xref: /openbmc/qemu/configure (revision 81e2b198)
17d13299dSbellard#!/bin/sh
27d13299dSbellard#
33ef693a0Sbellard# qemu configure script (c) 2003 Fabrice Bellard
47d13299dSbellard#
58cd05ab6SPeter Maydell
699519e67SCornelia Huck# Unset some variables known to interfere with behavior of common tools,
799519e67SCornelia Huck# just as autoconf does.
899519e67SCornelia HuckCLICOLOR_FORCE= GREP_OPTIONS=
999519e67SCornelia Huckunset CLICOLOR_FORCE GREP_OPTIONS
1099519e67SCornelia Huck
115e4dfd3dSJohn Snow# Don't allow CCACHE, if present, to use cached results of compile tests!
125e4dfd3dSJohn Snowexport CCACHE_RECACHE=yes
135e4dfd3dSJohn Snow
14dedad027SDaniel P. Berrangé# make source path absolute
15dedad027SDaniel P. Berrangésource_path=$(cd "$(dirname -- "$0")"; pwd)
16dedad027SDaniel P. Berrangé
17dedad027SDaniel P. Berrangéif test "$PWD" = "$source_path"
18dedad027SDaniel P. Berrangéthen
19dedad027SDaniel P. Berrangé    echo "Using './build' as the directory for build output"
20dedad027SDaniel P. Berrangé
21dedad027SDaniel P. Berrangé    MARKER=build/auto-created-by-configure
22dedad027SDaniel P. Berrangé
23dedad027SDaniel P. Berrangé    if test -e build
24dedad027SDaniel P. Berrangé    then
25dedad027SDaniel P. Berrangé        if test -f $MARKER
26dedad027SDaniel P. Berrangé        then
27dedad027SDaniel P. Berrangé           rm -rf build
28dedad027SDaniel P. Berrangé        else
29dedad027SDaniel P. Berrangé            echo "ERROR: ./build dir already exists and was not previously created by configure"
30dedad027SDaniel P. Berrangé            exit 1
31dedad027SDaniel P. Berrangé        fi
32dedad027SDaniel P. Berrangé    fi
33dedad027SDaniel P. Berrangé
34f160a5b2SDinah Baum    if ! mkdir build || ! touch $MARKER
35f160a5b2SDinah Baum    then
36f160a5b2SDinah Baum        echo "ERROR: Could not create ./build directory. Check the permissions on"
37f160a5b2SDinah Baum        echo "your source directory, or try doing an out-of-tree build."
38f160a5b2SDinah Baum        exit 1
39f160a5b2SDinah Baum    fi
40dedad027SDaniel P. Berrangé
41dedad027SDaniel P. Berrangé    cat > GNUmakefile <<'EOF'
42dedad027SDaniel P. Berrangé# This file is auto-generated by configure to support in-source tree
43dedad027SDaniel P. Berrangé# 'make' command invocation
44dedad027SDaniel P. Berrangé
45dedad027SDaniel P. Berrangéifeq ($(MAKECMDGOALS),)
46dedad027SDaniel P. Berrangérecurse: all
47dedad027SDaniel P. Berrangéendif
48dedad027SDaniel P. Berrangé
49dedad027SDaniel P. Berrangé.NOTPARALLEL: %
50dedad027SDaniel P. Berrangé%: force
51dedad027SDaniel P. Berrangé	@echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
52dedad027SDaniel P. Berrangé	@$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
53dedad027SDaniel P. Berrangé	@if test "$(MAKECMDGOALS)" = "distclean" && \
54dedad027SDaniel P. Berrangé	    test -e build/auto-created-by-configure ; \
55dedad027SDaniel P. Berrangé	then \
56dedad027SDaniel P. Berrangé	    rm -rf build GNUmakefile ; \
57dedad027SDaniel P. Berrangé	fi
58dedad027SDaniel P. Berrangéforce: ;
59dedad027SDaniel P. Berrangé.PHONY: force
60dedad027SDaniel P. BerrangéGNUmakefile: ;
61dedad027SDaniel P. Berrangé
62dedad027SDaniel P. BerrangéEOF
63dedad027SDaniel P. Berrangé    cd build
6464708615SPeter Maydell    exec "$source_path/configure" "$@"
65dedad027SDaniel P. Berrangéfi
66dedad027SDaniel P. Berrangé
678cd05ab6SPeter Maydell# Temporary directory used for files created while
688cd05ab6SPeter Maydell# configure runs. Since it is in the build directory
698cd05ab6SPeter Maydell# we can safely blow away any previous version of it
708cd05ab6SPeter Maydell# (and we need not jump through hoops to try to delete
718cd05ab6SPeter Maydell# it when configure exits.)
728cd05ab6SPeter MaydellTMPDIR1="config-temp"
738cd05ab6SPeter Maydellrm -rf "${TMPDIR1}"
74563661c0SPeter Maydellif ! mkdir -p "${TMPDIR1}"; then
758cd05ab6SPeter Maydell    echo "ERROR: failed to create temporary directory"
768cd05ab6SPeter Maydell    exit 1
777d13299dSbellardfi
787d13299dSbellard
798cd05ab6SPeter MaydellTMPB="qemu-conf"
808cd05ab6SPeter MaydellTMPC="${TMPDIR1}/${TMPB}.c"
8166518bf6SDon SlutzTMPO="${TMPDIR1}/${TMPB}.o"
824cb37d11SPhilippe Mathieu-DaudéTMPM="${TMPDIR1}/${TMPB}.m"
838cd05ab6SPeter MaydellTMPE="${TMPDIR1}/${TMPB}.exe"
847d13299dSbellard
85da1d85e3SGerd Hoffmannrm -f config.log
869ac81bbbSmalc
87b48e3611SPeter Maydell# Print a helpful header at the top of config.log
88b48e3611SPeter Maydellecho "# QEMU configure log $(date)" >> config.log
89979ae168SPeter Maydellprintf "# Configured with:" >> config.log
907f788779SAlex Bennée# repeat the invocation to log and stdout for CI
917f788779SAlex Bennéeinvoke=$(printf " '%s'" "$0" "$@")
927f788779SAlex Bennéetest -n "$GITLAB_CI" && echo "configuring with: $invoke"
937f788779SAlex Bennée{ echo "$invoke"; echo; echo "#"; } >> config.log
94b48e3611SPeter Maydell
95835af899SPaolo Bonziniquote_sh() {
96835af899SPaolo Bonzini    printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&',"
97835af899SPaolo Bonzini}
98835af899SPaolo Bonzini
99d880a3baSPaolo Bonziniprint_error() {
100d880a3baSPaolo Bonzini    (echo
10176ad07a4SPeter Maydell    echo "ERROR: $1"
10276ad07a4SPeter Maydell    while test -n "$2"; do
10376ad07a4SPeter Maydell        echo "       $2"
10476ad07a4SPeter Maydell        shift
10576ad07a4SPeter Maydell    done
106d880a3baSPaolo Bonzini    echo) >&2
107d880a3baSPaolo Bonzini}
108d880a3baSPaolo Bonzini
109d880a3baSPaolo Bonzinierror_exit() {
110d880a3baSPaolo Bonzini    print_error "$@"
11176ad07a4SPeter Maydell    exit 1
11276ad07a4SPeter Maydell}
11376ad07a4SPeter Maydell
1149c83ffd8SPeter Maydelldo_compiler() {
1159c83ffd8SPeter Maydell  # Run the compiler, capturing its output to the log. First argument
1169c83ffd8SPeter Maydell  # is compiler binary to execute.
117b3b5472dSPeter Maydell  compiler="$1"
118cd362defSPaolo Bonzini  shift
119cd362defSPaolo Bonzini  if test -n "$BASH_VERSION"; then eval '
120cd362defSPaolo Bonzini      echo >>config.log "
121cd362defSPaolo Bonzinifuncs: ${FUNCNAME[*]}
122cd362defSPaolo Bonzinilines: ${BASH_LINENO[*]}"
123cd362defSPaolo Bonzini  '; fi
124cd362defSPaolo Bonzini  echo $compiler "$@" >> config.log
125cd362defSPaolo Bonzini  $compiler "$@" >> config.log 2>&1 || return $?
126cd362defSPaolo Bonzini}
127cd362defSPaolo Bonzini
128cd362defSPaolo Bonzinido_compiler_werror() {
129cd362defSPaolo Bonzini    # Run the compiler, capturing its output to the log. First argument
130cd362defSPaolo Bonzini    # is compiler binary to execute.
131630d86b7SDavid CARLIER    compiler="$1"
1329c83ffd8SPeter Maydell    shift
1338bbe05d7SIan Jackson    if test -n "$BASH_VERSION"; then eval '
1348bbe05d7SIan Jackson        echo >>config.log "
1358bbe05d7SIan Jacksonfuncs: ${FUNCNAME[*]}
1368bbe05d7SIan Jacksonlines: ${BASH_LINENO[*]}"
1378bbe05d7SIan Jackson    '; fi
1389c83ffd8SPeter Maydell    echo $compiler "$@" >> config.log
1399c83ffd8SPeter Maydell    $compiler "$@" >> config.log 2>&1 || return $?
1408dc38a78SPeter Maydell    # Test passed. If this is an --enable-werror build, rerun
1418dc38a78SPeter Maydell    # the test with -Werror and bail out if it fails. This
1428dc38a78SPeter Maydell    # makes warning-generating-errors in configure test code
1438dc38a78SPeter Maydell    # obvious to developers.
1448dc38a78SPeter Maydell    if test "$werror" != "yes"; then
1458dc38a78SPeter Maydell        return 0
1468dc38a78SPeter Maydell    fi
1478dc38a78SPeter Maydell    # Don't bother rerunning the compile if we were already using -Werror
1488dc38a78SPeter Maydell    case "$*" in
1498dc38a78SPeter Maydell        *-Werror*)
1508dc38a78SPeter Maydell           return 0
1518dc38a78SPeter Maydell        ;;
1528dc38a78SPeter Maydell    esac
1539c83ffd8SPeter Maydell    echo $compiler -Werror "$@" >> config.log
1549c83ffd8SPeter Maydell    $compiler -Werror "$@" >> config.log 2>&1 && return $?
15576ad07a4SPeter Maydell    error_exit "configure test passed without -Werror but failed with -Werror." \
15676ad07a4SPeter Maydell        "This is probably a bug in the configure script. The failing command" \
15776ad07a4SPeter Maydell        "will be at the bottom of config.log." \
15876ad07a4SPeter Maydell        "You can run configure with --disable-werror to bypass this check."
1598dc38a78SPeter Maydell}
1608dc38a78SPeter Maydell
1619c83ffd8SPeter Maydelldo_cc() {
162cd362defSPaolo Bonzini    do_compiler_werror "$cc" $CPU_CFLAGS "$@"
1639c83ffd8SPeter Maydell}
1649c83ffd8SPeter Maydell
1654cb37d11SPhilippe Mathieu-Daudédo_objc() {
166cd362defSPaolo Bonzini    do_compiler_werror "$objcc" $CPU_CFLAGS "$@"
1674cb37d11SPhilippe Mathieu-Daudé}
1684cb37d11SPhilippe Mathieu-Daudé
16900849b92SRichard Henderson# Append $2 to the variable named $1, with space separation
17000849b92SRichard Hendersonadd_to() {
17100849b92SRichard Henderson    eval $1=\${$1:+\"\$$1 \"}\$2
17200849b92SRichard Henderson}
17300849b92SRichard Henderson
17452166aa0SJuan Quintelacompile_object() {
175fd0e6053SJohn Snow  local_cflags="$1"
176a2866660SPaolo Bonzini  do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
17752166aa0SJuan Quintela}
17852166aa0SJuan Quintela
17952166aa0SJuan Quintelacompile_prog() {
18052166aa0SJuan Quintela  local_cflags="$1"
18152166aa0SJuan Quintela  local_ldflags="$2"
182a2866660SPaolo Bonzini  do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC \
183a2866660SPaolo Bonzini      $LDFLAGS $EXTRA_LDFLAGS $CONFIGURE_LDFLAGS $QEMU_LDFLAGS $local_ldflags
18452166aa0SJuan Quintela}
18552166aa0SJuan Quintela
18611568d6dSPaolo Bonzini# symbolically link $1 to $2.  Portable version of "ln -sf".
18711568d6dSPaolo Bonzinisymlink() {
18872b8b5a1SStefan Weil  rm -rf "$2"
189ec5b06d7SAnthony Liguori  mkdir -p "$(dirname "$2")"
19072b8b5a1SStefan Weil  ln -s "$1" "$2"
19111568d6dSPaolo Bonzini}
19211568d6dSPaolo Bonzini
1930dba6195SLoïc Minier# check whether a command is available to this shell (may be either an
1940dba6195SLoïc Minier# executable or a builtin)
1950dba6195SLoïc Minierhas() {
1960dba6195SLoïc Minier    type "$1" >/dev/null 2>&1
1970dba6195SLoïc Minier}
1980dba6195SLoïc Minier
1990a01d76fSMarc-André Lureauversion_ge () {
2002df52b9bSAlex Bennée    local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ')
2012df52b9bSAlex Bennée    local_ver2=$(echo "$2" | tr . ' ')
2020a01d76fSMarc-André Lureau    while true; do
2030a01d76fSMarc-André Lureau        set x $local_ver1
2040a01d76fSMarc-André Lureau        local_first=${2-0}
205c44a33e2SStefano Garzarella        # 'shift 2' if $2 is set, or 'shift' if $2 is not set
206c44a33e2SStefano Garzarella        shift ${2:+2}
2070a01d76fSMarc-André Lureau        local_ver1=$*
2080a01d76fSMarc-André Lureau        set x $local_ver2
2090a01d76fSMarc-André Lureau        # the second argument finished, the first must be greater or equal
2100a01d76fSMarc-André Lureau        test $# = 1 && return 0
2110a01d76fSMarc-André Lureau        test $local_first -lt $2 && return 1
2120a01d76fSMarc-André Lureau        test $local_first -gt $2 && return 0
213c44a33e2SStefano Garzarella        shift ${2:+2}
2140a01d76fSMarc-André Lureau        local_ver2=$*
2150a01d76fSMarc-André Lureau    done
2160a01d76fSMarc-André Lureau}
2170a01d76fSMarc-André Lureau
2184ace32e2SAntonio Ospiteif printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
2194ace32e2SAntonio Ospitethen
2204ace32e2SAntonio Ospite  error_exit "main directory cannot contain spaces nor colons"
2214ace32e2SAntonio Ospitefi
2224ace32e2SAntonio Ospite
22314211825SAntonio Ospite# default parameters
2242ff6b91eSJuan Quintelacpu=""
22543ce4dfeSbellardstatic="no"
2263812c0c4SJoelle van Dynecross_compile="no"
2277d13299dSbellardcross_prefix=""
228e49d021eSPeter Maydellhost_cc="cc"
22963678e17SSteven Noonanstack_protector=""
2301e4f6065SDaniele Buonosafe_stack=""
231afc3a8f9SAlex Bennéeuse_containers="yes"
232f2385398SAlex Bennéegdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
233bcbc36a9SAlex Bennéegdb_arches=""
234e3feb2ccSEmilio Cotaglib_has_gslice="no"
235ac0df51dSaliguori
23692712822SDaniel P. Berrangeif test -e "$source_path/.git"
23792712822SDaniel P. Berrangethen
2387d7dbf9dSDan Streetman    git_submodules_action="update"
23992712822SDaniel P. Berrangeelse
2407d7dbf9dSDan Streetman    git_submodules_action="ignore"
24192712822SDaniel P. Berrangefi
2422d652f24SPaolo Bonzini
2432d652f24SPaolo Bonzinigit_submodules="ui/keycodemapdb"
244cc84d63aSDaniel P. Berrangegit="git"
245ac0df51dSaliguori
246afb63ebdSStefan Weil# Don't accept a target_list environment variable.
247afb63ebdSStefan Weilunset target_list
248447e133fSAlex Bennéeunset target_list_exclude
249377529c0SPaolo Bonzini
250377529c0SPaolo Bonzini# Default value for a variable defining feature "foo".
251377529c0SPaolo Bonzini#  * foo="no"  feature will only be used if --enable-foo arg is given
252377529c0SPaolo Bonzini#  * foo=""    feature will be searched for, and if found, will be used
253377529c0SPaolo Bonzini#              unless --disable-foo is given
254377529c0SPaolo Bonzini#  * foo="yes" this value will only be set by --enable-foo flag.
255377529c0SPaolo Bonzini#              feature will searched for,
256377529c0SPaolo Bonzini#              if not found, configure exits with error
257377529c0SPaolo Bonzini#
258377529c0SPaolo Bonzini# Always add --enable-foo and --disable-foo command line args.
259377529c0SPaolo Bonzini# Distributions want to ensure that several features are compiled in, and it
260377529c0SPaolo Bonzini# is impossible without a --enable-foo that exits if a feature is not found.
261377529c0SPaolo Bonzini
262c87ea116SAlex Bennéedefault_feature=""
263c87ea116SAlex Bennée# parse CC options second
264c87ea116SAlex Bennéefor opt do
265c87ea116SAlex Bennée  optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
266c87ea116SAlex Bennée  case "$opt" in
267c87ea116SAlex Bennée      --without-default-features)
268c87ea116SAlex Bennée          default_feature="no"
269c87ea116SAlex Bennée  ;;
270c87ea116SAlex Bennée  esac
271c87ea116SAlex Bennéedone
272c87ea116SAlex Bennée
273a2866660SPaolo BonziniEXTRA_CFLAGS=""
274a2866660SPaolo BonziniEXTRA_CXXFLAGS=""
275e910c7d9SPhilippe Mathieu-DaudéEXTRA_OBJCFLAGS=""
276a2866660SPaolo BonziniEXTRA_LDFLAGS=""
277a2866660SPaolo Bonzini
278377529c0SPaolo Bonzinidebug_tcg="no"
279247724cbSMarc-André Lureausanitizers="no"
2800aebab04SLingfeng Yangtsan="no"
2811f3f2bfeSMichael Tokarevfortify_source="yes"
282c7328271SMiroslav RezaninaEXESUF=""
28317969268SFam Zhengmodules="no"
284377529c0SPaolo Bonziniprefix="/usr/local"
28510ff82d1SMarc-André Lureauqemu_suffix="qemu"
286377529c0SPaolo Bonzinisoftmmu="yes"
287b915a2f1SPaolo Bonzinilinux_user=""
288b915a2f1SPaolo Bonzinibsd_user=""
28940d6444eSAvi Kivitypie=""
290519175a2SAlex Barcelocoroutine=""
291ba4dd2aaSAlex Bennéeplugins="$default_feature"
292a5665051SPaolo Bonzinimeson=""
29348328880SPaolo Bonzinininja=""
294c09c1ce7SPaolo Bonzinibindir="bin"
295a5665051SPaolo Bonziniskip_meson=no
29655116968SJagannathan Ramanvfio_user_server="disabled"
297377529c0SPaolo Bonzini
2983b4da132SPaolo Bonzini# The following Meson options are handled manually (still they
2993b4da132SPaolo Bonzini# are included in the automatically generated help message)
3003b4da132SPaolo Bonzini
3013b4da132SPaolo Bonzini# 1. Track which submodules are needed
3020577e84dSThomas Huthfdt="auto"
3033b4da132SPaolo Bonzini
304c54b59eeSPaolo Bonzini# 2. Automatically enable/disable other options
3057630156dSPhilippe Mathieu-Daudétcg="auto"
3063b4da132SPaolo Bonzinicfi="false"
3073b4da132SPaolo Bonzini
308c87ea116SAlex Bennée# parse CC options second
309ac0df51dSaliguorifor opt do
31089138857SStefan Weil  optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
311ac0df51dSaliguori  case "$opt" in
312ac0df51dSaliguori  --cross-prefix=*) cross_prefix="$optarg"
3133812c0c4SJoelle van Dyne                    cross_compile="yes"
314ac0df51dSaliguori  ;;
3153d8df640SPaolo Bonzini  --cc=*) CC="$optarg"
316ac0df51dSaliguori  ;;
31783f73fceSTomoki Sekiyama  --cxx=*) CXX="$optarg"
31883f73fceSTomoki Sekiyama  ;;
319c0c34c91SPeter Maydell  --objcc=*) objcc="$optarg"
320c0c34c91SPeter Maydell  ;;
3212ff6b91eSJuan Quintela  --cpu=*) cpu="$optarg"
3222ff6b91eSJuan Quintela  ;;
323a2866660SPaolo Bonzini  --extra-cflags=*)
324a2866660SPaolo Bonzini    EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg"
325a2866660SPaolo Bonzini    EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
326e910c7d9SPhilippe Mathieu-Daudé    EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
327e2a2ed06SJuan Quintela    ;;
328a2866660SPaolo Bonzini  --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
32911cde1c8SBruno Dominguez  ;;
330e910c7d9SPhilippe Mathieu-Daudé  --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
331e910c7d9SPhilippe Mathieu-Daudé  ;;
332a2866660SPaolo Bonzini  --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg"
333e2a2ed06SJuan Quintela  ;;
334d75402b5SAlex Bennée  --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
335d75402b5SAlex Bennée  ;;
336479ca4ccSMatheus Ferst  --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*}
337d422b2bcSAlex Bennée                      eval "cross_cc_cflags_${cc_arch}=\$optarg"
338d422b2bcSAlex Bennée  ;;
339d75402b5SAlex Bennée  --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
340d75402b5SAlex Bennée                eval "cross_cc_${cc_arch}=\$optarg"
341d75402b5SAlex Bennée  ;;
3425adb43beSPaolo Bonzini  --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option"
3435adb43beSPaolo Bonzini  ;;
3445adb43beSPaolo Bonzini  --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*}
3455adb43beSPaolo Bonzini                    eval "cross_prefix_${cc_arch}=\$optarg"
3465adb43beSPaolo Bonzini  ;;
347ac0df51dSaliguori  esac
348ac0df51dSaliguoridone
349ac0df51dSaliguori
350e49d021eSPeter Maydell# Preferred compiler:
351e49d021eSPeter Maydell#  ${CC} (if set)
352e49d021eSPeter Maydell#  ${cross_prefix}gcc (if cross-prefix specified)
353e49d021eSPeter Maydell#  system compiler
354e49d021eSPeter Maydellif test -z "${CC}${cross_prefix}"; then
355e49d021eSPeter Maydell  cc="$host_cc"
356e49d021eSPeter Maydellelse
357b3198cc2SStuart Yoder  cc="${CC-${cross_prefix}gcc}"
358e49d021eSPeter Maydellfi
359e49d021eSPeter Maydell
36083f73fceSTomoki Sekiyamaif test -z "${CXX}${cross_prefix}"; then
36183f73fceSTomoki Sekiyama  cxx="c++"
36283f73fceSTomoki Sekiyamaelse
36383f73fceSTomoki Sekiyama  cxx="${CXX-${cross_prefix}g++}"
36483f73fceSTomoki Sekiyamafi
36583f73fceSTomoki Sekiyama
366c0c34c91SPeter Maydell# Preferred ObjC compiler:
367c0c34c91SPeter Maydell# $objcc (if set, i.e. via --objcc option)
368c0c34c91SPeter Maydell# ${cross_prefix}clang (if cross-prefix specified)
369c0c34c91SPeter Maydell# clang (if available)
370c0c34c91SPeter Maydell# $cc
371c0c34c91SPeter Maydellif test -z "${objcc}${cross_prefix}"; then
372c0c34c91SPeter Maydell  if has clang; then
373c0c34c91SPeter Maydell    objcc=clang
374c0c34c91SPeter Maydell  else
375c0c34c91SPeter Maydell    objcc="$cc"
376c0c34c91SPeter Maydell  fi
377c0c34c91SPeter Maydellelse
378c0c34c91SPeter Maydell  objcc="${objcc-${cross_prefix}clang}"
379c0c34c91SPeter Maydellfi
380c0c34c91SPeter Maydell
381b3198cc2SStuart Yoderar="${AR-${cross_prefix}ar}"
382cdbd727cSRichard Hendersonas="${AS-${cross_prefix}as}"
3835f6f0e27SRichard Hendersonccas="${CCAS-$cc}"
384b3198cc2SStuart Yoderobjcopy="${OBJCOPY-${cross_prefix}objcopy}"
385b3198cc2SStuart Yoderld="${LD-${cross_prefix}ld}"
3869f81aeb5SAlistair Francisranlib="${RANLIB-${cross_prefix}ranlib}"
3874852ee95SStefan Weilnm="${NM-${cross_prefix}nm}"
38835acbb30SPaolo Bonzinismbd="$SMBD"
389b3198cc2SStuart Yoderstrip="${STRIP-${cross_prefix}strip}"
390158bb224SKonstantin Kostiukwidl="${WIDL-${cross_prefix}widl}"
391b3198cc2SStuart Yoderwindres="${WINDRES-${cross_prefix}windres}"
392f9f0e617SAndrey Drobyshevwindmc="${WINDMC-${cross_prefix}windmc}"
39317884d7bSSergei Trofimovichpkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
39417884d7bSSergei Trofimovichquery_pkg_config() {
39517884d7bSSergei Trofimovich    "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
39617884d7bSSergei Trofimovich}
39717884d7bSSergei Trofimovichpkg_config=query_pkg_config
39847c03744SDave Airliesdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
399ac0df51dSaliguori
400be17dc90SMichael S. Tsirkin# default flags for all hosts
4012d31515bSPeter Maydell# We use -fwrapv to tell the compiler that we require a C dialect where
4022d31515bSPeter Maydell# left shift of signed integers is well defined and has the expected
4032d31515bSPeter Maydell# 2s-complement style results. (Both clang and gcc agree that it
4042d31515bSPeter Maydell# provides these semantics.)
405de38c0ccSPaolo BonziniQEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv"
406be17dc90SMichael S. TsirkinQEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
4075770e8afSPaolo Bonzini
408de38c0ccSPaolo BonziniQEMU_LDFLAGS=
409de38c0ccSPaolo Bonzini
4105770e8afSPaolo Bonzini# Flags that are needed during configure but later taken care of by Meson
4118a9d3d56SRichard HendersonCONFIGURE_CFLAGS="-std=gnu11 -Wall"
4125770e8afSPaolo BonziniCONFIGURE_LDFLAGS=
413086d5f75SPaolo Bonzini
414be17dc90SMichael S. Tsirkin
415ac0df51dSaliguoricheck_define() {
416ac0df51dSaliguoricat > $TMPC <<EOF
417ac0df51dSaliguori#if !defined($1)
418fd786e1aSPeter Maydell#error $1 not defined
419ac0df51dSaliguori#endif
420ac0df51dSaliguoriint main(void) { return 0; }
421ac0df51dSaliguoriEOF
42252166aa0SJuan Quintela  compile_object
423ac0df51dSaliguori}
424ac0df51dSaliguori
425307119e7SGerd Hoffmanncheck_include() {
426307119e7SGerd Hoffmanncat > $TMPC <<EOF
427307119e7SGerd Hoffmann#include <$1>
428307119e7SGerd Hoffmannint main(void) { return 0; }
429307119e7SGerd HoffmannEOF
430307119e7SGerd Hoffmann  compile_object
431307119e7SGerd Hoffmann}
432307119e7SGerd Hoffmann
43393b25869SJohn Snowwrite_c_skeleton() {
43493b25869SJohn Snow    cat > $TMPC <<EOF
43593b25869SJohn Snowint main(void) { return 0; }
43693b25869SJohn SnowEOF
43793b25869SJohn Snow}
43893b25869SJohn Snow
439bbea4050SPeter Maydellif check_define __linux__ ; then
440ba7c60c2SPaolo Bonzini  targetos=linux
441bbea4050SPeter Maydellelif check_define _WIN32 ; then
442ba7c60c2SPaolo Bonzini  targetos=windows
443bbea4050SPeter Maydellelif check_define __OpenBSD__ ; then
444ba7c60c2SPaolo Bonzini  targetos=openbsd
445bbea4050SPeter Maydellelif check_define __sun__ ; then
446ba7c60c2SPaolo Bonzini  targetos=sunos
447bbea4050SPeter Maydellelif check_define __HAIKU__ ; then
448ba7c60c2SPaolo Bonzini  targetos=haiku
449951fedfcSPeter Maydellelif check_define __FreeBSD__ ; then
450ba7c60c2SPaolo Bonzini  targetos=freebsd
451951fedfcSPeter Maydellelif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
452ba7c60c2SPaolo Bonzini  targetos=gnu/kfreebsd
453951fedfcSPeter Maydellelif check_define __DragonFly__ ; then
454ba7c60c2SPaolo Bonzini  targetos=dragonfly
455951fedfcSPeter Maydellelif check_define __NetBSD__; then
456ba7c60c2SPaolo Bonzini  targetos=netbsd
457951fedfcSPeter Maydellelif check_define __APPLE__; then
458ba7c60c2SPaolo Bonzini  targetos=darwin
459bbea4050SPeter Maydellelse
460951fedfcSPeter Maydell  # This is a fatal error, but don't report it yet, because we
461951fedfcSPeter Maydell  # might be going to just print the --help text, or it might
462951fedfcSPeter Maydell  # be the result of a missing compiler.
463ba7c60c2SPaolo Bonzini  targetos=bogus
464bbea4050SPeter Maydellfi
465bbea4050SPeter Maydell
46665eff01bSPaolo Bonzini# OS specific
46765eff01bSPaolo Bonzini
4683b0d8643SPaolo Bonzinimingw32="no"
4693b0d8643SPaolo Bonzinibsd="no"
4703b0d8643SPaolo Bonzinilinux="no"
4713b0d8643SPaolo Bonzinisolaris="no"
47265eff01bSPaolo Bonzinicase $targetos in
47365eff01bSPaolo Bonziniwindows)
47465eff01bSPaolo Bonzini  mingw32="yes"
47565eff01bSPaolo Bonzini  plugins="no"
47665eff01bSPaolo Bonzini  pie="no"
47765eff01bSPaolo Bonzini;;
47865eff01bSPaolo Bonzinignu/kfreebsd)
47965eff01bSPaolo Bonzini  bsd="yes"
48065eff01bSPaolo Bonzini;;
48165eff01bSPaolo Bonzinifreebsd)
48265eff01bSPaolo Bonzini  bsd="yes"
48365eff01bSPaolo Bonzini  make="${MAKE-gmake}"
48465eff01bSPaolo Bonzini  # needed for kinfo_getvmmap(3) in libutil.h
48565eff01bSPaolo Bonzini;;
48665eff01bSPaolo Bonzinidragonfly)
48765eff01bSPaolo Bonzini  bsd="yes"
48865eff01bSPaolo Bonzini  make="${MAKE-gmake}"
48965eff01bSPaolo Bonzini;;
49065eff01bSPaolo Bonzininetbsd)
49165eff01bSPaolo Bonzini  bsd="yes"
49265eff01bSPaolo Bonzini  make="${MAKE-gmake}"
49365eff01bSPaolo Bonzini;;
49465eff01bSPaolo Bonziniopenbsd)
49565eff01bSPaolo Bonzini  bsd="yes"
49665eff01bSPaolo Bonzini  make="${MAKE-gmake}"
49765eff01bSPaolo Bonzini;;
49865eff01bSPaolo Bonzinidarwin)
49965eff01bSPaolo Bonzini  bsd="yes"
50065eff01bSPaolo Bonzini  darwin="yes"
50165eff01bSPaolo Bonzini  # Disable attempts to use ObjectiveC features in os/object.h since they
50265eff01bSPaolo Bonzini  # won't work when we're compiling with gcc as a C compiler.
50365eff01bSPaolo Bonzini  QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
50465eff01bSPaolo Bonzini;;
50565eff01bSPaolo Bonzinisunos)
50665eff01bSPaolo Bonzini  solaris="yes"
50765eff01bSPaolo Bonzini  make="${MAKE-gmake}"
50865eff01bSPaolo Bonzini# needed for CMSG_ macros in sys/socket.h
50965eff01bSPaolo Bonzini  QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
51065eff01bSPaolo Bonzini# needed for TIOCWIN* defines in termios.h
51165eff01bSPaolo Bonzini  QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
51265eff01bSPaolo Bonzini;;
51365eff01bSPaolo Bonzinihaiku)
51465eff01bSPaolo Bonzini  pie="no"
51565eff01bSPaolo Bonzini  QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -D_BSD_SOURCE -fPIC $QEMU_CFLAGS"
51665eff01bSPaolo Bonzini;;
51765eff01bSPaolo Bonzinilinux)
51865eff01bSPaolo Bonzini  linux="yes"
51965eff01bSPaolo Bonzini;;
520bbea4050SPeter Maydellesac
521bbea4050SPeter Maydell
5222ff6b91eSJuan Quintelaif test ! -z "$cpu" ; then
5232ff6b91eSJuan Quintela  # command line argument
5242ff6b91eSJuan Quintela  :
5252ff6b91eSJuan Quintelaelif check_define __i386__ ; then
526ac0df51dSaliguori  cpu="i386"
527ac0df51dSaliguorielif check_define __x86_64__ ; then
528c72b26ecSRichard Henderson  if check_define __ILP32__ ; then
529c72b26ecSRichard Henderson    cpu="x32"
530c72b26ecSRichard Henderson  else
531ac0df51dSaliguori    cpu="x86_64"
532c72b26ecSRichard Henderson  fi
5333aa9bd6cSblueswir1elif check_define __sparc__ ; then
5343aa9bd6cSblueswir1  if check_define __arch64__ ; then
5353aa9bd6cSblueswir1    cpu="sparc64"
5363aa9bd6cSblueswir1  else
5373aa9bd6cSblueswir1    cpu="sparc"
5383aa9bd6cSblueswir1  fi
539fdf7ed96Smalcelif check_define _ARCH_PPC ; then
540fdf7ed96Smalc  if check_define _ARCH_PPC64 ; then
541f8378accSRichard Henderson    if check_define _LITTLE_ENDIAN ; then
542f8378accSRichard Henderson      cpu="ppc64le"
543f8378accSRichard Henderson    else
544fdf7ed96Smalc      cpu="ppc64"
545f8378accSRichard Henderson    fi
546ac0df51dSaliguori  else
547fdf7ed96Smalc    cpu="ppc"
548fdf7ed96Smalc  fi
549afa05235SAurelien Jarnoelif check_define __mips__ ; then
550afa05235SAurelien Jarno  cpu="mips"
551d66ed0eaSAurelien Jarnoelif check_define __s390__ ; then
552d66ed0eaSAurelien Jarno  if check_define __s390x__ ; then
553d66ed0eaSAurelien Jarno    cpu="s390x"
554d66ed0eaSAurelien Jarno  else
555d66ed0eaSAurelien Jarno    cpu="s390"
556d66ed0eaSAurelien Jarno  fi
557c4f80543SAlistair Franciselif check_define __riscv ; then
558ba0e7333SRichard Henderson  cpu="riscv"
55921d89f84SPeter Maydellelif check_define __arm__ ; then
56021d89f84SPeter Maydell  cpu="arm"
5611f080313SClaudio Fontanaelif check_define __aarch64__ ; then
5621f080313SClaudio Fontana  cpu="aarch64"
563dfcf900bSWANG Xueruielif check_define __loongarch64 ; then
564dfcf900bSWANG Xuerui  cpu="loongarch64"
565fdf7ed96Smalcelse
566f9c77801SPaolo Bonzini  # Using uname is really broken, but it is just a fallback for architectures
567f9c77801SPaolo Bonzini  # that are going to use TCI anyway
56889138857SStefan Weil  cpu=$(uname -m)
569f9c77801SPaolo Bonzini  echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'"
570ac0df51dSaliguorifi
571ac0df51dSaliguori
572f9c77801SPaolo Bonzini# Normalise host CPU name and set multilib cflags.  The canonicalization
573f9c77801SPaolo Bonzini# isn't really necessary, because the architectures that we check for
574f9c77801SPaolo Bonzini# should not hit the 'uname -m' case, but better safe than sorry.
575359bc95dSPeter Maydell# Note that this case should only have supported host CPUs, not guests.
5767d13299dSbellardcase "$cpu" in
577e4da0e39SPaolo Bonzini  armv*b|armv*l|arm)
578e4da0e39SPaolo Bonzini    cpu="arm" ;;
579e4da0e39SPaolo Bonzini
580f9c77801SPaolo Bonzini  i386|i486|i586|i686)
58197a847bcSbellard    cpu="i386"
582e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m32" ;;
583e4da0e39SPaolo Bonzini  x32)
5844da270beSPaolo Bonzini    cpu="x86_64"
585e4da0e39SPaolo Bonzini    CPU_CFLAGS="-mx32" ;;
586aaa5fa14Saurel32  x86_64|amd64)
587aaa5fa14Saurel32    cpu="x86_64"
588e4da0e39SPaolo Bonzini    # ??? Only extremely old AMD cpus do not have cmpxchg16b.
589e4da0e39SPaolo Bonzini    # If we truly care, we should simply detect this case at
590e4da0e39SPaolo Bonzini    # runtime and generate the fallback to serial emulation.
591e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m64 -mcx16" ;;
592e4da0e39SPaolo Bonzini
593afa05235SAurelien Jarno  mips*)
594e4da0e39SPaolo Bonzini    cpu="mips" ;;
595e4da0e39SPaolo Bonzini
596e4da0e39SPaolo Bonzini  ppc)
597e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m32" ;;
598e4da0e39SPaolo Bonzini  ppc64)
599ced5cfffSMiroslav Rezanina    CPU_CFLAGS="-m64 -mbig-endian" ;;
600e4da0e39SPaolo Bonzini  ppc64le)
601d8ff892dSPaolo Bonzini    cpu="ppc64"
602ced5cfffSMiroslav Rezanina    CPU_CFLAGS="-m64 -mlittle-endian" ;;
603e4da0e39SPaolo Bonzini
604e4da0e39SPaolo Bonzini  s390)
605823eb013SPaolo Bonzini    CPU_CFLAGS="-m31" ;;
606e4da0e39SPaolo Bonzini  s390x)
607e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m64" ;;
608e4da0e39SPaolo Bonzini
6093142255cSblueswir1  sparc|sun4[cdmuv])
610ae228531Sbellard    cpu="sparc"
611e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" ;;
612e4da0e39SPaolo Bonzini  sparc64)
613e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m64 -mcpu=ultrasparc" ;;
6147d13299dSbellardesac
615e2d52ad3SJuan Quintela
6160db4a067SPaolo Bonzini: ${make=${MAKE-make}}
617b6daf4d3SPaolo Bonzini
618fee6d412SJohn Snow
619fee6d412SJohn Snowcheck_py_version() {
620fee6d412SJohn Snow    # We require python >= 3.6.
621fee6d412SJohn Snow    # NB: a True python conditional creates a non-zero return code (Failure)
622fee6d412SJohn Snow    "$1" -c 'import sys; sys.exit(sys.version_info < (3,6))'
623fee6d412SJohn Snow}
624fee6d412SJohn Snow
625faf44142SDaniel P. Berrangépython=
626fee6d412SJohn Snowfirst_python=
627fee6d412SJohn Snowif test -z "${PYTHON}"; then
628fee6d412SJohn Snow    # A bare 'python' is traditionally python 2.x, but some distros
629fee6d412SJohn Snow    # have it as python 3.x, so check in both places.
630fee6d412SJohn Snow    for binary in python3 python python3.11 python3.10 python3.9 python3.8 python3.7 python3.6; do
631fee6d412SJohn Snow        if has "$binary"; then
63295c5f2deSPaolo Bonzini            python=$(command -v "$binary")
633fee6d412SJohn Snow            if check_py_version "$python"; then
634fee6d412SJohn Snow                # This one is good.
635fee6d412SJohn Snow                first_python=
636faf44142SDaniel P. Berrangé                break
637fee6d412SJohn Snow            else
638fee6d412SJohn Snow                first_python=$python
639fee6d412SJohn Snow            fi
640faf44142SDaniel P. Berrangé        fi
641faf44142SDaniel P. Berrangé    done
642fee6d412SJohn Snowelse
643fee6d412SJohn Snow    # Same as above, but only check the environment variable.
644fee6d412SJohn Snow    has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable"
645fee6d412SJohn Snow    python=$(command -v "$PYTHON")
646fee6d412SJohn Snow    if check_py_version "$python"; then
647fee6d412SJohn Snow        # This one is good.
648fee6d412SJohn Snow        first_python=
649fee6d412SJohn Snow    else
650fee6d412SJohn Snow        first_python=$first_python
651fee6d412SJohn Snow    fi
652fee6d412SJohn Snowfi
653903458c8SMarkus Armbruster
65439d87c8cSAlex Bennée# Check for ancillary tools used in testing
65539d87c8cSAlex Bennéegenisoimage=
6563df437c7SAlex Bennéefor binary in genisoimage mkisofs
65739d87c8cSAlex Bennéedo
65839d87c8cSAlex Bennée    if has $binary
65939d87c8cSAlex Bennée    then
66039d87c8cSAlex Bennée        genisoimage=$(command -v "$binary")
66139d87c8cSAlex Bennée        break
66239d87c8cSAlex Bennée    fi
66339d87c8cSAlex Bennéedone
66439d87c8cSAlex Bennée
6653457a3f8SJuan Quintelaif test "$mingw32" = "yes" ; then
6663457a3f8SJuan Quintela  EXESUF=".exe"
66778e9d4adSStefan Weil  # MinGW needs -mthreads for TLS and macro _MT.
6685770e8afSPaolo Bonzini  CONFIGURE_CFLAGS="-mthreads $CONFIGURE_CFLAGS"
669d17f305aSPaolo Bonzini  prefix="/qemu"
670c09c1ce7SPaolo Bonzini  bindir=""
67177433a5fSMarc-André Lureau  qemu_suffix=""
6723457a3f8SJuan Quintelafi
6733457a3f8SJuan Quintela
674487fefdbSAnthony Liguoriwerror=""
67585aa5189Sbellard
6768154f5e6SAkihiko Odakimeson_option_build_array() {
6778154f5e6SAkihiko Odaki  printf '['
678c5cfdabaSPeter Maydell  (if test "$targetos" = windows; then
6798154f5e6SAkihiko Odaki    IFS=\;
6808154f5e6SAkihiko Odaki  else
6818154f5e6SAkihiko Odaki    IFS=:
6828154f5e6SAkihiko Odaki  fi
6838154f5e6SAkihiko Odaki  for e in $1; do
68465842b03SPeter Maydell    printf '"""'
68565842b03SPeter Maydell    # backslash escape any '\' and '"' characters
68665842b03SPeter Maydell    printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g'
68765842b03SPeter Maydell    printf '""",'
6888154f5e6SAkihiko Odaki  done)
6898154f5e6SAkihiko Odaki  printf ']\n'
6908154f5e6SAkihiko Odaki}
6918154f5e6SAkihiko Odaki
69264708615SPeter Maydell. "$source_path/scripts/meson-buildoptions.sh"
69361d63097SPaolo Bonzini
69461d63097SPaolo Bonzinimeson_options=
695c54b59eeSPaolo Bonzinimeson_option_add() {
696c54b59eeSPaolo Bonzini  meson_options="$meson_options $(quote_sh "$1")"
697c54b59eeSPaolo Bonzini}
69861d63097SPaolo Bonzinimeson_option_parse() {
69961d63097SPaolo Bonzini  meson_options="$meson_options $(_meson_option_parse "$@")"
70061d63097SPaolo Bonzini  if test $? -eq 1; then
70161d63097SPaolo Bonzini    echo "ERROR: unknown option $1"
70261d63097SPaolo Bonzini    echo "Try '$0 --help' for more information"
70361d63097SPaolo Bonzini    exit 1
70461d63097SPaolo Bonzini  fi
70561d63097SPaolo Bonzini}
70661d63097SPaolo Bonzini
7077d13299dSbellardfor opt do
70889138857SStefan Weil  optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
7097d13299dSbellard  case "$opt" in
7102efc3265Sbellard  --help|-h) show_help=yes
7112efc3265Sbellard  ;;
71264708615SPeter Maydell  --version|-V) exec cat "$source_path/VERSION"
71399123e13SMike Frysinger  ;;
714b1a550a0Spbrook  --prefix=*) prefix="$optarg"
7157d13299dSbellard  ;;
716ac0df51dSaliguori  --cross-prefix=*)
7177d13299dSbellard  ;;
718ac0df51dSaliguori  --cc=*)
7197d13299dSbellard  ;;
720b1a550a0Spbrook  --host-cc=*) host_cc="$optarg"
72183469015Sbellard  ;;
72283f73fceSTomoki Sekiyama  --cxx=*)
72383f73fceSTomoki Sekiyama  ;;
724c0c34c91SPeter Maydell  --objcc=*)
7253c4a4d0dSPeter Maydell  ;;
726b1a550a0Spbrook  --make=*) make="$optarg"
7277d13299dSbellard  ;;
728b6daf4d3SPaolo Bonzini  --install=*)
7296a882643Spbrook  ;;
730*81e2b198SJohn Snow  --python=*) python="$optarg"
731c886edfbSBlue Swirl  ;;
732a5665051SPaolo Bonzini  --skip-meson) skip_meson=yes
733a5665051SPaolo Bonzini  ;;
734a5665051SPaolo Bonzini  --meson=*) meson="$optarg"
735a5665051SPaolo Bonzini  ;;
73648328880SPaolo Bonzini  --ninja=*) ninja="$optarg"
73748328880SPaolo Bonzini  ;;
738e2d8830eSBrad  --smbd=*) smbd="$optarg"
739e2d8830eSBrad  ;;
740e2a2ed06SJuan Quintela  --extra-cflags=*)
7417d13299dSbellard  ;;
74211cde1c8SBruno Dominguez  --extra-cxxflags=*)
74311cde1c8SBruno Dominguez  ;;
744e910c7d9SPhilippe Mathieu-Daudé  --extra-objcflags=*)
745e910c7d9SPhilippe Mathieu-Daudé  ;;
746e2a2ed06SJuan Quintela  --extra-ldflags=*)
7477d13299dSbellard  ;;
748d75402b5SAlex Bennée  --cross-cc-*)
749d75402b5SAlex Bennée  ;;
7505adb43beSPaolo Bonzini  --cross-prefix-*)
7515adb43beSPaolo Bonzini  ;;
752c54b59eeSPaolo Bonzini  --enable-debug-info) meson_option_add -Ddebug=true
75328609749SPaolo Bonzini  ;;
754c54b59eeSPaolo Bonzini  --disable-debug-info) meson_option_add -Ddebug=false
75528609749SPaolo Bonzini  ;;
75617969268SFam Zheng  --enable-modules)
75717969268SFam Zheng      modules="yes"
75817969268SFam Zheng  ;;
7593aa88b31SStefan Hajnoczi  --disable-modules)
7603aa88b31SStefan Hajnoczi      modules="no"
7613aa88b31SStefan Hajnoczi  ;;
7622ff6b91eSJuan Quintela  --cpu=*)
7637d13299dSbellard  ;;
764b1a550a0Spbrook  --target-list=*) target_list="$optarg"
765447e133fSAlex Bennée                   if test "$target_list_exclude"; then
766447e133fSAlex Bennée                       error_exit "Can't mix --target-list with --target-list-exclude"
767447e133fSAlex Bennée                   fi
768447e133fSAlex Bennée  ;;
769447e133fSAlex Bennée  --target-list-exclude=*) target_list_exclude="$optarg"
770447e133fSAlex Bennée                   if test "$target_list"; then
771447e133fSAlex Bennée                       error_exit "Can't mix --target-list-exclude with --target-list"
772447e133fSAlex Bennée                   fi
773de83cd02Sbellard  ;;
774c54b59eeSPaolo Bonzini  --with-default-devices) meson_option_add -Ddefault_devices=true
775f3494749SPaolo Bonzini  ;;
776c54b59eeSPaolo Bonzini  --without-default-devices) meson_option_add -Ddefault_devices=false
777f3494749SPaolo Bonzini  ;;
778d1d5e9eeSAlex Bennée  --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option"
779d1d5e9eeSAlex Bennée  ;;
780d1d5e9eeSAlex Bennée  --with-devices-*) device_arch=${opt#--with-devices-};
781d1d5e9eeSAlex Bennée                    device_arch=${device_arch%%=*}
782d1d5e9eeSAlex Bennée                    cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak
783d1d5e9eeSAlex Bennée                    if test -f "$cf"; then
784d1d5e9eeSAlex Bennée                        device_archs="$device_archs $device_arch"
785d1d5e9eeSAlex Bennée                        eval "devices_${device_arch}=\$optarg"
786d1d5e9eeSAlex Bennée                    else
787d1d5e9eeSAlex Bennée                        error_exit "File $cf does not exist"
788d1d5e9eeSAlex Bennée                    fi
789d1d5e9eeSAlex Bennée  ;;
790c87ea116SAlex Bennée  --without-default-features) # processed above
791c87ea116SAlex Bennée  ;;
79279427693SLoïc Minier  --static)
79379427693SLoïc Minier    static="yes"
79417884d7bSSergei Trofimovich    QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
79543ce4dfeSbellard  ;;
7960b24e75fSPaolo Bonzini  --bindir=*) bindir="$optarg"
7970b24e75fSPaolo Bonzini  ;;
79877433a5fSMarc-André Lureau  --with-suffix=*) qemu_suffix="$optarg"
799023d3d67SEduardo Habkost  ;;
800181ce1d0SOlaf Hering  --host=*|--build=*|\
801181ce1d0SOlaf Hering  --disable-dependency-tracking|\
802785c23aeSLuiz Capitulino  --sbindir=*|--sharedstatedir=*|\
803fe0038beSPaolo Bonzini  --oldincludedir=*|--datarootdir=*|--infodir=*|\
804023ddd74SMax Filippov  --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
805023ddd74SMax Filippov    # These switches are silently ignored, for compatibility with
806023ddd74SMax Filippov    # autoconf-generated configure scripts. This allows QEMU's
807023ddd74SMax Filippov    # configure to be used by RPM and similar macros that set
808023ddd74SMax Filippov    # lots of directory switches by default.
809023ddd74SMax Filippov  ;;
810f8393946Saurel32  --enable-debug-tcg) debug_tcg="yes"
811f8393946Saurel32  ;;
812f8393946Saurel32  --disable-debug-tcg) debug_tcg="no"
813f8393946Saurel32  ;;
814f3d08ee6SPaul Brook  --enable-debug)
815f3d08ee6SPaul Brook      # Enable debugging options that aren't excessively noisy
816f3d08ee6SPaul Brook      debug_tcg="yes"
81758a2e3f5SStefan Hajnoczi      meson_option_parse --enable-debug-graph-lock ""
818c55cf6abSPaolo Bonzini      meson_option_parse --enable-debug-mutex ""
819c54b59eeSPaolo Bonzini      meson_option_add -Doptimization=0
820b553a042SJohn Snow      fortify_source="no"
821f3d08ee6SPaul Brook  ;;
822247724cbSMarc-André Lureau  --enable-sanitizers) sanitizers="yes"
823247724cbSMarc-André Lureau  ;;
824247724cbSMarc-André Lureau  --disable-sanitizers) sanitizers="no"
825247724cbSMarc-André Lureau  ;;
8260aebab04SLingfeng Yang  --enable-tsan) tsan="yes"
8270aebab04SLingfeng Yang  ;;
8280aebab04SLingfeng Yang  --disable-tsan) tsan="no"
8290aebab04SLingfeng Yang  ;;
8301badb709SPaolo Bonzini  --disable-tcg) tcg="disabled"
831d1a14257SAlex Bennée                 plugins="no"
832b3f6ea7eSPaolo Bonzini  ;;
8331badb709SPaolo Bonzini  --enable-tcg) tcg="enabled"
834b3f6ea7eSPaolo Bonzini  ;;
835cad25d69Spbrook  --disable-system) softmmu="no"
8360a8e90f4Spbrook  ;;
837cad25d69Spbrook  --enable-system) softmmu="yes"
8380a8e90f4Spbrook  ;;
8390953a80fSZachary Amsden  --disable-user)
8400953a80fSZachary Amsden      linux_user="no" ;
8410953a80fSZachary Amsden      bsd_user="no" ;
8420953a80fSZachary Amsden  ;;
8430953a80fSZachary Amsden  --enable-user) ;;
844831b7825Sths  --disable-linux-user) linux_user="no"
8450a8e90f4Spbrook  ;;
846831b7825Sths  --enable-linux-user) linux_user="yes"
847831b7825Sths  ;;
84884778508Sblueswir1  --disable-bsd-user) bsd_user="no"
84984778508Sblueswir1  ;;
85084778508Sblueswir1  --enable-bsd-user) bsd_user="yes"
85184778508Sblueswir1  ;;
85240d6444eSAvi Kivity  --enable-pie) pie="yes"
85334005a00SKirill A. Shutemov  ;;
85440d6444eSAvi Kivity  --disable-pie) pie="no"
85534005a00SKirill A. Shutemov  ;;
85685aa5189Sbellard  --enable-werror) werror="yes"
85785aa5189Sbellard  ;;
85885aa5189Sbellard  --disable-werror) werror="no"
85985aa5189Sbellard  ;;
86063678e17SSteven Noonan  --enable-stack-protector) stack_protector="yes"
86163678e17SSteven Noonan  ;;
86263678e17SSteven Noonan  --disable-stack-protector) stack_protector="no"
86363678e17SSteven Noonan  ;;
8641e4f6065SDaniele Buono  --enable-safe-stack) safe_stack="yes"
8651e4f6065SDaniele Buono  ;;
8661e4f6065SDaniele Buono  --disable-safe-stack) safe_stack="no"
8671e4f6065SDaniele Buono  ;;
8689e62ba48SDaniele Buono  --enable-cfi)
8699e62ba48SDaniele Buono      cfi="true";
870c54b59eeSPaolo Bonzini      meson_option_add -Db_lto=true
8719e62ba48SDaniele Buono  ;;
8729e62ba48SDaniele Buono  --disable-cfi) cfi="false"
8739e62ba48SDaniele Buono  ;;
874fbb4121dSPaolo Bonzini  --disable-fdt) fdt="disabled"
8752df87df7SJuan Quintela  ;;
876fbb4121dSPaolo Bonzini  --enable-fdt) fdt="enabled"
877fbb4121dSPaolo Bonzini  ;;
878fbb4121dSPaolo Bonzini  --enable-fdt=git) fdt="internal"
879fbb4121dSPaolo Bonzini  ;;
88003a3c0b3SPaolo Bonzini  --enable-fdt=*) fdt="$optarg"
8812df87df7SJuan Quintela  ;;
882519175a2SAlex Barcelo  --with-coroutine=*) coroutine="$optarg"
883519175a2SAlex Barcelo  ;;
884cc84d63aSDaniel P. Berrange  --with-git=*) git="$optarg"
885cc84d63aSDaniel P. Berrange  ;;
8867d7dbf9dSDan Streetman  --with-git-submodules=*)
8877d7dbf9dSDan Streetman      git_submodules_action="$optarg"
888f62bbee5SDaniel P. Berrange  ;;
8899b8e4298SAlex Bennée  --enable-plugins) if test "$mingw32" = "yes"; then
8909b8e4298SAlex Bennée                        error_exit "TCG plugins not currently supported on Windows platforms"
8919b8e4298SAlex Bennée                    else
8929b8e4298SAlex Bennée                        plugins="yes"
8939b8e4298SAlex Bennée                    fi
89440e8c6f4SAlex Bennée  ;;
89540e8c6f4SAlex Bennée  --disable-plugins) plugins="no"
89640e8c6f4SAlex Bennée  ;;
897afc3a8f9SAlex Bennée  --enable-containers) use_containers="yes"
898afc3a8f9SAlex Bennée  ;;
899afc3a8f9SAlex Bennée  --disable-containers) use_containers="no"
900afc3a8f9SAlex Bennée  ;;
901f48e590aSAlex Bennée  --gdb=*) gdb_bin="$optarg"
902f48e590aSAlex Bennée  ;;
90355116968SJagannathan Raman  --enable-vfio-user-server) vfio_user_server="enabled"
90455116968SJagannathan Raman  ;;
90555116968SJagannathan Raman  --disable-vfio-user-server) vfio_user_server="disabled"
90655116968SJagannathan Raman  ;;
9073b4da132SPaolo Bonzini  # everything else has the same name in configure and meson
9084fda6011SPaolo Bonzini  --*) meson_option_parse "$opt" "$optarg"
9097f1559c6Sbalrog  ;;
9107d13299dSbellard  esac
9117d13299dSbellarddone
9127d13299dSbellard
913d1a14257SAlex Bennée# test for any invalid configuration combinations
914d1a14257SAlex Bennéeif test "$plugins" = "yes" -a "$tcg" = "disabled"; then
915d1a14257SAlex Bennée    error_exit "Can't enable plugins on non-TCG builds"
916d1a14257SAlex Bennéefi
917d1a14257SAlex Bennée
9187d7dbf9dSDan Streetmancase $git_submodules_action in
9197d7dbf9dSDan Streetman    update|validate)
9207d7dbf9dSDan Streetman        if test ! -e "$source_path/.git"; then
9217d7dbf9dSDan Streetman            echo "ERROR: cannot $git_submodules_action git submodules without .git"
9227d7dbf9dSDan Streetman            exit 1
9237d7dbf9dSDan Streetman        fi
9247d7dbf9dSDan Streetman    ;;
9257d7dbf9dSDan Streetman    ignore)
926b80fd281SPaolo Bonzini        if ! test -f "$source_path/ui/keycodemapdb/README"
927b80fd281SPaolo Bonzini        then
928b80fd281SPaolo Bonzini            echo
929b80fd281SPaolo Bonzini            echo "ERROR: missing GIT submodules"
930b80fd281SPaolo Bonzini            echo
931b80fd281SPaolo Bonzini            if test -e "$source_path/.git"; then
932b80fd281SPaolo Bonzini                echo "--with-git-submodules=ignore specified but submodules were not"
933b80fd281SPaolo Bonzini                echo "checked out.  Please initialize and update submodules."
934b80fd281SPaolo Bonzini            else
935b80fd281SPaolo Bonzini                echo "This is not a GIT checkout but module content appears to"
936b80fd281SPaolo Bonzini                echo "be missing. Do not use 'git archive' or GitHub download links"
937b80fd281SPaolo Bonzini                echo "to acquire QEMU source archives. Non-GIT builds are only"
938b80fd281SPaolo Bonzini                echo "supported with source archives linked from:"
939b80fd281SPaolo Bonzini                echo
940b80fd281SPaolo Bonzini                echo "  https://www.qemu.org/download/#source"
941b80fd281SPaolo Bonzini                echo
942b80fd281SPaolo Bonzini                echo "Developers working with GIT can use scripts/archive-source.sh"
943b80fd281SPaolo Bonzini                echo "if they need to create valid source archives."
944b80fd281SPaolo Bonzini            fi
945b80fd281SPaolo Bonzini            echo
946b80fd281SPaolo Bonzini            exit 1
947b80fd281SPaolo Bonzini        fi
9487d7dbf9dSDan Streetman    ;;
9497d7dbf9dSDan Streetman    *)
9507d7dbf9dSDan Streetman        echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'"
9517d7dbf9dSDan Streetman        exit 1
9527d7dbf9dSDan Streetman    ;;
9537d7dbf9dSDan Streetmanesac
9547d7dbf9dSDan Streetman
95560e0df25SPeter Maydelldefault_target_list=""
9566e92f823SPeter Maydellmak_wilds=""
9576e92f823SPeter Maydell
958b915a2f1SPaolo Bonziniif [ "$linux_user" != no ]; then
95964708615SPeter Maydell    if [ "$targetos" = linux ] && [ -d "$source_path/linux-user/include/host/$cpu" ]; then
960b915a2f1SPaolo Bonzini        linux_user=yes
961b915a2f1SPaolo Bonzini    elif [ "$linux_user" = yes ]; then
962b915a2f1SPaolo Bonzini        error_exit "linux-user not supported on this architecture"
963b915a2f1SPaolo Bonzini    fi
964b915a2f1SPaolo Bonzinifi
965b915a2f1SPaolo Bonziniif [ "$bsd_user" != no ]; then
966b915a2f1SPaolo Bonzini    if [ "$bsd_user" = "" ]; then
967b915a2f1SPaolo Bonzini        test $targetos = freebsd && bsd_user=yes
968b915a2f1SPaolo Bonzini    fi
96964708615SPeter Maydell    if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then
970b915a2f1SPaolo Bonzini        error_exit "bsd-user not supported on this host OS"
971b915a2f1SPaolo Bonzini    fi
972b915a2f1SPaolo Bonzinifi
97360e0df25SPeter Maydellif [ "$softmmu" = "yes" ]; then
974812b31d3SAlex Bennée    mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak"
97560e0df25SPeter Maydellfi
97660e0df25SPeter Maydellif [ "$linux_user" = "yes" ]; then
977812b31d3SAlex Bennée    mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak"
97860e0df25SPeter Maydellfi
97960e0df25SPeter Maydellif [ "$bsd_user" = "yes" ]; then
980812b31d3SAlex Bennée    mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak"
98160e0df25SPeter Maydellfi
98260e0df25SPeter Maydell
983447e133fSAlex Bennéefor config in $mak_wilds; do
984447e133fSAlex Bennée    target="$(basename "$config" .mak)"
98598db9a06SAlex Bennée    if echo "$target_list_exclude" | grep -vq "$target"; then
986447e133fSAlex Bennée        default_target_list="${default_target_list} $target"
987447e133fSAlex Bennée    fi
988447e133fSAlex Bennéedone
9896e92f823SPeter Maydell
990af5db58eSpbrookif test x"$show_help" = x"yes" ; then
991af5db58eSpbrookcat << EOF
992af5db58eSpbrook
993af5db58eSpbrookUsage: configure [options]
994af5db58eSpbrookOptions: [defaults in brackets after descriptions]
995af5db58eSpbrook
99608fb77edSStefan WeilStandard options:
99708fb77edSStefan Weil  --help                   print this message
99808fb77edSStefan Weil  --prefix=PREFIX          install in PREFIX [$prefix]
99974154d7eSThomas Huth  --target-list=LIST       set target list (default: build all)
100008fb77edSStefan Weil$(echo Available targets: $default_target_list | \
100108fb77edSStefan Weil  fold -s -w 53 | sed -e 's/^/                           /')
1002447e133fSAlex Bennée  --target-list-exclude=LIST exclude a set of targets from the default target-list
100308fb77edSStefan Weil
100408fb77edSStefan WeilAdvanced options (experts only):
10053812c0c4SJoelle van Dyne  --cross-prefix=PREFIX    use PREFIX for compile tools, PREFIX can be blank [$cross_prefix]
100608fb77edSStefan Weil  --cc=CC                  use C compiler CC [$cc]
100708fb77edSStefan Weil  --host-cc=CC             use C compiler CC [$host_cc] for code run at
100808fb77edSStefan Weil                           build time
100908fb77edSStefan Weil  --cxx=CXX                use C++ compiler CXX [$cxx]
101008fb77edSStefan Weil  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1011a2866660SPaolo Bonzini  --extra-cflags=CFLAGS    append extra C compiler flags CFLAGS
1012a2866660SPaolo Bonzini  --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS
1013e910c7d9SPhilippe Mathieu-Daudé  --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS
101408fb77edSStefan Weil  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1015d75402b5SAlex Bennée  --cross-cc-ARCH=CC       use compiler when building ARCH guest test cases
1016479ca4ccSMatheus Ferst  --cross-cc-cflags-ARCH=  use compiler flags when building ARCH guest tests
10175adb43beSPaolo Bonzini  --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases
101808fb77edSStefan Weil  --make=MAKE              use specified make [$make]
101908fb77edSStefan Weil  --python=PYTHON          use specified python [$python]
1020a5665051SPaolo Bonzini  --meson=MESON            use specified meson [$meson]
102148328880SPaolo Bonzini  --ninja=NINJA            use specified ninja [$ninja]
102208fb77edSStefan Weil  --smbd=SMBD              use specified smbd [$smbd]
1023db1b5f13SThomas Huth  --with-git=GIT           use specified git [$git]
10247d7dbf9dSDan Streetman  --with-git-submodules=update   update git submodules (default if .git dir exists)
10257d7dbf9dSDan Streetman  --with-git-submodules=validate fail if git submodules are not up to date
10267d7dbf9dSDan Streetman  --with-git-submodules=ignore   do not update or check git submodules (default if no .git dir)
102708fb77edSStefan Weil  --static                 enable static build [$static]
102808fb77edSStefan Weil  --bindir=PATH            install binaries in PATH
1029ca8c0909SMarc-André Lureau  --with-suffix=SUFFIX     suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
1030c035c8d6SPaolo Bonzini  --without-default-features default all --enable-* options to "disabled"
1031c035c8d6SPaolo Bonzini  --without-default-devices  do not include any device that is not needed to
1032c035c8d6SPaolo Bonzini                           start the emulator (only use if you are including
1033d1d5e9eeSAlex Bennée                           desired devices in configs/devices/)
1034d1d5e9eeSAlex Bennée  --with-devices-ARCH=NAME override default configs/devices
103508fb77edSStefan Weil  --enable-debug           enable common debug build options
1036247724cbSMarc-André Lureau  --enable-sanitizers      enable default sanitizers
10370aebab04SLingfeng Yang  --enable-tsan            enable thread sanitizer
103808fb77edSStefan Weil  --disable-werror         disable compilation abort on warning
103963678e17SSteven Noonan  --disable-stack-protector disable compiler-provided stack protection
1040c23f23b9SMichael Tokarev  --cpu=CPU                Build for host CPU [$cpu]
104108fb77edSStefan Weil  --with-coroutine=BACKEND coroutine backend. Supported options:
104233c53c54SDaniel P. Berrange                           ucontext, sigaltstack, windows
104340e8c6f4SAlex Bennée  --enable-plugins
104440e8c6f4SAlex Bennée                           enable plugins via shared library loading
1045afc3a8f9SAlex Bennée  --disable-containers     don't use containers for cross-building
1046f48e590aSAlex Bennée  --gdb=GDB-path           gdb to use for gdbstub tests [$gdb_bin]
104761d63097SPaolo BonziniEOF
104861d63097SPaolo Bonzini  meson_options_help
104961d63097SPaolo Bonzinicat << EOF
1050c23f23b9SMichael Tokarev  system          all system emulation targets
1051c23f23b9SMichael Tokarev  user            supported user emulation targets
1052c23f23b9SMichael Tokarev  linux-user      all linux usermode emulation targets
1053c23f23b9SMichael Tokarev  bsd-user        all BSD usermode emulation targets
1054c23f23b9SMichael Tokarev  pie             Position Independent Executables
105521e709aaSMarc-André Lureau  modules         modules support (non-Windows)
1056c23f23b9SMichael Tokarev  debug-tcg       TCG debugging (default is disabled)
1057c23f23b9SMichael Tokarev  debug-info      debugging information
10581e4f6065SDaniele Buono  safe-stack      SafeStack Stack Smash Protection. Depends on
105974a1b256SThomas Huth                  clang/llvm and requires coroutine backend ucontext.
106008fb77edSStefan Weil
106108fb77edSStefan WeilNOTE: The object files are built at the place where configure is launched
1062af5db58eSpbrookEOF
10632d2ad6d0SFam Zhengexit 0
1064af5db58eSpbrookfi
1065af5db58eSpbrook
10669c790242SThomas Huth# Remove old dependency files to make sure that they get properly regenerated
1067002d8c13SPeter Maydellrm -f ./*/config-devices.mak.d
10689c790242SThomas Huth
1069faf44142SDaniel P. Berrangéif test -z "$python"
1070faf44142SDaniel P. Berrangéthen
1071fee6d412SJohn Snow    # If first_python is set, there was a binary somewhere even though
1072fee6d412SJohn Snow    # it was not suitable.  Use it for the error message.
1073fee6d412SJohn Snow    if test -n "$first_python"; then
1074fee6d412SJohn Snow        error_exit "Cannot use '$first_python', Python >= 3.6 is required." \
1075fee6d412SJohn Snow            "Use --python=/path/to/python to specify a supported Python."
1076fee6d412SJohn Snow    else
1077c53eeaf7SStefan Hajnoczi        error_exit "Python not found. Use --python=/path/to/python"
1078c53eeaf7SStefan Hajnoczi    fi
1079fee6d412SJohn Snowfi
1080fee6d412SJohn Snow
10818e2c76bdSRoman Bolshakovif ! has "$make"
10828e2c76bdSRoman Bolshakovthen
10838e2c76bdSRoman Bolshakov    error_exit "GNU make ($make) not found"
10848e2c76bdSRoman Bolshakovfi
1085c53eeaf7SStefan Hajnoczi
1086fee6d412SJohn Snowif ! check_py_version "$python"; then
10871b11f28dSThomas Huth  error_exit "Cannot use '$python', Python >= 3.6 is required." \
1088c53eeaf7SStefan Hajnoczi      "Use --python=/path/to/python to specify a supported Python."
1089c53eeaf7SStefan Hajnoczifi
1090c53eeaf7SStefan Hajnoczi
1091*81e2b198SJohn Snow# Resolve PATH
1092*81e2b198SJohn Snowpython="$(command -v "$python")"
1093*81e2b198SJohn Snowexplicit_python=yes
1094*81e2b198SJohn Snow
1095*81e2b198SJohn Snow# Create a Python virtual environment using our configured python.
1096*81e2b198SJohn Snow# The stdout of this script will be the location of a symlink that
1097*81e2b198SJohn Snow# points to the configured Python.
1098*81e2b198SJohn Snow# Entry point scripts for pip, meson, and sphinx are generated if those
1099*81e2b198SJohn Snow# packages are present.
1100*81e2b198SJohn Snow
1101*81e2b198SJohn Snow# Defaults assumed for now:
1102*81e2b198SJohn Snow# - venv is cleared if it exists already;
1103*81e2b198SJohn Snow# - venv is allowed to use system packages;
1104*81e2b198SJohn Snow# - all setup is performed **offline**;
1105*81e2b198SJohn Snow# - No packages are installed by default;
1106*81e2b198SJohn Snow# - pip is not installed into the venv when possible,
1107*81e2b198SJohn Snow#   but ensurepip is called as a fallback when necessary.
1108*81e2b198SJohn Snow
1109*81e2b198SJohn Snowecho "python determined to be '$python'"
1110*81e2b198SJohn Snowecho "python version: $($python --version)"
1111*81e2b198SJohn Snow
1112*81e2b198SJohn Snowpython="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)"
1113*81e2b198SJohn Snowif test "$?" -ne 0 ; then
1114*81e2b198SJohn Snow    error_exit "python venv creation failed"
1115*81e2b198SJohn Snowfi
1116*81e2b198SJohn Snow
1117*81e2b198SJohn Snow# Suppress writing compiled files
1118*81e2b198SJohn Snowpython="$python -B"
1119462a6567SPaolo Bonzini
1120462a6567SPaolo Bonzinihas_meson() {
1121462a6567SPaolo Bonzini  local python_dir=$(dirname "$python")
1122462a6567SPaolo Bonzini  # PEP405: pyvenv.cfg is either adjacent to the Python executable
1123462a6567SPaolo Bonzini  # or one directory above
1124462a6567SPaolo Bonzini  if test -f $python_dir/pyvenv.cfg || test -f $python_dir/../pyvenv.cfg; then
1125462a6567SPaolo Bonzini    # Ensure that Meson and Python come from the same virtual environment
1126462a6567SPaolo Bonzini    test -x "$python_dir/meson" &&
1127462a6567SPaolo Bonzini      test "$(command -v meson)" -ef "$python_dir/meson"
1128462a6567SPaolo Bonzini  else
1129462a6567SPaolo Bonzini    has meson
1130462a6567SPaolo Bonzini  fi
1131462a6567SPaolo Bonzini}
1132c53eeaf7SStefan Hajnoczi
11330a01d76fSMarc-André Lureauif test -z "$meson"; then
1134462a6567SPaolo Bonzini    if test "$explicit_python" = no && has_meson && version_ge "$(meson --version)" 0.61.5; then
11350a01d76fSMarc-André Lureau        meson=meson
113664708615SPeter Maydell    elif test "$git_submodules_action" != 'ignore' ; then
11370a01d76fSMarc-André Lureau        meson=git
11380a01d76fSMarc-André Lureau    elif test -e "${source_path}/meson/meson.py" ; then
11390a01d76fSMarc-André Lureau        meson=internal
11400a01d76fSMarc-André Lureau    else
11410a01d76fSMarc-André Lureau        if test "$explicit_python" = yes; then
11420a01d76fSMarc-André Lureau            error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found."
11430a01d76fSMarc-André Lureau        else
1144a5665051SPaolo Bonzini            error_exit "Meson not found.  Use --meson=/path/to/meson"
1145a5665051SPaolo Bonzini        fi
11460a01d76fSMarc-André Lureau    fi
11470a01d76fSMarc-André Lureauelse
11480a01d76fSMarc-André Lureau    # Meson uses its own Python interpreter to invoke other Python scripts,
11490a01d76fSMarc-André Lureau    # but the user wants to use the one they specified with --python.
11500a01d76fSMarc-André Lureau    #
11510a01d76fSMarc-André Lureau    # We do not want to override the distro Python interpreter (and sometimes
11520a01d76fSMarc-André Lureau    # cannot: for example in Homebrew /usr/bin/meson is a bash script), so
11530a01d76fSMarc-André Lureau    # just require --meson=git|internal together with --python.
11540a01d76fSMarc-André Lureau    if test "$explicit_python" = yes; then
11550a01d76fSMarc-André Lureau        case "$meson" in
11560a01d76fSMarc-André Lureau            git | internal) ;;
11570a01d76fSMarc-André Lureau            *) error_exit "--python requires using QEMU's embedded Meson distribution." ;;
11580a01d76fSMarc-André Lureau        esac
11590a01d76fSMarc-André Lureau    fi
11600a01d76fSMarc-André Lureaufi
1161a5665051SPaolo Bonzini
11620a01d76fSMarc-André Lureauif test "$meson" = git; then
11630a01d76fSMarc-André Lureau    git_submodules="${git_submodules} meson"
11640a01d76fSMarc-André Lureaufi
11650a01d76fSMarc-André Lureau
11660a01d76fSMarc-André Lureaucase "$meson" in
11670a01d76fSMarc-André Lureau    git | internal)
11680a01d76fSMarc-André Lureau        meson="$python ${source_path}/meson/meson.py"
11690a01d76fSMarc-André Lureau        ;;
117084ec0c24SPaolo Bonzini    *) meson=$(command -v "$meson") ;;
11710a01d76fSMarc-André Lureauesac
11720a01d76fSMarc-André Lureau
117309e93326SPaolo Bonzini# Probe for ninja
117448328880SPaolo Bonzini
117548328880SPaolo Bonziniif test -z "$ninja"; then
117648328880SPaolo Bonzini    for c in ninja ninja-build samu; do
117748328880SPaolo Bonzini        if has $c; then
117848328880SPaolo Bonzini            ninja=$(command -v "$c")
117948328880SPaolo Bonzini            break
118048328880SPaolo Bonzini        fi
118148328880SPaolo Bonzini    done
118209e93326SPaolo Bonzini    if test -z "$ninja"; then
118309e93326SPaolo Bonzini      error_exit "Cannot find Ninja"
118409e93326SPaolo Bonzini    fi
118548328880SPaolo Bonzinifi
1186a5665051SPaolo Bonzini
11879aae6e54SDaniel Henrique Barboza# Check that the C compiler works. Doing this here before testing
11889aae6e54SDaniel Henrique Barboza# the host CPU ensures that we had a valid CC to autodetect the
11899aae6e54SDaniel Henrique Barboza# $cpu var (and we should bail right here if that's not the case).
11909aae6e54SDaniel Henrique Barboza# It also allows the help message to be printed without a CC.
11919aae6e54SDaniel Henrique Barbozawrite_c_skeleton;
11929aae6e54SDaniel Henrique Barbozaif compile_object ; then
11939aae6e54SDaniel Henrique Barboza  : C compiler works ok
11949aae6e54SDaniel Henrique Barbozaelse
11959aae6e54SDaniel Henrique Barboza    error_exit "\"$cc\" either does not exist or does not work"
11969aae6e54SDaniel Henrique Barbozafi
11979aae6e54SDaniel Henrique Barbozaif ! compile_prog ; then
11989aae6e54SDaniel Henrique Barboza    error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
11999aae6e54SDaniel Henrique Barbozafi
12009aae6e54SDaniel Henrique Barboza
12019c83ffd8SPeter Maydell# Consult white-list to determine whether to enable werror
12029c83ffd8SPeter Maydell# by default.  Only enable by default for git builds
12039c83ffd8SPeter Maydellif test -z "$werror" ; then
12047d7dbf9dSDan Streetman    if test "$git_submodules_action" != "ignore" && \
1205e633a5c6SEric Blake        { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
12069c83ffd8SPeter Maydell        werror="yes"
12079c83ffd8SPeter Maydell    else
12089c83ffd8SPeter Maydell        werror="no"
12099c83ffd8SPeter Maydell    fi
12109c83ffd8SPeter Maydellfi
12119c83ffd8SPeter Maydell
1212975ff037SPaolo Bonziniif test "$targetos" = "bogus"; then
1213fb59dabdSPeter Maydell    # Now that we know that we're not printing the help and that
1214fb59dabdSPeter Maydell    # the compiler works (so the results of the check_defines we used
1215fb59dabdSPeter Maydell    # to identify the OS are reliable), if we didn't recognize the
1216fb59dabdSPeter Maydell    # host OS we should stop now.
1217951fedfcSPeter Maydell    error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1218fb59dabdSPeter Maydellfi
1219fb59dabdSPeter Maydell
1220efc6c070SThomas Huth# Check whether the compiler matches our minimum requirements:
1221efc6c070SThomas Huthcat > $TMPC << EOF
1222efc6c070SThomas Huth#if defined(__clang_major__) && defined(__clang_minor__)
1223efc6c070SThomas Huth# ifdef __apple_build_version__
122474a1b256SThomas Huth#  if __clang_major__ < 12 || (__clang_major__ == 12 && __clang_minor__ < 0)
122574a1b256SThomas Huth#   error You need at least XCode Clang v12.0 to compile QEMU
1226efc6c070SThomas Huth#  endif
1227efc6c070SThomas Huth# else
122874a1b256SThomas Huth#  if __clang_major__ < 10 || (__clang_major__ == 10 && __clang_minor__ < 0)
122974a1b256SThomas Huth#   error You need at least Clang v10.0 to compile QEMU
1230efc6c070SThomas Huth#  endif
1231efc6c070SThomas Huth# endif
1232efc6c070SThomas Huth#elif defined(__GNUC__) && defined(__GNUC_MINOR__)
12333830df5fSnia# if __GNUC__ < 7 || (__GNUC__ == 7 && __GNUC_MINOR__ < 4)
12343830df5fSnia#  error You need at least GCC v7.4.0 to compile QEMU
1235efc6c070SThomas Huth# endif
1236efc6c070SThomas Huth#else
1237efc6c070SThomas Huth# error You either need GCC or Clang to compiler QEMU
1238efc6c070SThomas Huth#endif
1239efc6c070SThomas Huthint main (void) { return 0; }
1240efc6c070SThomas HuthEOF
1241efc6c070SThomas Huthif ! compile_prog "" "" ; then
124274a1b256SThomas Huth    error_exit "You need at least GCC v7.4 or Clang v10.0 (or XCode Clang v12.0)"
1243efc6c070SThomas Huthfi
1244efc6c070SThomas Huth
124500849b92SRichard Henderson# Accumulate -Wfoo and -Wno-bar separately.
124600849b92SRichard Henderson# We will list all of the enable flags first, and the disable flags second.
124700849b92SRichard Henderson# Note that we do not add -Werror, because that would enable it for all
124800849b92SRichard Henderson# configure tests. If a configure test failed due to -Werror this would
124900849b92SRichard Henderson# just silently disable some features, so it's too error prone.
125000849b92SRichard Henderson
125100849b92SRichard Hendersonwarn_flags=
1252ca9b5c2eSPaolo Bonziniadd_to warn_flags -Wundef
1253ca9b5c2eSPaolo Bonziniadd_to warn_flags -Wwrite-strings
1254ca9b5c2eSPaolo Bonziniadd_to warn_flags -Wmissing-prototypes
1255ca9b5c2eSPaolo Bonziniadd_to warn_flags -Wstrict-prototypes
1256ca9b5c2eSPaolo Bonziniadd_to warn_flags -Wredundant-decls
125700849b92SRichard Hendersonadd_to warn_flags -Wold-style-declaration
125800849b92SRichard Hendersonadd_to warn_flags -Wold-style-definition
125900849b92SRichard Hendersonadd_to warn_flags -Wtype-limits
126000849b92SRichard Hendersonadd_to warn_flags -Wformat-security
126100849b92SRichard Hendersonadd_to warn_flags -Wformat-y2k
126200849b92SRichard Hendersonadd_to warn_flags -Winit-self
126300849b92SRichard Hendersonadd_to warn_flags -Wignored-qualifiers
126400849b92SRichard Hendersonadd_to warn_flags -Wempty-body
126500849b92SRichard Hendersonadd_to warn_flags -Wnested-externs
126600849b92SRichard Hendersonadd_to warn_flags -Wendif-labels
126700849b92SRichard Hendersonadd_to warn_flags -Wexpansion-to-defined
12680a2ebce9SThomas Huthadd_to warn_flags -Wimplicit-fallthrough=2
126988a0ef00SDaniel P. Berrangéadd_to warn_flags -Wmissing-format-attribute
12702946e1afSThomas Huth
12712946e1afSThomas Huthif test "$targetos" != "darwin"; then
12723d2d4cc5SKevin Wolf    add_to warn_flags -Wthread-safety
12732946e1afSThomas Huthfi
127400849b92SRichard Henderson
127500849b92SRichard Hendersonnowarn_flags=
127600849b92SRichard Hendersonadd_to nowarn_flags -Wno-initializer-overrides
127700849b92SRichard Hendersonadd_to nowarn_flags -Wno-missing-include-dirs
127800849b92SRichard Hendersonadd_to nowarn_flags -Wno-shift-negative-value
127900849b92SRichard Hendersonadd_to nowarn_flags -Wno-string-plus-int
128000849b92SRichard Hendersonadd_to nowarn_flags -Wno-typedef-redefinition
1281aabab967SRichard Hendersonadd_to nowarn_flags -Wno-tautological-type-limit-compare
1282bac8d222SRichard Hendersonadd_to nowarn_flags -Wno-psabi
128328d01b1dSChenyi Qiangadd_to nowarn_flags -Wno-gnu-variable-sized-type-not-at-end
128400849b92SRichard Henderson
128500849b92SRichard Hendersongcc_flags="$warn_flags $nowarn_flags"
128693b25869SJohn Snow
128793b25869SJohn Snowcc_has_warning_flag() {
128893b25869SJohn Snow    write_c_skeleton;
128993b25869SJohn Snow
1290a1d29d6cSPeter Maydell    # Use the positive sense of the flag when testing for -Wno-wombat
1291a1d29d6cSPeter Maydell    # support (gcc will happily accept the -Wno- form of unknown
1292a1d29d6cSPeter Maydell    # warning options).
129393b25869SJohn Snow    optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
129493b25869SJohn Snow    compile_prog "-Werror $optflag" ""
129593b25869SJohn Snow}
129693b25869SJohn Snow
12974cb37d11SPhilippe Mathieu-Daudéobjcc_has_warning_flag() {
12984cb37d11SPhilippe Mathieu-Daudé    cat > $TMPM <<EOF
12994cb37d11SPhilippe Mathieu-Daudéint main(void) { return 0; }
13004cb37d11SPhilippe Mathieu-DaudéEOF
13014cb37d11SPhilippe Mathieu-Daudé
13024cb37d11SPhilippe Mathieu-Daudé    # Use the positive sense of the flag when testing for -Wno-wombat
13034cb37d11SPhilippe Mathieu-Daudé    # support (gcc will happily accept the -Wno- form of unknown
13044cb37d11SPhilippe Mathieu-Daudé    # warning options).
13054cb37d11SPhilippe Mathieu-Daudé    optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
13064cb37d11SPhilippe Mathieu-Daudé    do_objc -Werror $optflag \
13074cb37d11SPhilippe Mathieu-Daudé      $OBJCFLAGS $EXTRA_OBJCFLAGS $CONFIGURE_OBJCFLAGS $QEMU_OBJCFLAGS \
13084cb37d11SPhilippe Mathieu-Daudé      -o $TMPE $TMPM $QEMU_LDFLAGS
13094cb37d11SPhilippe Mathieu-Daudé}
13104cb37d11SPhilippe Mathieu-Daudé
131193b25869SJohn Snowfor flag in $gcc_flags; do
131293b25869SJohn Snow    if cc_has_warning_flag $flag ; then
13138d05095cSPaolo Bonzini        QEMU_CFLAGS="$QEMU_CFLAGS $flag"
13148d05095cSPaolo Bonzini    fi
13154cb37d11SPhilippe Mathieu-Daudé    if objcc_has_warning_flag $flag ; then
13164cb37d11SPhilippe Mathieu-Daudé        QEMU_OBJCFLAGS="$QEMU_OBJCFLAGS $flag"
13174cb37d11SPhilippe Mathieu-Daudé    fi
13188d05095cSPaolo Bonzinidone
13198d05095cSPaolo Bonzini
132063678e17SSteven Noonanif test "$stack_protector" != "no"; then
1321fccd35a0SRodrigo Rebello  cat > $TMPC << EOF
1322fccd35a0SRodrigo Rebelloint main(int argc, char *argv[])
1323fccd35a0SRodrigo Rebello{
13248a0afbb2SStefan Weil    char arr[64], *p = arr, *c = argv[argc - 1];
1325fccd35a0SRodrigo Rebello    while (*c) {
1326fccd35a0SRodrigo Rebello        *p++ = *c++;
1327fccd35a0SRodrigo Rebello    }
1328fccd35a0SRodrigo Rebello    return 0;
1329fccd35a0SRodrigo Rebello}
1330fccd35a0SRodrigo RebelloEOF
133163678e17SSteven Noonan  gcc_flags="-fstack-protector-strong -fstack-protector-all"
13323b463a3fSMiroslav Rezanina  sp_on=0
133363678e17SSteven Noonan  for flag in $gcc_flags; do
1334590e5dd9SPeter Maydell    # We need to check both a compile and a link, since some compiler
1335590e5dd9SPeter Maydell    # setups fail only on a .c->.o compile and some only at link time
1336086d5f75SPaolo Bonzini    if compile_object "-Werror $flag" &&
1337590e5dd9SPeter Maydell       compile_prog "-Werror $flag" ""; then
133863678e17SSteven Noonan      QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1339db5adeaaSPaolo Bonzini      QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
13403b463a3fSMiroslav Rezanina      sp_on=1
134163678e17SSteven Noonan      break
134263678e17SSteven Noonan    fi
134363678e17SSteven Noonan  done
13443b463a3fSMiroslav Rezanina  if test "$stack_protector" = yes; then
13453b463a3fSMiroslav Rezanina    if test $sp_on = 0; then
13463b463a3fSMiroslav Rezanina      error_exit "Stack protector not supported"
13473b463a3fSMiroslav Rezanina    fi
13483b463a3fSMiroslav Rezanina  fi
134937746c5eSMarc-André Lureaufi
135037746c5eSMarc-André Lureau
135121e709aaSMarc-André Lureau# Our module code doesn't support Windows
135221e709aaSMarc-André Lureauif test "$modules" = "yes" && test "$mingw32" = "yes" ; then
135321e709aaSMarc-André Lureau  error_exit "Modules are not available for Windows"
135421e709aaSMarc-André Lureaufi
135521e709aaSMarc-André Lureau
13565f2453acSAlex Bennée# Static linking is not possible with plugins, modules or PIE
135740d6444eSAvi Kivityif test "$static" = "yes" ; then
1358aa0d1f44SPaolo Bonzini  if test "$modules" = "yes" ; then
1359aa0d1f44SPaolo Bonzini    error_exit "static and modules are mutually incompatible"
1360aa0d1f44SPaolo Bonzini  fi
13615f2453acSAlex Bennée  if test "$plugins" = "yes"; then
13625f2453acSAlex Bennée    error_exit "static and plugins are mutually incompatible"
1363ba4dd2aaSAlex Bennée  else
1364ba4dd2aaSAlex Bennée    plugins="no"
13655f2453acSAlex Bennée  fi
136640d6444eSAvi Kivityfi
136737650689SPaolo Bonzinitest "$plugins" = "" && plugins=yes
136840d6444eSAvi Kivity
136940d6444eSAvi Kivitycat > $TMPC << EOF
137021d4a791SAvi Kivity
137121d4a791SAvi Kivity#ifdef __linux__
137221d4a791SAvi Kivity#  define THREAD __thread
137321d4a791SAvi Kivity#else
137421d4a791SAvi Kivity#  define THREAD
137521d4a791SAvi Kivity#endif
137621d4a791SAvi Kivitystatic THREAD int tls_var;
137721d4a791SAvi Kivityint main(void) { return tls_var; }
137840d6444eSAvi KivityEOF
1379b2634124SRichard Henderson
1380977cccb8SAlex Bennée# Meson currently only handles pie as a boolean for now so if we have
1381977cccb8SAlex Bennée# explicitly disabled PIE we need to extend our cflags because it wont.
138212781462SRichard Hendersonif test "$static" = "yes"; then
1383eca7a8e6SRichard Henderson  if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
13845770e8afSPaolo Bonzini    CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
138512781462SRichard Henderson    pie="yes"
138612781462SRichard Henderson  elif test "$pie" = "yes"; then
138712781462SRichard Henderson    error_exit "-static-pie not available due to missing toolchain support"
138812781462SRichard Henderson  else
138912781462SRichard Henderson    pie="no"
1390a365689fSWarner Losh    QEMU_CFLAGS="-fno-pie $QEMU_CFLAGS"
139112781462SRichard Henderson  fi
139212781462SRichard Hendersonelif test "$pie" = "no"; then
1393b9eae9efSPaolo Bonzini  if compile_prog "-Werror -fno-pie" "-no-pie"; then
1394b9eae9efSPaolo Bonzini    CONFIGURE_CFLAGS="-fno-pie $CONFIGURE_CFLAGS"
1395b9eae9efSPaolo Bonzini    CONFIGURE_LDFLAGS="-no-pie $CONFIGURE_LDFLAGS"
1396abafb64bSAlex Bennée    QEMU_CFLAGS="-fno-pie -no-pie $QEMU_CFLAGS"
1397b9eae9efSPaolo Bonzini  fi
1398eca7a8e6SRichard Hendersonelif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
13995770e8afSPaolo Bonzini  CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
14005770e8afSPaolo Bonzini  CONFIGURE_LDFLAGS="-pie $CONFIGURE_LDFLAGS"
140140d6444eSAvi Kivity  pie="yes"
14022c674109SRichard Hendersonelif test "$pie" = "yes"; then
140376ad07a4SPeter Maydell  error_exit "PIE not available due to missing toolchain support"
140440d6444eSAvi Kivityelse
140540d6444eSAvi Kivity  echo "Disabling PIE due to missing toolchain support"
140640d6444eSAvi Kivity  pie="no"
140740d6444eSAvi Kivityfi
140840d6444eSAvi Kivity
140909dada40SPaolo Bonzini##########################################
141009dada40SPaolo Bonzini# __sync_fetch_and_and requires at least -march=i486. Many toolchains
141109dada40SPaolo Bonzini# use i686 as default anyway, but for those that don't, an explicit
141209dada40SPaolo Bonzini# specification is necessary
141309dada40SPaolo Bonzini
141409dada40SPaolo Bonziniif test "$cpu" = "i386"; then
141509dada40SPaolo Bonzini  cat > $TMPC << EOF
141609dada40SPaolo Bonzinistatic int sfaa(int *ptr)
141709dada40SPaolo Bonzini{
141809dada40SPaolo Bonzini  return __sync_fetch_and_and(ptr, 0);
141909dada40SPaolo Bonzini}
142009dada40SPaolo Bonzini
142109dada40SPaolo Bonziniint main(void)
142209dada40SPaolo Bonzini{
142309dada40SPaolo Bonzini  int val = 42;
14241405b629SStefan Weil  val = __sync_val_compare_and_swap(&val, 0, 1);
142509dada40SPaolo Bonzini  sfaa(&val);
142609dada40SPaolo Bonzini  return val;
142709dada40SPaolo Bonzini}
142809dada40SPaolo BonziniEOF
142909dada40SPaolo Bonzini  if ! compile_prog "" "" ; then
143009dada40SPaolo Bonzini    QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
143109dada40SPaolo Bonzini  fi
143209dada40SPaolo Bonzinifi
143309dada40SPaolo Bonzini
1434afb63ebdSStefan Weilif test -z "${target_list+xxx}" ; then
1435fdb75aefSPaolo Bonzini    default_targets=yes
1436d880a3baSPaolo Bonzini    for target in $default_target_list; do
1437d880a3baSPaolo Bonzini        target_list="$target_list $target"
1438d880a3baSPaolo Bonzini    done
1439d880a3baSPaolo Bonzini    target_list="${target_list# }"
1440121afa9eSAnthony Liguorielse
1441fdb75aefSPaolo Bonzini    default_targets=no
144289138857SStefan Weil    target_list=$(echo "$target_list" | sed -e 's/,/ /g')
1443d880a3baSPaolo Bonzini    for target in $target_list; do
144425b48338SPeter Maydell        # Check that we recognised the target name; this allows a more
144525b48338SPeter Maydell        # friendly error message than if we let it fall through.
144625b48338SPeter Maydell        case " $default_target_list " in
144725b48338SPeter Maydell            *" $target "*)
144825b48338SPeter Maydell                ;;
144925b48338SPeter Maydell            *)
145025b48338SPeter Maydell                error_exit "Unknown target name '$target'"
145125b48338SPeter Maydell                ;;
145225b48338SPeter Maydell        esac
145325b48338SPeter Maydell    done
1454d880a3baSPaolo Bonzinifi
145525b48338SPeter Maydell
1456f55fe278SPaolo Bonzini# see if system emulation was really requested
1457f55fe278SPaolo Bonzinicase " $target_list " in
1458f55fe278SPaolo Bonzini  *"-softmmu "*) softmmu=yes
1459f55fe278SPaolo Bonzini  ;;
1460f55fe278SPaolo Bonzini  *) softmmu=no
1461f55fe278SPaolo Bonzini  ;;
1462f55fe278SPaolo Bonziniesac
14635327cf48Sbellard
14647630156dSPhilippe Mathieu-Daudéif test "$tcg" = "auto"; then
14657630156dSPhilippe Mathieu-Daudé  if test -z "$target_list"; then
14667630156dSPhilippe Mathieu-Daudé    tcg="disabled"
14677630156dSPhilippe Mathieu-Daudé  else
14687630156dSPhilippe Mathieu-Daudé    tcg="enabled"
14697630156dSPhilippe Mathieu-Daudé  fi
14707630156dSPhilippe Mathieu-Daudéfi
14717630156dSPhilippe Mathieu-Daudé
14727630156dSPhilippe Mathieu-Daudéif test "$tcg" = "enabled"; then
14737630156dSPhilippe Mathieu-Daudé    git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
14747630156dSPhilippe Mathieu-Daudé    git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
14757630156dSPhilippe Mathieu-Daudéfi
14767630156dSPhilippe Mathieu-Daudé
147733ab5f24SMichal Privoznik##########################################
14787d13299dSbellard# big/little endian test
14797d13299dSbellardcat > $TMPC << EOF
148033ab5f24SMichal Privoznik#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
148133ab5f24SMichal Privoznik# error LITTLE
148233ab5f24SMichal Privoznik#endif
148333ab5f24SMichal Privoznikint main(void) { return 0; }
14847d13299dSbellardEOF
14857d13299dSbellard
148633ab5f24SMichal Privoznikif ! compile_prog ; then
148761cc919fSMike Frysinger  bigendian="no"
14887d13299dSbellardelse
148933ab5f24SMichal Privoznik  cat > $TMPC << EOF
149033ab5f24SMichal Privoznik#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
149133ab5f24SMichal Privoznik# error BIG
149233ab5f24SMichal Privoznik#endif
149333ab5f24SMichal Privoznikint main(void) { return 0; }
149433ab5f24SMichal PrivoznikEOF
149533ab5f24SMichal Privoznik
149633ab5f24SMichal Privoznik  if ! compile_prog ; then
149733ab5f24SMichal Privoznik    bigendian="yes"
149833ab5f24SMichal Privoznik  else
14997d13299dSbellard    echo big/little test failed
1500659eb157SThomas Huth    exit 1
15017d13299dSbellard  fi
15027d13299dSbellardfi
15037d13299dSbellard
1504015a33bdSGonglei##########################################
1505779ab5e3SStefan Weil# pkg-config probe
1506779ab5e3SStefan Weil
1507779ab5e3SStefan Weilif ! has "$pkg_config_exe"; then
150876ad07a4SPeter Maydell  error_exit "pkg-config binary '$pkg_config_exe' not found"
1509779ab5e3SStefan Weilfi
1510779ab5e3SStefan Weil
1511779ab5e3SStefan Weil##########################################
1512e18df141SAnthony Liguori# glib support probe
1513a52d28afSPaolo Bonzini
15140ce9b08cSThomas Huth# When bumping glib_req_ver, please check also whether we should increase
15150ce9b08cSThomas Huth# the _WIN32_WINNT setting in osdep.h according to the value from glib
1516b4c6036fSDaniel P. Berrangéglib_req_ver=2.56
1517aa0d1f44SPaolo Bonziniglib_modules=gthread-2.0
1518aa0d1f44SPaolo Bonziniif test "$modules" = yes; then
1519a88afc64SGerd Hoffmann    glib_modules="$glib_modules gmodule-export-2.0"
1520b906acacSPaolo Bonzinielif test "$plugins" = "yes"; then
1521b906acacSPaolo Bonzini    glib_modules="$glib_modules gmodule-no-export-2.0"
152254cb65d8SEmilio G. Cotafi
1523e26110cfSFam Zheng
1524aa0d1f44SPaolo Bonzinifor i in $glib_modules; do
1525e26110cfSFam Zheng    if $pkg_config --atleast-version=$glib_req_ver $i; then
152689138857SStefan Weil        glib_cflags=$($pkg_config --cflags $i)
152789138857SStefan Weil        glib_libs=$($pkg_config --libs $i)
1528e18df141SAnthony Liguori    else
1529e26110cfSFam Zheng        error_exit "glib-$glib_req_ver $i is required to compile QEMU"
1530e26110cfSFam Zheng    fi
1531e26110cfSFam Zhengdone
1532e26110cfSFam Zheng
1533e3feb2ccSEmilio Cota# Check whether glib has gslice, which we have to avoid for correctness.
1534e3feb2ccSEmilio Cota# TODO: remove this check and the corresponding workaround (qtree) when
1535e3feb2ccSEmilio Cota# the minimum supported glib is >= $glib_dropped_gslice_version.
1536e3feb2ccSEmilio Cotaglib_dropped_gslice_version=2.75.3
1537e3feb2ccSEmilio Cotafor i in $glib_modules; do
1538e3feb2ccSEmilio Cota    if ! $pkg_config --atleast-version=$glib_dropped_gslice_version $i; then
1539e3feb2ccSEmilio Cota        glib_has_gslice="yes"
1540e3feb2ccSEmilio Cota	break
1541e3feb2ccSEmilio Cota    fi
1542e3feb2ccSEmilio Cotadone
1543e3feb2ccSEmilio Cota
15445b9e7d05SMarc-André Lureauglib_bindir="$($pkg_config --variable=bindir glib-2.0)"
15455b9e7d05SMarc-André Lureauif test -z "$glib_bindir" ; then
15465b9e7d05SMarc-André Lureau	glib_bindir="$($pkg_config --variable=prefix glib-2.0)"/bin
15475b9e7d05SMarc-André Lureaufi
15485b9e7d05SMarc-André Lureau
1549215b0c2fSPaolo Bonzini# This workaround is required due to a bug in pkg-config file for glib as it
1550215b0c2fSPaolo Bonzini# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
1551215b0c2fSPaolo Bonzini
1552215b0c2fSPaolo Bonziniif test "$static" = yes && test "$mingw32" = yes; then
1553215b0c2fSPaolo Bonzini    glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags"
1554215b0c2fSPaolo Bonzinifi
1555215b0c2fSPaolo Bonzini
1556977a82abSDaniel P. Berrange# Sanity check that the current size_t matches the
1557977a82abSDaniel P. Berrange# size that glib thinks it should be. This catches
1558977a82abSDaniel P. Berrange# problems on multi-arch where people try to build
1559977a82abSDaniel P. Berrange# 32-bit QEMU while pointing at 64-bit glib headers
1560977a82abSDaniel P. Berrangecat > $TMPC <<EOF
1561977a82abSDaniel P. Berrange#include <glib.h>
1562977a82abSDaniel P. Berrange#include <unistd.h>
1563977a82abSDaniel P. Berrange
1564977a82abSDaniel P. Berrange#define QEMU_BUILD_BUG_ON(x) \
1565977a82abSDaniel P. Berrange  typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
1566977a82abSDaniel P. Berrange
1567977a82abSDaniel P. Berrangeint main(void) {
1568977a82abSDaniel P. Berrange   QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
1569977a82abSDaniel P. Berrange   return 0;
1570977a82abSDaniel P. Berrange}
1571977a82abSDaniel P. BerrangeEOF
1572977a82abSDaniel P. Berrange
1573215b0c2fSPaolo Bonziniif ! compile_prog "$glib_cflags" "$glib_libs" ; then
1574977a82abSDaniel P. Berrange    error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
1575977a82abSDaniel P. Berrange               "You probably need to set PKG_CONFIG_LIBDIR"\
1576977a82abSDaniel P. Berrange	       "to point to the right pkg-config files for your"\
1577977a82abSDaniel P. Berrange	       "build target"
1578977a82abSDaniel P. Berrangefi
1579977a82abSDaniel P. Berrange
15809bda600bSEric Blake# Silence clang warnings triggered by glib < 2.57.2
15819bda600bSEric Blakecat > $TMPC << EOF
15829bda600bSEric Blake#include <glib.h>
15839bda600bSEric Blaketypedef struct Foo {
15849bda600bSEric Blake    int i;
15859bda600bSEric Blake} Foo;
15869bda600bSEric Blakestatic void foo_free(Foo *f)
15879bda600bSEric Blake{
15889bda600bSEric Blake    g_free(f);
15899bda600bSEric Blake}
1590e0e7fe07SMarc-André LureauG_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free)
15919bda600bSEric Blakeint main(void) { return 0; }
15929bda600bSEric BlakeEOF
15939bda600bSEric Blakeif ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
15949bda600bSEric Blake    if cc_has_warning_flag "-Wno-unused-function"; then
15959bda600bSEric Blake        glib_cflags="$glib_cflags -Wno-unused-function"
15965770e8afSPaolo Bonzini        CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function"
15979bda600bSEric Blake    fi
15989bda600bSEric Blakefi
15999bda600bSEric Blake
1600e26110cfSFam Zheng##########################################
1601f652e6afSaurel32# fdt probe
1602e169e1e1SPeter Maydell
1603fbb4121dSPaolo Bonzinicase "$fdt" in
1604fbb4121dSPaolo Bonzini  auto | enabled | internal)
1605fbb4121dSPaolo Bonzini    # Simpler to always update submodule, even if not needed.
1606aef45d51SDaniel P. Berrange    git_submodules="${git_submodules} dtc"
1607fbb4121dSPaolo Bonzini    ;;
1608fbb4121dSPaolo Bonziniesac
1609f652e6afSaurel32
161020ff075bSMichael Walle##########################################
1611519175a2SAlex Barcelo# check and set a backend for coroutine
1612d0e2fce5SAneesh Kumar K.V
16137c2acc70SPeter Maydell# We prefer ucontext, but it's not always possible. The fallback
161433c53c54SDaniel P. Berrange# is sigcontext. On Windows the only valid backend is the Windows
161533c53c54SDaniel P. Berrange# specific one.
16167c2acc70SPeter Maydell
16177c2acc70SPeter Maydellucontext_works=no
1618d0e2fce5SAneesh Kumar K.Vif test "$darwin" != "yes"; then
1619d0e2fce5SAneesh Kumar K.V  cat > $TMPC << EOF
1620d0e2fce5SAneesh Kumar K.V#include <ucontext.h>
1621cdf84806SPeter Maydell#ifdef __stub_makecontext
1622cdf84806SPeter Maydell#error Ignoring glibc stub makecontext which will always fail
1623cdf84806SPeter Maydell#endif
162475cafad7SStefan Weilint main(void) { makecontext(0, 0, 0); return 0; }
1625d0e2fce5SAneesh Kumar K.VEOF
1626d0e2fce5SAneesh Kumar K.V  if compile_prog "" "" ; then
16277c2acc70SPeter Maydell    ucontext_works=yes
1628d0e2fce5SAneesh Kumar K.V  fi
1629519175a2SAlex Barcelofi
16307c2acc70SPeter Maydell
16317c2acc70SPeter Maydellif test "$coroutine" = ""; then
16327c2acc70SPeter Maydell  if test "$mingw32" = "yes"; then
16337c2acc70SPeter Maydell    coroutine=win32
16347c2acc70SPeter Maydell  elif test "$ucontext_works" = "yes"; then
16357c2acc70SPeter Maydell    coroutine=ucontext
1636519175a2SAlex Barcelo  else
16377c2acc70SPeter Maydell    coroutine=sigaltstack
16387c2acc70SPeter Maydell  fi
16397c2acc70SPeter Maydellelse
16407c2acc70SPeter Maydell  case $coroutine in
16417c2acc70SPeter Maydell  windows)
16427c2acc70SPeter Maydell    if test "$mingw32" != "yes"; then
16437c2acc70SPeter Maydell      error_exit "'windows' coroutine backend only valid for Windows"
16447c2acc70SPeter Maydell    fi
16457c2acc70SPeter Maydell    # Unfortunately the user visible backend name doesn't match the
16467c2acc70SPeter Maydell    # coroutine-*.c filename for this case, so we have to adjust it here.
16477c2acc70SPeter Maydell    coroutine=win32
16487c2acc70SPeter Maydell    ;;
16497c2acc70SPeter Maydell  ucontext)
16507c2acc70SPeter Maydell    if test "$ucontext_works" != "yes"; then
16517cb58448SPaolo Bonzini      error_exit "'ucontext' backend requested but makecontext not available"
16527c2acc70SPeter Maydell    fi
16537c2acc70SPeter Maydell    ;;
165433c53c54SDaniel P. Berrange  sigaltstack)
16557c2acc70SPeter Maydell    if test "$mingw32" = "yes"; then
16567c2acc70SPeter Maydell      error_exit "only the 'windows' coroutine backend is valid for Windows"
16577c2acc70SPeter Maydell    fi
16587c2acc70SPeter Maydell    ;;
16597c2acc70SPeter Maydell  *)
166076ad07a4SPeter Maydell    error_exit "unknown coroutine backend $coroutine"
16617c2acc70SPeter Maydell    ;;
16627c2acc70SPeter Maydell  esac
1663d0e2fce5SAneesh Kumar K.Vfi
1664d0e2fce5SAneesh Kumar K.V
16651e4f6065SDaniele Buono##################################################
16661e4f6065SDaniele Buono# SafeStack
16671e4f6065SDaniele Buono
16681e4f6065SDaniele Buono
16691e4f6065SDaniele Buonoif test "$safe_stack" = "yes"; then
16701e4f6065SDaniele Buonocat > $TMPC << EOF
16718a0afbb2SStefan Weilint main(void)
16721e4f6065SDaniele Buono{
16731e4f6065SDaniele Buono#if ! __has_feature(safe_stack)
16741e4f6065SDaniele Buono#error SafeStack Disabled
16751e4f6065SDaniele Buono#endif
16761e4f6065SDaniele Buono    return 0;
16771e4f6065SDaniele Buono}
16781e4f6065SDaniele BuonoEOF
16791e4f6065SDaniele Buono  flag="-fsanitize=safe-stack"
16801e4f6065SDaniele Buono  # Check that safe-stack is supported and enabled.
16811e4f6065SDaniele Buono  if compile_prog "-Werror $flag" "$flag"; then
16821e4f6065SDaniele Buono    # Flag needed both at compilation and at linking
16831e4f6065SDaniele Buono    QEMU_CFLAGS="$QEMU_CFLAGS $flag"
16841e4f6065SDaniele Buono    QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
16851e4f6065SDaniele Buono  else
16861e4f6065SDaniele Buono    error_exit "SafeStack not supported by your compiler"
16871e4f6065SDaniele Buono  fi
16881e4f6065SDaniele Buono  if test "$coroutine" != "ucontext"; then
16891e4f6065SDaniele Buono    error_exit "SafeStack is only supported by the coroutine backend ucontext"
16901e4f6065SDaniele Buono  fi
16911e4f6065SDaniele Buonoelse
16921e4f6065SDaniele Buonocat > $TMPC << EOF
16938a0afbb2SStefan Weilint main(void)
16941e4f6065SDaniele Buono{
16951e4f6065SDaniele Buono#if defined(__has_feature)
16961e4f6065SDaniele Buono#if __has_feature(safe_stack)
16971e4f6065SDaniele Buono#error SafeStack Enabled
16981e4f6065SDaniele Buono#endif
16991e4f6065SDaniele Buono#endif
17001e4f6065SDaniele Buono    return 0;
17011e4f6065SDaniele Buono}
17021e4f6065SDaniele BuonoEOF
17031e4f6065SDaniele Buonoif test "$safe_stack" = "no"; then
17041e4f6065SDaniele Buono  # Make sure that safe-stack is disabled
17051e4f6065SDaniele Buono  if ! compile_prog "-Werror" ""; then
17061e4f6065SDaniele Buono    # SafeStack was already enabled, try to explicitly remove the feature
17071e4f6065SDaniele Buono    flag="-fno-sanitize=safe-stack"
17081e4f6065SDaniele Buono    if ! compile_prog "-Werror $flag" "$flag"; then
17091e4f6065SDaniele Buono      error_exit "Configure cannot disable SafeStack"
17101e4f6065SDaniele Buono    fi
17111e4f6065SDaniele Buono    QEMU_CFLAGS="$QEMU_CFLAGS $flag"
17121e4f6065SDaniele Buono    QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
17131e4f6065SDaniele Buono  fi
17141e4f6065SDaniele Buonoelse # "$safe_stack" = ""
17151e4f6065SDaniele Buono  # Set safe_stack to yes or no based on pre-existing flags
17161e4f6065SDaniele Buono  if compile_prog "-Werror" ""; then
17171e4f6065SDaniele Buono    safe_stack="no"
17181e4f6065SDaniele Buono  else
17191e4f6065SDaniele Buono    safe_stack="yes"
17201e4f6065SDaniele Buono    if test "$coroutine" != "ucontext"; then
17211e4f6065SDaniele Buono      error_exit "SafeStack is only supported by the coroutine backend ucontext"
17221e4f6065SDaniele Buono    fi
17231e4f6065SDaniele Buono  fi
17241e4f6065SDaniele Buonofi
17251e4f6065SDaniele Buonofi
17267d992e4dSPeter Lieven
172776a347e1SRichard Henderson########################################
1728fd0e6053SJohn Snow# check if ccache is interfering with
1729fd0e6053SJohn Snow# semantic analysis of macros
1730fd0e6053SJohn Snow
17315e4dfd3dSJohn Snowunset CCACHE_CPP2
1732fd0e6053SJohn Snowccache_cpp2=no
1733fd0e6053SJohn Snowcat > $TMPC << EOF
1734fd0e6053SJohn Snowstatic const int Z = 1;
1735fd0e6053SJohn Snow#define fn() ({ Z; })
1736fd0e6053SJohn Snow#define TAUT(X) ((X) == Z)
1737fd0e6053SJohn Snow#define PAREN(X, Y) (X == Y)
1738fd0e6053SJohn Snow#define ID(X) (X)
17398a0afbb2SStefan Weilint main(void)
1740fd0e6053SJohn Snow{
1741fd0e6053SJohn Snow    int x = 0, y = 0;
1742fd0e6053SJohn Snow    x = ID(x);
1743fd0e6053SJohn Snow    x = fn();
1744fd0e6053SJohn Snow    fn();
1745fd0e6053SJohn Snow    if (PAREN(x, y)) return 0;
1746fd0e6053SJohn Snow    if (TAUT(Z)) return 0;
1747fd0e6053SJohn Snow    return 0;
1748fd0e6053SJohn Snow}
1749fd0e6053SJohn SnowEOF
1750fd0e6053SJohn Snow
1751fd0e6053SJohn Snowif ! compile_object "-Werror"; then
1752fd0e6053SJohn Snow    ccache_cpp2=yes
1753fd0e6053SJohn Snowfi
1754fd0e6053SJohn Snow
1755b553a042SJohn Snow#################################################
1756b553a042SJohn Snow# clang does not support glibc + FORTIFY_SOURCE.
1757b553a042SJohn Snow
1758b553a042SJohn Snowif test "$fortify_source" != "no"; then
1759b553a042SJohn Snow  if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
1760b553a042SJohn Snow    fortify_source="no";
1761e189091fSPeter Maydell  elif test -n "$cxx" && has $cxx &&
1762cfcc7c14SJohn Snow       echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
1763b553a042SJohn Snow    fortify_source="no";
1764b553a042SJohn Snow  else
1765b553a042SJohn Snow    fortify_source="yes"
1766b553a042SJohn Snow  fi
1767b553a042SJohn Snowfi
1768b553a042SJohn Snow
1769d2042378SAneesh Kumar K.V##########################################
1770247724cbSMarc-André Lureau# checks for sanitizers
1771247724cbSMarc-André Lureau
1772247724cbSMarc-André Lureauhave_asan=no
1773247724cbSMarc-André Lureauhave_ubsan=no
1774d83414e1SMarc-André Lureauhave_asan_iface_h=no
1775d83414e1SMarc-André Lureauhave_asan_iface_fiber=no
1776247724cbSMarc-André Lureau
1777247724cbSMarc-André Lureauif test "$sanitizers" = "yes" ; then
1778b9f44da2SMarc-André Lureau  write_c_skeleton
1779247724cbSMarc-André Lureau  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
1780247724cbSMarc-André Lureau      have_asan=yes
1781247724cbSMarc-André Lureau  fi
1782b9f44da2SMarc-André Lureau
1783b9f44da2SMarc-André Lureau  # we could use a simple skeleton for flags checks, but this also
1784b9f44da2SMarc-André Lureau  # detect the static linking issue of ubsan, see also:
1785b9f44da2SMarc-André Lureau  # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
1786b9f44da2SMarc-André Lureau  cat > $TMPC << EOF
17878041e9e3SAkihiko Odakiint main(int argc, char **argv)
17888041e9e3SAkihiko Odaki{
17898041e9e3SAkihiko Odaki    return argc + 1;
1790f2dfe54cSLeonid Bloch}
1791b9f44da2SMarc-André LureauEOF
1792247724cbSMarc-André Lureau  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
1793247724cbSMarc-André Lureau      have_ubsan=yes
1794247724cbSMarc-André Lureau  fi
1795d83414e1SMarc-André Lureau
1796d83414e1SMarc-André Lureau  if check_include "sanitizer/asan_interface.h" ; then
1797d83414e1SMarc-André Lureau      have_asan_iface_h=yes
1798d83414e1SMarc-André Lureau  fi
1799d83414e1SMarc-André Lureau
1800d83414e1SMarc-André Lureau  cat > $TMPC << EOF
1801d83414e1SMarc-André Lureau#include <sanitizer/asan_interface.h>
1802d83414e1SMarc-André Lureauint main(void) {
1803d83414e1SMarc-André Lureau  __sanitizer_start_switch_fiber(0, 0, 0);
1804d83414e1SMarc-André Lureau  return 0;
1805d83414e1SMarc-André Lureau}
1806d83414e1SMarc-André LureauEOF
1807d83414e1SMarc-André Lureau  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
1808d83414e1SMarc-André Lureau      have_asan_iface_fiber=yes
1809d83414e1SMarc-André Lureau  fi
1810247724cbSMarc-André Lureaufi
1811247724cbSMarc-André Lureau
18120aebab04SLingfeng Yang# Thread sanitizer is, for now, much noisier than the other sanitizers;
18130aebab04SLingfeng Yang# keep it separate until that is not the case.
18140aebab04SLingfeng Yangif test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
18150aebab04SLingfeng Yang  error_exit "TSAN is not supported with other sanitiziers."
18160aebab04SLingfeng Yangfi
18170aebab04SLingfeng Yanghave_tsan=no
18180aebab04SLingfeng Yanghave_tsan_iface_fiber=no
18190aebab04SLingfeng Yangif test "$tsan" = "yes" ; then
18200aebab04SLingfeng Yang  write_c_skeleton
18210aebab04SLingfeng Yang  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
18220aebab04SLingfeng Yang      have_tsan=yes
18230aebab04SLingfeng Yang  fi
18240aebab04SLingfeng Yang  cat > $TMPC << EOF
18250aebab04SLingfeng Yang#include <sanitizer/tsan_interface.h>
18260aebab04SLingfeng Yangint main(void) {
18270aebab04SLingfeng Yang  __tsan_create_fiber(0);
18280aebab04SLingfeng Yang  return 0;
18290aebab04SLingfeng Yang}
18300aebab04SLingfeng YangEOF
18310aebab04SLingfeng Yang  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
18320aebab04SLingfeng Yang      have_tsan_iface_fiber=yes
18330aebab04SLingfeng Yang  fi
18340aebab04SLingfeng Yangfi
18350aebab04SLingfeng Yang
1836adc28027SAlexander Bulekov##########################################
1837cd362defSPaolo Bonzini# functions to probe cross compilers
1838cd362defSPaolo Bonzini
1839cd362defSPaolo Bonzinicontainer="no"
184060f999b7SAlex Bennéerunc=""
184147fdc8fbSStefan Weilif test $use_containers = "yes" && (has "docker" || has "podman"); then
1842c4575b59SPaolo Bonzini    case $($python "$source_path"/tests/docker/docker.py probe) in
1843c4575b59SPaolo Bonzini        *docker) container=docker ;;
1844c4575b59SPaolo Bonzini        podman) container=podman ;;
1845c4575b59SPaolo Bonzini        no) container=no ;;
1846c4575b59SPaolo Bonzini    esac
1847a3e28f81SPaolo Bonzini    if test "$container" != "no"; then
1848a3e28f81SPaolo Bonzini        docker_py="$python $source_path/tests/docker/docker.py --engine $container"
184960f999b7SAlex Bennée        runc=$($python "$source_path"/tests/docker/docker.py probe)
1850a3e28f81SPaolo Bonzini    fi
1851cd362defSPaolo Bonzinifi
1852cd362defSPaolo Bonzini
1853cd362defSPaolo Bonzini# cross compilers defaults, can be overridden with --cross-cc-ARCH
18545adb43beSPaolo Bonzini: ${cross_prefix_aarch64="aarch64-linux-gnu-"}
18555adb43beSPaolo Bonzini: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"}
18565adb43beSPaolo Bonzini: ${cross_prefix_alpha="alpha-linux-gnu-"}
18575adb43beSPaolo Bonzini: ${cross_prefix_arm="arm-linux-gnueabihf-"}
18585adb43beSPaolo Bonzini: ${cross_prefix_armeb="$cross_prefix_arm"}
18595adb43beSPaolo Bonzini: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"}
186034bb43b0SSong Gao: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"}
18615adb43beSPaolo Bonzini: ${cross_prefix_hppa="hppa-linux-gnu-"}
18625adb43beSPaolo Bonzini: ${cross_prefix_i386="i686-linux-gnu-"}
18635adb43beSPaolo Bonzini: ${cross_prefix_m68k="m68k-linux-gnu-"}
18645adb43beSPaolo Bonzini: ${cross_prefix_microblaze="microblaze-linux-musl-"}
18655adb43beSPaolo Bonzini: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"}
18665adb43beSPaolo Bonzini: ${cross_prefix_mips64="mips64-linux-gnuabi64-"}
18675adb43beSPaolo Bonzini: ${cross_prefix_mipsel="mipsel-linux-gnu-"}
18685adb43beSPaolo Bonzini: ${cross_prefix_mips="mips-linux-gnu-"}
18695adb43beSPaolo Bonzini: ${cross_prefix_nios2="nios2-linux-gnu-"}
18705adb43beSPaolo Bonzini: ${cross_prefix_ppc="powerpc-linux-gnu-"}
18715adb43beSPaolo Bonzini: ${cross_prefix_ppc64="powerpc64-linux-gnu-"}
18725adb43beSPaolo Bonzini: ${cross_prefix_ppc64le="$cross_prefix_ppc64"}
18735adb43beSPaolo Bonzini: ${cross_prefix_riscv64="riscv64-linux-gnu-"}
18745adb43beSPaolo Bonzini: ${cross_prefix_s390x="s390x-linux-gnu-"}
18755adb43beSPaolo Bonzini: ${cross_prefix_sh4="sh4-linux-gnu-"}
18765adb43beSPaolo Bonzini: ${cross_prefix_sparc64="sparc64-linux-gnu-"}
18775adb43beSPaolo Bonzini: ${cross_prefix_sparc="$cross_prefix_sparc64"}
18785adb43beSPaolo Bonzini: ${cross_prefix_x86_64="x86_64-linux-gnu-"}
18795adb43beSPaolo Bonzini
1880cd362defSPaolo Bonzini: ${cross_cc_aarch64_be="$cross_cc_aarch64"}
1881cd362defSPaolo Bonzini: ${cross_cc_cflags_aarch64_be="-mbig-endian"}
188246af66edSPaolo Bonzini: ${cross_cc_armeb="$cross_cc_arm"}
1883cd362defSPaolo Bonzini: ${cross_cc_cflags_armeb="-mbig-endian"}
1884cd362defSPaolo Bonzini: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"}
1885cd362defSPaolo Bonzini: ${cross_cc_cflags_hexagon="-mv67 -O2 -static"}
1886cd362defSPaolo Bonzini: ${cross_cc_cflags_i386="-m32"}
1887d44f2f96SPaolo Bonzini: ${cross_cc_cflags_ppc="-m32 -mbig-endian"}
1888cd362defSPaolo Bonzini: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"}
1889cd362defSPaolo Bonzini: ${cross_cc_ppc64le="$cross_cc_ppc64"}
1890cd362defSPaolo Bonzini: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"}
1891cd362defSPaolo Bonzini: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"}
189246af66edSPaolo Bonzini: ${cross_cc_sparc="$cross_cc_sparc64"}
189346af66edSPaolo Bonzini: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"}
1894cd362defSPaolo Bonzini: ${cross_cc_cflags_x86_64="-m64"}
1895cd362defSPaolo Bonzini
18965adb43beSPaolo Bonzinicompute_target_variable() {
189792e288fcSPaolo Bonzini  eval "$2="
18985adb43beSPaolo Bonzini  if eval test -n "\"\${cross_prefix_$1}\""; then
18995adb43beSPaolo Bonzini    if eval has "\"\${cross_prefix_$1}\$3\""; then
19005adb43beSPaolo Bonzini      eval "$2=\"\${cross_prefix_$1}\$3\""
19015adb43beSPaolo Bonzini    fi
19025adb43beSPaolo Bonzini  fi
19035adb43beSPaolo Bonzini}
1904cd362defSPaolo Bonzini
190535fd22b0SPaolo Bonzinihave_target() {
190635fd22b0SPaolo Bonzini  for i; do
190735fd22b0SPaolo Bonzini    case " $target_list " in
190835fd22b0SPaolo Bonzini      *" $i "*) return 0;;
190935fd22b0SPaolo Bonzini      *) ;;
191035fd22b0SPaolo Bonzini    esac
191135fd22b0SPaolo Bonzini  done
191235fd22b0SPaolo Bonzini  return 1
191335fd22b0SPaolo Bonzini}
191435fd22b0SPaolo Bonzini
191552f08deaSPaolo Bonzini# probe_target_compiler TARGET
191652f08deaSPaolo Bonzini#
191752f08deaSPaolo Bonzini# Look for a compiler for the given target, either native or cross.
191852f08deaSPaolo Bonzini# Set variables target_* if a compiler is found, and container_cross_*
191952f08deaSPaolo Bonzini# if a Docker-based cross-compiler image is known for the target.
192052f08deaSPaolo Bonzini# Set got_cross_cc to yes/no depending on whether a non-container-based
192152f08deaSPaolo Bonzini# compiler was found.
192252f08deaSPaolo Bonzini#
192352f08deaSPaolo Bonzini# If TARGET is a user-mode emulation target, also set build_static to
192452f08deaSPaolo Bonzini# "y" if static linking is possible.
192552f08deaSPaolo Bonzini#
1926cd362defSPaolo Bonziniprobe_target_compiler() {
1927cd362defSPaolo Bonzini  # reset all output variables
192892e288fcSPaolo Bonzini  got_cross_cc=no
1929cd362defSPaolo Bonzini  container_image=
1930cd362defSPaolo Bonzini  container_hosts=
1931cd362defSPaolo Bonzini  container_cross_cc=
193287eb014cSPaolo Bonzini  container_cross_ar=
1933cd362defSPaolo Bonzini  container_cross_as=
1934cd362defSPaolo Bonzini  container_cross_ld=
193587eb014cSPaolo Bonzini  container_cross_nm=
193687eb014cSPaolo Bonzini  container_cross_objcopy=
193787eb014cSPaolo Bonzini  container_cross_ranlib=
193887eb014cSPaolo Bonzini  container_cross_strip=
1939cd362defSPaolo Bonzini
1940c3b570b5SAlex Bennée  # We shall skip configuring the target compiler if the user didn't
1941c3b570b5SAlex Bennée  # bother enabling an appropriate guest. This avoids building
1942c3b570b5SAlex Bennée  # extraneous firmware images and tests.
194373acb87bSMukilan Thiyagarajan  if test "${target_list#*$1}" = "$1"; then
1944c3b570b5SAlex Bennée      return 1
1945c3b570b5SAlex Bennée  fi
1946c3b570b5SAlex Bennée
194752f08deaSPaolo Bonzini  target_arch=${1%%-*}
194852f08deaSPaolo Bonzini  case $target_arch in
1949cd362defSPaolo Bonzini    aarch64) container_hosts="x86_64 aarch64" ;;
1950cd362defSPaolo Bonzini    alpha) container_hosts=x86_64 ;;
1951cd362defSPaolo Bonzini    arm) container_hosts="x86_64 aarch64" ;;
1952cd362defSPaolo Bonzini    cris) container_hosts=x86_64 ;;
1953cd362defSPaolo Bonzini    hexagon) container_hosts=x86_64 ;;
1954cd362defSPaolo Bonzini    hppa) container_hosts=x86_64 ;;
1955cd362defSPaolo Bonzini    i386) container_hosts=x86_64 ;;
1956b70ec50bSRichard Henderson    loongarch64) container_hosts=x86_64 ;;
1957cd362defSPaolo Bonzini    m68k) container_hosts=x86_64 ;;
1958cd362defSPaolo Bonzini    microblaze) container_hosts=x86_64 ;;
1959cd362defSPaolo Bonzini    mips64el) container_hosts=x86_64 ;;
1960cd362defSPaolo Bonzini    mips64) container_hosts=x86_64 ;;
1961cd362defSPaolo Bonzini    mipsel) container_hosts=x86_64 ;;
1962cd362defSPaolo Bonzini    mips) container_hosts=x86_64 ;;
1963cd362defSPaolo Bonzini    nios2) container_hosts=x86_64 ;;
1964cd362defSPaolo Bonzini    ppc) container_hosts=x86_64 ;;
1965cd362defSPaolo Bonzini    ppc64|ppc64le) container_hosts=x86_64 ;;
1966cd362defSPaolo Bonzini    riscv64) container_hosts=x86_64 ;;
1967cd362defSPaolo Bonzini    s390x) container_hosts=x86_64 ;;
1968cd362defSPaolo Bonzini    sh4) container_hosts=x86_64 ;;
1969cd362defSPaolo Bonzini    sparc64) container_hosts=x86_64 ;;
1970cd362defSPaolo Bonzini    tricore) container_hosts=x86_64 ;;
1971cd362defSPaolo Bonzini    x86_64) container_hosts="aarch64 ppc64el x86_64" ;;
1972cd362defSPaolo Bonzini    xtensa*) container_hosts=x86_64 ;;
1973cd362defSPaolo Bonzini  esac
1974cd362defSPaolo Bonzini
1975cd362defSPaolo Bonzini  for host in $container_hosts; do
1976cd362defSPaolo Bonzini    test "$container" != no || continue
1977cd362defSPaolo Bonzini    test "$host" = "$cpu" || continue
197852f08deaSPaolo Bonzini    case $target_arch in
1979cd362defSPaolo Bonzini      aarch64)
1980cd362defSPaolo Bonzini        # We don't have any bigendian build tools so we only use this for AArch64
1981cd362defSPaolo Bonzini        container_image=debian-arm64-cross
19825adb43beSPaolo Bonzini        container_cross_prefix=aarch64-linux-gnu-
19835adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}gcc-10
1984cd362defSPaolo Bonzini        ;;
1985cd362defSPaolo Bonzini      alpha)
1986cd362defSPaolo Bonzini        container_image=debian-alpha-cross
19875adb43beSPaolo Bonzini        container_cross_prefix=alpha-linux-gnu-
1988cd362defSPaolo Bonzini        ;;
1989cd362defSPaolo Bonzini      arm)
1990cd362defSPaolo Bonzini        # We don't have any bigendian build tools so we only use this for ARM
1991cd362defSPaolo Bonzini        container_image=debian-armhf-cross
19925adb43beSPaolo Bonzini        container_cross_prefix=arm-linux-gnueabihf-
1993cd362defSPaolo Bonzini        ;;
1994cd362defSPaolo Bonzini      cris)
1995cd362defSPaolo Bonzini        container_image=fedora-cris-cross
19965adb43beSPaolo Bonzini        container_cross_prefix=cris-linux-gnu-
1997cd362defSPaolo Bonzini        ;;
1998cd362defSPaolo Bonzini      hexagon)
1999cd362defSPaolo Bonzini        container_image=debian-hexagon-cross
20005adb43beSPaolo Bonzini        container_cross_prefix=hexagon-unknown-linux-musl-
20015adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}clang
2002cd362defSPaolo Bonzini        ;;
2003cd362defSPaolo Bonzini      hppa)
2004cd362defSPaolo Bonzini        container_image=debian-hppa-cross
20055adb43beSPaolo Bonzini        container_cross_prefix=hppa-linux-gnu-
2006cd362defSPaolo Bonzini        ;;
2007cd362defSPaolo Bonzini      i386)
2008cd362defSPaolo Bonzini        container_image=fedora-i386-cross
20095adb43beSPaolo Bonzini        container_cross_prefix=
2010cd362defSPaolo Bonzini        ;;
2011b70ec50bSRichard Henderson      loongarch64)
2012b70ec50bSRichard Henderson        container_image=debian-loongarch-cross
2013b70ec50bSRichard Henderson        container_cross_prefix=loongarch64-unknown-linux-gnu-
2014b70ec50bSRichard Henderson        ;;
2015cd362defSPaolo Bonzini      m68k)
2016cd362defSPaolo Bonzini        container_image=debian-m68k-cross
20175adb43beSPaolo Bonzini        container_cross_prefix=m68k-linux-gnu-
2018cd362defSPaolo Bonzini        ;;
2019cd362defSPaolo Bonzini      microblaze)
2020cd362defSPaolo Bonzini        container_image=debian-microblaze-cross
20215adb43beSPaolo Bonzini        container_cross_prefix=microblaze-linux-musl-
2022cd362defSPaolo Bonzini        ;;
2023cd362defSPaolo Bonzini      mips64el)
2024cd362defSPaolo Bonzini        container_image=debian-mips64el-cross
20255adb43beSPaolo Bonzini        container_cross_prefix=mips64el-linux-gnuabi64-
2026cd362defSPaolo Bonzini        ;;
2027cd362defSPaolo Bonzini      mips64)
2028cd362defSPaolo Bonzini        container_image=debian-mips64-cross
20295adb43beSPaolo Bonzini        container_cross_prefix=mips64-linux-gnuabi64-
2030cd362defSPaolo Bonzini        ;;
2031cd362defSPaolo Bonzini      mipsel)
2032cd362defSPaolo Bonzini        container_image=debian-mipsel-cross
20335adb43beSPaolo Bonzini        container_cross_prefix=mipsel-linux-gnu-
2034cd362defSPaolo Bonzini        ;;
2035cd362defSPaolo Bonzini      mips)
2036cd362defSPaolo Bonzini        container_image=debian-mips-cross
20375adb43beSPaolo Bonzini        container_cross_prefix=mips-linux-gnu-
2038cd362defSPaolo Bonzini        ;;
2039cd362defSPaolo Bonzini      nios2)
2040cd362defSPaolo Bonzini        container_image=debian-nios2-cross
20415adb43beSPaolo Bonzini        container_cross_prefix=nios2-linux-gnu-
2042cd362defSPaolo Bonzini        ;;
2043cd362defSPaolo Bonzini      ppc)
2044cd362defSPaolo Bonzini        container_image=debian-powerpc-test-cross
20455adb43beSPaolo Bonzini        container_cross_prefix=powerpc-linux-gnu-
20465adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}gcc-10
2047cd362defSPaolo Bonzini        ;;
2048cd362defSPaolo Bonzini      ppc64|ppc64le)
2049cd362defSPaolo Bonzini        container_image=debian-powerpc-test-cross
2050705c881fSRichard Henderson        container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu-
20515adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}gcc-10
2052cd362defSPaolo Bonzini        ;;
2053cd362defSPaolo Bonzini      riscv64)
2054cd362defSPaolo Bonzini        container_image=debian-riscv64-test-cross
20555adb43beSPaolo Bonzini        container_cross_prefix=riscv64-linux-gnu-
2056cd362defSPaolo Bonzini        ;;
2057cd362defSPaolo Bonzini      s390x)
2058cd362defSPaolo Bonzini        container_image=debian-s390x-cross
20595adb43beSPaolo Bonzini        container_cross_prefix=s390x-linux-gnu-
2060cd362defSPaolo Bonzini        ;;
2061cd362defSPaolo Bonzini      sh4)
2062cd362defSPaolo Bonzini        container_image=debian-sh4-cross
20635adb43beSPaolo Bonzini        container_cross_prefix=sh4-linux-gnu-
2064cd362defSPaolo Bonzini        ;;
2065cd362defSPaolo Bonzini      sparc64)
2066cd362defSPaolo Bonzini        container_image=debian-sparc64-cross
20675adb43beSPaolo Bonzini        container_cross_prefix=sparc64-linux-gnu-
2068cd362defSPaolo Bonzini        ;;
2069cd362defSPaolo Bonzini      tricore)
2070cd362defSPaolo Bonzini        container_image=debian-tricore-cross
20715adb43beSPaolo Bonzini        container_cross_prefix=tricore-
2072cd362defSPaolo Bonzini        container_cross_as=tricore-as
2073cd362defSPaolo Bonzini        container_cross_ld=tricore-ld
20745adb43beSPaolo Bonzini        break
2075cd362defSPaolo Bonzini        ;;
2076cd362defSPaolo Bonzini      x86_64)
2077cd362defSPaolo Bonzini        container_image=debian-amd64-cross
20785adb43beSPaolo Bonzini        container_cross_prefix=x86_64-linux-gnu-
2079cd362defSPaolo Bonzini        ;;
2080cd362defSPaolo Bonzini      xtensa*)
2081cd362defSPaolo Bonzini        container_hosts=x86_64
2082cd362defSPaolo Bonzini        container_image=debian-xtensa-cross
2083cd362defSPaolo Bonzini
2084cd362defSPaolo Bonzini        # default to the dc232b cpu
20855adb43beSPaolo Bonzini        container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf-
2086cd362defSPaolo Bonzini        ;;
2087cd362defSPaolo Bonzini    esac
20885adb43beSPaolo Bonzini    : ${container_cross_cc:=${container_cross_prefix}gcc}
208987eb014cSPaolo Bonzini    : ${container_cross_ar:=${container_cross_prefix}ar}
20905adb43beSPaolo Bonzini    : ${container_cross_as:=${container_cross_prefix}as}
20915adb43beSPaolo Bonzini    : ${container_cross_ld:=${container_cross_prefix}ld}
209287eb014cSPaolo Bonzini    : ${container_cross_nm:=${container_cross_prefix}nm}
209387eb014cSPaolo Bonzini    : ${container_cross_objcopy:=${container_cross_prefix}objcopy}
209487eb014cSPaolo Bonzini    : ${container_cross_ranlib:=${container_cross_prefix}ranlib}
209587eb014cSPaolo Bonzini    : ${container_cross_strip:=${container_cross_prefix}strip}
2096cd362defSPaolo Bonzini  done
2097cd362defSPaolo Bonzini
209892e288fcSPaolo Bonzini  try=cross
209992e288fcSPaolo Bonzini  case "$target_arch:$cpu" in
210092e288fcSPaolo Bonzini    aarch64_be:aarch64 | \
210192e288fcSPaolo Bonzini    armeb:arm | \
210292e288fcSPaolo Bonzini    i386:x86_64 | \
210392e288fcSPaolo Bonzini    mips*:mips64 | \
210492e288fcSPaolo Bonzini    ppc*:ppc64 | \
210592e288fcSPaolo Bonzini    sparc:sparc64 | \
210692e288fcSPaolo Bonzini    "$cpu:$cpu")
210792e288fcSPaolo Bonzini      try='native cross' ;;
210892e288fcSPaolo Bonzini  esac
210952f08deaSPaolo Bonzini  eval "target_cflags=\${cross_cc_cflags_$target_arch}"
2110b3b5472dSPeter Maydell  for thistry in $try; do
2111b3b5472dSPeter Maydell    case $thistry in
211292e288fcSPaolo Bonzini    native)
211392e288fcSPaolo Bonzini      target_cc=$cc
211492e288fcSPaolo Bonzini      target_ccas=$ccas
211592e288fcSPaolo Bonzini      target_ar=$ar
211692e288fcSPaolo Bonzini      target_as=$as
211792e288fcSPaolo Bonzini      target_ld=$ld
211892e288fcSPaolo Bonzini      target_nm=$nm
211992e288fcSPaolo Bonzini      target_objcopy=$objcopy
212092e288fcSPaolo Bonzini      target_ranlib=$ranlib
212192e288fcSPaolo Bonzini      target_strip=$strip
212292e288fcSPaolo Bonzini      ;;
212392e288fcSPaolo Bonzini    cross)
212492e288fcSPaolo Bonzini      target_cc=
212552f08deaSPaolo Bonzini      if eval test -n "\"\${cross_cc_$target_arch}\""; then
212652f08deaSPaolo Bonzini        if eval has "\"\${cross_cc_$target_arch}\""; then
212752f08deaSPaolo Bonzini          eval "target_cc=\"\${cross_cc_$target_arch}\""
2128cd362defSPaolo Bonzini        fi
21295adb43beSPaolo Bonzini      else
213052f08deaSPaolo Bonzini        compute_target_variable $target_arch target_cc gcc
2131cd362defSPaolo Bonzini      fi
213287eb014cSPaolo Bonzini      target_ccas=$target_cc
213352f08deaSPaolo Bonzini      compute_target_variable $target_arch target_ar ar
213452f08deaSPaolo Bonzini      compute_target_variable $target_arch target_as as
213552f08deaSPaolo Bonzini      compute_target_variable $target_arch target_ld ld
213652f08deaSPaolo Bonzini      compute_target_variable $target_arch target_nm nm
213752f08deaSPaolo Bonzini      compute_target_variable $target_arch target_objcopy objcopy
213852f08deaSPaolo Bonzini      compute_target_variable $target_arch target_ranlib ranlib
213952f08deaSPaolo Bonzini      compute_target_variable $target_arch target_strip strip
2140640aabc8SPaolo Bonzini      ;;
2141640aabc8SPaolo Bonzini    esac
214292e288fcSPaolo Bonzini
21432ad60f6fSPaolo Bonzini    if test -n "$target_cc"; then
214452f08deaSPaolo Bonzini      case $target_arch in
21452ad60f6fSPaolo Bonzini        i386|x86_64)
21462ad60f6fSPaolo Bonzini          if $target_cc --version | grep -qi "clang"; then
214792e288fcSPaolo Bonzini            continue
21482ad60f6fSPaolo Bonzini          fi
21492ad60f6fSPaolo Bonzini          ;;
21502ad60f6fSPaolo Bonzini      esac
215192e288fcSPaolo Bonzini    elif test -n "$target_as" && test -n "$target_ld"; then
215292e288fcSPaolo Bonzini      # Special handling for assembler only targets
215392e288fcSPaolo Bonzini      case $target in
215492e288fcSPaolo Bonzini        tricore-softmmu)
215592e288fcSPaolo Bonzini          build_static=
215692e288fcSPaolo Bonzini          got_cross_cc=yes
215792e288fcSPaolo Bonzini          break
215892e288fcSPaolo Bonzini          ;;
215992e288fcSPaolo Bonzini        *)
216092e288fcSPaolo Bonzini          continue
216192e288fcSPaolo Bonzini          ;;
216292e288fcSPaolo Bonzini      esac
216392e288fcSPaolo Bonzini    else
216492e288fcSPaolo Bonzini      continue
216592e288fcSPaolo Bonzini    fi
216692e288fcSPaolo Bonzini
216792e288fcSPaolo Bonzini    write_c_skeleton
216892e288fcSPaolo Bonzini    case $1 in
216992e288fcSPaolo Bonzini      *-softmmu)
217092e288fcSPaolo Bonzini        if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC &&
217192e288fcSPaolo Bonzini          do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then
217292e288fcSPaolo Bonzini          got_cross_cc=yes
217392e288fcSPaolo Bonzini          break
217492e288fcSPaolo Bonzini        fi
217592e288fcSPaolo Bonzini        ;;
217692e288fcSPaolo Bonzini      *)
217792e288fcSPaolo Bonzini        if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then
217892e288fcSPaolo Bonzini          build_static=y
217992e288fcSPaolo Bonzini          got_cross_cc=yes
218092e288fcSPaolo Bonzini          break
218192e288fcSPaolo Bonzini        fi
218292e288fcSPaolo Bonzini        if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then
218392e288fcSPaolo Bonzini          build_static=
218492e288fcSPaolo Bonzini          got_cross_cc=yes
218592e288fcSPaolo Bonzini          break
218692e288fcSPaolo Bonzini        fi
218792e288fcSPaolo Bonzini        ;;
218892e288fcSPaolo Bonzini    esac
218992e288fcSPaolo Bonzini  done
219092e288fcSPaolo Bonzini  if test $got_cross_cc != yes; then
219192e288fcSPaolo Bonzini    build_static=
219292e288fcSPaolo Bonzini    target_cc=
219392e288fcSPaolo Bonzini    target_ccas=
219492e288fcSPaolo Bonzini    target_ar=
219592e288fcSPaolo Bonzini    target_as=
219692e288fcSPaolo Bonzini    target_ld=
219792e288fcSPaolo Bonzini    target_nm=
219892e288fcSPaolo Bonzini    target_objcopy=
219992e288fcSPaolo Bonzini    target_ranlib=
220092e288fcSPaolo Bonzini    target_strip=
22012ad60f6fSPaolo Bonzini  fi
2202fde10960SAlex Bennée  test -n "$target_cc"
2203cd362defSPaolo Bonzini}
2204cd362defSPaolo Bonzini
2205cd362defSPaolo Bonziniwrite_target_makefile() {
2206e81785abSPaolo Bonzini  echo "EXTRA_CFLAGS=$target_cflags"
22070825cae0SPaolo Bonzini  if test -z "$target_cc" && test -z "$target_as"; then
22080825cae0SPaolo Bonzini    test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?"
22090825cae0SPaolo Bonzini    echo "$1: docker-image-$container_image" >> Makefile.prereqs
22100825cae0SPaolo Bonzini    if test -n "$container_cross_cc"; then
22110825cae0SPaolo Bonzini      echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
22120825cae0SPaolo Bonzini      echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
22130825cae0SPaolo Bonzini    fi
22140825cae0SPaolo Bonzini    echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --"
22150825cae0SPaolo Bonzini    echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --"
22160825cae0SPaolo Bonzini    echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --"
22170825cae0SPaolo Bonzini    echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --"
22180825cae0SPaolo Bonzini    echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --"
22190825cae0SPaolo Bonzini    echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --"
22200825cae0SPaolo Bonzini    echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --"
22210825cae0SPaolo Bonzini  else
2222cd362defSPaolo Bonzini    if test -n "$target_cc"; then
2223cd362defSPaolo Bonzini      echo "CC=$target_cc"
222487eb014cSPaolo Bonzini      echo "CCAS=$target_ccas"
222587eb014cSPaolo Bonzini    fi
222687eb014cSPaolo Bonzini    if test -n "$target_ar"; then
222787eb014cSPaolo Bonzini      echo "AR=$target_ar"
2228cd362defSPaolo Bonzini    fi
2229cd362defSPaolo Bonzini    if test -n "$target_as"; then
2230cd362defSPaolo Bonzini      echo "AS=$target_as"
2231cd362defSPaolo Bonzini    fi
2232cd362defSPaolo Bonzini    if test -n "$target_ld"; then
2233cd362defSPaolo Bonzini      echo "LD=$target_ld"
2234cd362defSPaolo Bonzini    fi
223587eb014cSPaolo Bonzini    if test -n "$target_nm"; then
223687eb014cSPaolo Bonzini      echo "NM=$target_nm"
223787eb014cSPaolo Bonzini    fi
223887eb014cSPaolo Bonzini    if test -n "$target_objcopy"; then
223987eb014cSPaolo Bonzini      echo "OBJCOPY=$target_objcopy"
224087eb014cSPaolo Bonzini    fi
224187eb014cSPaolo Bonzini    if test -n "$target_ranlib"; then
224287eb014cSPaolo Bonzini      echo "RANLIB=$target_ranlib"
224387eb014cSPaolo Bonzini    fi
224487eb014cSPaolo Bonzini    if test -n "$target_strip"; then
224587eb014cSPaolo Bonzini      echo "STRIP=$target_strip"
224687eb014cSPaolo Bonzini    fi
2247cd362defSPaolo Bonzini  fi
2248cd362defSPaolo Bonzini}
2249cd362defSPaolo Bonzini
2250cd362defSPaolo Bonzini##########################################
225155116968SJagannathan Raman# check for vfio_user_server
225255116968SJagannathan Raman
225355116968SJagannathan Ramancase "$vfio_user_server" in
225455116968SJagannathan Raman  enabled )
225555116968SJagannathan Raman    if test "$git_submodules_action" != "ignore"; then
225655116968SJagannathan Raman      git_submodules="${git_submodules} subprojects/libvfio-user"
225755116968SJagannathan Raman    fi
225855116968SJagannathan Raman    ;;
225955116968SJagannathan Ramanesac
226055116968SJagannathan Raman
226155116968SJagannathan Raman##########################################
2262e86ecd4bSJuan Quintela# End of CC checks
2263e86ecd4bSJuan Quintela# After here, no more $cc or $ld runs
2264e86ecd4bSJuan Quintela
2265d83414e1SMarc-André Lureauwrite_c_skeleton
2266d83414e1SMarc-André Lureau
2267df42fa7dSPaolo Bonziniif test "$fortify_source" = "yes" ; then
2268086d5f75SPaolo Bonzini  QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
2269086d5f75SPaolo Bonzinifi
2270086d5f75SPaolo Bonzini
2271247724cbSMarc-André Lureauif test "$have_asan" = "yes"; then
2272db5adeaaSPaolo Bonzini  QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
2273db5adeaaSPaolo Bonzini  QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
2274d83414e1SMarc-André Lureau  if test "$have_asan_iface_h" = "no" ; then
2275d83414e1SMarc-André Lureau      echo "ASAN build enabled, but ASAN header missing." \
2276d83414e1SMarc-André Lureau           "Without code annotation, the report may be inferior."
2277d83414e1SMarc-André Lureau  elif test "$have_asan_iface_fiber" = "no" ; then
2278d83414e1SMarc-André Lureau      echo "ASAN build enabled, but ASAN header is too old." \
2279d83414e1SMarc-André Lureau           "Without code annotation, the report may be inferior."
2280d83414e1SMarc-André Lureau  fi
2281247724cbSMarc-André Lureaufi
22820aebab04SLingfeng Yangif test "$have_tsan" = "yes" ; then
22830aebab04SLingfeng Yang  if test "$have_tsan_iface_fiber" = "yes" ; then
22840aebab04SLingfeng Yang    QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
22850aebab04SLingfeng Yang    QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
22860aebab04SLingfeng Yang  else
22870aebab04SLingfeng Yang    error_exit "Cannot enable TSAN due to missing fiber annotation interface."
22880aebab04SLingfeng Yang  fi
22890aebab04SLingfeng Yangelif test "$tsan" = "yes" ; then
22900aebab04SLingfeng Yang  error_exit "Cannot enable TSAN due to missing sanitize thread interface."
22910aebab04SLingfeng Yangfi
2292247724cbSMarc-André Lureauif test "$have_ubsan" = "yes"; then
2293db5adeaaSPaolo Bonzini  QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
2294db5adeaaSPaolo Bonzini  QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
2295247724cbSMarc-André Lureaufi
2296247724cbSMarc-André Lureau
229733ab4787SPaolo Bonzini#######################################
229833ab4787SPaolo Bonzini# cross-compiled firmware targets
229933ab4787SPaolo Bonzini
2300ad388845SPaolo Bonzini# Set up build tree symlinks that point back into the source tree
2301ad388845SPaolo Bonzini# (these can be both files and directories).
2302ad388845SPaolo Bonzini# Caution: avoid adding files or directories here using wildcards. This
2303ad388845SPaolo Bonzini# will result in problems later if a new file matching the wildcard is
2304ad388845SPaolo Bonzini# added to the source tree -- nothing will cause configure to be rerun
2305ad388845SPaolo Bonzini# so the build tree will be missing the link back to the new file, and
2306ad388845SPaolo Bonzini# tests might fail. Prefer to keep the relevant files in their own
2307ad388845SPaolo Bonzini# directory and symlink the directory instead.
2308ad388845SPaolo BonziniLINKS="Makefile"
2309201aa17eSThomas HuthLINKS="$LINKS docs/config"
2310ad388845SPaolo BonziniLINKS="$LINKS pc-bios/optionrom/Makefile"
2311ad388845SPaolo BonziniLINKS="$LINKS pc-bios/s390-ccw/Makefile"
2312d695918fSPaolo BonziniLINKS="$LINKS pc-bios/vof/Makefile"
2313ad388845SPaolo BonziniLINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
2314ad388845SPaolo BonziniLINKS="$LINKS tests/avocado tests/data"
2315ad388845SPaolo BonziniLINKS="$LINKS tests/qemu-iotests/check"
2316ad388845SPaolo BonziniLINKS="$LINKS python"
2317ad388845SPaolo BonziniLINKS="$LINKS contrib/plugins/Makefile "
2318ad388845SPaolo Bonzinifor f in $LINKS ; do
2319ad388845SPaolo Bonzini    if [ -e "$source_path/$f" ]; then
2320cc3c71e8SPeter Maydell        mkdir -p "$(dirname ./"$f")"
2321ad388845SPaolo Bonzini        symlink "$source_path/$f" "$f"
2322ad388845SPaolo Bonzini    fi
2323ad388845SPaolo Bonzinidone
2324ad388845SPaolo Bonzini
2325b898bf28SPaolo Bonziniecho "# Automatically generated by configure - do not modify" > Makefile.prereqs
2326b898bf28SPaolo Bonzini
2327ca35f780SPaolo Bonzini# Mac OS X ships with a broken assembler
2328ca35f780SPaolo Bonziniroms=
232935fd22b0SPaolo Bonziniif have_target i386-softmmu x86_64-softmmu && \
233035fd22b0SPaolo Bonzini        test "$targetos" != "darwin" && test "$targetos" != "sunos" && \
233135fd22b0SPaolo Bonzini        test "$targetos" != "haiku" && \
233261cbb356SPaolo Bonzini        probe_target_compiler i386-softmmu; then
233376ca98b0SPaolo Bonzini    roms="pc-bios/optionrom"
233433ab4787SPaolo Bonzini    config_mak=pc-bios/optionrom/config.mak
233533ab4787SPaolo Bonzini    echo "# Automatically generated by configure - do not modify" > $config_mak
233633ab4787SPaolo Bonzini    echo "TOPSRC_DIR=$source_path" >> $config_mak
2337fde10960SAlex Bennée    write_target_makefile >> $config_mak
233833ab4787SPaolo Bonzinifi
2339ca35f780SPaolo Bonzini
234035fd22b0SPaolo Bonziniif have_target ppc-softmmu ppc64-softmmu && \
234135fd22b0SPaolo Bonzini        probe_target_compiler ppc-softmmu; then
234276ca98b0SPaolo Bonzini    roms="$roms pc-bios/vof"
2343d695918fSPaolo Bonzini    config_mak=pc-bios/vof/config.mak
2344d695918fSPaolo Bonzini    echo "# Automatically generated by configure - do not modify" > $config_mak
2345d695918fSPaolo Bonzini    echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak
2346fde10960SAlex Bennée    write_target_makefile >> $config_mak
2347d695918fSPaolo Bonzinifi
2348d695918fSPaolo Bonzini
23499ffed426SPaolo Bonzini# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10
23509ffed426SPaolo Bonzini# (which is the lowest architecture level that Clang supports)
235135fd22b0SPaolo Bonziniif have_target s390x-softmmu && probe_target_compiler s390x-softmmu; then
23522e33c3f8SThomas Huth  write_c_skeleton
23539ffed426SPaolo Bonzini  do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC
2354a5b2afd5SThomas Huth  has_z900=$?
23559ffed426SPaolo Bonzini  if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then
2356a5b2afd5SThomas Huth    if [ $has_z900 != 0 ]; then
2357a5b2afd5SThomas Huth      echo "WARNING: Your compiler does not support the z900!"
2358a5b2afd5SThomas Huth      echo "         The s390-ccw bios will only work with guest CPUs >= z10."
2359a5b2afd5SThomas Huth    fi
236076ca98b0SPaolo Bonzini    roms="$roms pc-bios/s390-ccw"
23619ffed426SPaolo Bonzini    config_mak=pc-bios/s390-ccw/config-host.mak
23629ffed426SPaolo Bonzini    echo "# Automatically generated by configure - do not modify" > $config_mak
23639ffed426SPaolo Bonzini    echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak
2364fde10960SAlex Bennée    write_target_makefile >> $config_mak
23651ef6bfc2SPhilippe Mathieu-Daudé    # SLOF is required for building the s390-ccw firmware on s390x,
23661ef6bfc2SPhilippe Mathieu-Daudé    # since it is using the libnet code from SLOF for network booting.
23671ef6bfc2SPhilippe Mathieu-Daudé    git_submodules="${git_submodules} roms/SLOF"
23681ef6bfc2SPhilippe Mathieu-Daudé  fi
23699933c305SChristian Borntraegerfi
23709933c305SChristian Borntraeger
23719ffed426SPaolo Bonzini#######################################
23729ffed426SPaolo Bonzini# generate config-host.mak
23739ffed426SPaolo Bonzini
23747d7dbf9dSDan Streetmanif ! (GIT="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then
23757d7dbf9dSDan Streetman    exit 1
23765d91a2edSYonggang Luofi
23775d91a2edSYonggang Luo
237898ec69acSJuan Quintelaconfig_host_mak="config-host.mak"
237997a847bcSbellard
238098ec69acSJuan Quintelaecho "# Automatically generated by configure - do not modify" > $config_host_mak
238198ec69acSJuan Quintelaecho >> $config_host_mak
238298ec69acSJuan Quintela
2383e6c3b0f7SPaolo Bonziniecho all: >> $config_host_mak
2384cc84d63aSDaniel P. Berrangeecho "GIT=$git" >> $config_host_mak
2385aef45d51SDaniel P. Berrangeecho "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
23867d7dbf9dSDan Streetmanecho "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_host_mak
2387804edf29SJuan Quintela
2388f8393946Saurel32if test "$debug_tcg" = "yes" ; then
23892358a494SJuan Quintela  echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
2390f8393946Saurel32fi
239167b915a5Sbellardif test "$mingw32" = "yes" ; then
239298ec69acSJuan Quintela  echo "CONFIG_WIN32=y" >> $config_host_mak
2393954ed68fSPaolo Bonzini  echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER-QEMU}" >> $config_host_mak
2394954ed68fSPaolo Bonzini  echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO-Linux}" >> $config_host_mak
2395954ed68fSPaolo Bonzini  echo "QEMU_GA_VERSION=${QEMU_GA_VERSION-$(cat "$source_path"/VERSION)}" >> $config_host_mak
2396210fa556Spbrookelse
239735f4df27SJuan Quintela  echo "CONFIG_POSIX=y" >> $config_host_mak
2398210fa556Spbrookfi
2399128ab2ffSblueswir1
2400dffcb71cSMark McLoughlinif test "$linux" = "yes" ; then
2401dffcb71cSMark McLoughlin  echo "CONFIG_LINUX=y" >> $config_host_mak
2402dffcb71cSMark McLoughlinfi
2403dffcb71cSMark McLoughlin
240483fb7adfSbellardif test "$darwin" = "yes" ; then
240598ec69acSJuan Quintela  echo "CONFIG_DARWIN=y" >> $config_host_mak
240683fb7adfSbellardfi
2407b29fe3edSmalc
2408ec530c81Sbellardif test "$solaris" = "yes" ; then
240998ec69acSJuan Quintela  echo "CONFIG_SOLARIS=y" >> $config_host_mak
2410ec530c81Sbellardfi
241197a847bcSbellardif test "$static" = "yes" ; then
241298ec69acSJuan Quintela  echo "CONFIG_STATIC=y" >> $config_host_mak
241397a847bcSbellardfi
241498ec69acSJuan Quintelaecho "SRC_PATH=$source_path" >> $config_host_mak
24152b1f35b9SAlex Bennéeecho "TARGET_DIRS=$target_list" >> $config_host_mak
241617969268SFam Zhengif test "$modules" = "yes"; then
241717969268SFam Zheng  echo "CONFIG_MODULES=y" >> $config_host_mak
241817969268SFam Zhengfi
2419277abf15SJan Vesely
242083fb7adfSbellard# XXX: suppress that
24217d3505c5Sbellardif [ "$bsd" = "yes" ] ; then
24222358a494SJuan Quintela  echo "CONFIG_BSD=y" >> $config_host_mak
24237d3505c5Sbellardfi
24247d3505c5Sbellard
24257c2acc70SPeter Maydellecho "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
24267d992e4dSPeter Lieven
2427d83414e1SMarc-André Lureauif test "$have_asan_iface_fiber" = "yes" ; then
2428d83414e1SMarc-André Lureau    echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
2429d83414e1SMarc-André Lureaufi
2430d83414e1SMarc-André Lureau
24310aebab04SLingfeng Yangif test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
24320aebab04SLingfeng Yang    echo "CONFIG_TSAN=y" >> $config_host_mak
24330aebab04SLingfeng Yangfi
24340aebab04SLingfeng Yang
243540e8c6f4SAlex Bennéeif test "$plugins" = "yes" ; then
243640e8c6f4SAlex Bennée    echo "CONFIG_PLUGIN=y" >> $config_host_mak
243740e8c6f4SAlex Bennéefi
243840e8c6f4SAlex Bennée
2439f48e590aSAlex Bennéeif test -n "$gdb_bin"; then
2440b1863cccSAlex Bennée    gdb_version=$($gdb_bin --version | head -n 1)
2441d6a66c81SAlex Bennée    if version_ge ${gdb_version##* } 9.1; then
2442f48e590aSAlex Bennée        echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
2443bcbc36a9SAlex Bennée        gdb_arches=$("$source_path/scripts/probe-gdb-support.py" $gdb_bin)
244448543dd7SAlex Bennée    else
244548543dd7SAlex Bennée        gdb_bin=""
2446f48e590aSAlex Bennée    fi
2447b1863cccSAlex Bennéefi
2448f48e590aSAlex Bennée
2449c4575b59SPaolo Bonziniif test "$container" != no; then
2450c4575b59SPaolo Bonzini    echo "ENGINE=$container" >> $config_host_mak
245160f999b7SAlex Bennée    echo "RUNC=$runc" >> $config_host_mak
2452c4575b59SPaolo Bonzinifi
245398ec69acSJuan Quintelaecho "ROMS=$roms" >> $config_host_mak
2454804edf29SJuan Quintelaecho "MAKE=$make" >> $config_host_mak
2455c886edfbSBlue Swirlecho "PYTHON=$python" >> $config_host_mak
245639d87c8cSAlex Bennéeecho "GENISOIMAGE=$genisoimage" >> $config_host_mak
2457a5665051SPaolo Bonziniecho "MESON=$meson" >> $config_host_mak
245809e93326SPaolo Bonziniecho "NINJA=$ninja" >> $config_host_mak
2459804edf29SJuan Quintelaecho "CC=$cc" >> $config_host_mak
2460a558ee17SJuan Quintelaecho "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
24614cb37d11SPhilippe Mathieu-Daudéecho "QEMU_OBJCFLAGS=$QEMU_OBJCFLAGS" >> $config_host_mak
2462a81df1b6SPaolo Bonziniecho "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
2463a81df1b6SPaolo Bonziniecho "GLIB_LIBS=$glib_libs" >> $config_host_mak
24645b9e7d05SMarc-André Lureauecho "GLIB_BINDIR=$glib_bindir" >> $config_host_mak
2465acedc9a6SPaolo Bonziniecho "GLIB_VERSION=$($pkg_config --modversion glib-2.0)" >> $config_host_mak
2466e3feb2ccSEmilio Cotaif test "$glib_has_gslice" = "yes" ; then
2467e3feb2ccSEmilio Cota    echo "HAVE_GLIB_WITH_SLICE_ALLOCATOR=y" >> $config_host_mak
2468e3feb2ccSEmilio Cotafi
24698a99e9a3SPhilippe Mathieu-Daudéecho "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
2470804edf29SJuan Quintelaecho "EXESUF=$EXESUF" >> $config_host_mak
2471804edf29SJuan Quintela
24726efd7517SPeter Maydell# use included Linux headers
24736efd7517SPeter Maydellif test "$linux" = "yes" ; then
2474a307beb6SAndreas Färber  mkdir -p linux-headers
24756efd7517SPeter Maydell  case "$cpu" in
24764da270beSPaolo Bonzini  i386|x86_64)
247708312a63SPeter Maydell    linux_arch=x86
24786efd7517SPeter Maydell    ;;
2479d8ff892dSPaolo Bonzini  ppc|ppc64)
248008312a63SPeter Maydell    linux_arch=powerpc
24816efd7517SPeter Maydell    ;;
24826efd7517SPeter Maydell  s390x)
248308312a63SPeter Maydell    linux_arch=s390
248408312a63SPeter Maydell    ;;
24851f080313SClaudio Fontana  aarch64)
24861f080313SClaudio Fontana    linux_arch=arm64
24871f080313SClaudio Fontana    ;;
2488dfcf900bSWANG Xuerui  loongarch*)
2489dfcf900bSWANG Xuerui    linux_arch=loongarch
2490dfcf900bSWANG Xuerui    ;;
2491222e7d11SSanjay Lal  mips64)
2492222e7d11SSanjay Lal    linux_arch=mips
2493222e7d11SSanjay Lal    ;;
249408312a63SPeter Maydell  *)
249508312a63SPeter Maydell    # For most CPUs the kernel architecture name and QEMU CPU name match.
249608312a63SPeter Maydell    linux_arch="$cpu"
24976efd7517SPeter Maydell    ;;
24986efd7517SPeter Maydell  esac
249908312a63SPeter Maydell    # For non-KVM architectures we will not have asm headers
250008312a63SPeter Maydell    if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
250108312a63SPeter Maydell      symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
250208312a63SPeter Maydell    fi
25036efd7517SPeter Maydellfi
25046efd7517SPeter Maydell
250597a847bcSbellardfor target in $target_list; do
250697a847bcSbellard    target_dir="$target"
250757a93f16SPhilippe Mathieu-Daudé    target_name=$(echo $target | cut -d '-' -f 1)$EXESUF
250864708615SPeter Maydell    mkdir -p "$target_dir"
2509fdb75aefSPaolo Bonzini    case $target in
2510fdb75aefSPaolo Bonzini        *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;;
2511fdb75aefSPaolo Bonzini        *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;;
25122408a527Saurel32    esac
251356aebc89Spbrookdone
25147d13299dSbellard
2515fdb75aefSPaolo Bonziniif test "$default_targets" = "yes"; then
2516fdb75aefSPaolo Bonzini  echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak
2517fdb75aefSPaolo Bonzinifi
2518a540f158SPeter Crosthwaite
2519fd0e6053SJohn Snowif test "$ccache_cpp2" = "yes"; then
2520fd0e6053SJohn Snow  echo "export CCACHE_CPP2=y" >> $config_host_mak
2521fd0e6053SJohn Snowfi
2522fd0e6053SJohn Snow
25231e4f6065SDaniele Buonoif test "$safe_stack" = "yes"; then
25241e4f6065SDaniele Buono  echo "CONFIG_SAFESTACK=y" >> $config_host_mak
25251e4f6065SDaniele Buonofi
25261e4f6065SDaniele Buono
2527cd362defSPaolo Bonzini# tests/tcg configuration
2528b898bf28SPaolo Bonzini(config_host_mak=tests/tcg/config-host.mak
2529d674342eSPaolo Bonzinimkdir -p tests/tcg
2530cd362defSPaolo Bonziniecho "# Automatically generated by configure - do not modify" > $config_host_mak
2531cd362defSPaolo Bonziniecho "SRC_PATH=$source_path" >> $config_host_mak
2532cd362defSPaolo Bonziniecho "HOST_CC=$host_cc" >> $config_host_mak
2533cd362defSPaolo Bonzini
253448543dd7SAlex Bennée# versioned checked in the main config_host.mak above
253548543dd7SAlex Bennéeif test -n "$gdb_bin"; then
253648543dd7SAlex Bennée    echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
253748543dd7SAlex Bennéefi
2538d1d94d96SPaolo Bonziniif test "$plugins" = "yes" ; then
2539d1d94d96SPaolo Bonzini    echo "CONFIG_PLUGIN=y" >> $config_host_mak
2540d1d94d96SPaolo Bonzinifi
254148543dd7SAlex Bennée
2542cd362defSPaolo Bonzinitcg_tests_targets=
2543cd362defSPaolo Bonzinifor target in $target_list; do
2544cd362defSPaolo Bonzini  arch=${target%%-*}
2545cd362defSPaolo Bonzini
2546cd362defSPaolo Bonzini  case $target in
2547c48a5c47SPaolo Bonzini    xtensa*-linux-user)
2548c48a5c47SPaolo Bonzini      # the toolchain is not complete with headers, only build softmmu tests
2549c48a5c47SPaolo Bonzini      continue
2550c48a5c47SPaolo Bonzini      ;;
2551cd362defSPaolo Bonzini    *-softmmu)
255264708615SPeter Maydell      test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue
2553cd362defSPaolo Bonzini      qemu="qemu-system-$arch"
2554cd362defSPaolo Bonzini      ;;
2555cd362defSPaolo Bonzini    *-linux-user|*-bsd-user)
2556cd362defSPaolo Bonzini      qemu="qemu-$arch"
2557cd362defSPaolo Bonzini      ;;
2558cd362defSPaolo Bonzini  esac
2559cd362defSPaolo Bonzini
2560fde10960SAlex Bennée  if probe_target_compiler $target || test -n "$container_image"; then
25610825cae0SPaolo Bonzini      test -n "$container_image" && build_static=y
2562d674342eSPaolo Bonzini      mkdir -p "tests/tcg/$target"
2563c7022a70SPaolo Bonzini      config_target_mak=tests/tcg/$target/config-target.mak
2564d674342eSPaolo Bonzini      ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile"
2565c7022a70SPaolo Bonzini      echo "# Automatically generated by configure - do not modify" > "$config_target_mak"
2566c7022a70SPaolo Bonzini      echo "TARGET_NAME=$arch" >> "$config_target_mak"
2567a3e28f81SPaolo Bonzini      echo "TARGET=$target" >> "$config_target_mak"
2568c7022a70SPaolo Bonzini      write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak"
256915b273f8SPaolo Bonzini      echo "BUILD_STATIC=$build_static" >> "$config_target_mak"
2570c7022a70SPaolo Bonzini      echo "QEMU=$PWD/$qemu" >> "$config_target_mak"
2571bcbc36a9SAlex Bennée
2572bcbc36a9SAlex Bennée      # will GDB work with these binaries?
2573bcbc36a9SAlex Bennée      if test "${gdb_arches#*$arch}" != "$gdb_arches"; then
2574bcbc36a9SAlex Bennée          echo "HOST_GDB_SUPPORTS_ARCH=y" >> "$config_target_mak"
2575bcbc36a9SAlex Bennée      fi
2576bcbc36a9SAlex Bennée
2577b898bf28SPaolo Bonzini      echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs
2578cd362defSPaolo Bonzini      tcg_tests_targets="$tcg_tests_targets $target"
2579cd362defSPaolo Bonzini  fi
25802038f8c8SPaolo Bonzinidone
2581c0031d38SFabiano Rosas
2582c0031d38SFabiano Rosasif test "$tcg" = "enabled"; then
2583c0031d38SFabiano Rosas    echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak
2584c0031d38SFabiano Rosasfi
2585c0031d38SFabiano Rosas)
25862038f8c8SPaolo Bonzini
2587a5665051SPaolo Bonziniif test "$skip_meson" = no; then
2588fc929892SMarc-André Lureau  cross="config-meson.cross.new"
2589fc929892SMarc-André Lureau  meson_quote() {
2590ac7ebcc5SPaolo Bonzini    test $# = 0 && return
259147b30835SPaolo Bonzini    echo "'$(echo $* | sed "s/ /','/g")'"
2592fc929892SMarc-André Lureau  }
2593fc929892SMarc-André Lureau
2594fc929892SMarc-André Lureau  echo "# Automatically generated by configure - do not modify" > $cross
2595fc929892SMarc-André Lureau  echo "[properties]" >> $cross
2596d1d5e9eeSAlex Bennée
2597d1d5e9eeSAlex Bennée  # unroll any custom device configs
2598d1d5e9eeSAlex Bennée  for a in $device_archs; do
2599d1d5e9eeSAlex Bennée      eval "c=\$devices_${a}"
2600d1d5e9eeSAlex Bennée      echo "${a}-softmmu = '$c'" >> $cross
2601d1d5e9eeSAlex Bennée  done
2602d1d5e9eeSAlex Bennée
260347b30835SPaolo Bonzini  echo "[built-in options]" >> $cross
2604a2866660SPaolo Bonzini  echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross
2605a2866660SPaolo Bonzini  echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross
2606e910c7d9SPhilippe Mathieu-Daudé  test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross
2607a2866660SPaolo Bonzini  echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross
2608a2866660SPaolo Bonzini  echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross
2609fc929892SMarc-André Lureau  echo "[binaries]" >> $cross
26104dba2789SPaolo Bonzini  echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross
26114dba2789SPaolo Bonzini  test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross
26124dba2789SPaolo Bonzini  test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross
261347b30835SPaolo Bonzini  echo "ar = [$(meson_quote $ar)]" >> $cross
261447b30835SPaolo Bonzini  echo "nm = [$(meson_quote $nm)]" >> $cross
261547b30835SPaolo Bonzini  echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross
261647b30835SPaolo Bonzini  echo "ranlib = [$(meson_quote $ranlib)]" >> $cross
2617e8178514SPaolo Bonzini  if has $sdl2_config; then
261847b30835SPaolo Bonzini    echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross
2619e8178514SPaolo Bonzini  fi
262047b30835SPaolo Bonzini  echo "strip = [$(meson_quote $strip)]" >> $cross
2621158bb224SKonstantin Kostiuk  echo "widl = [$(meson_quote $widl)]" >> $cross
262247b30835SPaolo Bonzini  echo "windres = [$(meson_quote $windres)]" >> $cross
2623f9f0e617SAndrey Drobyshev  echo "windmc = [$(meson_quote $windmc)]" >> $cross
26243812c0c4SJoelle van Dyne  if test "$cross_compile" = "yes"; then
2625fc929892SMarc-André Lureau    cross_arg="--cross-file config-meson.cross"
2626fc929892SMarc-André Lureau    echo "[host_machine]" >> $cross
2627ba7c60c2SPaolo Bonzini    echo "system = '$targetos'" >> $cross
2628823eb013SPaolo Bonzini    case "$cpu" in
2629f6bca9dfSJoelle van Dyne        i386)
2630fc929892SMarc-André Lureau            echo "cpu_family = 'x86'" >> $cross
2631fc929892SMarc-André Lureau            ;;
2632fc929892SMarc-André Lureau        *)
2633823eb013SPaolo Bonzini            echo "cpu_family = '$cpu'" >> $cross
2634fc929892SMarc-André Lureau            ;;
2635fc929892SMarc-André Lureau    esac
2636fc929892SMarc-André Lureau    echo "cpu = '$cpu'" >> $cross
2637fc929892SMarc-André Lureau    if test "$bigendian" = "yes" ; then
2638fc929892SMarc-André Lureau        echo "endian = 'big'" >> $cross
2639fc929892SMarc-André Lureau    else
2640fc929892SMarc-André Lureau        echo "endian = 'little'" >> $cross
2641fc929892SMarc-André Lureau    fi
2642fc929892SMarc-André Lureau  else
2643fc929892SMarc-André Lureau    cross_arg="--native-file config-meson.cross"
2644fc929892SMarc-André Lureau  fi
2645fc929892SMarc-André Lureau  mv $cross config-meson.cross
2646fc929892SMarc-André Lureau
2647a5665051SPaolo Bonzini  rm -rf meson-private meson-info meson-logs
26480a31e3a0SPaolo Bonzini
26495a347a73SMarc-André Lureau  # Prevent meson from automatically downloading wrapped subprojects when missing.
26505a347a73SMarc-André Lureau  # You can use 'meson subprojects download' before running configure.
26515a347a73SMarc-André Lureau  meson_option_add "--wrap-mode=nodownload"
26525a347a73SMarc-André Lureau
26530a31e3a0SPaolo Bonzini  # Built-in options
26540a31e3a0SPaolo Bonzini  test "$bindir" != "bin" && meson_option_add "-Dbindir=$bindir"
26550a31e3a0SPaolo Bonzini  test "$default_feature" = no && meson_option_add -Dauto_features=disabled
26560a31e3a0SPaolo Bonzini  test "$pie" = no && meson_option_add -Db_pie=false
26570a31e3a0SPaolo Bonzini  test "$werror" = yes && meson_option_add -Dwerror=true
26580a31e3a0SPaolo Bonzini
26590a31e3a0SPaolo Bonzini  # QEMU options
26600a31e3a0SPaolo Bonzini  test "$cfi" != false && meson_option_add "-Dcfi=$cfi"
26610a31e3a0SPaolo Bonzini  test "$fdt" != auto && meson_option_add "-Dfdt=$fdt"
26620a31e3a0SPaolo Bonzini  test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE"
26630a31e3a0SPaolo Bonzini  test "$qemu_suffix" != qemu && meson_option_add "-Dqemu_suffix=$qemu_suffix"
26640a31e3a0SPaolo Bonzini  test "$smbd" != '' && meson_option_add "-Dsmbd=$smbd"
26650a31e3a0SPaolo Bonzini  test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg"
266655116968SJagannathan Raman  test "$vfio_user_server" != auto && meson_option_add "-Dvfio_user_server=$vfio_user_server"
266761d63097SPaolo Bonzini  run_meson() {
26680a31e3a0SPaolo Bonzini    NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path"
266961d63097SPaolo Bonzini  }
267061d63097SPaolo Bonzini  eval run_meson $meson_options
2671a5665051SPaolo Bonzini  if test "$?" -ne 0 ; then
2672a5665051SPaolo Bonzini      error_exit "meson setup failed"
2673a5665051SPaolo Bonzini  fi
2674a5665051SPaolo Bonzinifi
2675a5665051SPaolo Bonzini
2676dc655404SMichael S. Tsirkin# Save the configure command line for later reuse.
2677dc655404SMichael S. Tsirkincat <<EOD >config.status
2678dc655404SMichael S. Tsirkin#!/bin/sh
2679dc655404SMichael S. Tsirkin# Generated by configure.
2680dc655404SMichael S. Tsirkin# Run this file to recreate the current configuration.
2681dc655404SMichael S. Tsirkin# Compiler output produced by configure, useful for debugging
2682dc655404SMichael S. Tsirkin# configure, is in config.log if it exists.
2683dc655404SMichael S. TsirkinEOD
2684e811da7fSDaniel P. Berrangé
2685e811da7fSDaniel P. Berrangépreserve_env() {
2686e811da7fSDaniel P. Berrangé    envname=$1
2687e811da7fSDaniel P. Berrangé
2688e811da7fSDaniel P. Berrangé    eval envval=\$$envname
2689e811da7fSDaniel P. Berrangé
2690e811da7fSDaniel P. Berrangé    if test -n "$envval"
2691e811da7fSDaniel P. Berrangé    then
2692e811da7fSDaniel P. Berrangé	echo "$envname='$envval'" >> config.status
2693e811da7fSDaniel P. Berrangé	echo "export $envname" >> config.status
2694e811da7fSDaniel P. Berrangé    else
2695e811da7fSDaniel P. Berrangé	echo "unset $envname" >> config.status
2696e811da7fSDaniel P. Berrangé    fi
2697e811da7fSDaniel P. Berrangé}
2698e811da7fSDaniel P. Berrangé
2699e811da7fSDaniel P. Berrangé# Preserve various env variables that influence what
2700e811da7fSDaniel P. Berrangé# features/build target configure will detect
2701e811da7fSDaniel P. Berrangépreserve_env AR
2702e811da7fSDaniel P. Berrangépreserve_env AS
2703e811da7fSDaniel P. Berrangépreserve_env CC
27048009da03SPaolo Bonzinipreserve_env CFLAGS
2705e811da7fSDaniel P. Berrangépreserve_env CXX
27068009da03SPaolo Bonzinipreserve_env CXXFLAGS
2707e811da7fSDaniel P. Berrangépreserve_env LD
27088009da03SPaolo Bonzinipreserve_env LDFLAGS
2709e811da7fSDaniel P. Berrangépreserve_env LD_LIBRARY_PATH
2710e811da7fSDaniel P. Berrangépreserve_env MAKE
2711e811da7fSDaniel P. Berrangépreserve_env NM
2712b5569e5bSPaolo Bonzinipreserve_env OBJCFLAGS
2713e811da7fSDaniel P. Berrangépreserve_env OBJCOPY
2714e811da7fSDaniel P. Berrangépreserve_env PATH
2715e811da7fSDaniel P. Berrangépreserve_env PKG_CONFIG
2716e811da7fSDaniel P. Berrangépreserve_env PKG_CONFIG_LIBDIR
2717e811da7fSDaniel P. Berrangépreserve_env PKG_CONFIG_PATH
2718e811da7fSDaniel P. Berrangépreserve_env PYTHON
2719954ed68fSPaolo Bonzinipreserve_env QEMU_GA_MANUFACTURER
2720954ed68fSPaolo Bonzinipreserve_env QEMU_GA_DISTRO
2721954ed68fSPaolo Bonzinipreserve_env QEMU_GA_VERSION
2722e811da7fSDaniel P. Berrangépreserve_env SDL2_CONFIG
2723e811da7fSDaniel P. Berrangépreserve_env SMBD
2724e811da7fSDaniel P. Berrangépreserve_env STRIP
2725158bb224SKonstantin Kostiukpreserve_env WIDL
2726e811da7fSDaniel P. Berrangépreserve_env WINDRES
2727f9f0e617SAndrey Drobyshevpreserve_env WINDMC
2728e811da7fSDaniel P. Berrangé
2729dc655404SMichael S. Tsirkinprintf "exec" >>config.status
2730a5665051SPaolo Bonzinifor i in "$0" "$@"; do
2731835af899SPaolo Bonzini  test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status
2732a5665051SPaolo Bonzinidone
2733cf7cc929SDr. David Alan Gilbertecho ' "$@"' >>config.status
2734dc655404SMichael S. Tsirkinchmod +x config.status
2735dc655404SMichael S. Tsirkin
27368cd05ab6SPeter Maydellrm -r "$TMPDIR1"
2737