xref: /openbmc/qemu/configure (revision 66e2c6cbacea9302a1fc5528906243d36c103fc7)
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"
29248328880SPaolo Bonzinininja=""
293c09c1ce7SPaolo Bonzinibindir="bin"
294a5665051SPaolo Bonziniskip_meson=no
29555116968SJagannathan Ramanvfio_user_server="disabled"
296377529c0SPaolo Bonzini
2973b4da132SPaolo Bonzini# The following Meson options are handled manually (still they
2983b4da132SPaolo Bonzini# are included in the automatically generated help message)
2993b4da132SPaolo Bonzini
3003b4da132SPaolo Bonzini# 1. Track which submodules are needed
3010577e84dSThomas Huthfdt="auto"
3023b4da132SPaolo Bonzini
303c54b59eeSPaolo Bonzini# 2. Automatically enable/disable other options
3047630156dSPhilippe Mathieu-Daudétcg="auto"
3053b4da132SPaolo Bonzinicfi="false"
3063b4da132SPaolo Bonzini
307c87ea116SAlex Bennée# parse CC options second
308ac0df51dSaliguorifor opt do
30989138857SStefan Weil  optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
310ac0df51dSaliguori  case "$opt" in
311ac0df51dSaliguori  --cross-prefix=*) cross_prefix="$optarg"
3123812c0c4SJoelle van Dyne                    cross_compile="yes"
313ac0df51dSaliguori  ;;
3143d8df640SPaolo Bonzini  --cc=*) CC="$optarg"
315ac0df51dSaliguori  ;;
31683f73fceSTomoki Sekiyama  --cxx=*) CXX="$optarg"
31783f73fceSTomoki Sekiyama  ;;
318c0c34c91SPeter Maydell  --objcc=*) objcc="$optarg"
319c0c34c91SPeter Maydell  ;;
3202ff6b91eSJuan Quintela  --cpu=*) cpu="$optarg"
3212ff6b91eSJuan Quintela  ;;
322a2866660SPaolo Bonzini  --extra-cflags=*)
323a2866660SPaolo Bonzini    EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg"
324a2866660SPaolo Bonzini    EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
325e910c7d9SPhilippe Mathieu-Daudé    EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
326e2a2ed06SJuan Quintela    ;;
327a2866660SPaolo Bonzini  --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
32811cde1c8SBruno Dominguez  ;;
329e910c7d9SPhilippe Mathieu-Daudé  --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
330e910c7d9SPhilippe Mathieu-Daudé  ;;
331a2866660SPaolo Bonzini  --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg"
332e2a2ed06SJuan Quintela  ;;
333d75402b5SAlex Bennée  --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
334d75402b5SAlex Bennée  ;;
335479ca4ccSMatheus Ferst  --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*}
336d422b2bcSAlex Bennée                      eval "cross_cc_cflags_${cc_arch}=\$optarg"
337d422b2bcSAlex Bennée  ;;
338d75402b5SAlex Bennée  --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
339d75402b5SAlex Bennée                eval "cross_cc_${cc_arch}=\$optarg"
340d75402b5SAlex Bennée  ;;
3415adb43beSPaolo Bonzini  --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option"
3425adb43beSPaolo Bonzini  ;;
3435adb43beSPaolo Bonzini  --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*}
3445adb43beSPaolo Bonzini                    eval "cross_prefix_${cc_arch}=\$optarg"
3455adb43beSPaolo Bonzini  ;;
346ac0df51dSaliguori  esac
347ac0df51dSaliguoridone
348ac0df51dSaliguori
349e49d021eSPeter Maydell# Preferred compiler:
350e49d021eSPeter Maydell#  ${CC} (if set)
351e49d021eSPeter Maydell#  ${cross_prefix}gcc (if cross-prefix specified)
352e49d021eSPeter Maydell#  system compiler
353e49d021eSPeter Maydellif test -z "${CC}${cross_prefix}"; then
354e49d021eSPeter Maydell  cc="$host_cc"
355e49d021eSPeter Maydellelse
356b3198cc2SStuart Yoder  cc="${CC-${cross_prefix}gcc}"
357e49d021eSPeter Maydellfi
358e49d021eSPeter Maydell
35983f73fceSTomoki Sekiyamaif test -z "${CXX}${cross_prefix}"; then
36083f73fceSTomoki Sekiyama  cxx="c++"
36183f73fceSTomoki Sekiyamaelse
36283f73fceSTomoki Sekiyama  cxx="${CXX-${cross_prefix}g++}"
36383f73fceSTomoki Sekiyamafi
36483f73fceSTomoki Sekiyama
365c0c34c91SPeter Maydell# Preferred ObjC compiler:
366c0c34c91SPeter Maydell# $objcc (if set, i.e. via --objcc option)
367c0c34c91SPeter Maydell# ${cross_prefix}clang (if cross-prefix specified)
368c0c34c91SPeter Maydell# clang (if available)
369c0c34c91SPeter Maydell# $cc
370c0c34c91SPeter Maydellif test -z "${objcc}${cross_prefix}"; then
371c0c34c91SPeter Maydell  if has clang; then
372c0c34c91SPeter Maydell    objcc=clang
373c0c34c91SPeter Maydell  else
374c0c34c91SPeter Maydell    objcc="$cc"
375c0c34c91SPeter Maydell  fi
376c0c34c91SPeter Maydellelse
377c0c34c91SPeter Maydell  objcc="${objcc-${cross_prefix}clang}"
378c0c34c91SPeter Maydellfi
379c0c34c91SPeter Maydell
380b3198cc2SStuart Yoderar="${AR-${cross_prefix}ar}"
381cdbd727cSRichard Hendersonas="${AS-${cross_prefix}as}"
3825f6f0e27SRichard Hendersonccas="${CCAS-$cc}"
383b3198cc2SStuart Yoderobjcopy="${OBJCOPY-${cross_prefix}objcopy}"
384b3198cc2SStuart Yoderld="${LD-${cross_prefix}ld}"
3859f81aeb5SAlistair Francisranlib="${RANLIB-${cross_prefix}ranlib}"
3864852ee95SStefan Weilnm="${NM-${cross_prefix}nm}"
38735acbb30SPaolo Bonzinismbd="$SMBD"
388b3198cc2SStuart Yoderstrip="${STRIP-${cross_prefix}strip}"
389158bb224SKonstantin Kostiukwidl="${WIDL-${cross_prefix}widl}"
390b3198cc2SStuart Yoderwindres="${WINDRES-${cross_prefix}windres}"
391f9f0e617SAndrey Drobyshevwindmc="${WINDMC-${cross_prefix}windmc}"
39217884d7bSSergei Trofimovichpkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
39317884d7bSSergei Trofimovichquery_pkg_config() {
39417884d7bSSergei Trofimovich    "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
39517884d7bSSergei Trofimovich}
39617884d7bSSergei Trofimovichpkg_config=query_pkg_config
39747c03744SDave Airliesdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
398ac0df51dSaliguori
399be17dc90SMichael S. Tsirkin# default flags for all hosts
4002d31515bSPeter Maydell# We use -fwrapv to tell the compiler that we require a C dialect where
4012d31515bSPeter Maydell# left shift of signed integers is well defined and has the expected
4022d31515bSPeter Maydell# 2s-complement style results. (Both clang and gcc agree that it
4032d31515bSPeter Maydell# provides these semantics.)
404de38c0ccSPaolo BonziniQEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv"
405be17dc90SMichael S. TsirkinQEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
4065770e8afSPaolo Bonzini
407de38c0ccSPaolo BonziniQEMU_LDFLAGS=
408de38c0ccSPaolo Bonzini
4095770e8afSPaolo Bonzini# Flags that are needed during configure but later taken care of by Meson
4108a9d3d56SRichard HendersonCONFIGURE_CFLAGS="-std=gnu11 -Wall"
4115770e8afSPaolo BonziniCONFIGURE_LDFLAGS=
412086d5f75SPaolo Bonzini
413be17dc90SMichael S. Tsirkin
414ac0df51dSaliguoricheck_define() {
415ac0df51dSaliguoricat > $TMPC <<EOF
416ac0df51dSaliguori#if !defined($1)
417fd786e1aSPeter Maydell#error $1 not defined
418ac0df51dSaliguori#endif
419ac0df51dSaliguoriint main(void) { return 0; }
420ac0df51dSaliguoriEOF
42152166aa0SJuan Quintela  compile_object
422ac0df51dSaliguori}
423ac0df51dSaliguori
424307119e7SGerd Hoffmanncheck_include() {
425307119e7SGerd Hoffmanncat > $TMPC <<EOF
426307119e7SGerd Hoffmann#include <$1>
427307119e7SGerd Hoffmannint main(void) { return 0; }
428307119e7SGerd HoffmannEOF
429307119e7SGerd Hoffmann  compile_object
430307119e7SGerd Hoffmann}
431307119e7SGerd Hoffmann
43293b25869SJohn Snowwrite_c_skeleton() {
43393b25869SJohn Snow    cat > $TMPC <<EOF
43493b25869SJohn Snowint main(void) { return 0; }
43593b25869SJohn SnowEOF
43693b25869SJohn Snow}
43793b25869SJohn Snow
438bbea4050SPeter Maydellif check_define __linux__ ; then
439ba7c60c2SPaolo Bonzini  targetos=linux
440bbea4050SPeter Maydellelif check_define _WIN32 ; then
441ba7c60c2SPaolo Bonzini  targetos=windows
442bbea4050SPeter Maydellelif check_define __OpenBSD__ ; then
443ba7c60c2SPaolo Bonzini  targetos=openbsd
444bbea4050SPeter Maydellelif check_define __sun__ ; then
445ba7c60c2SPaolo Bonzini  targetos=sunos
446bbea4050SPeter Maydellelif check_define __HAIKU__ ; then
447ba7c60c2SPaolo Bonzini  targetos=haiku
448951fedfcSPeter Maydellelif check_define __FreeBSD__ ; then
449ba7c60c2SPaolo Bonzini  targetos=freebsd
450951fedfcSPeter Maydellelif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
451ba7c60c2SPaolo Bonzini  targetos=gnu/kfreebsd
452951fedfcSPeter Maydellelif check_define __DragonFly__ ; then
453ba7c60c2SPaolo Bonzini  targetos=dragonfly
454951fedfcSPeter Maydellelif check_define __NetBSD__; then
455ba7c60c2SPaolo Bonzini  targetos=netbsd
456951fedfcSPeter Maydellelif check_define __APPLE__; then
457ba7c60c2SPaolo Bonzini  targetos=darwin
458bbea4050SPeter Maydellelse
459951fedfcSPeter Maydell  # This is a fatal error, but don't report it yet, because we
460951fedfcSPeter Maydell  # might be going to just print the --help text, or it might
461951fedfcSPeter Maydell  # be the result of a missing compiler.
462ba7c60c2SPaolo Bonzini  targetos=bogus
463bbea4050SPeter Maydellfi
464bbea4050SPeter Maydell
46565eff01bSPaolo Bonzini# OS specific
46665eff01bSPaolo Bonzini
4673b0d8643SPaolo Bonzinimingw32="no"
4683b0d8643SPaolo Bonzinibsd="no"
4693b0d8643SPaolo Bonzinilinux="no"
4703b0d8643SPaolo Bonzinisolaris="no"
47165eff01bSPaolo Bonzinicase $targetos in
47265eff01bSPaolo Bonziniwindows)
47365eff01bSPaolo Bonzini  mingw32="yes"
47465eff01bSPaolo Bonzini  plugins="no"
47565eff01bSPaolo Bonzini  pie="no"
47665eff01bSPaolo Bonzini;;
47765eff01bSPaolo Bonzinignu/kfreebsd)
47865eff01bSPaolo Bonzini  bsd="yes"
47965eff01bSPaolo Bonzini;;
48065eff01bSPaolo Bonzinifreebsd)
48165eff01bSPaolo Bonzini  bsd="yes"
48265eff01bSPaolo Bonzini  make="${MAKE-gmake}"
48365eff01bSPaolo Bonzini  # needed for kinfo_getvmmap(3) in libutil.h
48465eff01bSPaolo Bonzini;;
48565eff01bSPaolo Bonzinidragonfly)
48665eff01bSPaolo Bonzini  bsd="yes"
48765eff01bSPaolo Bonzini  make="${MAKE-gmake}"
48865eff01bSPaolo Bonzini;;
48965eff01bSPaolo Bonzininetbsd)
49065eff01bSPaolo Bonzini  bsd="yes"
49165eff01bSPaolo Bonzini  make="${MAKE-gmake}"
49265eff01bSPaolo Bonzini;;
49365eff01bSPaolo Bonziniopenbsd)
49465eff01bSPaolo Bonzini  bsd="yes"
49565eff01bSPaolo Bonzini  make="${MAKE-gmake}"
49665eff01bSPaolo Bonzini;;
49765eff01bSPaolo Bonzinidarwin)
49865eff01bSPaolo Bonzini  bsd="yes"
49965eff01bSPaolo Bonzini  darwin="yes"
50065eff01bSPaolo Bonzini  # Disable attempts to use ObjectiveC features in os/object.h since they
50165eff01bSPaolo Bonzini  # won't work when we're compiling with gcc as a C compiler.
50265eff01bSPaolo Bonzini  QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
50365eff01bSPaolo Bonzini;;
50465eff01bSPaolo Bonzinisunos)
50565eff01bSPaolo Bonzini  solaris="yes"
50665eff01bSPaolo Bonzini  make="${MAKE-gmake}"
50765eff01bSPaolo Bonzini# needed for CMSG_ macros in sys/socket.h
50865eff01bSPaolo Bonzini  QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
50965eff01bSPaolo Bonzini# needed for TIOCWIN* defines in termios.h
51065eff01bSPaolo Bonzini  QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
51165eff01bSPaolo Bonzini;;
51265eff01bSPaolo Bonzinihaiku)
51365eff01bSPaolo Bonzini  pie="no"
51465eff01bSPaolo Bonzini  QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -D_BSD_SOURCE -fPIC $QEMU_CFLAGS"
51565eff01bSPaolo Bonzini;;
51665eff01bSPaolo Bonzinilinux)
51765eff01bSPaolo Bonzini  linux="yes"
51865eff01bSPaolo Bonzini;;
519bbea4050SPeter Maydellesac
520bbea4050SPeter Maydell
5212ff6b91eSJuan Quintelaif test ! -z "$cpu" ; then
5222ff6b91eSJuan Quintela  # command line argument
5232ff6b91eSJuan Quintela  :
5242ff6b91eSJuan Quintelaelif check_define __i386__ ; then
525ac0df51dSaliguori  cpu="i386"
526ac0df51dSaliguorielif check_define __x86_64__ ; then
527c72b26ecSRichard Henderson  if check_define __ILP32__ ; then
528c72b26ecSRichard Henderson    cpu="x32"
529c72b26ecSRichard Henderson  else
530ac0df51dSaliguori    cpu="x86_64"
531c72b26ecSRichard Henderson  fi
5323aa9bd6cSblueswir1elif check_define __sparc__ ; then
5333aa9bd6cSblueswir1  if check_define __arch64__ ; then
5343aa9bd6cSblueswir1    cpu="sparc64"
5353aa9bd6cSblueswir1  else
5363aa9bd6cSblueswir1    cpu="sparc"
5373aa9bd6cSblueswir1  fi
538fdf7ed96Smalcelif check_define _ARCH_PPC ; then
539fdf7ed96Smalc  if check_define _ARCH_PPC64 ; then
540f8378accSRichard Henderson    if check_define _LITTLE_ENDIAN ; then
541f8378accSRichard Henderson      cpu="ppc64le"
542f8378accSRichard Henderson    else
543fdf7ed96Smalc      cpu="ppc64"
544f8378accSRichard Henderson    fi
545ac0df51dSaliguori  else
546fdf7ed96Smalc    cpu="ppc"
547fdf7ed96Smalc  fi
548afa05235SAurelien Jarnoelif check_define __mips__ ; then
549afa05235SAurelien Jarno  cpu="mips"
550d66ed0eaSAurelien Jarnoelif check_define __s390__ ; then
551d66ed0eaSAurelien Jarno  if check_define __s390x__ ; then
552d66ed0eaSAurelien Jarno    cpu="s390x"
553d66ed0eaSAurelien Jarno  else
554d66ed0eaSAurelien Jarno    cpu="s390"
555d66ed0eaSAurelien Jarno  fi
556c4f80543SAlistair Franciselif check_define __riscv ; then
557ba0e7333SRichard Henderson  cpu="riscv"
55821d89f84SPeter Maydellelif check_define __arm__ ; then
55921d89f84SPeter Maydell  cpu="arm"
5601f080313SClaudio Fontanaelif check_define __aarch64__ ; then
5611f080313SClaudio Fontana  cpu="aarch64"
562dfcf900bSWANG Xueruielif check_define __loongarch64 ; then
563dfcf900bSWANG Xuerui  cpu="loongarch64"
564fdf7ed96Smalcelse
565f9c77801SPaolo Bonzini  # Using uname is really broken, but it is just a fallback for architectures
566f9c77801SPaolo Bonzini  # that are going to use TCI anyway
56789138857SStefan Weil  cpu=$(uname -m)
568f9c77801SPaolo Bonzini  echo "WARNING: unrecognized host CPU, proceeding with 'uname -m' output '$cpu'"
569ac0df51dSaliguorifi
570ac0df51dSaliguori
571f9c77801SPaolo Bonzini# Normalise host CPU name and set multilib cflags.  The canonicalization
572f9c77801SPaolo Bonzini# isn't really necessary, because the architectures that we check for
573f9c77801SPaolo Bonzini# should not hit the 'uname -m' case, but better safe than sorry.
574359bc95dSPeter Maydell# Note that this case should only have supported host CPUs, not guests.
5757d13299dSbellardcase "$cpu" in
576e4da0e39SPaolo Bonzini  armv*b|armv*l|arm)
577e4da0e39SPaolo Bonzini    cpu="arm" ;;
578e4da0e39SPaolo Bonzini
579f9c77801SPaolo Bonzini  i386|i486|i586|i686)
58097a847bcSbellard    cpu="i386"
581e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m32" ;;
582e4da0e39SPaolo Bonzini  x32)
5834da270beSPaolo Bonzini    cpu="x86_64"
584e4da0e39SPaolo Bonzini    CPU_CFLAGS="-mx32" ;;
585aaa5fa14Saurel32  x86_64|amd64)
586aaa5fa14Saurel32    cpu="x86_64"
587e4da0e39SPaolo Bonzini    # ??? Only extremely old AMD cpus do not have cmpxchg16b.
588e4da0e39SPaolo Bonzini    # If we truly care, we should simply detect this case at
589e4da0e39SPaolo Bonzini    # runtime and generate the fallback to serial emulation.
590e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m64 -mcx16" ;;
591e4da0e39SPaolo Bonzini
592afa05235SAurelien Jarno  mips*)
593e4da0e39SPaolo Bonzini    cpu="mips" ;;
594e4da0e39SPaolo Bonzini
595e4da0e39SPaolo Bonzini  ppc)
596e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m32" ;;
597e4da0e39SPaolo Bonzini  ppc64)
598ced5cfffSMiroslav Rezanina    CPU_CFLAGS="-m64 -mbig-endian" ;;
599e4da0e39SPaolo Bonzini  ppc64le)
600d8ff892dSPaolo Bonzini    cpu="ppc64"
601ced5cfffSMiroslav Rezanina    CPU_CFLAGS="-m64 -mlittle-endian" ;;
602e4da0e39SPaolo Bonzini
603e4da0e39SPaolo Bonzini  s390)
604823eb013SPaolo Bonzini    CPU_CFLAGS="-m31" ;;
605e4da0e39SPaolo Bonzini  s390x)
606e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m64" ;;
607e4da0e39SPaolo Bonzini
6083142255cSblueswir1  sparc|sun4[cdmuv])
609ae228531Sbellard    cpu="sparc"
610e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" ;;
611e4da0e39SPaolo Bonzini  sparc64)
612e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m64 -mcpu=ultrasparc" ;;
6137d13299dSbellardesac
614e2d52ad3SJuan Quintela
6150db4a067SPaolo Bonzini: ${make=${MAKE-make}}
616b6daf4d3SPaolo Bonzini
617fee6d412SJohn Snow
618fee6d412SJohn Snowcheck_py_version() {
619fee6d412SJohn Snow    # We require python >= 3.6.
620fee6d412SJohn Snow    # NB: a True python conditional creates a non-zero return code (Failure)
621fee6d412SJohn Snow    "$1" -c 'import sys; sys.exit(sys.version_info < (3,6))'
622fee6d412SJohn Snow}
623fee6d412SJohn Snow
624faf44142SDaniel P. Berrangépython=
625fee6d412SJohn Snowfirst_python=
626fee6d412SJohn Snowif test -z "${PYTHON}"; then
627fee6d412SJohn Snow    # A bare 'python' is traditionally python 2.x, but some distros
628fee6d412SJohn Snow    # have it as python 3.x, so check in both places.
629fee6d412SJohn Snow    for binary in python3 python python3.11 python3.10 python3.9 python3.8 python3.7 python3.6; do
630fee6d412SJohn Snow        if has "$binary"; then
63195c5f2deSPaolo Bonzini            python=$(command -v "$binary")
632fee6d412SJohn Snow            if check_py_version "$python"; then
633fee6d412SJohn Snow                # This one is good.
634fee6d412SJohn Snow                first_python=
635faf44142SDaniel P. Berrangé                break
636fee6d412SJohn Snow            else
637fee6d412SJohn Snow                first_python=$python
638fee6d412SJohn Snow            fi
639faf44142SDaniel P. Berrangé        fi
640faf44142SDaniel P. Berrangé    done
641fee6d412SJohn Snowelse
642fee6d412SJohn Snow    # Same as above, but only check the environment variable.
643fee6d412SJohn Snow    has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable"
644fee6d412SJohn Snow    python=$(command -v "$PYTHON")
645fee6d412SJohn Snow    if check_py_version "$python"; then
646fee6d412SJohn Snow        # This one is good.
647fee6d412SJohn Snow        first_python=
648fee6d412SJohn Snow    else
649fee6d412SJohn Snow        first_python=$first_python
650fee6d412SJohn Snow    fi
651fee6d412SJohn Snowfi
652903458c8SMarkus Armbruster
65339d87c8cSAlex Bennée# Check for ancillary tools used in testing
65439d87c8cSAlex Bennéegenisoimage=
6553df437c7SAlex Bennéefor binary in genisoimage mkisofs
65639d87c8cSAlex Bennéedo
65739d87c8cSAlex Bennée    if has $binary
65839d87c8cSAlex Bennée    then
65939d87c8cSAlex Bennée        genisoimage=$(command -v "$binary")
66039d87c8cSAlex Bennée        break
66139d87c8cSAlex Bennée    fi
66239d87c8cSAlex Bennéedone
66339d87c8cSAlex Bennée
6643457a3f8SJuan Quintelaif test "$mingw32" = "yes" ; then
6653457a3f8SJuan Quintela  EXESUF=".exe"
66678e9d4adSStefan Weil  # MinGW needs -mthreads for TLS and macro _MT.
6675770e8afSPaolo Bonzini  CONFIGURE_CFLAGS="-mthreads $CONFIGURE_CFLAGS"
668d17f305aSPaolo Bonzini  prefix="/qemu"
669c09c1ce7SPaolo Bonzini  bindir=""
67077433a5fSMarc-André Lureau  qemu_suffix=""
6713457a3f8SJuan Quintelafi
6723457a3f8SJuan Quintela
673487fefdbSAnthony Liguoriwerror=""
67485aa5189Sbellard
6758154f5e6SAkihiko Odakimeson_option_build_array() {
6768154f5e6SAkihiko Odaki  printf '['
677c5cfdabaSPeter Maydell  (if test "$targetos" = windows; then
6788154f5e6SAkihiko Odaki    IFS=\;
6798154f5e6SAkihiko Odaki  else
6808154f5e6SAkihiko Odaki    IFS=:
6818154f5e6SAkihiko Odaki  fi
6828154f5e6SAkihiko Odaki  for e in $1; do
68365842b03SPeter Maydell    printf '"""'
68465842b03SPeter Maydell    # backslash escape any '\' and '"' characters
68565842b03SPeter Maydell    printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g'
68665842b03SPeter Maydell    printf '""",'
6878154f5e6SAkihiko Odaki  done)
6888154f5e6SAkihiko Odaki  printf ']\n'
6898154f5e6SAkihiko Odaki}
6908154f5e6SAkihiko Odaki
69164708615SPeter Maydell. "$source_path/scripts/meson-buildoptions.sh"
69261d63097SPaolo Bonzini
69361d63097SPaolo Bonzinimeson_options=
694c54b59eeSPaolo Bonzinimeson_option_add() {
695c54b59eeSPaolo Bonzini  meson_options="$meson_options $(quote_sh "$1")"
696c54b59eeSPaolo Bonzini}
69761d63097SPaolo Bonzinimeson_option_parse() {
69861d63097SPaolo Bonzini  meson_options="$meson_options $(_meson_option_parse "$@")"
69961d63097SPaolo Bonzini  if test $? -eq 1; then
70061d63097SPaolo Bonzini    echo "ERROR: unknown option $1"
70161d63097SPaolo Bonzini    echo "Try '$0 --help' for more information"
70261d63097SPaolo Bonzini    exit 1
70361d63097SPaolo Bonzini  fi
70461d63097SPaolo Bonzini}
70561d63097SPaolo Bonzini
7067d13299dSbellardfor opt do
70789138857SStefan Weil  optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
7087d13299dSbellard  case "$opt" in
7092efc3265Sbellard  --help|-h) show_help=yes
7102efc3265Sbellard  ;;
71164708615SPeter Maydell  --version|-V) exec cat "$source_path/VERSION"
71299123e13SMike Frysinger  ;;
713b1a550a0Spbrook  --prefix=*) prefix="$optarg"
7147d13299dSbellard  ;;
715ac0df51dSaliguori  --cross-prefix=*)
7167d13299dSbellard  ;;
717ac0df51dSaliguori  --cc=*)
7187d13299dSbellard  ;;
719b1a550a0Spbrook  --host-cc=*) host_cc="$optarg"
72083469015Sbellard  ;;
72183f73fceSTomoki Sekiyama  --cxx=*)
72283f73fceSTomoki Sekiyama  ;;
723c0c34c91SPeter Maydell  --objcc=*)
7243c4a4d0dSPeter Maydell  ;;
725b1a550a0Spbrook  --make=*) make="$optarg"
7267d13299dSbellard  ;;
727b6daf4d3SPaolo Bonzini  --install=*)
7286a882643Spbrook  ;;
72981e2b198SJohn Snow  --python=*) python="$optarg"
730c886edfbSBlue Swirl  ;;
731a5665051SPaolo Bonzini  --skip-meson) skip_meson=yes
732a5665051SPaolo Bonzini  ;;
73348328880SPaolo Bonzini  --ninja=*) ninja="$optarg"
73448328880SPaolo Bonzini  ;;
735e2d8830eSBrad  --smbd=*) smbd="$optarg"
736e2d8830eSBrad  ;;
737e2a2ed06SJuan Quintela  --extra-cflags=*)
7387d13299dSbellard  ;;
73911cde1c8SBruno Dominguez  --extra-cxxflags=*)
74011cde1c8SBruno Dominguez  ;;
741e910c7d9SPhilippe Mathieu-Daudé  --extra-objcflags=*)
742e910c7d9SPhilippe Mathieu-Daudé  ;;
743e2a2ed06SJuan Quintela  --extra-ldflags=*)
7447d13299dSbellard  ;;
745d75402b5SAlex Bennée  --cross-cc-*)
746d75402b5SAlex Bennée  ;;
7475adb43beSPaolo Bonzini  --cross-prefix-*)
7485adb43beSPaolo Bonzini  ;;
749c54b59eeSPaolo Bonzini  --enable-debug-info) meson_option_add -Ddebug=true
75028609749SPaolo Bonzini  ;;
751c54b59eeSPaolo Bonzini  --disable-debug-info) meson_option_add -Ddebug=false
75228609749SPaolo Bonzini  ;;
75317969268SFam Zheng  --enable-modules)
75417969268SFam Zheng      modules="yes"
75517969268SFam Zheng  ;;
7563aa88b31SStefan Hajnoczi  --disable-modules)
7573aa88b31SStefan Hajnoczi      modules="no"
7583aa88b31SStefan Hajnoczi  ;;
7592ff6b91eSJuan Quintela  --cpu=*)
7607d13299dSbellard  ;;
761b1a550a0Spbrook  --target-list=*) target_list="$optarg"
762447e133fSAlex Bennée                   if test "$target_list_exclude"; then
763447e133fSAlex Bennée                       error_exit "Can't mix --target-list with --target-list-exclude"
764447e133fSAlex Bennée                   fi
765447e133fSAlex Bennée  ;;
766447e133fSAlex Bennée  --target-list-exclude=*) target_list_exclude="$optarg"
767447e133fSAlex Bennée                   if test "$target_list"; then
768447e133fSAlex Bennée                       error_exit "Can't mix --target-list-exclude with --target-list"
769447e133fSAlex Bennée                   fi
770de83cd02Sbellard  ;;
771c54b59eeSPaolo Bonzini  --with-default-devices) meson_option_add -Ddefault_devices=true
772f3494749SPaolo Bonzini  ;;
773c54b59eeSPaolo Bonzini  --without-default-devices) meson_option_add -Ddefault_devices=false
774f3494749SPaolo Bonzini  ;;
775d1d5e9eeSAlex Bennée  --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option"
776d1d5e9eeSAlex Bennée  ;;
777d1d5e9eeSAlex Bennée  --with-devices-*) device_arch=${opt#--with-devices-};
778d1d5e9eeSAlex Bennée                    device_arch=${device_arch%%=*}
779d1d5e9eeSAlex Bennée                    cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak
780d1d5e9eeSAlex Bennée                    if test -f "$cf"; then
781d1d5e9eeSAlex Bennée                        device_archs="$device_archs $device_arch"
782d1d5e9eeSAlex Bennée                        eval "devices_${device_arch}=\$optarg"
783d1d5e9eeSAlex Bennée                    else
784d1d5e9eeSAlex Bennée                        error_exit "File $cf does not exist"
785d1d5e9eeSAlex Bennée                    fi
786d1d5e9eeSAlex Bennée  ;;
787c87ea116SAlex Bennée  --without-default-features) # processed above
788c87ea116SAlex Bennée  ;;
78979427693SLoïc Minier  --static)
79079427693SLoïc Minier    static="yes"
79117884d7bSSergei Trofimovich    QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
79243ce4dfeSbellard  ;;
7930b24e75fSPaolo Bonzini  --bindir=*) bindir="$optarg"
7940b24e75fSPaolo Bonzini  ;;
79577433a5fSMarc-André Lureau  --with-suffix=*) qemu_suffix="$optarg"
796023d3d67SEduardo Habkost  ;;
797181ce1d0SOlaf Hering  --host=*|--build=*|\
798181ce1d0SOlaf Hering  --disable-dependency-tracking|\
799785c23aeSLuiz Capitulino  --sbindir=*|--sharedstatedir=*|\
800fe0038beSPaolo Bonzini  --oldincludedir=*|--datarootdir=*|--infodir=*|\
801023ddd74SMax Filippov  --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
802023ddd74SMax Filippov    # These switches are silently ignored, for compatibility with
803023ddd74SMax Filippov    # autoconf-generated configure scripts. This allows QEMU's
804023ddd74SMax Filippov    # configure to be used by RPM and similar macros that set
805023ddd74SMax Filippov    # lots of directory switches by default.
806023ddd74SMax Filippov  ;;
807f8393946Saurel32  --enable-debug-tcg) debug_tcg="yes"
808f8393946Saurel32  ;;
809f8393946Saurel32  --disable-debug-tcg) debug_tcg="no"
810f8393946Saurel32  ;;
811f3d08ee6SPaul Brook  --enable-debug)
812f3d08ee6SPaul Brook      # Enable debugging options that aren't excessively noisy
813f3d08ee6SPaul Brook      debug_tcg="yes"
81458a2e3f5SStefan Hajnoczi      meson_option_parse --enable-debug-graph-lock ""
815c55cf6abSPaolo Bonzini      meson_option_parse --enable-debug-mutex ""
816c54b59eeSPaolo Bonzini      meson_option_add -Doptimization=0
817b553a042SJohn Snow      fortify_source="no"
818f3d08ee6SPaul Brook  ;;
819247724cbSMarc-André Lureau  --enable-sanitizers) sanitizers="yes"
820247724cbSMarc-André Lureau  ;;
821247724cbSMarc-André Lureau  --disable-sanitizers) sanitizers="no"
822247724cbSMarc-André Lureau  ;;
8230aebab04SLingfeng Yang  --enable-tsan) tsan="yes"
8240aebab04SLingfeng Yang  ;;
8250aebab04SLingfeng Yang  --disable-tsan) tsan="no"
8260aebab04SLingfeng Yang  ;;
8271badb709SPaolo Bonzini  --disable-tcg) tcg="disabled"
828d1a14257SAlex Bennée                 plugins="no"
829b3f6ea7eSPaolo Bonzini  ;;
8301badb709SPaolo Bonzini  --enable-tcg) tcg="enabled"
831b3f6ea7eSPaolo Bonzini  ;;
832cad25d69Spbrook  --disable-system) softmmu="no"
8330a8e90f4Spbrook  ;;
834cad25d69Spbrook  --enable-system) softmmu="yes"
8350a8e90f4Spbrook  ;;
8360953a80fSZachary Amsden  --disable-user)
8370953a80fSZachary Amsden      linux_user="no" ;
8380953a80fSZachary Amsden      bsd_user="no" ;
8390953a80fSZachary Amsden  ;;
8400953a80fSZachary Amsden  --enable-user) ;;
841831b7825Sths  --disable-linux-user) linux_user="no"
8420a8e90f4Spbrook  ;;
843831b7825Sths  --enable-linux-user) linux_user="yes"
844831b7825Sths  ;;
84584778508Sblueswir1  --disable-bsd-user) bsd_user="no"
84684778508Sblueswir1  ;;
84784778508Sblueswir1  --enable-bsd-user) bsd_user="yes"
84884778508Sblueswir1  ;;
84940d6444eSAvi Kivity  --enable-pie) pie="yes"
85034005a00SKirill A. Shutemov  ;;
85140d6444eSAvi Kivity  --disable-pie) pie="no"
85234005a00SKirill A. Shutemov  ;;
85385aa5189Sbellard  --enable-werror) werror="yes"
85485aa5189Sbellard  ;;
85585aa5189Sbellard  --disable-werror) werror="no"
85685aa5189Sbellard  ;;
85763678e17SSteven Noonan  --enable-stack-protector) stack_protector="yes"
85863678e17SSteven Noonan  ;;
85963678e17SSteven Noonan  --disable-stack-protector) stack_protector="no"
86063678e17SSteven Noonan  ;;
8611e4f6065SDaniele Buono  --enable-safe-stack) safe_stack="yes"
8621e4f6065SDaniele Buono  ;;
8631e4f6065SDaniele Buono  --disable-safe-stack) safe_stack="no"
8641e4f6065SDaniele Buono  ;;
8659e62ba48SDaniele Buono  --enable-cfi)
8669e62ba48SDaniele Buono      cfi="true";
867c54b59eeSPaolo Bonzini      meson_option_add -Db_lto=true
8689e62ba48SDaniele Buono  ;;
8699e62ba48SDaniele Buono  --disable-cfi) cfi="false"
8709e62ba48SDaniele Buono  ;;
871fbb4121dSPaolo Bonzini  --disable-fdt) fdt="disabled"
8722df87df7SJuan Quintela  ;;
873fbb4121dSPaolo Bonzini  --enable-fdt) fdt="enabled"
874fbb4121dSPaolo Bonzini  ;;
875fbb4121dSPaolo Bonzini  --enable-fdt=git) fdt="internal"
876fbb4121dSPaolo Bonzini  ;;
87703a3c0b3SPaolo Bonzini  --enable-fdt=*) fdt="$optarg"
8782df87df7SJuan Quintela  ;;
879519175a2SAlex Barcelo  --with-coroutine=*) coroutine="$optarg"
880519175a2SAlex Barcelo  ;;
881cc84d63aSDaniel P. Berrange  --with-git=*) git="$optarg"
882cc84d63aSDaniel P. Berrange  ;;
8837d7dbf9dSDan Streetman  --with-git-submodules=*)
8847d7dbf9dSDan Streetman      git_submodules_action="$optarg"
885f62bbee5SDaniel P. Berrange  ;;
8869b8e4298SAlex Bennée  --enable-plugins) if test "$mingw32" = "yes"; then
8879b8e4298SAlex Bennée                        error_exit "TCG plugins not currently supported on Windows platforms"
8889b8e4298SAlex Bennée                    else
8899b8e4298SAlex Bennée                        plugins="yes"
8909b8e4298SAlex Bennée                    fi
89140e8c6f4SAlex Bennée  ;;
89240e8c6f4SAlex Bennée  --disable-plugins) plugins="no"
89340e8c6f4SAlex Bennée  ;;
894afc3a8f9SAlex Bennée  --enable-containers) use_containers="yes"
895afc3a8f9SAlex Bennée  ;;
896afc3a8f9SAlex Bennée  --disable-containers) use_containers="no"
897afc3a8f9SAlex Bennée  ;;
898f48e590aSAlex Bennée  --gdb=*) gdb_bin="$optarg"
899f48e590aSAlex Bennée  ;;
90055116968SJagannathan Raman  --enable-vfio-user-server) vfio_user_server="enabled"
90155116968SJagannathan Raman  ;;
90255116968SJagannathan Raman  --disable-vfio-user-server) vfio_user_server="disabled"
90355116968SJagannathan Raman  ;;
9043b4da132SPaolo Bonzini  # everything else has the same name in configure and meson
9054fda6011SPaolo Bonzini  --*) meson_option_parse "$opt" "$optarg"
9067f1559c6Sbalrog  ;;
9077d13299dSbellard  esac
9087d13299dSbellarddone
9097d13299dSbellard
910d1a14257SAlex Bennée# test for any invalid configuration combinations
911d1a14257SAlex Bennéeif test "$plugins" = "yes" -a "$tcg" = "disabled"; then
912d1a14257SAlex Bennée    error_exit "Can't enable plugins on non-TCG builds"
913d1a14257SAlex Bennéefi
914d1a14257SAlex Bennée
9157d7dbf9dSDan Streetmancase $git_submodules_action in
9167d7dbf9dSDan Streetman    update|validate)
9177d7dbf9dSDan Streetman        if test ! -e "$source_path/.git"; then
9187d7dbf9dSDan Streetman            echo "ERROR: cannot $git_submodules_action git submodules without .git"
9197d7dbf9dSDan Streetman            exit 1
9207d7dbf9dSDan Streetman        fi
9217d7dbf9dSDan Streetman    ;;
9227d7dbf9dSDan Streetman    ignore)
923b80fd281SPaolo Bonzini        if ! test -f "$source_path/ui/keycodemapdb/README"
924b80fd281SPaolo Bonzini        then
925b80fd281SPaolo Bonzini            echo
926b80fd281SPaolo Bonzini            echo "ERROR: missing GIT submodules"
927b80fd281SPaolo Bonzini            echo
928b80fd281SPaolo Bonzini            if test -e "$source_path/.git"; then
929b80fd281SPaolo Bonzini                echo "--with-git-submodules=ignore specified but submodules were not"
930b80fd281SPaolo Bonzini                echo "checked out.  Please initialize and update submodules."
931b80fd281SPaolo Bonzini            else
932b80fd281SPaolo Bonzini                echo "This is not a GIT checkout but module content appears to"
933b80fd281SPaolo Bonzini                echo "be missing. Do not use 'git archive' or GitHub download links"
934b80fd281SPaolo Bonzini                echo "to acquire QEMU source archives. Non-GIT builds are only"
935b80fd281SPaolo Bonzini                echo "supported with source archives linked from:"
936b80fd281SPaolo Bonzini                echo
937b80fd281SPaolo Bonzini                echo "  https://www.qemu.org/download/#source"
938b80fd281SPaolo Bonzini                echo
939b80fd281SPaolo Bonzini                echo "Developers working with GIT can use scripts/archive-source.sh"
940b80fd281SPaolo Bonzini                echo "if they need to create valid source archives."
941b80fd281SPaolo Bonzini            fi
942b80fd281SPaolo Bonzini            echo
943b80fd281SPaolo Bonzini            exit 1
944b80fd281SPaolo Bonzini        fi
9457d7dbf9dSDan Streetman    ;;
9467d7dbf9dSDan Streetman    *)
9477d7dbf9dSDan Streetman        echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'"
9487d7dbf9dSDan Streetman        exit 1
9497d7dbf9dSDan Streetman    ;;
9507d7dbf9dSDan Streetmanesac
9517d7dbf9dSDan Streetman
95260e0df25SPeter Maydelldefault_target_list=""
9536e92f823SPeter Maydellmak_wilds=""
9546e92f823SPeter Maydell
955b915a2f1SPaolo Bonziniif [ "$linux_user" != no ]; then
95664708615SPeter Maydell    if [ "$targetos" = linux ] && [ -d "$source_path/linux-user/include/host/$cpu" ]; then
957b915a2f1SPaolo Bonzini        linux_user=yes
958b915a2f1SPaolo Bonzini    elif [ "$linux_user" = yes ]; then
959b915a2f1SPaolo Bonzini        error_exit "linux-user not supported on this architecture"
960b915a2f1SPaolo Bonzini    fi
961b915a2f1SPaolo Bonzinifi
962b915a2f1SPaolo Bonziniif [ "$bsd_user" != no ]; then
963b915a2f1SPaolo Bonzini    if [ "$bsd_user" = "" ]; then
964b915a2f1SPaolo Bonzini        test $targetos = freebsd && bsd_user=yes
965b915a2f1SPaolo Bonzini    fi
96664708615SPeter Maydell    if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then
967b915a2f1SPaolo Bonzini        error_exit "bsd-user not supported on this host OS"
968b915a2f1SPaolo Bonzini    fi
969b915a2f1SPaolo Bonzinifi
97060e0df25SPeter Maydellif [ "$softmmu" = "yes" ]; then
971812b31d3SAlex Bennée    mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak"
97260e0df25SPeter Maydellfi
97360e0df25SPeter Maydellif [ "$linux_user" = "yes" ]; then
974812b31d3SAlex Bennée    mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak"
97560e0df25SPeter Maydellfi
97660e0df25SPeter Maydellif [ "$bsd_user" = "yes" ]; then
977812b31d3SAlex Bennée    mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak"
97860e0df25SPeter Maydellfi
97960e0df25SPeter Maydell
980447e133fSAlex Bennéefor config in $mak_wilds; do
981447e133fSAlex Bennée    target="$(basename "$config" .mak)"
98298db9a06SAlex Bennée    if echo "$target_list_exclude" | grep -vq "$target"; then
983447e133fSAlex Bennée        default_target_list="${default_target_list} $target"
984447e133fSAlex Bennée    fi
985447e133fSAlex Bennéedone
9866e92f823SPeter Maydell
987af5db58eSpbrookif test x"$show_help" = x"yes" ; then
988af5db58eSpbrookcat << EOF
989af5db58eSpbrook
990af5db58eSpbrookUsage: configure [options]
991af5db58eSpbrookOptions: [defaults in brackets after descriptions]
992af5db58eSpbrook
99308fb77edSStefan WeilStandard options:
99408fb77edSStefan Weil  --help                   print this message
99508fb77edSStefan Weil  --prefix=PREFIX          install in PREFIX [$prefix]
99674154d7eSThomas Huth  --target-list=LIST       set target list (default: build all)
99708fb77edSStefan Weil$(echo Available targets: $default_target_list | \
99808fb77edSStefan Weil  fold -s -w 53 | sed -e 's/^/                           /')
999447e133fSAlex Bennée  --target-list-exclude=LIST exclude a set of targets from the default target-list
100008fb77edSStefan Weil
100108fb77edSStefan WeilAdvanced options (experts only):
10023812c0c4SJoelle van Dyne  --cross-prefix=PREFIX    use PREFIX for compile tools, PREFIX can be blank [$cross_prefix]
100308fb77edSStefan Weil  --cc=CC                  use C compiler CC [$cc]
100408fb77edSStefan Weil  --host-cc=CC             use C compiler CC [$host_cc] for code run at
100508fb77edSStefan Weil                           build time
100608fb77edSStefan Weil  --cxx=CXX                use C++ compiler CXX [$cxx]
100708fb77edSStefan Weil  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1008a2866660SPaolo Bonzini  --extra-cflags=CFLAGS    append extra C compiler flags CFLAGS
1009a2866660SPaolo Bonzini  --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS
1010e910c7d9SPhilippe Mathieu-Daudé  --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS
101108fb77edSStefan Weil  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1012d75402b5SAlex Bennée  --cross-cc-ARCH=CC       use compiler when building ARCH guest test cases
1013479ca4ccSMatheus Ferst  --cross-cc-cflags-ARCH=  use compiler flags when building ARCH guest tests
10145adb43beSPaolo Bonzini  --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases
101508fb77edSStefan Weil  --make=MAKE              use specified make [$make]
101608fb77edSStefan Weil  --python=PYTHON          use specified python [$python]
101748328880SPaolo Bonzini  --ninja=NINJA            use specified ninja [$ninja]
101808fb77edSStefan Weil  --smbd=SMBD              use specified smbd [$smbd]
1019db1b5f13SThomas Huth  --with-git=GIT           use specified git [$git]
10207d7dbf9dSDan Streetman  --with-git-submodules=update   update git submodules (default if .git dir exists)
10217d7dbf9dSDan Streetman  --with-git-submodules=validate fail if git submodules are not up to date
10227d7dbf9dSDan Streetman  --with-git-submodules=ignore   do not update or check git submodules (default if no .git dir)
102308fb77edSStefan Weil  --static                 enable static build [$static]
102408fb77edSStefan Weil  --bindir=PATH            install binaries in PATH
1025ca8c0909SMarc-André Lureau  --with-suffix=SUFFIX     suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
1026c035c8d6SPaolo Bonzini  --without-default-features default all --enable-* options to "disabled"
1027c035c8d6SPaolo Bonzini  --without-default-devices  do not include any device that is not needed to
1028c035c8d6SPaolo Bonzini                           start the emulator (only use if you are including
1029d1d5e9eeSAlex Bennée                           desired devices in configs/devices/)
1030d1d5e9eeSAlex Bennée  --with-devices-ARCH=NAME override default configs/devices
103108fb77edSStefan Weil  --enable-debug           enable common debug build options
1032247724cbSMarc-André Lureau  --enable-sanitizers      enable default sanitizers
10330aebab04SLingfeng Yang  --enable-tsan            enable thread sanitizer
103408fb77edSStefan Weil  --disable-werror         disable compilation abort on warning
103563678e17SSteven Noonan  --disable-stack-protector disable compiler-provided stack protection
1036c23f23b9SMichael Tokarev  --cpu=CPU                Build for host CPU [$cpu]
103708fb77edSStefan Weil  --with-coroutine=BACKEND coroutine backend. Supported options:
103833c53c54SDaniel P. Berrange                           ucontext, sigaltstack, windows
103940e8c6f4SAlex Bennée  --enable-plugins
104040e8c6f4SAlex Bennée                           enable plugins via shared library loading
1041afc3a8f9SAlex Bennée  --disable-containers     don't use containers for cross-building
1042f48e590aSAlex Bennée  --gdb=GDB-path           gdb to use for gdbstub tests [$gdb_bin]
104361d63097SPaolo BonziniEOF
104461d63097SPaolo Bonzini  meson_options_help
104561d63097SPaolo Bonzinicat << EOF
1046c23f23b9SMichael Tokarev  system          all system emulation targets
1047c23f23b9SMichael Tokarev  user            supported user emulation targets
1048c23f23b9SMichael Tokarev  linux-user      all linux usermode emulation targets
1049c23f23b9SMichael Tokarev  bsd-user        all BSD usermode emulation targets
1050c23f23b9SMichael Tokarev  pie             Position Independent Executables
105121e709aaSMarc-André Lureau  modules         modules support (non-Windows)
1052c23f23b9SMichael Tokarev  debug-tcg       TCG debugging (default is disabled)
1053c23f23b9SMichael Tokarev  debug-info      debugging information
10541e4f6065SDaniele Buono  safe-stack      SafeStack Stack Smash Protection. Depends on
105574a1b256SThomas Huth                  clang/llvm and requires coroutine backend ucontext.
105608fb77edSStefan Weil
105708fb77edSStefan WeilNOTE: The object files are built at the place where configure is launched
1058af5db58eSpbrookEOF
10592d2ad6d0SFam Zhengexit 0
1060af5db58eSpbrookfi
1061af5db58eSpbrook
10629c790242SThomas Huth# Remove old dependency files to make sure that they get properly regenerated
1063002d8c13SPeter Maydellrm -f ./*/config-devices.mak.d
10649c790242SThomas Huth
1065faf44142SDaniel P. Berrangéif test -z "$python"
1066faf44142SDaniel P. Berrangéthen
1067fee6d412SJohn Snow    # If first_python is set, there was a binary somewhere even though
1068fee6d412SJohn Snow    # it was not suitable.  Use it for the error message.
1069fee6d412SJohn Snow    if test -n "$first_python"; then
1070fee6d412SJohn Snow        error_exit "Cannot use '$first_python', Python >= 3.6 is required." \
1071fee6d412SJohn Snow            "Use --python=/path/to/python to specify a supported Python."
1072fee6d412SJohn Snow    else
1073c53eeaf7SStefan Hajnoczi        error_exit "Python not found. Use --python=/path/to/python"
1074c53eeaf7SStefan Hajnoczi    fi
1075fee6d412SJohn Snowfi
1076fee6d412SJohn Snow
10778e2c76bdSRoman Bolshakovif ! has "$make"
10788e2c76bdSRoman Bolshakovthen
10798e2c76bdSRoman Bolshakov    error_exit "GNU make ($make) not found"
10808e2c76bdSRoman Bolshakovfi
1081c53eeaf7SStefan Hajnoczi
1082fee6d412SJohn Snowif ! check_py_version "$python"; then
10831b11f28dSThomas Huth  error_exit "Cannot use '$python', Python >= 3.6 is required." \
1084c53eeaf7SStefan Hajnoczi      "Use --python=/path/to/python to specify a supported Python."
1085c53eeaf7SStefan Hajnoczifi
1086c53eeaf7SStefan Hajnoczi
108781e2b198SJohn Snow# Resolve PATH
108881e2b198SJohn Snowpython="$(command -v "$python")"
108981e2b198SJohn Snow
109081e2b198SJohn Snow# Create a Python virtual environment using our configured python.
109181e2b198SJohn Snow# The stdout of this script will be the location of a symlink that
109281e2b198SJohn Snow# points to the configured Python.
109381e2b198SJohn Snow# Entry point scripts for pip, meson, and sphinx are generated if those
109481e2b198SJohn Snow# packages are present.
109581e2b198SJohn Snow
109681e2b198SJohn Snow# Defaults assumed for now:
109781e2b198SJohn Snow# - venv is cleared if it exists already;
109881e2b198SJohn Snow# - venv is allowed to use system packages;
109981e2b198SJohn Snow# - all setup is performed **offline**;
110081e2b198SJohn Snow# - pip is not installed into the venv when possible,
110181e2b198SJohn Snow#   but ensurepip is called as a fallback when necessary.
110281e2b198SJohn Snow
110381e2b198SJohn Snowecho "python determined to be '$python'"
110481e2b198SJohn Snowecho "python version: $($python --version)"
110581e2b198SJohn Snow
110681e2b198SJohn Snowpython="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)"
110781e2b198SJohn Snowif test "$?" -ne 0 ; then
110881e2b198SJohn Snow    error_exit "python venv creation failed"
110981e2b198SJohn Snowfi
111081e2b198SJohn Snow
111181e2b198SJohn Snow# Suppress writing compiled files
111281e2b198SJohn Snowpython="$python -B"
1113462a6567SPaolo Bonzini
1114c53eeaf7SStefan Hajnoczi
1115*66e2c6cbSJohn Snowif ! $python "${source_path}/python/scripts/mkvenv.py" ensure \
1116*66e2c6cbSJohn Snow     --dir "${source_path}/python/wheels" \
1117*66e2c6cbSJohn Snow     --diagnose "meson" \
1118*66e2c6cbSJohn Snow     "meson>=0.61.5" ;
1119*66e2c6cbSJohn Snowthen
1120*66e2c6cbSJohn Snow    exit 1
11210a01d76fSMarc-André Lureaufi
1122a5665051SPaolo Bonzini
1123*66e2c6cbSJohn Snow# At this point, we expect Meson to be installed and available.
1124*66e2c6cbSJohn Snow# We expect mkvenv or pip to have created pyvenv/bin/meson for us.
1125*66e2c6cbSJohn Snow# We ignore PATH completely here: we want to use the venv's Meson
1126*66e2c6cbSJohn Snow# *exclusively*.
11270a01d76fSMarc-André Lureau
1128*66e2c6cbSJohn Snowmeson="$(cd pyvenv/bin; pwd)/meson"
11290a01d76fSMarc-André Lureau
113009e93326SPaolo Bonzini# Probe for ninja
113148328880SPaolo Bonzini
113248328880SPaolo Bonziniif test -z "$ninja"; then
113348328880SPaolo Bonzini    for c in ninja ninja-build samu; do
113448328880SPaolo Bonzini        if has $c; then
113548328880SPaolo Bonzini            ninja=$(command -v "$c")
113648328880SPaolo Bonzini            break
113748328880SPaolo Bonzini        fi
113848328880SPaolo Bonzini    done
113909e93326SPaolo Bonzini    if test -z "$ninja"; then
114009e93326SPaolo Bonzini      error_exit "Cannot find Ninja"
114109e93326SPaolo Bonzini    fi
114248328880SPaolo Bonzinifi
1143a5665051SPaolo Bonzini
11449aae6e54SDaniel Henrique Barboza# Check that the C compiler works. Doing this here before testing
11459aae6e54SDaniel Henrique Barboza# the host CPU ensures that we had a valid CC to autodetect the
11469aae6e54SDaniel Henrique Barboza# $cpu var (and we should bail right here if that's not the case).
11479aae6e54SDaniel Henrique Barboza# It also allows the help message to be printed without a CC.
11489aae6e54SDaniel Henrique Barbozawrite_c_skeleton;
11499aae6e54SDaniel Henrique Barbozaif compile_object ; then
11509aae6e54SDaniel Henrique Barboza  : C compiler works ok
11519aae6e54SDaniel Henrique Barbozaelse
11529aae6e54SDaniel Henrique Barboza    error_exit "\"$cc\" either does not exist or does not work"
11539aae6e54SDaniel Henrique Barbozafi
11549aae6e54SDaniel Henrique Barbozaif ! compile_prog ; then
11559aae6e54SDaniel Henrique Barboza    error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
11569aae6e54SDaniel Henrique Barbozafi
11579aae6e54SDaniel Henrique Barboza
11589c83ffd8SPeter Maydell# Consult white-list to determine whether to enable werror
11599c83ffd8SPeter Maydell# by default.  Only enable by default for git builds
11609c83ffd8SPeter Maydellif test -z "$werror" ; then
11617d7dbf9dSDan Streetman    if test "$git_submodules_action" != "ignore" && \
1162e633a5c6SEric Blake        { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
11639c83ffd8SPeter Maydell        werror="yes"
11649c83ffd8SPeter Maydell    else
11659c83ffd8SPeter Maydell        werror="no"
11669c83ffd8SPeter Maydell    fi
11679c83ffd8SPeter Maydellfi
11689c83ffd8SPeter Maydell
1169975ff037SPaolo Bonziniif test "$targetos" = "bogus"; then
1170fb59dabdSPeter Maydell    # Now that we know that we're not printing the help and that
1171fb59dabdSPeter Maydell    # the compiler works (so the results of the check_defines we used
1172fb59dabdSPeter Maydell    # to identify the OS are reliable), if we didn't recognize the
1173fb59dabdSPeter Maydell    # host OS we should stop now.
1174951fedfcSPeter Maydell    error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1175fb59dabdSPeter Maydellfi
1176fb59dabdSPeter Maydell
1177efc6c070SThomas Huth# Check whether the compiler matches our minimum requirements:
1178efc6c070SThomas Huthcat > $TMPC << EOF
1179efc6c070SThomas Huth#if defined(__clang_major__) && defined(__clang_minor__)
1180efc6c070SThomas Huth# ifdef __apple_build_version__
118174a1b256SThomas Huth#  if __clang_major__ < 12 || (__clang_major__ == 12 && __clang_minor__ < 0)
118274a1b256SThomas Huth#   error You need at least XCode Clang v12.0 to compile QEMU
1183efc6c070SThomas Huth#  endif
1184efc6c070SThomas Huth# else
118574a1b256SThomas Huth#  if __clang_major__ < 10 || (__clang_major__ == 10 && __clang_minor__ < 0)
118674a1b256SThomas Huth#   error You need at least Clang v10.0 to compile QEMU
1187efc6c070SThomas Huth#  endif
1188efc6c070SThomas Huth# endif
1189efc6c070SThomas Huth#elif defined(__GNUC__) && defined(__GNUC_MINOR__)
11903830df5fSnia# if __GNUC__ < 7 || (__GNUC__ == 7 && __GNUC_MINOR__ < 4)
11913830df5fSnia#  error You need at least GCC v7.4.0 to compile QEMU
1192efc6c070SThomas Huth# endif
1193efc6c070SThomas Huth#else
1194efc6c070SThomas Huth# error You either need GCC or Clang to compiler QEMU
1195efc6c070SThomas Huth#endif
1196efc6c070SThomas Huthint main (void) { return 0; }
1197efc6c070SThomas HuthEOF
1198efc6c070SThomas Huthif ! compile_prog "" "" ; then
119974a1b256SThomas Huth    error_exit "You need at least GCC v7.4 or Clang v10.0 (or XCode Clang v12.0)"
1200efc6c070SThomas Huthfi
1201efc6c070SThomas Huth
120200849b92SRichard Henderson# Accumulate -Wfoo and -Wno-bar separately.
120300849b92SRichard Henderson# We will list all of the enable flags first, and the disable flags second.
120400849b92SRichard Henderson# Note that we do not add -Werror, because that would enable it for all
120500849b92SRichard Henderson# configure tests. If a configure test failed due to -Werror this would
120600849b92SRichard Henderson# just silently disable some features, so it's too error prone.
120700849b92SRichard Henderson
120800849b92SRichard Hendersonwarn_flags=
1209ca9b5c2eSPaolo Bonziniadd_to warn_flags -Wundef
1210ca9b5c2eSPaolo Bonziniadd_to warn_flags -Wwrite-strings
1211ca9b5c2eSPaolo Bonziniadd_to warn_flags -Wmissing-prototypes
1212ca9b5c2eSPaolo Bonziniadd_to warn_flags -Wstrict-prototypes
1213ca9b5c2eSPaolo Bonziniadd_to warn_flags -Wredundant-decls
121400849b92SRichard Hendersonadd_to warn_flags -Wold-style-declaration
121500849b92SRichard Hendersonadd_to warn_flags -Wold-style-definition
121600849b92SRichard Hendersonadd_to warn_flags -Wtype-limits
121700849b92SRichard Hendersonadd_to warn_flags -Wformat-security
121800849b92SRichard Hendersonadd_to warn_flags -Wformat-y2k
121900849b92SRichard Hendersonadd_to warn_flags -Winit-self
122000849b92SRichard Hendersonadd_to warn_flags -Wignored-qualifiers
122100849b92SRichard Hendersonadd_to warn_flags -Wempty-body
122200849b92SRichard Hendersonadd_to warn_flags -Wnested-externs
122300849b92SRichard Hendersonadd_to warn_flags -Wendif-labels
122400849b92SRichard Hendersonadd_to warn_flags -Wexpansion-to-defined
12250a2ebce9SThomas Huthadd_to warn_flags -Wimplicit-fallthrough=2
122688a0ef00SDaniel P. Berrangéadd_to warn_flags -Wmissing-format-attribute
12272946e1afSThomas Huth
12282946e1afSThomas Huthif test "$targetos" != "darwin"; then
12293d2d4cc5SKevin Wolf    add_to warn_flags -Wthread-safety
12302946e1afSThomas Huthfi
123100849b92SRichard Henderson
123200849b92SRichard Hendersonnowarn_flags=
123300849b92SRichard Hendersonadd_to nowarn_flags -Wno-initializer-overrides
123400849b92SRichard Hendersonadd_to nowarn_flags -Wno-missing-include-dirs
123500849b92SRichard Hendersonadd_to nowarn_flags -Wno-shift-negative-value
123600849b92SRichard Hendersonadd_to nowarn_flags -Wno-string-plus-int
123700849b92SRichard Hendersonadd_to nowarn_flags -Wno-typedef-redefinition
1238aabab967SRichard Hendersonadd_to nowarn_flags -Wno-tautological-type-limit-compare
1239bac8d222SRichard Hendersonadd_to nowarn_flags -Wno-psabi
124028d01b1dSChenyi Qiangadd_to nowarn_flags -Wno-gnu-variable-sized-type-not-at-end
124100849b92SRichard Henderson
124200849b92SRichard Hendersongcc_flags="$warn_flags $nowarn_flags"
124393b25869SJohn Snow
124493b25869SJohn Snowcc_has_warning_flag() {
124593b25869SJohn Snow    write_c_skeleton;
124693b25869SJohn Snow
1247a1d29d6cSPeter Maydell    # Use the positive sense of the flag when testing for -Wno-wombat
1248a1d29d6cSPeter Maydell    # support (gcc will happily accept the -Wno- form of unknown
1249a1d29d6cSPeter Maydell    # warning options).
125093b25869SJohn Snow    optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
125193b25869SJohn Snow    compile_prog "-Werror $optflag" ""
125293b25869SJohn Snow}
125393b25869SJohn Snow
12544cb37d11SPhilippe Mathieu-Daudéobjcc_has_warning_flag() {
12554cb37d11SPhilippe Mathieu-Daudé    cat > $TMPM <<EOF
12564cb37d11SPhilippe Mathieu-Daudéint main(void) { return 0; }
12574cb37d11SPhilippe Mathieu-DaudéEOF
12584cb37d11SPhilippe Mathieu-Daudé
12594cb37d11SPhilippe Mathieu-Daudé    # Use the positive sense of the flag when testing for -Wno-wombat
12604cb37d11SPhilippe Mathieu-Daudé    # support (gcc will happily accept the -Wno- form of unknown
12614cb37d11SPhilippe Mathieu-Daudé    # warning options).
12624cb37d11SPhilippe Mathieu-Daudé    optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
12634cb37d11SPhilippe Mathieu-Daudé    do_objc -Werror $optflag \
12644cb37d11SPhilippe Mathieu-Daudé      $OBJCFLAGS $EXTRA_OBJCFLAGS $CONFIGURE_OBJCFLAGS $QEMU_OBJCFLAGS \
12654cb37d11SPhilippe Mathieu-Daudé      -o $TMPE $TMPM $QEMU_LDFLAGS
12664cb37d11SPhilippe Mathieu-Daudé}
12674cb37d11SPhilippe Mathieu-Daudé
126893b25869SJohn Snowfor flag in $gcc_flags; do
126993b25869SJohn Snow    if cc_has_warning_flag $flag ; then
12708d05095cSPaolo Bonzini        QEMU_CFLAGS="$QEMU_CFLAGS $flag"
12718d05095cSPaolo Bonzini    fi
12724cb37d11SPhilippe Mathieu-Daudé    if objcc_has_warning_flag $flag ; then
12734cb37d11SPhilippe Mathieu-Daudé        QEMU_OBJCFLAGS="$QEMU_OBJCFLAGS $flag"
12744cb37d11SPhilippe Mathieu-Daudé    fi
12758d05095cSPaolo Bonzinidone
12768d05095cSPaolo Bonzini
127763678e17SSteven Noonanif test "$stack_protector" != "no"; then
1278fccd35a0SRodrigo Rebello  cat > $TMPC << EOF
1279fccd35a0SRodrigo Rebelloint main(int argc, char *argv[])
1280fccd35a0SRodrigo Rebello{
12818a0afbb2SStefan Weil    char arr[64], *p = arr, *c = argv[argc - 1];
1282fccd35a0SRodrigo Rebello    while (*c) {
1283fccd35a0SRodrigo Rebello        *p++ = *c++;
1284fccd35a0SRodrigo Rebello    }
1285fccd35a0SRodrigo Rebello    return 0;
1286fccd35a0SRodrigo Rebello}
1287fccd35a0SRodrigo RebelloEOF
128863678e17SSteven Noonan  gcc_flags="-fstack-protector-strong -fstack-protector-all"
12893b463a3fSMiroslav Rezanina  sp_on=0
129063678e17SSteven Noonan  for flag in $gcc_flags; do
1291590e5dd9SPeter Maydell    # We need to check both a compile and a link, since some compiler
1292590e5dd9SPeter Maydell    # setups fail only on a .c->.o compile and some only at link time
1293086d5f75SPaolo Bonzini    if compile_object "-Werror $flag" &&
1294590e5dd9SPeter Maydell       compile_prog "-Werror $flag" ""; then
129563678e17SSteven Noonan      QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1296db5adeaaSPaolo Bonzini      QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
12973b463a3fSMiroslav Rezanina      sp_on=1
129863678e17SSteven Noonan      break
129963678e17SSteven Noonan    fi
130063678e17SSteven Noonan  done
13013b463a3fSMiroslav Rezanina  if test "$stack_protector" = yes; then
13023b463a3fSMiroslav Rezanina    if test $sp_on = 0; then
13033b463a3fSMiroslav Rezanina      error_exit "Stack protector not supported"
13043b463a3fSMiroslav Rezanina    fi
13053b463a3fSMiroslav Rezanina  fi
130637746c5eSMarc-André Lureaufi
130737746c5eSMarc-André Lureau
130821e709aaSMarc-André Lureau# Our module code doesn't support Windows
130921e709aaSMarc-André Lureauif test "$modules" = "yes" && test "$mingw32" = "yes" ; then
131021e709aaSMarc-André Lureau  error_exit "Modules are not available for Windows"
131121e709aaSMarc-André Lureaufi
131221e709aaSMarc-André Lureau
13135f2453acSAlex Bennée# Static linking is not possible with plugins, modules or PIE
131440d6444eSAvi Kivityif test "$static" = "yes" ; then
1315aa0d1f44SPaolo Bonzini  if test "$modules" = "yes" ; then
1316aa0d1f44SPaolo Bonzini    error_exit "static and modules are mutually incompatible"
1317aa0d1f44SPaolo Bonzini  fi
13185f2453acSAlex Bennée  if test "$plugins" = "yes"; then
13195f2453acSAlex Bennée    error_exit "static and plugins are mutually incompatible"
1320ba4dd2aaSAlex Bennée  else
1321ba4dd2aaSAlex Bennée    plugins="no"
13225f2453acSAlex Bennée  fi
132340d6444eSAvi Kivityfi
132437650689SPaolo Bonzinitest "$plugins" = "" && plugins=yes
132540d6444eSAvi Kivity
132640d6444eSAvi Kivitycat > $TMPC << EOF
132721d4a791SAvi Kivity
132821d4a791SAvi Kivity#ifdef __linux__
132921d4a791SAvi Kivity#  define THREAD __thread
133021d4a791SAvi Kivity#else
133121d4a791SAvi Kivity#  define THREAD
133221d4a791SAvi Kivity#endif
133321d4a791SAvi Kivitystatic THREAD int tls_var;
133421d4a791SAvi Kivityint main(void) { return tls_var; }
133540d6444eSAvi KivityEOF
1336b2634124SRichard Henderson
1337977cccb8SAlex Bennée# Meson currently only handles pie as a boolean for now so if we have
1338977cccb8SAlex Bennée# explicitly disabled PIE we need to extend our cflags because it wont.
133912781462SRichard Hendersonif test "$static" = "yes"; then
1340eca7a8e6SRichard Henderson  if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
13415770e8afSPaolo Bonzini    CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
134212781462SRichard Henderson    pie="yes"
134312781462SRichard Henderson  elif test "$pie" = "yes"; then
134412781462SRichard Henderson    error_exit "-static-pie not available due to missing toolchain support"
134512781462SRichard Henderson  else
134612781462SRichard Henderson    pie="no"
1347a365689fSWarner Losh    QEMU_CFLAGS="-fno-pie $QEMU_CFLAGS"
134812781462SRichard Henderson  fi
134912781462SRichard Hendersonelif test "$pie" = "no"; then
1350b9eae9efSPaolo Bonzini  if compile_prog "-Werror -fno-pie" "-no-pie"; then
1351b9eae9efSPaolo Bonzini    CONFIGURE_CFLAGS="-fno-pie $CONFIGURE_CFLAGS"
1352b9eae9efSPaolo Bonzini    CONFIGURE_LDFLAGS="-no-pie $CONFIGURE_LDFLAGS"
1353abafb64bSAlex Bennée    QEMU_CFLAGS="-fno-pie -no-pie $QEMU_CFLAGS"
1354b9eae9efSPaolo Bonzini  fi
1355eca7a8e6SRichard Hendersonelif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
13565770e8afSPaolo Bonzini  CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
13575770e8afSPaolo Bonzini  CONFIGURE_LDFLAGS="-pie $CONFIGURE_LDFLAGS"
135840d6444eSAvi Kivity  pie="yes"
13592c674109SRichard Hendersonelif test "$pie" = "yes"; then
136076ad07a4SPeter Maydell  error_exit "PIE not available due to missing toolchain support"
136140d6444eSAvi Kivityelse
136240d6444eSAvi Kivity  echo "Disabling PIE due to missing toolchain support"
136340d6444eSAvi Kivity  pie="no"
136440d6444eSAvi Kivityfi
136540d6444eSAvi Kivity
136609dada40SPaolo Bonzini##########################################
136709dada40SPaolo Bonzini# __sync_fetch_and_and requires at least -march=i486. Many toolchains
136809dada40SPaolo Bonzini# use i686 as default anyway, but for those that don't, an explicit
136909dada40SPaolo Bonzini# specification is necessary
137009dada40SPaolo Bonzini
137109dada40SPaolo Bonziniif test "$cpu" = "i386"; then
137209dada40SPaolo Bonzini  cat > $TMPC << EOF
137309dada40SPaolo Bonzinistatic int sfaa(int *ptr)
137409dada40SPaolo Bonzini{
137509dada40SPaolo Bonzini  return __sync_fetch_and_and(ptr, 0);
137609dada40SPaolo Bonzini}
137709dada40SPaolo Bonzini
137809dada40SPaolo Bonziniint main(void)
137909dada40SPaolo Bonzini{
138009dada40SPaolo Bonzini  int val = 42;
13811405b629SStefan Weil  val = __sync_val_compare_and_swap(&val, 0, 1);
138209dada40SPaolo Bonzini  sfaa(&val);
138309dada40SPaolo Bonzini  return val;
138409dada40SPaolo Bonzini}
138509dada40SPaolo BonziniEOF
138609dada40SPaolo Bonzini  if ! compile_prog "" "" ; then
138709dada40SPaolo Bonzini    QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
138809dada40SPaolo Bonzini  fi
138909dada40SPaolo Bonzinifi
139009dada40SPaolo Bonzini
1391afb63ebdSStefan Weilif test -z "${target_list+xxx}" ; then
1392fdb75aefSPaolo Bonzini    default_targets=yes
1393d880a3baSPaolo Bonzini    for target in $default_target_list; do
1394d880a3baSPaolo Bonzini        target_list="$target_list $target"
1395d880a3baSPaolo Bonzini    done
1396d880a3baSPaolo Bonzini    target_list="${target_list# }"
1397121afa9eSAnthony Liguorielse
1398fdb75aefSPaolo Bonzini    default_targets=no
139989138857SStefan Weil    target_list=$(echo "$target_list" | sed -e 's/,/ /g')
1400d880a3baSPaolo Bonzini    for target in $target_list; do
140125b48338SPeter Maydell        # Check that we recognised the target name; this allows a more
140225b48338SPeter Maydell        # friendly error message than if we let it fall through.
140325b48338SPeter Maydell        case " $default_target_list " in
140425b48338SPeter Maydell            *" $target "*)
140525b48338SPeter Maydell                ;;
140625b48338SPeter Maydell            *)
140725b48338SPeter Maydell                error_exit "Unknown target name '$target'"
140825b48338SPeter Maydell                ;;
140925b48338SPeter Maydell        esac
141025b48338SPeter Maydell    done
1411d880a3baSPaolo Bonzinifi
141225b48338SPeter Maydell
1413f55fe278SPaolo Bonzini# see if system emulation was really requested
1414f55fe278SPaolo Bonzinicase " $target_list " in
1415f55fe278SPaolo Bonzini  *"-softmmu "*) softmmu=yes
1416f55fe278SPaolo Bonzini  ;;
1417f55fe278SPaolo Bonzini  *) softmmu=no
1418f55fe278SPaolo Bonzini  ;;
1419f55fe278SPaolo Bonziniesac
14205327cf48Sbellard
14217630156dSPhilippe Mathieu-Daudéif test "$tcg" = "auto"; then
14227630156dSPhilippe Mathieu-Daudé  if test -z "$target_list"; then
14237630156dSPhilippe Mathieu-Daudé    tcg="disabled"
14247630156dSPhilippe Mathieu-Daudé  else
14257630156dSPhilippe Mathieu-Daudé    tcg="enabled"
14267630156dSPhilippe Mathieu-Daudé  fi
14277630156dSPhilippe Mathieu-Daudéfi
14287630156dSPhilippe Mathieu-Daudé
14297630156dSPhilippe Mathieu-Daudéif test "$tcg" = "enabled"; then
14307630156dSPhilippe Mathieu-Daudé    git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
14317630156dSPhilippe Mathieu-Daudé    git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
14327630156dSPhilippe Mathieu-Daudéfi
14337630156dSPhilippe Mathieu-Daudé
143433ab5f24SMichal Privoznik##########################################
14357d13299dSbellard# big/little endian test
14367d13299dSbellardcat > $TMPC << EOF
143733ab5f24SMichal Privoznik#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
143833ab5f24SMichal Privoznik# error LITTLE
143933ab5f24SMichal Privoznik#endif
144033ab5f24SMichal Privoznikint main(void) { return 0; }
14417d13299dSbellardEOF
14427d13299dSbellard
144333ab5f24SMichal Privoznikif ! compile_prog ; then
144461cc919fSMike Frysinger  bigendian="no"
14457d13299dSbellardelse
144633ab5f24SMichal Privoznik  cat > $TMPC << EOF
144733ab5f24SMichal Privoznik#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
144833ab5f24SMichal Privoznik# error BIG
144933ab5f24SMichal Privoznik#endif
145033ab5f24SMichal Privoznikint main(void) { return 0; }
145133ab5f24SMichal PrivoznikEOF
145233ab5f24SMichal Privoznik
145333ab5f24SMichal Privoznik  if ! compile_prog ; then
145433ab5f24SMichal Privoznik    bigendian="yes"
145533ab5f24SMichal Privoznik  else
14567d13299dSbellard    echo big/little test failed
1457659eb157SThomas Huth    exit 1
14587d13299dSbellard  fi
14597d13299dSbellardfi
14607d13299dSbellard
1461015a33bdSGonglei##########################################
1462779ab5e3SStefan Weil# pkg-config probe
1463779ab5e3SStefan Weil
1464779ab5e3SStefan Weilif ! has "$pkg_config_exe"; then
146576ad07a4SPeter Maydell  error_exit "pkg-config binary '$pkg_config_exe' not found"
1466779ab5e3SStefan Weilfi
1467779ab5e3SStefan Weil
1468779ab5e3SStefan Weil##########################################
1469e18df141SAnthony Liguori# glib support probe
1470a52d28afSPaolo Bonzini
14710ce9b08cSThomas Huth# When bumping glib_req_ver, please check also whether we should increase
14720ce9b08cSThomas Huth# the _WIN32_WINNT setting in osdep.h according to the value from glib
1473b4c6036fSDaniel P. Berrangéglib_req_ver=2.56
1474aa0d1f44SPaolo Bonziniglib_modules=gthread-2.0
1475aa0d1f44SPaolo Bonziniif test "$modules" = yes; then
1476a88afc64SGerd Hoffmann    glib_modules="$glib_modules gmodule-export-2.0"
1477b906acacSPaolo Bonzinielif test "$plugins" = "yes"; then
1478b906acacSPaolo Bonzini    glib_modules="$glib_modules gmodule-no-export-2.0"
147954cb65d8SEmilio G. Cotafi
1480e26110cfSFam Zheng
1481aa0d1f44SPaolo Bonzinifor i in $glib_modules; do
1482e26110cfSFam Zheng    if $pkg_config --atleast-version=$glib_req_ver $i; then
148389138857SStefan Weil        glib_cflags=$($pkg_config --cflags $i)
148489138857SStefan Weil        glib_libs=$($pkg_config --libs $i)
1485e18df141SAnthony Liguori    else
1486e26110cfSFam Zheng        error_exit "glib-$glib_req_ver $i is required to compile QEMU"
1487e26110cfSFam Zheng    fi
1488e26110cfSFam Zhengdone
1489e26110cfSFam Zheng
1490e3feb2ccSEmilio Cota# Check whether glib has gslice, which we have to avoid for correctness.
1491e3feb2ccSEmilio Cota# TODO: remove this check and the corresponding workaround (qtree) when
1492e3feb2ccSEmilio Cota# the minimum supported glib is >= $glib_dropped_gslice_version.
1493e3feb2ccSEmilio Cotaglib_dropped_gslice_version=2.75.3
1494e3feb2ccSEmilio Cotafor i in $glib_modules; do
1495e3feb2ccSEmilio Cota    if ! $pkg_config --atleast-version=$glib_dropped_gslice_version $i; then
1496e3feb2ccSEmilio Cota        glib_has_gslice="yes"
1497e3feb2ccSEmilio Cota	break
1498e3feb2ccSEmilio Cota    fi
1499e3feb2ccSEmilio Cotadone
1500e3feb2ccSEmilio Cota
15015b9e7d05SMarc-André Lureauglib_bindir="$($pkg_config --variable=bindir glib-2.0)"
15025b9e7d05SMarc-André Lureauif test -z "$glib_bindir" ; then
15035b9e7d05SMarc-André Lureau	glib_bindir="$($pkg_config --variable=prefix glib-2.0)"/bin
15045b9e7d05SMarc-André Lureaufi
15055b9e7d05SMarc-André Lureau
1506215b0c2fSPaolo Bonzini# This workaround is required due to a bug in pkg-config file for glib as it
1507215b0c2fSPaolo Bonzini# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
1508215b0c2fSPaolo Bonzini
1509215b0c2fSPaolo Bonziniif test "$static" = yes && test "$mingw32" = yes; then
1510215b0c2fSPaolo Bonzini    glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags"
1511215b0c2fSPaolo Bonzinifi
1512215b0c2fSPaolo Bonzini
1513977a82abSDaniel P. Berrange# Sanity check that the current size_t matches the
1514977a82abSDaniel P. Berrange# size that glib thinks it should be. This catches
1515977a82abSDaniel P. Berrange# problems on multi-arch where people try to build
1516977a82abSDaniel P. Berrange# 32-bit QEMU while pointing at 64-bit glib headers
1517977a82abSDaniel P. Berrangecat > $TMPC <<EOF
1518977a82abSDaniel P. Berrange#include <glib.h>
1519977a82abSDaniel P. Berrange#include <unistd.h>
1520977a82abSDaniel P. Berrange
1521977a82abSDaniel P. Berrange#define QEMU_BUILD_BUG_ON(x) \
1522977a82abSDaniel P. Berrange  typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
1523977a82abSDaniel P. Berrange
1524977a82abSDaniel P. Berrangeint main(void) {
1525977a82abSDaniel P. Berrange   QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
1526977a82abSDaniel P. Berrange   return 0;
1527977a82abSDaniel P. Berrange}
1528977a82abSDaniel P. BerrangeEOF
1529977a82abSDaniel P. Berrange
1530215b0c2fSPaolo Bonziniif ! compile_prog "$glib_cflags" "$glib_libs" ; then
1531977a82abSDaniel P. Berrange    error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
1532977a82abSDaniel P. Berrange               "You probably need to set PKG_CONFIG_LIBDIR"\
1533977a82abSDaniel P. Berrange	       "to point to the right pkg-config files for your"\
1534977a82abSDaniel P. Berrange	       "build target"
1535977a82abSDaniel P. Berrangefi
1536977a82abSDaniel P. Berrange
15379bda600bSEric Blake# Silence clang warnings triggered by glib < 2.57.2
15389bda600bSEric Blakecat > $TMPC << EOF
15399bda600bSEric Blake#include <glib.h>
15409bda600bSEric Blaketypedef struct Foo {
15419bda600bSEric Blake    int i;
15429bda600bSEric Blake} Foo;
15439bda600bSEric Blakestatic void foo_free(Foo *f)
15449bda600bSEric Blake{
15459bda600bSEric Blake    g_free(f);
15469bda600bSEric Blake}
1547e0e7fe07SMarc-André LureauG_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free)
15489bda600bSEric Blakeint main(void) { return 0; }
15499bda600bSEric BlakeEOF
15509bda600bSEric Blakeif ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
15519bda600bSEric Blake    if cc_has_warning_flag "-Wno-unused-function"; then
15529bda600bSEric Blake        glib_cflags="$glib_cflags -Wno-unused-function"
15535770e8afSPaolo Bonzini        CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function"
15549bda600bSEric Blake    fi
15559bda600bSEric Blakefi
15569bda600bSEric Blake
1557e26110cfSFam Zheng##########################################
1558f652e6afSaurel32# fdt probe
1559e169e1e1SPeter Maydell
1560fbb4121dSPaolo Bonzinicase "$fdt" in
1561fbb4121dSPaolo Bonzini  auto | enabled | internal)
1562fbb4121dSPaolo Bonzini    # Simpler to always update submodule, even if not needed.
1563aef45d51SDaniel P. Berrange    git_submodules="${git_submodules} dtc"
1564fbb4121dSPaolo Bonzini    ;;
1565fbb4121dSPaolo Bonziniesac
1566f652e6afSaurel32
156720ff075bSMichael Walle##########################################
1568519175a2SAlex Barcelo# check and set a backend for coroutine
1569d0e2fce5SAneesh Kumar K.V
15707c2acc70SPeter Maydell# We prefer ucontext, but it's not always possible. The fallback
157133c53c54SDaniel P. Berrange# is sigcontext. On Windows the only valid backend is the Windows
157233c53c54SDaniel P. Berrange# specific one.
15737c2acc70SPeter Maydell
15747c2acc70SPeter Maydellucontext_works=no
1575d0e2fce5SAneesh Kumar K.Vif test "$darwin" != "yes"; then
1576d0e2fce5SAneesh Kumar K.V  cat > $TMPC << EOF
1577d0e2fce5SAneesh Kumar K.V#include <ucontext.h>
1578cdf84806SPeter Maydell#ifdef __stub_makecontext
1579cdf84806SPeter Maydell#error Ignoring glibc stub makecontext which will always fail
1580cdf84806SPeter Maydell#endif
158175cafad7SStefan Weilint main(void) { makecontext(0, 0, 0); return 0; }
1582d0e2fce5SAneesh Kumar K.VEOF
1583d0e2fce5SAneesh Kumar K.V  if compile_prog "" "" ; then
15847c2acc70SPeter Maydell    ucontext_works=yes
1585d0e2fce5SAneesh Kumar K.V  fi
1586519175a2SAlex Barcelofi
15877c2acc70SPeter Maydell
15887c2acc70SPeter Maydellif test "$coroutine" = ""; then
15897c2acc70SPeter Maydell  if test "$mingw32" = "yes"; then
15907c2acc70SPeter Maydell    coroutine=win32
15917c2acc70SPeter Maydell  elif test "$ucontext_works" = "yes"; then
15927c2acc70SPeter Maydell    coroutine=ucontext
1593519175a2SAlex Barcelo  else
15947c2acc70SPeter Maydell    coroutine=sigaltstack
15957c2acc70SPeter Maydell  fi
15967c2acc70SPeter Maydellelse
15977c2acc70SPeter Maydell  case $coroutine in
15987c2acc70SPeter Maydell  windows)
15997c2acc70SPeter Maydell    if test "$mingw32" != "yes"; then
16007c2acc70SPeter Maydell      error_exit "'windows' coroutine backend only valid for Windows"
16017c2acc70SPeter Maydell    fi
16027c2acc70SPeter Maydell    # Unfortunately the user visible backend name doesn't match the
16037c2acc70SPeter Maydell    # coroutine-*.c filename for this case, so we have to adjust it here.
16047c2acc70SPeter Maydell    coroutine=win32
16057c2acc70SPeter Maydell    ;;
16067c2acc70SPeter Maydell  ucontext)
16077c2acc70SPeter Maydell    if test "$ucontext_works" != "yes"; then
16087cb58448SPaolo Bonzini      error_exit "'ucontext' backend requested but makecontext not available"
16097c2acc70SPeter Maydell    fi
16107c2acc70SPeter Maydell    ;;
161133c53c54SDaniel P. Berrange  sigaltstack)
16127c2acc70SPeter Maydell    if test "$mingw32" = "yes"; then
16137c2acc70SPeter Maydell      error_exit "only the 'windows' coroutine backend is valid for Windows"
16147c2acc70SPeter Maydell    fi
16157c2acc70SPeter Maydell    ;;
16167c2acc70SPeter Maydell  *)
161776ad07a4SPeter Maydell    error_exit "unknown coroutine backend $coroutine"
16187c2acc70SPeter Maydell    ;;
16197c2acc70SPeter Maydell  esac
1620d0e2fce5SAneesh Kumar K.Vfi
1621d0e2fce5SAneesh Kumar K.V
16221e4f6065SDaniele Buono##################################################
16231e4f6065SDaniele Buono# SafeStack
16241e4f6065SDaniele Buono
16251e4f6065SDaniele Buono
16261e4f6065SDaniele Buonoif test "$safe_stack" = "yes"; then
16271e4f6065SDaniele Buonocat > $TMPC << EOF
16288a0afbb2SStefan Weilint main(void)
16291e4f6065SDaniele Buono{
16301e4f6065SDaniele Buono#if ! __has_feature(safe_stack)
16311e4f6065SDaniele Buono#error SafeStack Disabled
16321e4f6065SDaniele Buono#endif
16331e4f6065SDaniele Buono    return 0;
16341e4f6065SDaniele Buono}
16351e4f6065SDaniele BuonoEOF
16361e4f6065SDaniele Buono  flag="-fsanitize=safe-stack"
16371e4f6065SDaniele Buono  # Check that safe-stack is supported and enabled.
16381e4f6065SDaniele Buono  if compile_prog "-Werror $flag" "$flag"; then
16391e4f6065SDaniele Buono    # Flag needed both at compilation and at linking
16401e4f6065SDaniele Buono    QEMU_CFLAGS="$QEMU_CFLAGS $flag"
16411e4f6065SDaniele Buono    QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
16421e4f6065SDaniele Buono  else
16431e4f6065SDaniele Buono    error_exit "SafeStack not supported by your compiler"
16441e4f6065SDaniele Buono  fi
16451e4f6065SDaniele Buono  if test "$coroutine" != "ucontext"; then
16461e4f6065SDaniele Buono    error_exit "SafeStack is only supported by the coroutine backend ucontext"
16471e4f6065SDaniele Buono  fi
16481e4f6065SDaniele Buonoelse
16491e4f6065SDaniele Buonocat > $TMPC << EOF
16508a0afbb2SStefan Weilint main(void)
16511e4f6065SDaniele Buono{
16521e4f6065SDaniele Buono#if defined(__has_feature)
16531e4f6065SDaniele Buono#if __has_feature(safe_stack)
16541e4f6065SDaniele Buono#error SafeStack Enabled
16551e4f6065SDaniele Buono#endif
16561e4f6065SDaniele Buono#endif
16571e4f6065SDaniele Buono    return 0;
16581e4f6065SDaniele Buono}
16591e4f6065SDaniele BuonoEOF
16601e4f6065SDaniele Buonoif test "$safe_stack" = "no"; then
16611e4f6065SDaniele Buono  # Make sure that safe-stack is disabled
16621e4f6065SDaniele Buono  if ! compile_prog "-Werror" ""; then
16631e4f6065SDaniele Buono    # SafeStack was already enabled, try to explicitly remove the feature
16641e4f6065SDaniele Buono    flag="-fno-sanitize=safe-stack"
16651e4f6065SDaniele Buono    if ! compile_prog "-Werror $flag" "$flag"; then
16661e4f6065SDaniele Buono      error_exit "Configure cannot disable SafeStack"
16671e4f6065SDaniele Buono    fi
16681e4f6065SDaniele Buono    QEMU_CFLAGS="$QEMU_CFLAGS $flag"
16691e4f6065SDaniele Buono    QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
16701e4f6065SDaniele Buono  fi
16711e4f6065SDaniele Buonoelse # "$safe_stack" = ""
16721e4f6065SDaniele Buono  # Set safe_stack to yes or no based on pre-existing flags
16731e4f6065SDaniele Buono  if compile_prog "-Werror" ""; then
16741e4f6065SDaniele Buono    safe_stack="no"
16751e4f6065SDaniele Buono  else
16761e4f6065SDaniele Buono    safe_stack="yes"
16771e4f6065SDaniele Buono    if test "$coroutine" != "ucontext"; then
16781e4f6065SDaniele Buono      error_exit "SafeStack is only supported by the coroutine backend ucontext"
16791e4f6065SDaniele Buono    fi
16801e4f6065SDaniele Buono  fi
16811e4f6065SDaniele Buonofi
16821e4f6065SDaniele Buonofi
16837d992e4dSPeter Lieven
168476a347e1SRichard Henderson########################################
1685fd0e6053SJohn Snow# check if ccache is interfering with
1686fd0e6053SJohn Snow# semantic analysis of macros
1687fd0e6053SJohn Snow
16885e4dfd3dSJohn Snowunset CCACHE_CPP2
1689fd0e6053SJohn Snowccache_cpp2=no
1690fd0e6053SJohn Snowcat > $TMPC << EOF
1691fd0e6053SJohn Snowstatic const int Z = 1;
1692fd0e6053SJohn Snow#define fn() ({ Z; })
1693fd0e6053SJohn Snow#define TAUT(X) ((X) == Z)
1694fd0e6053SJohn Snow#define PAREN(X, Y) (X == Y)
1695fd0e6053SJohn Snow#define ID(X) (X)
16968a0afbb2SStefan Weilint main(void)
1697fd0e6053SJohn Snow{
1698fd0e6053SJohn Snow    int x = 0, y = 0;
1699fd0e6053SJohn Snow    x = ID(x);
1700fd0e6053SJohn Snow    x = fn();
1701fd0e6053SJohn Snow    fn();
1702fd0e6053SJohn Snow    if (PAREN(x, y)) return 0;
1703fd0e6053SJohn Snow    if (TAUT(Z)) return 0;
1704fd0e6053SJohn Snow    return 0;
1705fd0e6053SJohn Snow}
1706fd0e6053SJohn SnowEOF
1707fd0e6053SJohn Snow
1708fd0e6053SJohn Snowif ! compile_object "-Werror"; then
1709fd0e6053SJohn Snow    ccache_cpp2=yes
1710fd0e6053SJohn Snowfi
1711fd0e6053SJohn Snow
1712b553a042SJohn Snow#################################################
1713b553a042SJohn Snow# clang does not support glibc + FORTIFY_SOURCE.
1714b553a042SJohn Snow
1715b553a042SJohn Snowif test "$fortify_source" != "no"; then
1716b553a042SJohn Snow  if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
1717b553a042SJohn Snow    fortify_source="no";
1718e189091fSPeter Maydell  elif test -n "$cxx" && has $cxx &&
1719cfcc7c14SJohn Snow       echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
1720b553a042SJohn Snow    fortify_source="no";
1721b553a042SJohn Snow  else
1722b553a042SJohn Snow    fortify_source="yes"
1723b553a042SJohn Snow  fi
1724b553a042SJohn Snowfi
1725b553a042SJohn Snow
1726d2042378SAneesh Kumar K.V##########################################
1727247724cbSMarc-André Lureau# checks for sanitizers
1728247724cbSMarc-André Lureau
1729247724cbSMarc-André Lureauhave_asan=no
1730247724cbSMarc-André Lureauhave_ubsan=no
1731d83414e1SMarc-André Lureauhave_asan_iface_h=no
1732d83414e1SMarc-André Lureauhave_asan_iface_fiber=no
1733247724cbSMarc-André Lureau
1734247724cbSMarc-André Lureauif test "$sanitizers" = "yes" ; then
1735b9f44da2SMarc-André Lureau  write_c_skeleton
1736247724cbSMarc-André Lureau  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
1737247724cbSMarc-André Lureau      have_asan=yes
1738247724cbSMarc-André Lureau  fi
1739b9f44da2SMarc-André Lureau
1740b9f44da2SMarc-André Lureau  # we could use a simple skeleton for flags checks, but this also
1741b9f44da2SMarc-André Lureau  # detect the static linking issue of ubsan, see also:
1742b9f44da2SMarc-André Lureau  # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
1743b9f44da2SMarc-André Lureau  cat > $TMPC << EOF
17448041e9e3SAkihiko Odakiint main(int argc, char **argv)
17458041e9e3SAkihiko Odaki{
17468041e9e3SAkihiko Odaki    return argc + 1;
1747f2dfe54cSLeonid Bloch}
1748b9f44da2SMarc-André LureauEOF
1749247724cbSMarc-André Lureau  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
1750247724cbSMarc-André Lureau      have_ubsan=yes
1751247724cbSMarc-André Lureau  fi
1752d83414e1SMarc-André Lureau
1753d83414e1SMarc-André Lureau  if check_include "sanitizer/asan_interface.h" ; then
1754d83414e1SMarc-André Lureau      have_asan_iface_h=yes
1755d83414e1SMarc-André Lureau  fi
1756d83414e1SMarc-André Lureau
1757d83414e1SMarc-André Lureau  cat > $TMPC << EOF
1758d83414e1SMarc-André Lureau#include <sanitizer/asan_interface.h>
1759d83414e1SMarc-André Lureauint main(void) {
1760d83414e1SMarc-André Lureau  __sanitizer_start_switch_fiber(0, 0, 0);
1761d83414e1SMarc-André Lureau  return 0;
1762d83414e1SMarc-André Lureau}
1763d83414e1SMarc-André LureauEOF
1764d83414e1SMarc-André Lureau  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
1765d83414e1SMarc-André Lureau      have_asan_iface_fiber=yes
1766d83414e1SMarc-André Lureau  fi
1767247724cbSMarc-André Lureaufi
1768247724cbSMarc-André Lureau
17690aebab04SLingfeng Yang# Thread sanitizer is, for now, much noisier than the other sanitizers;
17700aebab04SLingfeng Yang# keep it separate until that is not the case.
17710aebab04SLingfeng Yangif test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
17720aebab04SLingfeng Yang  error_exit "TSAN is not supported with other sanitiziers."
17730aebab04SLingfeng Yangfi
17740aebab04SLingfeng Yanghave_tsan=no
17750aebab04SLingfeng Yanghave_tsan_iface_fiber=no
17760aebab04SLingfeng Yangif test "$tsan" = "yes" ; then
17770aebab04SLingfeng Yang  write_c_skeleton
17780aebab04SLingfeng Yang  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
17790aebab04SLingfeng Yang      have_tsan=yes
17800aebab04SLingfeng Yang  fi
17810aebab04SLingfeng Yang  cat > $TMPC << EOF
17820aebab04SLingfeng Yang#include <sanitizer/tsan_interface.h>
17830aebab04SLingfeng Yangint main(void) {
17840aebab04SLingfeng Yang  __tsan_create_fiber(0);
17850aebab04SLingfeng Yang  return 0;
17860aebab04SLingfeng Yang}
17870aebab04SLingfeng YangEOF
17880aebab04SLingfeng Yang  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
17890aebab04SLingfeng Yang      have_tsan_iface_fiber=yes
17900aebab04SLingfeng Yang  fi
17910aebab04SLingfeng Yangfi
17920aebab04SLingfeng Yang
1793adc28027SAlexander Bulekov##########################################
1794cd362defSPaolo Bonzini# functions to probe cross compilers
1795cd362defSPaolo Bonzini
1796cd362defSPaolo Bonzinicontainer="no"
179760f999b7SAlex Bennéerunc=""
179847fdc8fbSStefan Weilif test $use_containers = "yes" && (has "docker" || has "podman"); then
1799c4575b59SPaolo Bonzini    case $($python "$source_path"/tests/docker/docker.py probe) in
1800c4575b59SPaolo Bonzini        *docker) container=docker ;;
1801c4575b59SPaolo Bonzini        podman) container=podman ;;
1802c4575b59SPaolo Bonzini        no) container=no ;;
1803c4575b59SPaolo Bonzini    esac
1804a3e28f81SPaolo Bonzini    if test "$container" != "no"; then
1805a3e28f81SPaolo Bonzini        docker_py="$python $source_path/tests/docker/docker.py --engine $container"
180660f999b7SAlex Bennée        runc=$($python "$source_path"/tests/docker/docker.py probe)
1807a3e28f81SPaolo Bonzini    fi
1808cd362defSPaolo Bonzinifi
1809cd362defSPaolo Bonzini
1810cd362defSPaolo Bonzini# cross compilers defaults, can be overridden with --cross-cc-ARCH
18115adb43beSPaolo Bonzini: ${cross_prefix_aarch64="aarch64-linux-gnu-"}
18125adb43beSPaolo Bonzini: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"}
18135adb43beSPaolo Bonzini: ${cross_prefix_alpha="alpha-linux-gnu-"}
18145adb43beSPaolo Bonzini: ${cross_prefix_arm="arm-linux-gnueabihf-"}
18155adb43beSPaolo Bonzini: ${cross_prefix_armeb="$cross_prefix_arm"}
18165adb43beSPaolo Bonzini: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"}
181734bb43b0SSong Gao: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"}
18185adb43beSPaolo Bonzini: ${cross_prefix_hppa="hppa-linux-gnu-"}
18195adb43beSPaolo Bonzini: ${cross_prefix_i386="i686-linux-gnu-"}
18205adb43beSPaolo Bonzini: ${cross_prefix_m68k="m68k-linux-gnu-"}
18215adb43beSPaolo Bonzini: ${cross_prefix_microblaze="microblaze-linux-musl-"}
18225adb43beSPaolo Bonzini: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"}
18235adb43beSPaolo Bonzini: ${cross_prefix_mips64="mips64-linux-gnuabi64-"}
18245adb43beSPaolo Bonzini: ${cross_prefix_mipsel="mipsel-linux-gnu-"}
18255adb43beSPaolo Bonzini: ${cross_prefix_mips="mips-linux-gnu-"}
18265adb43beSPaolo Bonzini: ${cross_prefix_nios2="nios2-linux-gnu-"}
18275adb43beSPaolo Bonzini: ${cross_prefix_ppc="powerpc-linux-gnu-"}
18285adb43beSPaolo Bonzini: ${cross_prefix_ppc64="powerpc64-linux-gnu-"}
18295adb43beSPaolo Bonzini: ${cross_prefix_ppc64le="$cross_prefix_ppc64"}
18305adb43beSPaolo Bonzini: ${cross_prefix_riscv64="riscv64-linux-gnu-"}
18315adb43beSPaolo Bonzini: ${cross_prefix_s390x="s390x-linux-gnu-"}
18325adb43beSPaolo Bonzini: ${cross_prefix_sh4="sh4-linux-gnu-"}
18335adb43beSPaolo Bonzini: ${cross_prefix_sparc64="sparc64-linux-gnu-"}
18345adb43beSPaolo Bonzini: ${cross_prefix_sparc="$cross_prefix_sparc64"}
18355adb43beSPaolo Bonzini: ${cross_prefix_x86_64="x86_64-linux-gnu-"}
18365adb43beSPaolo Bonzini
1837cd362defSPaolo Bonzini: ${cross_cc_aarch64_be="$cross_cc_aarch64"}
1838cd362defSPaolo Bonzini: ${cross_cc_cflags_aarch64_be="-mbig-endian"}
183946af66edSPaolo Bonzini: ${cross_cc_armeb="$cross_cc_arm"}
1840cd362defSPaolo Bonzini: ${cross_cc_cflags_armeb="-mbig-endian"}
1841cd362defSPaolo Bonzini: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"}
1842cd362defSPaolo Bonzini: ${cross_cc_cflags_hexagon="-mv67 -O2 -static"}
1843cd362defSPaolo Bonzini: ${cross_cc_cflags_i386="-m32"}
1844d44f2f96SPaolo Bonzini: ${cross_cc_cflags_ppc="-m32 -mbig-endian"}
1845cd362defSPaolo Bonzini: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"}
1846cd362defSPaolo Bonzini: ${cross_cc_ppc64le="$cross_cc_ppc64"}
1847cd362defSPaolo Bonzini: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"}
1848cd362defSPaolo Bonzini: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"}
184946af66edSPaolo Bonzini: ${cross_cc_sparc="$cross_cc_sparc64"}
185046af66edSPaolo Bonzini: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"}
1851cd362defSPaolo Bonzini: ${cross_cc_cflags_x86_64="-m64"}
1852cd362defSPaolo Bonzini
18535adb43beSPaolo Bonzinicompute_target_variable() {
185492e288fcSPaolo Bonzini  eval "$2="
18555adb43beSPaolo Bonzini  if eval test -n "\"\${cross_prefix_$1}\""; then
18565adb43beSPaolo Bonzini    if eval has "\"\${cross_prefix_$1}\$3\""; then
18575adb43beSPaolo Bonzini      eval "$2=\"\${cross_prefix_$1}\$3\""
18585adb43beSPaolo Bonzini    fi
18595adb43beSPaolo Bonzini  fi
18605adb43beSPaolo Bonzini}
1861cd362defSPaolo Bonzini
186235fd22b0SPaolo Bonzinihave_target() {
186335fd22b0SPaolo Bonzini  for i; do
186435fd22b0SPaolo Bonzini    case " $target_list " in
186535fd22b0SPaolo Bonzini      *" $i "*) return 0;;
186635fd22b0SPaolo Bonzini      *) ;;
186735fd22b0SPaolo Bonzini    esac
186835fd22b0SPaolo Bonzini  done
186935fd22b0SPaolo Bonzini  return 1
187035fd22b0SPaolo Bonzini}
187135fd22b0SPaolo Bonzini
187252f08deaSPaolo Bonzini# probe_target_compiler TARGET
187352f08deaSPaolo Bonzini#
187452f08deaSPaolo Bonzini# Look for a compiler for the given target, either native or cross.
187552f08deaSPaolo Bonzini# Set variables target_* if a compiler is found, and container_cross_*
187652f08deaSPaolo Bonzini# if a Docker-based cross-compiler image is known for the target.
187752f08deaSPaolo Bonzini# Set got_cross_cc to yes/no depending on whether a non-container-based
187852f08deaSPaolo Bonzini# compiler was found.
187952f08deaSPaolo Bonzini#
188052f08deaSPaolo Bonzini# If TARGET is a user-mode emulation target, also set build_static to
188152f08deaSPaolo Bonzini# "y" if static linking is possible.
188252f08deaSPaolo Bonzini#
1883cd362defSPaolo Bonziniprobe_target_compiler() {
1884cd362defSPaolo Bonzini  # reset all output variables
188592e288fcSPaolo Bonzini  got_cross_cc=no
1886cd362defSPaolo Bonzini  container_image=
1887cd362defSPaolo Bonzini  container_hosts=
1888cd362defSPaolo Bonzini  container_cross_cc=
188987eb014cSPaolo Bonzini  container_cross_ar=
1890cd362defSPaolo Bonzini  container_cross_as=
1891cd362defSPaolo Bonzini  container_cross_ld=
189287eb014cSPaolo Bonzini  container_cross_nm=
189387eb014cSPaolo Bonzini  container_cross_objcopy=
189487eb014cSPaolo Bonzini  container_cross_ranlib=
189587eb014cSPaolo Bonzini  container_cross_strip=
1896cd362defSPaolo Bonzini
1897c3b570b5SAlex Bennée  # We shall skip configuring the target compiler if the user didn't
1898c3b570b5SAlex Bennée  # bother enabling an appropriate guest. This avoids building
1899c3b570b5SAlex Bennée  # extraneous firmware images and tests.
190073acb87bSMukilan Thiyagarajan  if test "${target_list#*$1}" = "$1"; then
1901c3b570b5SAlex Bennée      return 1
1902c3b570b5SAlex Bennée  fi
1903c3b570b5SAlex Bennée
190452f08deaSPaolo Bonzini  target_arch=${1%%-*}
190552f08deaSPaolo Bonzini  case $target_arch in
1906cd362defSPaolo Bonzini    aarch64) container_hosts="x86_64 aarch64" ;;
1907cd362defSPaolo Bonzini    alpha) container_hosts=x86_64 ;;
1908cd362defSPaolo Bonzini    arm) container_hosts="x86_64 aarch64" ;;
1909cd362defSPaolo Bonzini    cris) container_hosts=x86_64 ;;
1910cd362defSPaolo Bonzini    hexagon) container_hosts=x86_64 ;;
1911cd362defSPaolo Bonzini    hppa) container_hosts=x86_64 ;;
1912cd362defSPaolo Bonzini    i386) container_hosts=x86_64 ;;
1913b70ec50bSRichard Henderson    loongarch64) container_hosts=x86_64 ;;
1914cd362defSPaolo Bonzini    m68k) container_hosts=x86_64 ;;
1915cd362defSPaolo Bonzini    microblaze) container_hosts=x86_64 ;;
1916cd362defSPaolo Bonzini    mips64el) container_hosts=x86_64 ;;
1917cd362defSPaolo Bonzini    mips64) container_hosts=x86_64 ;;
1918cd362defSPaolo Bonzini    mipsel) container_hosts=x86_64 ;;
1919cd362defSPaolo Bonzini    mips) container_hosts=x86_64 ;;
1920cd362defSPaolo Bonzini    nios2) container_hosts=x86_64 ;;
1921cd362defSPaolo Bonzini    ppc) container_hosts=x86_64 ;;
1922cd362defSPaolo Bonzini    ppc64|ppc64le) container_hosts=x86_64 ;;
1923cd362defSPaolo Bonzini    riscv64) container_hosts=x86_64 ;;
1924cd362defSPaolo Bonzini    s390x) container_hosts=x86_64 ;;
1925cd362defSPaolo Bonzini    sh4) container_hosts=x86_64 ;;
1926cd362defSPaolo Bonzini    sparc64) container_hosts=x86_64 ;;
1927cd362defSPaolo Bonzini    tricore) container_hosts=x86_64 ;;
1928cd362defSPaolo Bonzini    x86_64) container_hosts="aarch64 ppc64el x86_64" ;;
1929cd362defSPaolo Bonzini    xtensa*) container_hosts=x86_64 ;;
1930cd362defSPaolo Bonzini  esac
1931cd362defSPaolo Bonzini
1932cd362defSPaolo Bonzini  for host in $container_hosts; do
1933cd362defSPaolo Bonzini    test "$container" != no || continue
1934cd362defSPaolo Bonzini    test "$host" = "$cpu" || continue
193552f08deaSPaolo Bonzini    case $target_arch in
1936cd362defSPaolo Bonzini      aarch64)
1937cd362defSPaolo Bonzini        # We don't have any bigendian build tools so we only use this for AArch64
1938cd362defSPaolo Bonzini        container_image=debian-arm64-cross
19395adb43beSPaolo Bonzini        container_cross_prefix=aarch64-linux-gnu-
19405adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}gcc-10
1941cd362defSPaolo Bonzini        ;;
1942cd362defSPaolo Bonzini      alpha)
1943cd362defSPaolo Bonzini        container_image=debian-alpha-cross
19445adb43beSPaolo Bonzini        container_cross_prefix=alpha-linux-gnu-
1945cd362defSPaolo Bonzini        ;;
1946cd362defSPaolo Bonzini      arm)
1947cd362defSPaolo Bonzini        # We don't have any bigendian build tools so we only use this for ARM
1948cd362defSPaolo Bonzini        container_image=debian-armhf-cross
19495adb43beSPaolo Bonzini        container_cross_prefix=arm-linux-gnueabihf-
1950cd362defSPaolo Bonzini        ;;
1951cd362defSPaolo Bonzini      cris)
1952cd362defSPaolo Bonzini        container_image=fedora-cris-cross
19535adb43beSPaolo Bonzini        container_cross_prefix=cris-linux-gnu-
1954cd362defSPaolo Bonzini        ;;
1955cd362defSPaolo Bonzini      hexagon)
1956cd362defSPaolo Bonzini        container_image=debian-hexagon-cross
19575adb43beSPaolo Bonzini        container_cross_prefix=hexagon-unknown-linux-musl-
19585adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}clang
1959cd362defSPaolo Bonzini        ;;
1960cd362defSPaolo Bonzini      hppa)
1961cd362defSPaolo Bonzini        container_image=debian-hppa-cross
19625adb43beSPaolo Bonzini        container_cross_prefix=hppa-linux-gnu-
1963cd362defSPaolo Bonzini        ;;
1964cd362defSPaolo Bonzini      i386)
1965cd362defSPaolo Bonzini        container_image=fedora-i386-cross
19665adb43beSPaolo Bonzini        container_cross_prefix=
1967cd362defSPaolo Bonzini        ;;
1968b70ec50bSRichard Henderson      loongarch64)
1969b70ec50bSRichard Henderson        container_image=debian-loongarch-cross
1970b70ec50bSRichard Henderson        container_cross_prefix=loongarch64-unknown-linux-gnu-
1971b70ec50bSRichard Henderson        ;;
1972cd362defSPaolo Bonzini      m68k)
1973cd362defSPaolo Bonzini        container_image=debian-m68k-cross
19745adb43beSPaolo Bonzini        container_cross_prefix=m68k-linux-gnu-
1975cd362defSPaolo Bonzini        ;;
1976cd362defSPaolo Bonzini      microblaze)
1977cd362defSPaolo Bonzini        container_image=debian-microblaze-cross
19785adb43beSPaolo Bonzini        container_cross_prefix=microblaze-linux-musl-
1979cd362defSPaolo Bonzini        ;;
1980cd362defSPaolo Bonzini      mips64el)
1981cd362defSPaolo Bonzini        container_image=debian-mips64el-cross
19825adb43beSPaolo Bonzini        container_cross_prefix=mips64el-linux-gnuabi64-
1983cd362defSPaolo Bonzini        ;;
1984cd362defSPaolo Bonzini      mips64)
1985cd362defSPaolo Bonzini        container_image=debian-mips64-cross
19865adb43beSPaolo Bonzini        container_cross_prefix=mips64-linux-gnuabi64-
1987cd362defSPaolo Bonzini        ;;
1988cd362defSPaolo Bonzini      mipsel)
1989cd362defSPaolo Bonzini        container_image=debian-mipsel-cross
19905adb43beSPaolo Bonzini        container_cross_prefix=mipsel-linux-gnu-
1991cd362defSPaolo Bonzini        ;;
1992cd362defSPaolo Bonzini      mips)
1993cd362defSPaolo Bonzini        container_image=debian-mips-cross
19945adb43beSPaolo Bonzini        container_cross_prefix=mips-linux-gnu-
1995cd362defSPaolo Bonzini        ;;
1996cd362defSPaolo Bonzini      nios2)
1997cd362defSPaolo Bonzini        container_image=debian-nios2-cross
19985adb43beSPaolo Bonzini        container_cross_prefix=nios2-linux-gnu-
1999cd362defSPaolo Bonzini        ;;
2000cd362defSPaolo Bonzini      ppc)
2001cd362defSPaolo Bonzini        container_image=debian-powerpc-test-cross
20025adb43beSPaolo Bonzini        container_cross_prefix=powerpc-linux-gnu-
20035adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}gcc-10
2004cd362defSPaolo Bonzini        ;;
2005cd362defSPaolo Bonzini      ppc64|ppc64le)
2006cd362defSPaolo Bonzini        container_image=debian-powerpc-test-cross
2007705c881fSRichard Henderson        container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu-
20085adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}gcc-10
2009cd362defSPaolo Bonzini        ;;
2010cd362defSPaolo Bonzini      riscv64)
2011cd362defSPaolo Bonzini        container_image=debian-riscv64-test-cross
20125adb43beSPaolo Bonzini        container_cross_prefix=riscv64-linux-gnu-
2013cd362defSPaolo Bonzini        ;;
2014cd362defSPaolo Bonzini      s390x)
2015cd362defSPaolo Bonzini        container_image=debian-s390x-cross
20165adb43beSPaolo Bonzini        container_cross_prefix=s390x-linux-gnu-
2017cd362defSPaolo Bonzini        ;;
2018cd362defSPaolo Bonzini      sh4)
2019cd362defSPaolo Bonzini        container_image=debian-sh4-cross
20205adb43beSPaolo Bonzini        container_cross_prefix=sh4-linux-gnu-
2021cd362defSPaolo Bonzini        ;;
2022cd362defSPaolo Bonzini      sparc64)
2023cd362defSPaolo Bonzini        container_image=debian-sparc64-cross
20245adb43beSPaolo Bonzini        container_cross_prefix=sparc64-linux-gnu-
2025cd362defSPaolo Bonzini        ;;
2026cd362defSPaolo Bonzini      tricore)
2027cd362defSPaolo Bonzini        container_image=debian-tricore-cross
20285adb43beSPaolo Bonzini        container_cross_prefix=tricore-
2029cd362defSPaolo Bonzini        container_cross_as=tricore-as
2030cd362defSPaolo Bonzini        container_cross_ld=tricore-ld
20315adb43beSPaolo Bonzini        break
2032cd362defSPaolo Bonzini        ;;
2033cd362defSPaolo Bonzini      x86_64)
2034cd362defSPaolo Bonzini        container_image=debian-amd64-cross
20355adb43beSPaolo Bonzini        container_cross_prefix=x86_64-linux-gnu-
2036cd362defSPaolo Bonzini        ;;
2037cd362defSPaolo Bonzini      xtensa*)
2038cd362defSPaolo Bonzini        container_hosts=x86_64
2039cd362defSPaolo Bonzini        container_image=debian-xtensa-cross
2040cd362defSPaolo Bonzini
2041cd362defSPaolo Bonzini        # default to the dc232b cpu
20425adb43beSPaolo Bonzini        container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf-
2043cd362defSPaolo Bonzini        ;;
2044cd362defSPaolo Bonzini    esac
20455adb43beSPaolo Bonzini    : ${container_cross_cc:=${container_cross_prefix}gcc}
204687eb014cSPaolo Bonzini    : ${container_cross_ar:=${container_cross_prefix}ar}
20475adb43beSPaolo Bonzini    : ${container_cross_as:=${container_cross_prefix}as}
20485adb43beSPaolo Bonzini    : ${container_cross_ld:=${container_cross_prefix}ld}
204987eb014cSPaolo Bonzini    : ${container_cross_nm:=${container_cross_prefix}nm}
205087eb014cSPaolo Bonzini    : ${container_cross_objcopy:=${container_cross_prefix}objcopy}
205187eb014cSPaolo Bonzini    : ${container_cross_ranlib:=${container_cross_prefix}ranlib}
205287eb014cSPaolo Bonzini    : ${container_cross_strip:=${container_cross_prefix}strip}
2053cd362defSPaolo Bonzini  done
2054cd362defSPaolo Bonzini
205592e288fcSPaolo Bonzini  try=cross
205692e288fcSPaolo Bonzini  case "$target_arch:$cpu" in
205792e288fcSPaolo Bonzini    aarch64_be:aarch64 | \
205892e288fcSPaolo Bonzini    armeb:arm | \
205992e288fcSPaolo Bonzini    i386:x86_64 | \
206092e288fcSPaolo Bonzini    mips*:mips64 | \
206192e288fcSPaolo Bonzini    ppc*:ppc64 | \
206292e288fcSPaolo Bonzini    sparc:sparc64 | \
206392e288fcSPaolo Bonzini    "$cpu:$cpu")
206492e288fcSPaolo Bonzini      try='native cross' ;;
206592e288fcSPaolo Bonzini  esac
206652f08deaSPaolo Bonzini  eval "target_cflags=\${cross_cc_cflags_$target_arch}"
2067b3b5472dSPeter Maydell  for thistry in $try; do
2068b3b5472dSPeter Maydell    case $thistry in
206992e288fcSPaolo Bonzini    native)
207092e288fcSPaolo Bonzini      target_cc=$cc
207192e288fcSPaolo Bonzini      target_ccas=$ccas
207292e288fcSPaolo Bonzini      target_ar=$ar
207392e288fcSPaolo Bonzini      target_as=$as
207492e288fcSPaolo Bonzini      target_ld=$ld
207592e288fcSPaolo Bonzini      target_nm=$nm
207692e288fcSPaolo Bonzini      target_objcopy=$objcopy
207792e288fcSPaolo Bonzini      target_ranlib=$ranlib
207892e288fcSPaolo Bonzini      target_strip=$strip
207992e288fcSPaolo Bonzini      ;;
208092e288fcSPaolo Bonzini    cross)
208192e288fcSPaolo Bonzini      target_cc=
208252f08deaSPaolo Bonzini      if eval test -n "\"\${cross_cc_$target_arch}\""; then
208352f08deaSPaolo Bonzini        if eval has "\"\${cross_cc_$target_arch}\""; then
208452f08deaSPaolo Bonzini          eval "target_cc=\"\${cross_cc_$target_arch}\""
2085cd362defSPaolo Bonzini        fi
20865adb43beSPaolo Bonzini      else
208752f08deaSPaolo Bonzini        compute_target_variable $target_arch target_cc gcc
2088cd362defSPaolo Bonzini      fi
208987eb014cSPaolo Bonzini      target_ccas=$target_cc
209052f08deaSPaolo Bonzini      compute_target_variable $target_arch target_ar ar
209152f08deaSPaolo Bonzini      compute_target_variable $target_arch target_as as
209252f08deaSPaolo Bonzini      compute_target_variable $target_arch target_ld ld
209352f08deaSPaolo Bonzini      compute_target_variable $target_arch target_nm nm
209452f08deaSPaolo Bonzini      compute_target_variable $target_arch target_objcopy objcopy
209552f08deaSPaolo Bonzini      compute_target_variable $target_arch target_ranlib ranlib
209652f08deaSPaolo Bonzini      compute_target_variable $target_arch target_strip strip
2097640aabc8SPaolo Bonzini      ;;
2098640aabc8SPaolo Bonzini    esac
209992e288fcSPaolo Bonzini
21002ad60f6fSPaolo Bonzini    if test -n "$target_cc"; then
210152f08deaSPaolo Bonzini      case $target_arch in
21022ad60f6fSPaolo Bonzini        i386|x86_64)
21032ad60f6fSPaolo Bonzini          if $target_cc --version | grep -qi "clang"; then
210492e288fcSPaolo Bonzini            continue
21052ad60f6fSPaolo Bonzini          fi
21062ad60f6fSPaolo Bonzini          ;;
21072ad60f6fSPaolo Bonzini      esac
210892e288fcSPaolo Bonzini    elif test -n "$target_as" && test -n "$target_ld"; then
210992e288fcSPaolo Bonzini      # Special handling for assembler only targets
211092e288fcSPaolo Bonzini      case $target in
211192e288fcSPaolo Bonzini        tricore-softmmu)
211292e288fcSPaolo Bonzini          build_static=
211392e288fcSPaolo Bonzini          got_cross_cc=yes
211492e288fcSPaolo Bonzini          break
211592e288fcSPaolo Bonzini          ;;
211692e288fcSPaolo Bonzini        *)
211792e288fcSPaolo Bonzini          continue
211892e288fcSPaolo Bonzini          ;;
211992e288fcSPaolo Bonzini      esac
212092e288fcSPaolo Bonzini    else
212192e288fcSPaolo Bonzini      continue
212292e288fcSPaolo Bonzini    fi
212392e288fcSPaolo Bonzini
212492e288fcSPaolo Bonzini    write_c_skeleton
212592e288fcSPaolo Bonzini    case $1 in
212692e288fcSPaolo Bonzini      *-softmmu)
212792e288fcSPaolo Bonzini        if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC &&
212892e288fcSPaolo Bonzini          do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then
212992e288fcSPaolo Bonzini          got_cross_cc=yes
213092e288fcSPaolo Bonzini          break
213192e288fcSPaolo Bonzini        fi
213292e288fcSPaolo Bonzini        ;;
213392e288fcSPaolo Bonzini      *)
213492e288fcSPaolo Bonzini        if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then
213592e288fcSPaolo Bonzini          build_static=y
213692e288fcSPaolo Bonzini          got_cross_cc=yes
213792e288fcSPaolo Bonzini          break
213892e288fcSPaolo Bonzini        fi
213992e288fcSPaolo Bonzini        if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then
214092e288fcSPaolo Bonzini          build_static=
214192e288fcSPaolo Bonzini          got_cross_cc=yes
214292e288fcSPaolo Bonzini          break
214392e288fcSPaolo Bonzini        fi
214492e288fcSPaolo Bonzini        ;;
214592e288fcSPaolo Bonzini    esac
214692e288fcSPaolo Bonzini  done
214792e288fcSPaolo Bonzini  if test $got_cross_cc != yes; then
214892e288fcSPaolo Bonzini    build_static=
214992e288fcSPaolo Bonzini    target_cc=
215092e288fcSPaolo Bonzini    target_ccas=
215192e288fcSPaolo Bonzini    target_ar=
215292e288fcSPaolo Bonzini    target_as=
215392e288fcSPaolo Bonzini    target_ld=
215492e288fcSPaolo Bonzini    target_nm=
215592e288fcSPaolo Bonzini    target_objcopy=
215692e288fcSPaolo Bonzini    target_ranlib=
215792e288fcSPaolo Bonzini    target_strip=
21582ad60f6fSPaolo Bonzini  fi
2159fde10960SAlex Bennée  test -n "$target_cc"
2160cd362defSPaolo Bonzini}
2161cd362defSPaolo Bonzini
2162cd362defSPaolo Bonziniwrite_target_makefile() {
2163e81785abSPaolo Bonzini  echo "EXTRA_CFLAGS=$target_cflags"
21640825cae0SPaolo Bonzini  if test -z "$target_cc" && test -z "$target_as"; then
21650825cae0SPaolo Bonzini    test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?"
21660825cae0SPaolo Bonzini    echo "$1: docker-image-$container_image" >> Makefile.prereqs
21670825cae0SPaolo Bonzini    if test -n "$container_cross_cc"; then
21680825cae0SPaolo Bonzini      echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
21690825cae0SPaolo Bonzini      echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
21700825cae0SPaolo Bonzini    fi
21710825cae0SPaolo Bonzini    echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --"
21720825cae0SPaolo Bonzini    echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --"
21730825cae0SPaolo Bonzini    echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --"
21740825cae0SPaolo Bonzini    echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --"
21750825cae0SPaolo Bonzini    echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --"
21760825cae0SPaolo Bonzini    echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --"
21770825cae0SPaolo Bonzini    echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --"
21780825cae0SPaolo Bonzini  else
2179cd362defSPaolo Bonzini    if test -n "$target_cc"; then
2180cd362defSPaolo Bonzini      echo "CC=$target_cc"
218187eb014cSPaolo Bonzini      echo "CCAS=$target_ccas"
218287eb014cSPaolo Bonzini    fi
218387eb014cSPaolo Bonzini    if test -n "$target_ar"; then
218487eb014cSPaolo Bonzini      echo "AR=$target_ar"
2185cd362defSPaolo Bonzini    fi
2186cd362defSPaolo Bonzini    if test -n "$target_as"; then
2187cd362defSPaolo Bonzini      echo "AS=$target_as"
2188cd362defSPaolo Bonzini    fi
2189cd362defSPaolo Bonzini    if test -n "$target_ld"; then
2190cd362defSPaolo Bonzini      echo "LD=$target_ld"
2191cd362defSPaolo Bonzini    fi
219287eb014cSPaolo Bonzini    if test -n "$target_nm"; then
219387eb014cSPaolo Bonzini      echo "NM=$target_nm"
219487eb014cSPaolo Bonzini    fi
219587eb014cSPaolo Bonzini    if test -n "$target_objcopy"; then
219687eb014cSPaolo Bonzini      echo "OBJCOPY=$target_objcopy"
219787eb014cSPaolo Bonzini    fi
219887eb014cSPaolo Bonzini    if test -n "$target_ranlib"; then
219987eb014cSPaolo Bonzini      echo "RANLIB=$target_ranlib"
220087eb014cSPaolo Bonzini    fi
220187eb014cSPaolo Bonzini    if test -n "$target_strip"; then
220287eb014cSPaolo Bonzini      echo "STRIP=$target_strip"
220387eb014cSPaolo Bonzini    fi
2204cd362defSPaolo Bonzini  fi
2205cd362defSPaolo Bonzini}
2206cd362defSPaolo Bonzini
2207cd362defSPaolo Bonzini##########################################
220855116968SJagannathan Raman# check for vfio_user_server
220955116968SJagannathan Raman
221055116968SJagannathan Ramancase "$vfio_user_server" in
221155116968SJagannathan Raman  enabled )
221255116968SJagannathan Raman    if test "$git_submodules_action" != "ignore"; then
221355116968SJagannathan Raman      git_submodules="${git_submodules} subprojects/libvfio-user"
221455116968SJagannathan Raman    fi
221555116968SJagannathan Raman    ;;
221655116968SJagannathan Ramanesac
221755116968SJagannathan Raman
221855116968SJagannathan Raman##########################################
2219e86ecd4bSJuan Quintela# End of CC checks
2220e86ecd4bSJuan Quintela# After here, no more $cc or $ld runs
2221e86ecd4bSJuan Quintela
2222d83414e1SMarc-André Lureauwrite_c_skeleton
2223d83414e1SMarc-André Lureau
2224df42fa7dSPaolo Bonziniif test "$fortify_source" = "yes" ; then
2225086d5f75SPaolo Bonzini  QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
2226086d5f75SPaolo Bonzinifi
2227086d5f75SPaolo Bonzini
2228247724cbSMarc-André Lureauif test "$have_asan" = "yes"; then
2229db5adeaaSPaolo Bonzini  QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
2230db5adeaaSPaolo Bonzini  QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
2231d83414e1SMarc-André Lureau  if test "$have_asan_iface_h" = "no" ; then
2232d83414e1SMarc-André Lureau      echo "ASAN build enabled, but ASAN header missing." \
2233d83414e1SMarc-André Lureau           "Without code annotation, the report may be inferior."
2234d83414e1SMarc-André Lureau  elif test "$have_asan_iface_fiber" = "no" ; then
2235d83414e1SMarc-André Lureau      echo "ASAN build enabled, but ASAN header is too old." \
2236d83414e1SMarc-André Lureau           "Without code annotation, the report may be inferior."
2237d83414e1SMarc-André Lureau  fi
2238247724cbSMarc-André Lureaufi
22390aebab04SLingfeng Yangif test "$have_tsan" = "yes" ; then
22400aebab04SLingfeng Yang  if test "$have_tsan_iface_fiber" = "yes" ; then
22410aebab04SLingfeng Yang    QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
22420aebab04SLingfeng Yang    QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
22430aebab04SLingfeng Yang  else
22440aebab04SLingfeng Yang    error_exit "Cannot enable TSAN due to missing fiber annotation interface."
22450aebab04SLingfeng Yang  fi
22460aebab04SLingfeng Yangelif test "$tsan" = "yes" ; then
22470aebab04SLingfeng Yang  error_exit "Cannot enable TSAN due to missing sanitize thread interface."
22480aebab04SLingfeng Yangfi
2249247724cbSMarc-André Lureauif test "$have_ubsan" = "yes"; then
2250db5adeaaSPaolo Bonzini  QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
2251db5adeaaSPaolo Bonzini  QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
2252247724cbSMarc-André Lureaufi
2253247724cbSMarc-André Lureau
225433ab4787SPaolo Bonzini#######################################
225533ab4787SPaolo Bonzini# cross-compiled firmware targets
225633ab4787SPaolo Bonzini
2257ad388845SPaolo Bonzini# Set up build tree symlinks that point back into the source tree
2258ad388845SPaolo Bonzini# (these can be both files and directories).
2259ad388845SPaolo Bonzini# Caution: avoid adding files or directories here using wildcards. This
2260ad388845SPaolo Bonzini# will result in problems later if a new file matching the wildcard is
2261ad388845SPaolo Bonzini# added to the source tree -- nothing will cause configure to be rerun
2262ad388845SPaolo Bonzini# so the build tree will be missing the link back to the new file, and
2263ad388845SPaolo Bonzini# tests might fail. Prefer to keep the relevant files in their own
2264ad388845SPaolo Bonzini# directory and symlink the directory instead.
2265ad388845SPaolo BonziniLINKS="Makefile"
2266201aa17eSThomas HuthLINKS="$LINKS docs/config"
2267ad388845SPaolo BonziniLINKS="$LINKS pc-bios/optionrom/Makefile"
2268ad388845SPaolo BonziniLINKS="$LINKS pc-bios/s390-ccw/Makefile"
2269d695918fSPaolo BonziniLINKS="$LINKS pc-bios/vof/Makefile"
2270ad388845SPaolo BonziniLINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
2271ad388845SPaolo BonziniLINKS="$LINKS tests/avocado tests/data"
2272ad388845SPaolo BonziniLINKS="$LINKS tests/qemu-iotests/check"
2273ad388845SPaolo BonziniLINKS="$LINKS python"
2274ad388845SPaolo BonziniLINKS="$LINKS contrib/plugins/Makefile "
2275ad388845SPaolo Bonzinifor f in $LINKS ; do
2276ad388845SPaolo Bonzini    if [ -e "$source_path/$f" ]; then
2277cc3c71e8SPeter Maydell        mkdir -p "$(dirname ./"$f")"
2278ad388845SPaolo Bonzini        symlink "$source_path/$f" "$f"
2279ad388845SPaolo Bonzini    fi
2280ad388845SPaolo Bonzinidone
2281ad388845SPaolo Bonzini
2282b898bf28SPaolo Bonziniecho "# Automatically generated by configure - do not modify" > Makefile.prereqs
2283b898bf28SPaolo Bonzini
2284ca35f780SPaolo Bonzini# Mac OS X ships with a broken assembler
2285ca35f780SPaolo Bonziniroms=
228635fd22b0SPaolo Bonziniif have_target i386-softmmu x86_64-softmmu && \
228735fd22b0SPaolo Bonzini        test "$targetos" != "darwin" && test "$targetos" != "sunos" && \
228835fd22b0SPaolo Bonzini        test "$targetos" != "haiku" && \
228961cbb356SPaolo Bonzini        probe_target_compiler i386-softmmu; then
229076ca98b0SPaolo Bonzini    roms="pc-bios/optionrom"
229133ab4787SPaolo Bonzini    config_mak=pc-bios/optionrom/config.mak
229233ab4787SPaolo Bonzini    echo "# Automatically generated by configure - do not modify" > $config_mak
229333ab4787SPaolo Bonzini    echo "TOPSRC_DIR=$source_path" >> $config_mak
2294fde10960SAlex Bennée    write_target_makefile >> $config_mak
229533ab4787SPaolo Bonzinifi
2296ca35f780SPaolo Bonzini
229735fd22b0SPaolo Bonziniif have_target ppc-softmmu ppc64-softmmu && \
229835fd22b0SPaolo Bonzini        probe_target_compiler ppc-softmmu; then
229976ca98b0SPaolo Bonzini    roms="$roms pc-bios/vof"
2300d695918fSPaolo Bonzini    config_mak=pc-bios/vof/config.mak
2301d695918fSPaolo Bonzini    echo "# Automatically generated by configure - do not modify" > $config_mak
2302d695918fSPaolo Bonzini    echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak
2303fde10960SAlex Bennée    write_target_makefile >> $config_mak
2304d695918fSPaolo Bonzinifi
2305d695918fSPaolo Bonzini
23069ffed426SPaolo Bonzini# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10
23079ffed426SPaolo Bonzini# (which is the lowest architecture level that Clang supports)
230835fd22b0SPaolo Bonziniif have_target s390x-softmmu && probe_target_compiler s390x-softmmu; then
23092e33c3f8SThomas Huth  write_c_skeleton
23109ffed426SPaolo Bonzini  do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC
2311a5b2afd5SThomas Huth  has_z900=$?
23129ffed426SPaolo Bonzini  if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then
2313a5b2afd5SThomas Huth    if [ $has_z900 != 0 ]; then
2314a5b2afd5SThomas Huth      echo "WARNING: Your compiler does not support the z900!"
2315a5b2afd5SThomas Huth      echo "         The s390-ccw bios will only work with guest CPUs >= z10."
2316a5b2afd5SThomas Huth    fi
231776ca98b0SPaolo Bonzini    roms="$roms pc-bios/s390-ccw"
23189ffed426SPaolo Bonzini    config_mak=pc-bios/s390-ccw/config-host.mak
23199ffed426SPaolo Bonzini    echo "# Automatically generated by configure - do not modify" > $config_mak
23209ffed426SPaolo Bonzini    echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak
2321fde10960SAlex Bennée    write_target_makefile >> $config_mak
23221ef6bfc2SPhilippe Mathieu-Daudé    # SLOF is required for building the s390-ccw firmware on s390x,
23231ef6bfc2SPhilippe Mathieu-Daudé    # since it is using the libnet code from SLOF for network booting.
23241ef6bfc2SPhilippe Mathieu-Daudé    git_submodules="${git_submodules} roms/SLOF"
23251ef6bfc2SPhilippe Mathieu-Daudé  fi
23269933c305SChristian Borntraegerfi
23279933c305SChristian Borntraeger
23289ffed426SPaolo Bonzini#######################################
23299ffed426SPaolo Bonzini# generate config-host.mak
23309ffed426SPaolo Bonzini
23317d7dbf9dSDan Streetmanif ! (GIT="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then
23327d7dbf9dSDan Streetman    exit 1
23335d91a2edSYonggang Luofi
23345d91a2edSYonggang Luo
233598ec69acSJuan Quintelaconfig_host_mak="config-host.mak"
233697a847bcSbellard
233798ec69acSJuan Quintelaecho "# Automatically generated by configure - do not modify" > $config_host_mak
233898ec69acSJuan Quintelaecho >> $config_host_mak
233998ec69acSJuan Quintela
2340e6c3b0f7SPaolo Bonziniecho all: >> $config_host_mak
2341cc84d63aSDaniel P. Berrangeecho "GIT=$git" >> $config_host_mak
2342aef45d51SDaniel P. Berrangeecho "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
23437d7dbf9dSDan Streetmanecho "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_host_mak
2344804edf29SJuan Quintela
2345f8393946Saurel32if test "$debug_tcg" = "yes" ; then
23462358a494SJuan Quintela  echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
2347f8393946Saurel32fi
234867b915a5Sbellardif test "$mingw32" = "yes" ; then
234998ec69acSJuan Quintela  echo "CONFIG_WIN32=y" >> $config_host_mak
2350954ed68fSPaolo Bonzini  echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER-QEMU}" >> $config_host_mak
2351954ed68fSPaolo Bonzini  echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO-Linux}" >> $config_host_mak
2352954ed68fSPaolo Bonzini  echo "QEMU_GA_VERSION=${QEMU_GA_VERSION-$(cat "$source_path"/VERSION)}" >> $config_host_mak
2353210fa556Spbrookelse
235435f4df27SJuan Quintela  echo "CONFIG_POSIX=y" >> $config_host_mak
2355210fa556Spbrookfi
2356128ab2ffSblueswir1
2357dffcb71cSMark McLoughlinif test "$linux" = "yes" ; then
2358dffcb71cSMark McLoughlin  echo "CONFIG_LINUX=y" >> $config_host_mak
2359dffcb71cSMark McLoughlinfi
2360dffcb71cSMark McLoughlin
236183fb7adfSbellardif test "$darwin" = "yes" ; then
236298ec69acSJuan Quintela  echo "CONFIG_DARWIN=y" >> $config_host_mak
236383fb7adfSbellardfi
2364b29fe3edSmalc
2365ec530c81Sbellardif test "$solaris" = "yes" ; then
236698ec69acSJuan Quintela  echo "CONFIG_SOLARIS=y" >> $config_host_mak
2367ec530c81Sbellardfi
236897a847bcSbellardif test "$static" = "yes" ; then
236998ec69acSJuan Quintela  echo "CONFIG_STATIC=y" >> $config_host_mak
237097a847bcSbellardfi
237198ec69acSJuan Quintelaecho "SRC_PATH=$source_path" >> $config_host_mak
23722b1f35b9SAlex Bennéeecho "TARGET_DIRS=$target_list" >> $config_host_mak
237317969268SFam Zhengif test "$modules" = "yes"; then
237417969268SFam Zheng  echo "CONFIG_MODULES=y" >> $config_host_mak
237517969268SFam Zhengfi
2376277abf15SJan Vesely
237783fb7adfSbellard# XXX: suppress that
23787d3505c5Sbellardif [ "$bsd" = "yes" ] ; then
23792358a494SJuan Quintela  echo "CONFIG_BSD=y" >> $config_host_mak
23807d3505c5Sbellardfi
23817d3505c5Sbellard
23827c2acc70SPeter Maydellecho "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
23837d992e4dSPeter Lieven
2384d83414e1SMarc-André Lureauif test "$have_asan_iface_fiber" = "yes" ; then
2385d83414e1SMarc-André Lureau    echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
2386d83414e1SMarc-André Lureaufi
2387d83414e1SMarc-André Lureau
23880aebab04SLingfeng Yangif test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
23890aebab04SLingfeng Yang    echo "CONFIG_TSAN=y" >> $config_host_mak
23900aebab04SLingfeng Yangfi
23910aebab04SLingfeng Yang
239240e8c6f4SAlex Bennéeif test "$plugins" = "yes" ; then
239340e8c6f4SAlex Bennée    echo "CONFIG_PLUGIN=y" >> $config_host_mak
239440e8c6f4SAlex Bennéefi
239540e8c6f4SAlex Bennée
2396f48e590aSAlex Bennéeif test -n "$gdb_bin"; then
2397b1863cccSAlex Bennée    gdb_version=$($gdb_bin --version | head -n 1)
2398d6a66c81SAlex Bennée    if version_ge ${gdb_version##* } 9.1; then
2399f48e590aSAlex Bennée        echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
2400bcbc36a9SAlex Bennée        gdb_arches=$("$source_path/scripts/probe-gdb-support.py" $gdb_bin)
240148543dd7SAlex Bennée    else
240248543dd7SAlex Bennée        gdb_bin=""
2403f48e590aSAlex Bennée    fi
2404b1863cccSAlex Bennéefi
2405f48e590aSAlex Bennée
2406c4575b59SPaolo Bonziniif test "$container" != no; then
2407c4575b59SPaolo Bonzini    echo "ENGINE=$container" >> $config_host_mak
240860f999b7SAlex Bennée    echo "RUNC=$runc" >> $config_host_mak
2409c4575b59SPaolo Bonzinifi
241098ec69acSJuan Quintelaecho "ROMS=$roms" >> $config_host_mak
2411804edf29SJuan Quintelaecho "MAKE=$make" >> $config_host_mak
2412c886edfbSBlue Swirlecho "PYTHON=$python" >> $config_host_mak
241339d87c8cSAlex Bennéeecho "GENISOIMAGE=$genisoimage" >> $config_host_mak
2414a5665051SPaolo Bonziniecho "MESON=$meson" >> $config_host_mak
241509e93326SPaolo Bonziniecho "NINJA=$ninja" >> $config_host_mak
2416804edf29SJuan Quintelaecho "CC=$cc" >> $config_host_mak
2417a558ee17SJuan Quintelaecho "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
24184cb37d11SPhilippe Mathieu-Daudéecho "QEMU_OBJCFLAGS=$QEMU_OBJCFLAGS" >> $config_host_mak
2419a81df1b6SPaolo Bonziniecho "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
2420a81df1b6SPaolo Bonziniecho "GLIB_LIBS=$glib_libs" >> $config_host_mak
24215b9e7d05SMarc-André Lureauecho "GLIB_BINDIR=$glib_bindir" >> $config_host_mak
2422acedc9a6SPaolo Bonziniecho "GLIB_VERSION=$($pkg_config --modversion glib-2.0)" >> $config_host_mak
2423e3feb2ccSEmilio Cotaif test "$glib_has_gslice" = "yes" ; then
2424e3feb2ccSEmilio Cota    echo "HAVE_GLIB_WITH_SLICE_ALLOCATOR=y" >> $config_host_mak
2425e3feb2ccSEmilio Cotafi
24268a99e9a3SPhilippe Mathieu-Daudéecho "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
2427804edf29SJuan Quintelaecho "EXESUF=$EXESUF" >> $config_host_mak
2428804edf29SJuan Quintela
24296efd7517SPeter Maydell# use included Linux headers
24306efd7517SPeter Maydellif test "$linux" = "yes" ; then
2431a307beb6SAndreas Färber  mkdir -p linux-headers
24326efd7517SPeter Maydell  case "$cpu" in
24334da270beSPaolo Bonzini  i386|x86_64)
243408312a63SPeter Maydell    linux_arch=x86
24356efd7517SPeter Maydell    ;;
2436d8ff892dSPaolo Bonzini  ppc|ppc64)
243708312a63SPeter Maydell    linux_arch=powerpc
24386efd7517SPeter Maydell    ;;
24396efd7517SPeter Maydell  s390x)
244008312a63SPeter Maydell    linux_arch=s390
244108312a63SPeter Maydell    ;;
24421f080313SClaudio Fontana  aarch64)
24431f080313SClaudio Fontana    linux_arch=arm64
24441f080313SClaudio Fontana    ;;
2445dfcf900bSWANG Xuerui  loongarch*)
2446dfcf900bSWANG Xuerui    linux_arch=loongarch
2447dfcf900bSWANG Xuerui    ;;
2448222e7d11SSanjay Lal  mips64)
2449222e7d11SSanjay Lal    linux_arch=mips
2450222e7d11SSanjay Lal    ;;
245108312a63SPeter Maydell  *)
245208312a63SPeter Maydell    # For most CPUs the kernel architecture name and QEMU CPU name match.
245308312a63SPeter Maydell    linux_arch="$cpu"
24546efd7517SPeter Maydell    ;;
24556efd7517SPeter Maydell  esac
245608312a63SPeter Maydell    # For non-KVM architectures we will not have asm headers
245708312a63SPeter Maydell    if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
245808312a63SPeter Maydell      symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
245908312a63SPeter Maydell    fi
24606efd7517SPeter Maydellfi
24616efd7517SPeter Maydell
246297a847bcSbellardfor target in $target_list; do
246397a847bcSbellard    target_dir="$target"
246457a93f16SPhilippe Mathieu-Daudé    target_name=$(echo $target | cut -d '-' -f 1)$EXESUF
246564708615SPeter Maydell    mkdir -p "$target_dir"
2466fdb75aefSPaolo Bonzini    case $target in
2467fdb75aefSPaolo Bonzini        *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;;
2468fdb75aefSPaolo Bonzini        *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;;
24692408a527Saurel32    esac
247056aebc89Spbrookdone
24717d13299dSbellard
2472fdb75aefSPaolo Bonziniif test "$default_targets" = "yes"; then
2473fdb75aefSPaolo Bonzini  echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak
2474fdb75aefSPaolo Bonzinifi
2475a540f158SPeter Crosthwaite
2476fd0e6053SJohn Snowif test "$ccache_cpp2" = "yes"; then
2477fd0e6053SJohn Snow  echo "export CCACHE_CPP2=y" >> $config_host_mak
2478fd0e6053SJohn Snowfi
2479fd0e6053SJohn Snow
24801e4f6065SDaniele Buonoif test "$safe_stack" = "yes"; then
24811e4f6065SDaniele Buono  echo "CONFIG_SAFESTACK=y" >> $config_host_mak
24821e4f6065SDaniele Buonofi
24831e4f6065SDaniele Buono
2484cd362defSPaolo Bonzini# tests/tcg configuration
2485b898bf28SPaolo Bonzini(config_host_mak=tests/tcg/config-host.mak
2486d674342eSPaolo Bonzinimkdir -p tests/tcg
2487cd362defSPaolo Bonziniecho "# Automatically generated by configure - do not modify" > $config_host_mak
2488cd362defSPaolo Bonziniecho "SRC_PATH=$source_path" >> $config_host_mak
2489cd362defSPaolo Bonziniecho "HOST_CC=$host_cc" >> $config_host_mak
2490cd362defSPaolo Bonzini
249148543dd7SAlex Bennée# versioned checked in the main config_host.mak above
249248543dd7SAlex Bennéeif test -n "$gdb_bin"; then
249348543dd7SAlex Bennée    echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
249448543dd7SAlex Bennéefi
2495d1d94d96SPaolo Bonziniif test "$plugins" = "yes" ; then
2496d1d94d96SPaolo Bonzini    echo "CONFIG_PLUGIN=y" >> $config_host_mak
2497d1d94d96SPaolo Bonzinifi
249848543dd7SAlex Bennée
2499cd362defSPaolo Bonzinitcg_tests_targets=
2500cd362defSPaolo Bonzinifor target in $target_list; do
2501cd362defSPaolo Bonzini  arch=${target%%-*}
2502cd362defSPaolo Bonzini
2503cd362defSPaolo Bonzini  case $target in
2504c48a5c47SPaolo Bonzini    xtensa*-linux-user)
2505c48a5c47SPaolo Bonzini      # the toolchain is not complete with headers, only build softmmu tests
2506c48a5c47SPaolo Bonzini      continue
2507c48a5c47SPaolo Bonzini      ;;
2508cd362defSPaolo Bonzini    *-softmmu)
250964708615SPeter Maydell      test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue
2510cd362defSPaolo Bonzini      qemu="qemu-system-$arch"
2511cd362defSPaolo Bonzini      ;;
2512cd362defSPaolo Bonzini    *-linux-user|*-bsd-user)
2513cd362defSPaolo Bonzini      qemu="qemu-$arch"
2514cd362defSPaolo Bonzini      ;;
2515cd362defSPaolo Bonzini  esac
2516cd362defSPaolo Bonzini
2517fde10960SAlex Bennée  if probe_target_compiler $target || test -n "$container_image"; then
25180825cae0SPaolo Bonzini      test -n "$container_image" && build_static=y
2519d674342eSPaolo Bonzini      mkdir -p "tests/tcg/$target"
2520c7022a70SPaolo Bonzini      config_target_mak=tests/tcg/$target/config-target.mak
2521d674342eSPaolo Bonzini      ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile"
2522c7022a70SPaolo Bonzini      echo "# Automatically generated by configure - do not modify" > "$config_target_mak"
2523c7022a70SPaolo Bonzini      echo "TARGET_NAME=$arch" >> "$config_target_mak"
2524a3e28f81SPaolo Bonzini      echo "TARGET=$target" >> "$config_target_mak"
2525c7022a70SPaolo Bonzini      write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak"
252615b273f8SPaolo Bonzini      echo "BUILD_STATIC=$build_static" >> "$config_target_mak"
2527c7022a70SPaolo Bonzini      echo "QEMU=$PWD/$qemu" >> "$config_target_mak"
2528bcbc36a9SAlex Bennée
2529bcbc36a9SAlex Bennée      # will GDB work with these binaries?
2530bcbc36a9SAlex Bennée      if test "${gdb_arches#*$arch}" != "$gdb_arches"; then
2531bcbc36a9SAlex Bennée          echo "HOST_GDB_SUPPORTS_ARCH=y" >> "$config_target_mak"
2532bcbc36a9SAlex Bennée      fi
2533bcbc36a9SAlex Bennée
2534b898bf28SPaolo Bonzini      echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs
2535cd362defSPaolo Bonzini      tcg_tests_targets="$tcg_tests_targets $target"
2536cd362defSPaolo Bonzini  fi
25372038f8c8SPaolo Bonzinidone
2538c0031d38SFabiano Rosas
2539c0031d38SFabiano Rosasif test "$tcg" = "enabled"; then
2540c0031d38SFabiano Rosas    echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak
2541c0031d38SFabiano Rosasfi
2542c0031d38SFabiano Rosas)
25432038f8c8SPaolo Bonzini
2544a5665051SPaolo Bonziniif test "$skip_meson" = no; then
2545fc929892SMarc-André Lureau  cross="config-meson.cross.new"
2546fc929892SMarc-André Lureau  meson_quote() {
2547ac7ebcc5SPaolo Bonzini    test $# = 0 && return
254847b30835SPaolo Bonzini    echo "'$(echo $* | sed "s/ /','/g")'"
2549fc929892SMarc-André Lureau  }
2550fc929892SMarc-André Lureau
2551fc929892SMarc-André Lureau  echo "# Automatically generated by configure - do not modify" > $cross
2552fc929892SMarc-André Lureau  echo "[properties]" >> $cross
2553d1d5e9eeSAlex Bennée
2554d1d5e9eeSAlex Bennée  # unroll any custom device configs
2555d1d5e9eeSAlex Bennée  for a in $device_archs; do
2556d1d5e9eeSAlex Bennée      eval "c=\$devices_${a}"
2557d1d5e9eeSAlex Bennée      echo "${a}-softmmu = '$c'" >> $cross
2558d1d5e9eeSAlex Bennée  done
2559d1d5e9eeSAlex Bennée
256047b30835SPaolo Bonzini  echo "[built-in options]" >> $cross
2561a2866660SPaolo Bonzini  echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross
2562a2866660SPaolo Bonzini  echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross
2563e910c7d9SPhilippe Mathieu-Daudé  test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross
2564a2866660SPaolo Bonzini  echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross
2565a2866660SPaolo Bonzini  echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross
2566fc929892SMarc-André Lureau  echo "[binaries]" >> $cross
25674dba2789SPaolo Bonzini  echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross
25684dba2789SPaolo Bonzini  test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross
25694dba2789SPaolo Bonzini  test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross
257047b30835SPaolo Bonzini  echo "ar = [$(meson_quote $ar)]" >> $cross
257147b30835SPaolo Bonzini  echo "nm = [$(meson_quote $nm)]" >> $cross
257247b30835SPaolo Bonzini  echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross
257347b30835SPaolo Bonzini  echo "ranlib = [$(meson_quote $ranlib)]" >> $cross
2574e8178514SPaolo Bonzini  if has $sdl2_config; then
257547b30835SPaolo Bonzini    echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross
2576e8178514SPaolo Bonzini  fi
257747b30835SPaolo Bonzini  echo "strip = [$(meson_quote $strip)]" >> $cross
2578158bb224SKonstantin Kostiuk  echo "widl = [$(meson_quote $widl)]" >> $cross
257947b30835SPaolo Bonzini  echo "windres = [$(meson_quote $windres)]" >> $cross
2580f9f0e617SAndrey Drobyshev  echo "windmc = [$(meson_quote $windmc)]" >> $cross
25813812c0c4SJoelle van Dyne  if test "$cross_compile" = "yes"; then
2582fc929892SMarc-André Lureau    cross_arg="--cross-file config-meson.cross"
2583fc929892SMarc-André Lureau    echo "[host_machine]" >> $cross
2584ba7c60c2SPaolo Bonzini    echo "system = '$targetos'" >> $cross
2585823eb013SPaolo Bonzini    case "$cpu" in
2586f6bca9dfSJoelle van Dyne        i386)
2587fc929892SMarc-André Lureau            echo "cpu_family = 'x86'" >> $cross
2588fc929892SMarc-André Lureau            ;;
2589fc929892SMarc-André Lureau        *)
2590823eb013SPaolo Bonzini            echo "cpu_family = '$cpu'" >> $cross
2591fc929892SMarc-André Lureau            ;;
2592fc929892SMarc-André Lureau    esac
2593fc929892SMarc-André Lureau    echo "cpu = '$cpu'" >> $cross
2594fc929892SMarc-André Lureau    if test "$bigendian" = "yes" ; then
2595fc929892SMarc-André Lureau        echo "endian = 'big'" >> $cross
2596fc929892SMarc-André Lureau    else
2597fc929892SMarc-André Lureau        echo "endian = 'little'" >> $cross
2598fc929892SMarc-André Lureau    fi
2599fc929892SMarc-André Lureau  else
2600fc929892SMarc-André Lureau    cross_arg="--native-file config-meson.cross"
2601fc929892SMarc-André Lureau  fi
2602fc929892SMarc-André Lureau  mv $cross config-meson.cross
2603fc929892SMarc-André Lureau
2604a5665051SPaolo Bonzini  rm -rf meson-private meson-info meson-logs
26050a31e3a0SPaolo Bonzini
26065a347a73SMarc-André Lureau  # Prevent meson from automatically downloading wrapped subprojects when missing.
26075a347a73SMarc-André Lureau  # You can use 'meson subprojects download' before running configure.
26085a347a73SMarc-André Lureau  meson_option_add "--wrap-mode=nodownload"
26095a347a73SMarc-André Lureau
26100a31e3a0SPaolo Bonzini  # Built-in options
26110a31e3a0SPaolo Bonzini  test "$bindir" != "bin" && meson_option_add "-Dbindir=$bindir"
26120a31e3a0SPaolo Bonzini  test "$default_feature" = no && meson_option_add -Dauto_features=disabled
26130a31e3a0SPaolo Bonzini  test "$pie" = no && meson_option_add -Db_pie=false
26140a31e3a0SPaolo Bonzini  test "$werror" = yes && meson_option_add -Dwerror=true
26150a31e3a0SPaolo Bonzini
26160a31e3a0SPaolo Bonzini  # QEMU options
26170a31e3a0SPaolo Bonzini  test "$cfi" != false && meson_option_add "-Dcfi=$cfi"
26180a31e3a0SPaolo Bonzini  test "$fdt" != auto && meson_option_add "-Dfdt=$fdt"
26190a31e3a0SPaolo Bonzini  test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE"
26200a31e3a0SPaolo Bonzini  test "$qemu_suffix" != qemu && meson_option_add "-Dqemu_suffix=$qemu_suffix"
26210a31e3a0SPaolo Bonzini  test "$smbd" != '' && meson_option_add "-Dsmbd=$smbd"
26220a31e3a0SPaolo Bonzini  test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg"
262355116968SJagannathan Raman  test "$vfio_user_server" != auto && meson_option_add "-Dvfio_user_server=$vfio_user_server"
262461d63097SPaolo Bonzini  run_meson() {
26250a31e3a0SPaolo Bonzini    NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path"
262661d63097SPaolo Bonzini  }
262761d63097SPaolo Bonzini  eval run_meson $meson_options
2628a5665051SPaolo Bonzini  if test "$?" -ne 0 ; then
2629a5665051SPaolo Bonzini      error_exit "meson setup failed"
2630a5665051SPaolo Bonzini  fi
2631a5665051SPaolo Bonzinifi
2632a5665051SPaolo Bonzini
2633dc655404SMichael S. Tsirkin# Save the configure command line for later reuse.
2634dc655404SMichael S. Tsirkincat <<EOD >config.status
2635dc655404SMichael S. Tsirkin#!/bin/sh
2636dc655404SMichael S. Tsirkin# Generated by configure.
2637dc655404SMichael S. Tsirkin# Run this file to recreate the current configuration.
2638dc655404SMichael S. Tsirkin# Compiler output produced by configure, useful for debugging
2639dc655404SMichael S. Tsirkin# configure, is in config.log if it exists.
2640dc655404SMichael S. TsirkinEOD
2641e811da7fSDaniel P. Berrangé
2642e811da7fSDaniel P. Berrangépreserve_env() {
2643e811da7fSDaniel P. Berrangé    envname=$1
2644e811da7fSDaniel P. Berrangé
2645e811da7fSDaniel P. Berrangé    eval envval=\$$envname
2646e811da7fSDaniel P. Berrangé
2647e811da7fSDaniel P. Berrangé    if test -n "$envval"
2648e811da7fSDaniel P. Berrangé    then
2649e811da7fSDaniel P. Berrangé	echo "$envname='$envval'" >> config.status
2650e811da7fSDaniel P. Berrangé	echo "export $envname" >> config.status
2651e811da7fSDaniel P. Berrangé    else
2652e811da7fSDaniel P. Berrangé	echo "unset $envname" >> config.status
2653e811da7fSDaniel P. Berrangé    fi
2654e811da7fSDaniel P. Berrangé}
2655e811da7fSDaniel P. Berrangé
2656e811da7fSDaniel P. Berrangé# Preserve various env variables that influence what
2657e811da7fSDaniel P. Berrangé# features/build target configure will detect
2658e811da7fSDaniel P. Berrangépreserve_env AR
2659e811da7fSDaniel P. Berrangépreserve_env AS
2660e811da7fSDaniel P. Berrangépreserve_env CC
26618009da03SPaolo Bonzinipreserve_env CFLAGS
2662e811da7fSDaniel P. Berrangépreserve_env CXX
26638009da03SPaolo Bonzinipreserve_env CXXFLAGS
2664e811da7fSDaniel P. Berrangépreserve_env LD
26658009da03SPaolo Bonzinipreserve_env LDFLAGS
2666e811da7fSDaniel P. Berrangépreserve_env LD_LIBRARY_PATH
2667e811da7fSDaniel P. Berrangépreserve_env MAKE
2668e811da7fSDaniel P. Berrangépreserve_env NM
2669b5569e5bSPaolo Bonzinipreserve_env OBJCFLAGS
2670e811da7fSDaniel P. Berrangépreserve_env OBJCOPY
2671e811da7fSDaniel P. Berrangépreserve_env PATH
2672e811da7fSDaniel P. Berrangépreserve_env PKG_CONFIG
2673e811da7fSDaniel P. Berrangépreserve_env PKG_CONFIG_LIBDIR
2674e811da7fSDaniel P. Berrangépreserve_env PKG_CONFIG_PATH
2675e811da7fSDaniel P. Berrangépreserve_env PYTHON
2676954ed68fSPaolo Bonzinipreserve_env QEMU_GA_MANUFACTURER
2677954ed68fSPaolo Bonzinipreserve_env QEMU_GA_DISTRO
2678954ed68fSPaolo Bonzinipreserve_env QEMU_GA_VERSION
2679e811da7fSDaniel P. Berrangépreserve_env SDL2_CONFIG
2680e811da7fSDaniel P. Berrangépreserve_env SMBD
2681e811da7fSDaniel P. Berrangépreserve_env STRIP
2682158bb224SKonstantin Kostiukpreserve_env WIDL
2683e811da7fSDaniel P. Berrangépreserve_env WINDRES
2684f9f0e617SAndrey Drobyshevpreserve_env WINDMC
2685e811da7fSDaniel P. Berrangé
2686dc655404SMichael S. Tsirkinprintf "exec" >>config.status
2687a5665051SPaolo Bonzinifor i in "$0" "$@"; do
2688835af899SPaolo Bonzini  test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status
2689a5665051SPaolo Bonzinidone
2690cf7cc929SDr. David Alan Gilbertecho ' "$@"' >>config.status
2691dc655404SMichael S. Tsirkinchmod +x config.status
2692dc655404SMichael S. Tsirkin
26938cd05ab6SPeter Maydellrm -r "$TMPDIR1"
2694