xref: /openbmc/qemu/configure (revision 7f788779)
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
34dedad027SDaniel P. Berrangé    mkdir build
35dedad027SDaniel P. Berrangé    touch $MARKER
36dedad027SDaniel P. Berrangé
37dedad027SDaniel P. Berrangé    cat > GNUmakefile <<'EOF'
38dedad027SDaniel P. Berrangé# This file is auto-generated by configure to support in-source tree
39dedad027SDaniel P. Berrangé# 'make' command invocation
40dedad027SDaniel P. Berrangé
41dedad027SDaniel P. Berrangéifeq ($(MAKECMDGOALS),)
42dedad027SDaniel P. Berrangérecurse: all
43dedad027SDaniel P. Berrangéendif
44dedad027SDaniel P. Berrangé
45dedad027SDaniel P. Berrangé.NOTPARALLEL: %
46dedad027SDaniel P. Berrangé%: force
47dedad027SDaniel P. Berrangé	@echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
48dedad027SDaniel P. Berrangé	@$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
49dedad027SDaniel P. Berrangé	@if test "$(MAKECMDGOALS)" = "distclean" && \
50dedad027SDaniel P. Berrangé	    test -e build/auto-created-by-configure ; \
51dedad027SDaniel P. Berrangé	then \
52dedad027SDaniel P. Berrangé	    rm -rf build GNUmakefile ; \
53dedad027SDaniel P. Berrangé	fi
54dedad027SDaniel P. Berrangéforce: ;
55dedad027SDaniel P. Berrangé.PHONY: force
56dedad027SDaniel P. BerrangéGNUmakefile: ;
57dedad027SDaniel P. Berrangé
58dedad027SDaniel P. BerrangéEOF
59dedad027SDaniel P. Berrangé    cd build
6064708615SPeter Maydell    exec "$source_path/configure" "$@"
61dedad027SDaniel P. Berrangéfi
62dedad027SDaniel P. Berrangé
638cd05ab6SPeter Maydell# Temporary directory used for files created while
648cd05ab6SPeter Maydell# configure runs. Since it is in the build directory
658cd05ab6SPeter Maydell# we can safely blow away any previous version of it
668cd05ab6SPeter Maydell# (and we need not jump through hoops to try to delete
678cd05ab6SPeter Maydell# it when configure exits.)
688cd05ab6SPeter MaydellTMPDIR1="config-temp"
698cd05ab6SPeter Maydellrm -rf "${TMPDIR1}"
70563661c0SPeter Maydellif ! mkdir -p "${TMPDIR1}"; then
718cd05ab6SPeter Maydell    echo "ERROR: failed to create temporary directory"
728cd05ab6SPeter Maydell    exit 1
737d13299dSbellardfi
747d13299dSbellard
758cd05ab6SPeter MaydellTMPB="qemu-conf"
768cd05ab6SPeter MaydellTMPC="${TMPDIR1}/${TMPB}.c"
7766518bf6SDon SlutzTMPO="${TMPDIR1}/${TMPB}.o"
784cb37d11SPhilippe Mathieu-DaudéTMPM="${TMPDIR1}/${TMPB}.m"
798cd05ab6SPeter MaydellTMPE="${TMPDIR1}/${TMPB}.exe"
807d13299dSbellard
81da1d85e3SGerd Hoffmannrm -f config.log
829ac81bbbSmalc
83b48e3611SPeter Maydell# Print a helpful header at the top of config.log
84b48e3611SPeter Maydellecho "# QEMU configure log $(date)" >> config.log
85979ae168SPeter Maydellprintf "# Configured with:" >> config.log
86*7f788779SAlex Bennée# repeat the invocation to log and stdout for CI
87*7f788779SAlex Bennéeinvoke=$(printf " '%s'" "$0" "$@")
88*7f788779SAlex Bennéetest -n "$GITLAB_CI" && echo "configuring with: $invoke"
89*7f788779SAlex Bennée{ echo "$invoke"; echo; echo "#"; } >> config.log
90b48e3611SPeter Maydell
91835af899SPaolo Bonziniquote_sh() {
92835af899SPaolo Bonzini    printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&',"
93835af899SPaolo Bonzini}
94835af899SPaolo Bonzini
95d880a3baSPaolo Bonziniprint_error() {
96d880a3baSPaolo Bonzini    (echo
9776ad07a4SPeter Maydell    echo "ERROR: $1"
9876ad07a4SPeter Maydell    while test -n "$2"; do
9976ad07a4SPeter Maydell        echo "       $2"
10076ad07a4SPeter Maydell        shift
10176ad07a4SPeter Maydell    done
102d880a3baSPaolo Bonzini    echo) >&2
103d880a3baSPaolo Bonzini}
104d880a3baSPaolo Bonzini
105d880a3baSPaolo Bonzinierror_exit() {
106d880a3baSPaolo Bonzini    print_error "$@"
10776ad07a4SPeter Maydell    exit 1
10876ad07a4SPeter Maydell}
10976ad07a4SPeter Maydell
1109c83ffd8SPeter Maydelldo_compiler() {
1119c83ffd8SPeter Maydell  # Run the compiler, capturing its output to the log. First argument
1129c83ffd8SPeter Maydell  # is compiler binary to execute.
113b3b5472dSPeter Maydell  compiler="$1"
114cd362defSPaolo Bonzini  shift
115cd362defSPaolo Bonzini  if test -n "$BASH_VERSION"; then eval '
116cd362defSPaolo Bonzini      echo >>config.log "
117cd362defSPaolo Bonzinifuncs: ${FUNCNAME[*]}
118cd362defSPaolo Bonzinilines: ${BASH_LINENO[*]}"
119cd362defSPaolo Bonzini  '; fi
120cd362defSPaolo Bonzini  echo $compiler "$@" >> config.log
121cd362defSPaolo Bonzini  $compiler "$@" >> config.log 2>&1 || return $?
122cd362defSPaolo Bonzini}
123cd362defSPaolo Bonzini
124cd362defSPaolo Bonzinido_compiler_werror() {
125cd362defSPaolo Bonzini    # Run the compiler, capturing its output to the log. First argument
126cd362defSPaolo Bonzini    # is compiler binary to execute.
127630d86b7SDavid CARLIER    compiler="$1"
1289c83ffd8SPeter Maydell    shift
1298bbe05d7SIan Jackson    if test -n "$BASH_VERSION"; then eval '
1308bbe05d7SIan Jackson        echo >>config.log "
1318bbe05d7SIan Jacksonfuncs: ${FUNCNAME[*]}
1328bbe05d7SIan Jacksonlines: ${BASH_LINENO[*]}"
1338bbe05d7SIan Jackson    '; fi
1349c83ffd8SPeter Maydell    echo $compiler "$@" >> config.log
1359c83ffd8SPeter Maydell    $compiler "$@" >> config.log 2>&1 || return $?
1368dc38a78SPeter Maydell    # Test passed. If this is an --enable-werror build, rerun
1378dc38a78SPeter Maydell    # the test with -Werror and bail out if it fails. This
1388dc38a78SPeter Maydell    # makes warning-generating-errors in configure test code
1398dc38a78SPeter Maydell    # obvious to developers.
1408dc38a78SPeter Maydell    if test "$werror" != "yes"; then
1418dc38a78SPeter Maydell        return 0
1428dc38a78SPeter Maydell    fi
1438dc38a78SPeter Maydell    # Don't bother rerunning the compile if we were already using -Werror
1448dc38a78SPeter Maydell    case "$*" in
1458dc38a78SPeter Maydell        *-Werror*)
1468dc38a78SPeter Maydell           return 0
1478dc38a78SPeter Maydell        ;;
1488dc38a78SPeter Maydell    esac
1499c83ffd8SPeter Maydell    echo $compiler -Werror "$@" >> config.log
1509c83ffd8SPeter Maydell    $compiler -Werror "$@" >> config.log 2>&1 && return $?
15176ad07a4SPeter Maydell    error_exit "configure test passed without -Werror but failed with -Werror." \
15276ad07a4SPeter Maydell        "This is probably a bug in the configure script. The failing command" \
15376ad07a4SPeter Maydell        "will be at the bottom of config.log." \
15476ad07a4SPeter Maydell        "You can run configure with --disable-werror to bypass this check."
1558dc38a78SPeter Maydell}
1568dc38a78SPeter Maydell
1579c83ffd8SPeter Maydelldo_cc() {
158cd362defSPaolo Bonzini    do_compiler_werror "$cc" $CPU_CFLAGS "$@"
1599c83ffd8SPeter Maydell}
1609c83ffd8SPeter Maydell
1614cb37d11SPhilippe Mathieu-Daudédo_objc() {
162cd362defSPaolo Bonzini    do_compiler_werror "$objcc" $CPU_CFLAGS "$@"
1634cb37d11SPhilippe Mathieu-Daudé}
1644cb37d11SPhilippe Mathieu-Daudé
16500849b92SRichard Henderson# Append $2 to the variable named $1, with space separation
16600849b92SRichard Hendersonadd_to() {
16700849b92SRichard Henderson    eval $1=\${$1:+\"\$$1 \"}\$2
16800849b92SRichard Henderson}
16900849b92SRichard Henderson
17052166aa0SJuan Quintelacompile_object() {
171fd0e6053SJohn Snow  local_cflags="$1"
172a2866660SPaolo Bonzini  do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
17352166aa0SJuan Quintela}
17452166aa0SJuan Quintela
17552166aa0SJuan Quintelacompile_prog() {
17652166aa0SJuan Quintela  local_cflags="$1"
17752166aa0SJuan Quintela  local_ldflags="$2"
178a2866660SPaolo Bonzini  do_cc $CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC \
179a2866660SPaolo Bonzini      $LDFLAGS $EXTRA_LDFLAGS $CONFIGURE_LDFLAGS $QEMU_LDFLAGS $local_ldflags
18052166aa0SJuan Quintela}
18152166aa0SJuan Quintela
18211568d6dSPaolo Bonzini# symbolically link $1 to $2.  Portable version of "ln -sf".
18311568d6dSPaolo Bonzinisymlink() {
18472b8b5a1SStefan Weil  rm -rf "$2"
185ec5b06d7SAnthony Liguori  mkdir -p "$(dirname "$2")"
18672b8b5a1SStefan Weil  ln -s "$1" "$2"
18711568d6dSPaolo Bonzini}
18811568d6dSPaolo Bonzini
1890dba6195SLoïc Minier# check whether a command is available to this shell (may be either an
1900dba6195SLoïc Minier# executable or a builtin)
1910dba6195SLoïc Minierhas() {
1920dba6195SLoïc Minier    type "$1" >/dev/null 2>&1
1930dba6195SLoïc Minier}
1940dba6195SLoïc Minier
1950a01d76fSMarc-André Lureauversion_ge () {
1962df52b9bSAlex Bennée    local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ')
1972df52b9bSAlex Bennée    local_ver2=$(echo "$2" | tr . ' ')
1980a01d76fSMarc-André Lureau    while true; do
1990a01d76fSMarc-André Lureau        set x $local_ver1
2000a01d76fSMarc-André Lureau        local_first=${2-0}
201c44a33e2SStefano Garzarella        # 'shift 2' if $2 is set, or 'shift' if $2 is not set
202c44a33e2SStefano Garzarella        shift ${2:+2}
2030a01d76fSMarc-André Lureau        local_ver1=$*
2040a01d76fSMarc-André Lureau        set x $local_ver2
2050a01d76fSMarc-André Lureau        # the second argument finished, the first must be greater or equal
2060a01d76fSMarc-André Lureau        test $# = 1 && return 0
2070a01d76fSMarc-André Lureau        test $local_first -lt $2 && return 1
2080a01d76fSMarc-André Lureau        test $local_first -gt $2 && return 0
209c44a33e2SStefano Garzarella        shift ${2:+2}
2100a01d76fSMarc-André Lureau        local_ver2=$*
2110a01d76fSMarc-André Lureau    done
2120a01d76fSMarc-André Lureau}
2130a01d76fSMarc-André Lureau
2143b6b7550SPaolo Bonziniglob() {
2153b6b7550SPaolo Bonzini    eval test -z '"${1#'"$2"'}"'
2163b6b7550SPaolo Bonzini}
2173b6b7550SPaolo Bonzini
2184ace32e2SAntonio Ospiteif printf %s\\n "$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")
233ac0df51dSaliguori
23492712822SDaniel P. Berrangeif test -e "$source_path/.git"
23592712822SDaniel P. Berrangethen
2367d7dbf9dSDan Streetman    git_submodules_action="update"
23792712822SDaniel P. Berrangeelse
2387d7dbf9dSDan Streetman    git_submodules_action="ignore"
23992712822SDaniel P. Berrangefi
2402d652f24SPaolo Bonzini
2412d652f24SPaolo Bonzinigit_submodules="ui/keycodemapdb"
242cc84d63aSDaniel P. Berrangegit="git"
243ac0df51dSaliguori
244afb63ebdSStefan Weil# Don't accept a target_list environment variable.
245afb63ebdSStefan Weilunset target_list
246447e133fSAlex Bennéeunset target_list_exclude
247377529c0SPaolo Bonzini
248377529c0SPaolo Bonzini# Default value for a variable defining feature "foo".
249377529c0SPaolo Bonzini#  * foo="no"  feature will only be used if --enable-foo arg is given
250377529c0SPaolo Bonzini#  * foo=""    feature will be searched for, and if found, will be used
251377529c0SPaolo Bonzini#              unless --disable-foo is given
252377529c0SPaolo Bonzini#  * foo="yes" this value will only be set by --enable-foo flag.
253377529c0SPaolo Bonzini#              feature will searched for,
254377529c0SPaolo Bonzini#              if not found, configure exits with error
255377529c0SPaolo Bonzini#
256377529c0SPaolo Bonzini# Always add --enable-foo and --disable-foo command line args.
257377529c0SPaolo Bonzini# Distributions want to ensure that several features are compiled in, and it
258377529c0SPaolo Bonzini# is impossible without a --enable-foo that exits if a feature is not found.
259377529c0SPaolo Bonzini
260c87ea116SAlex Bennéedefault_feature=""
261c87ea116SAlex Bennée# parse CC options second
262c87ea116SAlex Bennéefor opt do
263c87ea116SAlex Bennée  optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
264c87ea116SAlex Bennée  case "$opt" in
265c87ea116SAlex Bennée      --without-default-features)
266c87ea116SAlex Bennée          default_feature="no"
267c87ea116SAlex Bennée  ;;
268c87ea116SAlex Bennée  esac
269c87ea116SAlex Bennéedone
270c87ea116SAlex Bennée
271a2866660SPaolo BonziniEXTRA_CFLAGS=""
272a2866660SPaolo BonziniEXTRA_CXXFLAGS=""
273e910c7d9SPhilippe Mathieu-DaudéEXTRA_OBJCFLAGS=""
274a2866660SPaolo BonziniEXTRA_LDFLAGS=""
275a2866660SPaolo Bonzini
276377529c0SPaolo Bonzinidebug_tcg="no"
277247724cbSMarc-André Lureausanitizers="no"
2780aebab04SLingfeng Yangtsan="no"
2791f3f2bfeSMichael Tokarevfortify_source="yes"
280c7328271SMiroslav RezaninaEXESUF=""
28117969268SFam Zhengmodules="no"
282377529c0SPaolo Bonziniprefix="/usr/local"
28310ff82d1SMarc-André Lureauqemu_suffix="qemu"
284377529c0SPaolo Bonzinisoftmmu="yes"
285b915a2f1SPaolo Bonzinilinux_user=""
286b915a2f1SPaolo Bonzinibsd_user=""
28740d6444eSAvi Kivitypie=""
288519175a2SAlex Barcelocoroutine=""
289ba4dd2aaSAlex Bennéeplugins="$default_feature"
290a5665051SPaolo Bonzinimeson=""
29148328880SPaolo Bonzinininja=""
292c09c1ce7SPaolo Bonzinibindir="bin"
293a5665051SPaolo Bonziniskip_meson=no
29455116968SJagannathan Ramanvfio_user_server="disabled"
295377529c0SPaolo Bonzini
2963b4da132SPaolo Bonzini# The following Meson options are handled manually (still they
2973b4da132SPaolo Bonzini# are included in the automatically generated help message)
2983b4da132SPaolo Bonzini
2993b4da132SPaolo Bonzini# 1. Track which submodules are needed
3000577e84dSThomas Huthfdt="auto"
3013b4da132SPaolo Bonzini
302c54b59eeSPaolo Bonzini# 2. Automatically enable/disable other options
3037630156dSPhilippe Mathieu-Daudétcg="auto"
3043b4da132SPaolo Bonzinicfi="false"
3053b4da132SPaolo Bonzini
306c87ea116SAlex Bennée# parse CC options second
307ac0df51dSaliguorifor opt do
30889138857SStefan Weil  optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
309ac0df51dSaliguori  case "$opt" in
310ac0df51dSaliguori  --cross-prefix=*) cross_prefix="$optarg"
3113812c0c4SJoelle van Dyne                    cross_compile="yes"
312ac0df51dSaliguori  ;;
3133d8df640SPaolo Bonzini  --cc=*) CC="$optarg"
314ac0df51dSaliguori  ;;
31583f73fceSTomoki Sekiyama  --cxx=*) CXX="$optarg"
31683f73fceSTomoki Sekiyama  ;;
3172ff6b91eSJuan Quintela  --cpu=*) cpu="$optarg"
3182ff6b91eSJuan Quintela  ;;
319a2866660SPaolo Bonzini  --extra-cflags=*)
320a2866660SPaolo Bonzini    EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg"
321a2866660SPaolo Bonzini    EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
322e910c7d9SPhilippe Mathieu-Daudé    EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
323e2a2ed06SJuan Quintela    ;;
324a2866660SPaolo Bonzini  --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg"
32511cde1c8SBruno Dominguez  ;;
326e910c7d9SPhilippe Mathieu-Daudé  --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg"
327e910c7d9SPhilippe Mathieu-Daudé  ;;
328a2866660SPaolo Bonzini  --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg"
329e2a2ed06SJuan Quintela  ;;
330d75402b5SAlex Bennée  --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
331d75402b5SAlex Bennée  ;;
332479ca4ccSMatheus Ferst  --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-cflags-}; cc_arch=${cc_arch%%=*}
333d422b2bcSAlex Bennée                      eval "cross_cc_cflags_${cc_arch}=\$optarg"
334d422b2bcSAlex Bennée  ;;
335d75402b5SAlex Bennée  --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
336d75402b5SAlex Bennée                eval "cross_cc_${cc_arch}=\$optarg"
337d75402b5SAlex Bennée  ;;
3385adb43beSPaolo Bonzini  --cross-prefix-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-prefix-FOO option"
3395adb43beSPaolo Bonzini  ;;
3405adb43beSPaolo Bonzini  --cross-prefix-*) cc_arch=${opt#--cross-prefix-}; cc_arch=${cc_arch%%=*}
3415adb43beSPaolo Bonzini                    eval "cross_prefix_${cc_arch}=\$optarg"
3425adb43beSPaolo Bonzini  ;;
343ac0df51dSaliguori  esac
344ac0df51dSaliguoridone
345ac0df51dSaliguori# OS specific
346ac0df51dSaliguori# Using uname is really, really broken.  Once we have the right set of checks
34793148aa5SStefan Weil# we can eliminate its usage altogether.
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
365b3198cc2SStuart Yoderar="${AR-${cross_prefix}ar}"
366cdbd727cSRichard Hendersonas="${AS-${cross_prefix}as}"
3675f6f0e27SRichard Hendersonccas="${CCAS-$cc}"
368b3198cc2SStuart Yoderobjcopy="${OBJCOPY-${cross_prefix}objcopy}"
369b3198cc2SStuart Yoderld="${LD-${cross_prefix}ld}"
3709f81aeb5SAlistair Francisranlib="${RANLIB-${cross_prefix}ranlib}"
3714852ee95SStefan Weilnm="${NM-${cross_prefix}nm}"
37235acbb30SPaolo Bonzinismbd="$SMBD"
373b3198cc2SStuart Yoderstrip="${STRIP-${cross_prefix}strip}"
374158bb224SKonstantin Kostiukwidl="${WIDL-${cross_prefix}widl}"
375b3198cc2SStuart Yoderwindres="${WINDRES-${cross_prefix}windres}"
376f9f0e617SAndrey Drobyshevwindmc="${WINDMC-${cross_prefix}windmc}"
37717884d7bSSergei Trofimovichpkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
37817884d7bSSergei Trofimovichquery_pkg_config() {
37917884d7bSSergei Trofimovich    "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
38017884d7bSSergei Trofimovich}
38117884d7bSSergei Trofimovichpkg_config=query_pkg_config
38247c03744SDave Airliesdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
383ac0df51dSaliguori
384be17dc90SMichael S. Tsirkin# default flags for all hosts
3852d31515bSPeter Maydell# We use -fwrapv to tell the compiler that we require a C dialect where
3862d31515bSPeter Maydell# left shift of signed integers is well defined and has the expected
3872d31515bSPeter Maydell# 2s-complement style results. (Both clang and gcc agree that it
3882d31515bSPeter Maydell# provides these semantics.)
389de38c0ccSPaolo BonziniQEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv"
390086d5f75SPaolo BonziniQEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
391c95e3080SKevin WolfQEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
392be17dc90SMichael S. TsirkinQEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
3935770e8afSPaolo Bonzini
394de38c0ccSPaolo BonziniQEMU_LDFLAGS=
395de38c0ccSPaolo Bonzini
3965770e8afSPaolo Bonzini# Flags that are needed during configure but later taken care of by Meson
3978a9d3d56SRichard HendersonCONFIGURE_CFLAGS="-std=gnu11 -Wall"
3985770e8afSPaolo BonziniCONFIGURE_LDFLAGS=
399086d5f75SPaolo Bonzini
400be17dc90SMichael S. Tsirkin
401ac0df51dSaliguoricheck_define() {
402ac0df51dSaliguoricat > $TMPC <<EOF
403ac0df51dSaliguori#if !defined($1)
404fd786e1aSPeter Maydell#error $1 not defined
405ac0df51dSaliguori#endif
406ac0df51dSaliguoriint main(void) { return 0; }
407ac0df51dSaliguoriEOF
40852166aa0SJuan Quintela  compile_object
409ac0df51dSaliguori}
410ac0df51dSaliguori
411307119e7SGerd Hoffmanncheck_include() {
412307119e7SGerd Hoffmanncat > $TMPC <<EOF
413307119e7SGerd Hoffmann#include <$1>
414307119e7SGerd Hoffmannint main(void) { return 0; }
415307119e7SGerd HoffmannEOF
416307119e7SGerd Hoffmann  compile_object
417307119e7SGerd Hoffmann}
418307119e7SGerd Hoffmann
41993b25869SJohn Snowwrite_c_skeleton() {
42093b25869SJohn Snow    cat > $TMPC <<EOF
42193b25869SJohn Snowint main(void) { return 0; }
42293b25869SJohn SnowEOF
42393b25869SJohn Snow}
42493b25869SJohn Snow
425bbea4050SPeter Maydellif check_define __linux__ ; then
426ba7c60c2SPaolo Bonzini  targetos=linux
427bbea4050SPeter Maydellelif check_define _WIN32 ; then
428ba7c60c2SPaolo Bonzini  targetos=windows
429bbea4050SPeter Maydellelif check_define __OpenBSD__ ; then
430ba7c60c2SPaolo Bonzini  targetos=openbsd
431bbea4050SPeter Maydellelif check_define __sun__ ; then
432ba7c60c2SPaolo Bonzini  targetos=sunos
433bbea4050SPeter Maydellelif check_define __HAIKU__ ; then
434ba7c60c2SPaolo Bonzini  targetos=haiku
435951fedfcSPeter Maydellelif check_define __FreeBSD__ ; then
436ba7c60c2SPaolo Bonzini  targetos=freebsd
437951fedfcSPeter Maydellelif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
438ba7c60c2SPaolo Bonzini  targetos=gnu/kfreebsd
439951fedfcSPeter Maydellelif check_define __DragonFly__ ; then
440ba7c60c2SPaolo Bonzini  targetos=dragonfly
441951fedfcSPeter Maydellelif check_define __NetBSD__; then
442ba7c60c2SPaolo Bonzini  targetos=netbsd
443951fedfcSPeter Maydellelif check_define __APPLE__; then
444ba7c60c2SPaolo Bonzini  targetos=darwin
445bbea4050SPeter Maydellelse
446951fedfcSPeter Maydell  # This is a fatal error, but don't report it yet, because we
447951fedfcSPeter Maydell  # might be going to just print the --help text, or it might
448951fedfcSPeter Maydell  # be the result of a missing compiler.
449ba7c60c2SPaolo Bonzini  targetos=bogus
450bbea4050SPeter Maydellfi
451bbea4050SPeter Maydell
45265eff01bSPaolo Bonzini# OS specific
45365eff01bSPaolo Bonzini
4543b0d8643SPaolo Bonzinimingw32="no"
4553b0d8643SPaolo Bonzinibsd="no"
4563b0d8643SPaolo Bonzinilinux="no"
4573b0d8643SPaolo Bonzinisolaris="no"
45865eff01bSPaolo Bonzinicase $targetos in
45965eff01bSPaolo Bonziniwindows)
46065eff01bSPaolo Bonzini  mingw32="yes"
46165eff01bSPaolo Bonzini  plugins="no"
46265eff01bSPaolo Bonzini  pie="no"
46365eff01bSPaolo Bonzini;;
46465eff01bSPaolo Bonzinignu/kfreebsd)
46565eff01bSPaolo Bonzini  bsd="yes"
46665eff01bSPaolo Bonzini;;
46765eff01bSPaolo Bonzinifreebsd)
46865eff01bSPaolo Bonzini  bsd="yes"
46965eff01bSPaolo Bonzini  make="${MAKE-gmake}"
47065eff01bSPaolo Bonzini  # needed for kinfo_getvmmap(3) in libutil.h
47165eff01bSPaolo Bonzini;;
47265eff01bSPaolo Bonzinidragonfly)
47365eff01bSPaolo Bonzini  bsd="yes"
47465eff01bSPaolo Bonzini  make="${MAKE-gmake}"
47565eff01bSPaolo Bonzini;;
47665eff01bSPaolo Bonzininetbsd)
47765eff01bSPaolo Bonzini  bsd="yes"
47865eff01bSPaolo Bonzini  make="${MAKE-gmake}"
47965eff01bSPaolo Bonzini;;
48065eff01bSPaolo Bonziniopenbsd)
48165eff01bSPaolo Bonzini  bsd="yes"
48265eff01bSPaolo Bonzini  make="${MAKE-gmake}"
48365eff01bSPaolo Bonzini;;
48465eff01bSPaolo Bonzinidarwin)
48565eff01bSPaolo Bonzini  bsd="yes"
48665eff01bSPaolo Bonzini  darwin="yes"
48765eff01bSPaolo Bonzini  # Disable attempts to use ObjectiveC features in os/object.h since they
48865eff01bSPaolo Bonzini  # won't work when we're compiling with gcc as a C compiler.
48965eff01bSPaolo Bonzini  QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
49065eff01bSPaolo Bonzini;;
49165eff01bSPaolo Bonzinisunos)
49265eff01bSPaolo Bonzini  solaris="yes"
49365eff01bSPaolo Bonzini  make="${MAKE-gmake}"
49465eff01bSPaolo Bonzini# needed for CMSG_ macros in sys/socket.h
49565eff01bSPaolo Bonzini  QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
49665eff01bSPaolo Bonzini# needed for TIOCWIN* defines in termios.h
49765eff01bSPaolo Bonzini  QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
49865eff01bSPaolo Bonzini  # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
49965eff01bSPaolo Bonzini  # Note that this check is broken for cross-compilation: if you're
500bbea4050SPeter Maydell  # cross-compiling to one of these OSes then you'll need to specify
501bbea4050SPeter Maydell  # the correct CPU with the --cpu option.
502bbea4050SPeter Maydell  if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
503bbea4050SPeter Maydell    cpu="x86_64"
504bbea4050SPeter Maydell  fi
50565eff01bSPaolo Bonzini;;
50665eff01bSPaolo Bonzinihaiku)
50765eff01bSPaolo Bonzini  pie="no"
50865eff01bSPaolo Bonzini  QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -D_BSD_SOURCE -fPIC $QEMU_CFLAGS"
50965eff01bSPaolo Bonzini;;
51065eff01bSPaolo Bonzinilinux)
51165eff01bSPaolo Bonzini  linux="yes"
51265eff01bSPaolo Bonzini;;
513bbea4050SPeter Maydellesac
514bbea4050SPeter Maydell
5152ff6b91eSJuan Quintelaif test ! -z "$cpu" ; then
5162ff6b91eSJuan Quintela  # command line argument
5172ff6b91eSJuan Quintela  :
5182ff6b91eSJuan Quintelaelif check_define __i386__ ; then
519ac0df51dSaliguori  cpu="i386"
520ac0df51dSaliguorielif check_define __x86_64__ ; then
521c72b26ecSRichard Henderson  if check_define __ILP32__ ; then
522c72b26ecSRichard Henderson    cpu="x32"
523c72b26ecSRichard Henderson  else
524ac0df51dSaliguori    cpu="x86_64"
525c72b26ecSRichard Henderson  fi
5263aa9bd6cSblueswir1elif check_define __sparc__ ; then
5273aa9bd6cSblueswir1  if check_define __arch64__ ; then
5283aa9bd6cSblueswir1    cpu="sparc64"
5293aa9bd6cSblueswir1  else
5303aa9bd6cSblueswir1    cpu="sparc"
5313aa9bd6cSblueswir1  fi
532fdf7ed96Smalcelif check_define _ARCH_PPC ; then
533fdf7ed96Smalc  if check_define _ARCH_PPC64 ; then
534f8378accSRichard Henderson    if check_define _LITTLE_ENDIAN ; then
535f8378accSRichard Henderson      cpu="ppc64le"
536f8378accSRichard Henderson    else
537fdf7ed96Smalc      cpu="ppc64"
538f8378accSRichard Henderson    fi
539ac0df51dSaliguori  else
540fdf7ed96Smalc    cpu="ppc"
541fdf7ed96Smalc  fi
542afa05235SAurelien Jarnoelif check_define __mips__ ; then
543afa05235SAurelien Jarno  cpu="mips"
544d66ed0eaSAurelien Jarnoelif check_define __s390__ ; then
545d66ed0eaSAurelien Jarno  if check_define __s390x__ ; then
546d66ed0eaSAurelien Jarno    cpu="s390x"
547d66ed0eaSAurelien Jarno  else
548d66ed0eaSAurelien Jarno    cpu="s390"
549d66ed0eaSAurelien Jarno  fi
550c4f80543SAlistair Franciselif check_define __riscv ; then
551ba0e7333SRichard Henderson  cpu="riscv"
55221d89f84SPeter Maydellelif check_define __arm__ ; then
55321d89f84SPeter Maydell  cpu="arm"
5541f080313SClaudio Fontanaelif check_define __aarch64__ ; then
5551f080313SClaudio Fontana  cpu="aarch64"
556dfcf900bSWANG Xueruielif check_define __loongarch64 ; then
557dfcf900bSWANG Xuerui  cpu="loongarch64"
558fdf7ed96Smalcelse
55989138857SStefan Weil  cpu=$(uname -m)
560ac0df51dSaliguorifi
561ac0df51dSaliguori
562823eb013SPaolo Bonzini# Normalise host CPU name, set multilib cflags
563359bc95dSPeter Maydell# Note that this case should only have supported host CPUs, not guests.
5647d13299dSbellardcase "$cpu" in
565e4da0e39SPaolo Bonzini  armv*b|armv*l|arm)
566e4da0e39SPaolo Bonzini    cpu="arm" ;;
567e4da0e39SPaolo Bonzini
5687d13299dSbellard  i386|i486|i586|i686|i86pc|BePC)
56997a847bcSbellard    cpu="i386"
570e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m32" ;;
571e4da0e39SPaolo Bonzini  x32)
5724da270beSPaolo Bonzini    cpu="x86_64"
573e4da0e39SPaolo Bonzini    CPU_CFLAGS="-mx32" ;;
574aaa5fa14Saurel32  x86_64|amd64)
575aaa5fa14Saurel32    cpu="x86_64"
576e4da0e39SPaolo Bonzini    # ??? Only extremely old AMD cpus do not have cmpxchg16b.
577e4da0e39SPaolo Bonzini    # If we truly care, we should simply detect this case at
578e4da0e39SPaolo Bonzini    # runtime and generate the fallback to serial emulation.
579e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m64 -mcx16" ;;
580e4da0e39SPaolo Bonzini
581afa05235SAurelien Jarno  mips*)
582e4da0e39SPaolo Bonzini    cpu="mips" ;;
583e4da0e39SPaolo Bonzini
584e4da0e39SPaolo Bonzini  ppc)
585e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m32" ;;
586e4da0e39SPaolo Bonzini  ppc64)
587ced5cfffSMiroslav Rezanina    CPU_CFLAGS="-m64 -mbig-endian" ;;
588e4da0e39SPaolo Bonzini  ppc64le)
589d8ff892dSPaolo Bonzini    cpu="ppc64"
590ced5cfffSMiroslav Rezanina    CPU_CFLAGS="-m64 -mlittle-endian" ;;
591e4da0e39SPaolo Bonzini
592e4da0e39SPaolo Bonzini  s390)
593823eb013SPaolo Bonzini    CPU_CFLAGS="-m31" ;;
594e4da0e39SPaolo Bonzini  s390x)
595e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m64" ;;
596e4da0e39SPaolo Bonzini
5973142255cSblueswir1  sparc|sun4[cdmuv])
598ae228531Sbellard    cpu="sparc"
599e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc" ;;
600e4da0e39SPaolo Bonzini  sparc64)
601e4da0e39SPaolo Bonzini    CPU_CFLAGS="-m64 -mcpu=ultrasparc" ;;
6027d13299dSbellardesac
603e2d52ad3SJuan Quintela
6040db4a067SPaolo Bonzini: ${make=${MAKE-make}}
605b6daf4d3SPaolo Bonzini
606faf44142SDaniel P. Berrangé# We prefer python 3.x. A bare 'python' is traditionally
607faf44142SDaniel P. Berrangé# python 2.x, but some distros have it as python 3.x, so
608ddf90699SEduardo Habkost# we check that too
609faf44142SDaniel P. Berrangépython=
6100a01d76fSMarc-André Lureauexplicit_python=no
611ddf90699SEduardo Habkostfor binary in "${PYTHON-python3}" python
612faf44142SDaniel P. Berrangédo
613faf44142SDaniel P. Berrangé    if has "$binary"
614faf44142SDaniel P. Berrangé    then
61595c5f2deSPaolo Bonzini        python=$(command -v "$binary")
616faf44142SDaniel P. Berrangé        break
617faf44142SDaniel P. Berrangé    fi
618faf44142SDaniel P. Berrangédone
619903458c8SMarkus Armbruster
620903458c8SMarkus Armbruster
62139d87c8cSAlex Bennée# Check for ancillary tools used in testing
62239d87c8cSAlex Bennéegenisoimage=
6233df437c7SAlex Bennéefor binary in genisoimage mkisofs
62439d87c8cSAlex Bennéedo
62539d87c8cSAlex Bennée    if has $binary
62639d87c8cSAlex Bennée    then
62739d87c8cSAlex Bennée        genisoimage=$(command -v "$binary")
62839d87c8cSAlex Bennée        break
62939d87c8cSAlex Bennée    fi
63039d87c8cSAlex Bennéedone
63139d87c8cSAlex Bennée
6323c4a4d0dSPeter Maydell# Default objcc to clang if available, otherwise use CC
6333c4a4d0dSPeter Maydellif has clang; then
6343c4a4d0dSPeter Maydell  objcc=clang
6353c4a4d0dSPeter Maydellelse
6363c4a4d0dSPeter Maydell  objcc="$cc"
6373c4a4d0dSPeter Maydellfi
6383c4a4d0dSPeter Maydell
6393457a3f8SJuan Quintelaif test "$mingw32" = "yes" ; then
6403457a3f8SJuan Quintela  EXESUF=".exe"
64178e9d4adSStefan Weil  # MinGW needs -mthreads for TLS and macro _MT.
6425770e8afSPaolo Bonzini  CONFIGURE_CFLAGS="-mthreads $CONFIGURE_CFLAGS"
64393b25869SJohn Snow  write_c_skeleton;
644d17f305aSPaolo Bonzini  prefix="/qemu"
645c09c1ce7SPaolo Bonzini  bindir=""
64677433a5fSMarc-André Lureau  qemu_suffix=""
6473457a3f8SJuan Quintelafi
6483457a3f8SJuan Quintela
649487fefdbSAnthony Liguoriwerror=""
65085aa5189Sbellard
6518154f5e6SAkihiko Odakimeson_option_build_array() {
6528154f5e6SAkihiko Odaki  printf '['
653c5cfdabaSPeter Maydell  (if test "$targetos" = windows; then
6548154f5e6SAkihiko Odaki    IFS=\;
6558154f5e6SAkihiko Odaki  else
6568154f5e6SAkihiko Odaki    IFS=:
6578154f5e6SAkihiko Odaki  fi
6588154f5e6SAkihiko Odaki  for e in $1; do
65965842b03SPeter Maydell    printf '"""'
66065842b03SPeter Maydell    # backslash escape any '\' and '"' characters
66165842b03SPeter Maydell    printf "%s" "$e" | sed -e 's/\([\"]\)/\\\1/g'
66265842b03SPeter Maydell    printf '""",'
6638154f5e6SAkihiko Odaki  done)
6648154f5e6SAkihiko Odaki  printf ']\n'
6658154f5e6SAkihiko Odaki}
6668154f5e6SAkihiko Odaki
66764708615SPeter Maydell. "$source_path/scripts/meson-buildoptions.sh"
66861d63097SPaolo Bonzini
66961d63097SPaolo Bonzinimeson_options=
670c54b59eeSPaolo Bonzinimeson_option_add() {
671c54b59eeSPaolo Bonzini  meson_options="$meson_options $(quote_sh "$1")"
672c54b59eeSPaolo Bonzini}
67361d63097SPaolo Bonzinimeson_option_parse() {
67461d63097SPaolo Bonzini  meson_options="$meson_options $(_meson_option_parse "$@")"
67561d63097SPaolo Bonzini  if test $? -eq 1; then
67661d63097SPaolo Bonzini    echo "ERROR: unknown option $1"
67761d63097SPaolo Bonzini    echo "Try '$0 --help' for more information"
67861d63097SPaolo Bonzini    exit 1
67961d63097SPaolo Bonzini  fi
68061d63097SPaolo Bonzini}
68161d63097SPaolo Bonzini
6827d13299dSbellardfor opt do
68389138857SStefan Weil  optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
6847d13299dSbellard  case "$opt" in
6852efc3265Sbellard  --help|-h) show_help=yes
6862efc3265Sbellard  ;;
68764708615SPeter Maydell  --version|-V) exec cat "$source_path/VERSION"
68899123e13SMike Frysinger  ;;
689b1a550a0Spbrook  --prefix=*) prefix="$optarg"
6907d13299dSbellard  ;;
691ac0df51dSaliguori  --cross-prefix=*)
6927d13299dSbellard  ;;
693ac0df51dSaliguori  --cc=*)
6947d13299dSbellard  ;;
695b1a550a0Spbrook  --host-cc=*) host_cc="$optarg"
69683469015Sbellard  ;;
69783f73fceSTomoki Sekiyama  --cxx=*)
69883f73fceSTomoki Sekiyama  ;;
6993c4a4d0dSPeter Maydell  --objcc=*) objcc="$optarg"
7003c4a4d0dSPeter Maydell  ;;
701b1a550a0Spbrook  --make=*) make="$optarg"
7027d13299dSbellard  ;;
703b6daf4d3SPaolo Bonzini  --install=*)
7046a882643Spbrook  ;;
7050a01d76fSMarc-André Lureau  --python=*) python="$optarg" ; explicit_python=yes
706c886edfbSBlue Swirl  ;;
707a5665051SPaolo Bonzini  --skip-meson) skip_meson=yes
708a5665051SPaolo Bonzini  ;;
709a5665051SPaolo Bonzini  --meson=*) meson="$optarg"
710a5665051SPaolo Bonzini  ;;
71148328880SPaolo Bonzini  --ninja=*) ninja="$optarg"
71248328880SPaolo Bonzini  ;;
713e2d8830eSBrad  --smbd=*) smbd="$optarg"
714e2d8830eSBrad  ;;
715e2a2ed06SJuan Quintela  --extra-cflags=*)
7167d13299dSbellard  ;;
71711cde1c8SBruno Dominguez  --extra-cxxflags=*)
71811cde1c8SBruno Dominguez  ;;
719e910c7d9SPhilippe Mathieu-Daudé  --extra-objcflags=*)
720e910c7d9SPhilippe Mathieu-Daudé  ;;
721e2a2ed06SJuan Quintela  --extra-ldflags=*)
7227d13299dSbellard  ;;
723d75402b5SAlex Bennée  --cross-cc-*)
724d75402b5SAlex Bennée  ;;
7255adb43beSPaolo Bonzini  --cross-prefix-*)
7265adb43beSPaolo Bonzini  ;;
727c54b59eeSPaolo Bonzini  --enable-debug-info) meson_option_add -Ddebug=true
72828609749SPaolo Bonzini  ;;
729c54b59eeSPaolo Bonzini  --disable-debug-info) meson_option_add -Ddebug=false
73028609749SPaolo Bonzini  ;;
73117969268SFam Zheng  --enable-modules)
73217969268SFam Zheng      modules="yes"
73317969268SFam Zheng  ;;
7343aa88b31SStefan Hajnoczi  --disable-modules)
7353aa88b31SStefan Hajnoczi      modules="no"
7363aa88b31SStefan Hajnoczi  ;;
7372ff6b91eSJuan Quintela  --cpu=*)
7387d13299dSbellard  ;;
739b1a550a0Spbrook  --target-list=*) target_list="$optarg"
740447e133fSAlex Bennée                   if test "$target_list_exclude"; then
741447e133fSAlex Bennée                       error_exit "Can't mix --target-list with --target-list-exclude"
742447e133fSAlex Bennée                   fi
743447e133fSAlex Bennée  ;;
744447e133fSAlex Bennée  --target-list-exclude=*) target_list_exclude="$optarg"
745447e133fSAlex Bennée                   if test "$target_list"; then
746447e133fSAlex Bennée                       error_exit "Can't mix --target-list-exclude with --target-list"
747447e133fSAlex Bennée                   fi
748de83cd02Sbellard  ;;
749c54b59eeSPaolo Bonzini  --with-default-devices) meson_option_add -Ddefault_devices=true
750f3494749SPaolo Bonzini  ;;
751c54b59eeSPaolo Bonzini  --without-default-devices) meson_option_add -Ddefault_devices=false
752f3494749SPaolo Bonzini  ;;
753d1d5e9eeSAlex Bennée  --with-devices-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --with-devices-FOO option"
754d1d5e9eeSAlex Bennée  ;;
755d1d5e9eeSAlex Bennée  --with-devices-*) device_arch=${opt#--with-devices-};
756d1d5e9eeSAlex Bennée                    device_arch=${device_arch%%=*}
757d1d5e9eeSAlex Bennée                    cf=$source_path/configs/devices/$device_arch-softmmu/$optarg.mak
758d1d5e9eeSAlex Bennée                    if test -f "$cf"; then
759d1d5e9eeSAlex Bennée                        device_archs="$device_archs $device_arch"
760d1d5e9eeSAlex Bennée                        eval "devices_${device_arch}=\$optarg"
761d1d5e9eeSAlex Bennée                    else
762d1d5e9eeSAlex Bennée                        error_exit "File $cf does not exist"
763d1d5e9eeSAlex Bennée                    fi
764d1d5e9eeSAlex Bennée  ;;
765c87ea116SAlex Bennée  --without-default-features) # processed above
766c87ea116SAlex Bennée  ;;
76779427693SLoïc Minier  --static)
76879427693SLoïc Minier    static="yes"
76917884d7bSSergei Trofimovich    QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
77043ce4dfeSbellard  ;;
7710b24e75fSPaolo Bonzini  --bindir=*) bindir="$optarg"
7720b24e75fSPaolo Bonzini  ;;
77377433a5fSMarc-André Lureau  --with-suffix=*) qemu_suffix="$optarg"
774023d3d67SEduardo Habkost  ;;
775181ce1d0SOlaf Hering  --host=*|--build=*|\
776181ce1d0SOlaf Hering  --disable-dependency-tracking|\
777785c23aeSLuiz Capitulino  --sbindir=*|--sharedstatedir=*|\
778fe0038beSPaolo Bonzini  --oldincludedir=*|--datarootdir=*|--infodir=*|\
779023ddd74SMax Filippov  --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
780023ddd74SMax Filippov    # These switches are silently ignored, for compatibility with
781023ddd74SMax Filippov    # autoconf-generated configure scripts. This allows QEMU's
782023ddd74SMax Filippov    # configure to be used by RPM and similar macros that set
783023ddd74SMax Filippov    # lots of directory switches by default.
784023ddd74SMax Filippov  ;;
785f8393946Saurel32  --enable-debug-tcg) debug_tcg="yes"
786f8393946Saurel32  ;;
787f8393946Saurel32  --disable-debug-tcg) debug_tcg="no"
788f8393946Saurel32  ;;
789f3d08ee6SPaul Brook  --enable-debug)
790f3d08ee6SPaul Brook      # Enable debugging options that aren't excessively noisy
791f3d08ee6SPaul Brook      debug_tcg="yes"
792c55cf6abSPaolo Bonzini      meson_option_parse --enable-debug-mutex ""
793c54b59eeSPaolo Bonzini      meson_option_add -Doptimization=0
794b553a042SJohn Snow      fortify_source="no"
795f3d08ee6SPaul Brook  ;;
796247724cbSMarc-André Lureau  --enable-sanitizers) sanitizers="yes"
797247724cbSMarc-André Lureau  ;;
798247724cbSMarc-André Lureau  --disable-sanitizers) sanitizers="no"
799247724cbSMarc-André Lureau  ;;
8000aebab04SLingfeng Yang  --enable-tsan) tsan="yes"
8010aebab04SLingfeng Yang  ;;
8020aebab04SLingfeng Yang  --disable-tsan) tsan="no"
8030aebab04SLingfeng Yang  ;;
8041badb709SPaolo Bonzini  --disable-tcg) tcg="disabled"
805d1a14257SAlex Bennée                 plugins="no"
806b3f6ea7eSPaolo Bonzini  ;;
8071badb709SPaolo Bonzini  --enable-tcg) tcg="enabled"
808b3f6ea7eSPaolo Bonzini  ;;
809cad25d69Spbrook  --disable-system) softmmu="no"
8100a8e90f4Spbrook  ;;
811cad25d69Spbrook  --enable-system) softmmu="yes"
8120a8e90f4Spbrook  ;;
8130953a80fSZachary Amsden  --disable-user)
8140953a80fSZachary Amsden      linux_user="no" ;
8150953a80fSZachary Amsden      bsd_user="no" ;
8160953a80fSZachary Amsden  ;;
8170953a80fSZachary Amsden  --enable-user) ;;
818831b7825Sths  --disable-linux-user) linux_user="no"
8190a8e90f4Spbrook  ;;
820831b7825Sths  --enable-linux-user) linux_user="yes"
821831b7825Sths  ;;
82284778508Sblueswir1  --disable-bsd-user) bsd_user="no"
82384778508Sblueswir1  ;;
82484778508Sblueswir1  --enable-bsd-user) bsd_user="yes"
82584778508Sblueswir1  ;;
82640d6444eSAvi Kivity  --enable-pie) pie="yes"
82734005a00SKirill A. Shutemov  ;;
82840d6444eSAvi Kivity  --disable-pie) pie="no"
82934005a00SKirill A. Shutemov  ;;
83085aa5189Sbellard  --enable-werror) werror="yes"
83185aa5189Sbellard  ;;
83285aa5189Sbellard  --disable-werror) werror="no"
83385aa5189Sbellard  ;;
83463678e17SSteven Noonan  --enable-stack-protector) stack_protector="yes"
83563678e17SSteven Noonan  ;;
83663678e17SSteven Noonan  --disable-stack-protector) stack_protector="no"
83763678e17SSteven Noonan  ;;
8381e4f6065SDaniele Buono  --enable-safe-stack) safe_stack="yes"
8391e4f6065SDaniele Buono  ;;
8401e4f6065SDaniele Buono  --disable-safe-stack) safe_stack="no"
8411e4f6065SDaniele Buono  ;;
8429e62ba48SDaniele Buono  --enable-cfi)
8439e62ba48SDaniele Buono      cfi="true";
844c54b59eeSPaolo Bonzini      meson_option_add -Db_lto=true
8459e62ba48SDaniele Buono  ;;
8469e62ba48SDaniele Buono  --disable-cfi) cfi="false"
8479e62ba48SDaniele Buono  ;;
848fbb4121dSPaolo Bonzini  --disable-fdt) fdt="disabled"
8492df87df7SJuan Quintela  ;;
850fbb4121dSPaolo Bonzini  --enable-fdt) fdt="enabled"
851fbb4121dSPaolo Bonzini  ;;
852fbb4121dSPaolo Bonzini  --enable-fdt=git) fdt="internal"
853fbb4121dSPaolo Bonzini  ;;
85403a3c0b3SPaolo Bonzini  --enable-fdt=*) fdt="$optarg"
8552df87df7SJuan Quintela  ;;
856519175a2SAlex Barcelo  --with-coroutine=*) coroutine="$optarg"
857519175a2SAlex Barcelo  ;;
8581ffb3bbbSPaolo Bonzini  --disable-zlib-test)
8591ece9905SAlon Levy  ;;
86052b53c04SFam Zheng  --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
86152b53c04SFam Zheng      echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
862583f6e7bSStefan Hajnoczi  ;;
863cb6414dfSFam Zheng  --enable-vhdx|--disable-vhdx)
864cb6414dfSFam Zheng      echo "$0: $opt is obsolete, VHDX driver is always built" >&2
865cb6414dfSFam Zheng  ;;
866315d3184SFam Zheng  --enable-uuid|--disable-uuid)
867315d3184SFam Zheng      echo "$0: $opt is obsolete, UUID support is always built" >&2
868315d3184SFam Zheng  ;;
869cc84d63aSDaniel P. Berrange  --with-git=*) git="$optarg"
870cc84d63aSDaniel P. Berrange  ;;
8717d7dbf9dSDan Streetman  --with-git-submodules=*)
8727d7dbf9dSDan Streetman      git_submodules_action="$optarg"
873f62bbee5SDaniel P. Berrange  ;;
8749b8e4298SAlex Bennée  --enable-plugins) if test "$mingw32" = "yes"; then
8759b8e4298SAlex Bennée                        error_exit "TCG plugins not currently supported on Windows platforms"
8769b8e4298SAlex Bennée                    else
8779b8e4298SAlex Bennée                        plugins="yes"
8789b8e4298SAlex Bennée                    fi
87940e8c6f4SAlex Bennée  ;;
88040e8c6f4SAlex Bennée  --disable-plugins) plugins="no"
88140e8c6f4SAlex Bennée  ;;
882afc3a8f9SAlex Bennée  --enable-containers) use_containers="yes"
883afc3a8f9SAlex Bennée  ;;
884afc3a8f9SAlex Bennée  --disable-containers) use_containers="no"
885afc3a8f9SAlex Bennée  ;;
886f48e590aSAlex Bennée  --gdb=*) gdb_bin="$optarg"
887f48e590aSAlex Bennée  ;;
8883b4da132SPaolo Bonzini  # backwards compatibility options
8893b4da132SPaolo Bonzini  --enable-trace-backend=*) meson_option_parse "--enable-trace-backends=$optarg" "$optarg"
8903b4da132SPaolo Bonzini  ;;
8913b4da132SPaolo Bonzini  --disable-blobs) meson_option_parse --disable-install-blobs ""
8923b4da132SPaolo Bonzini  ;;
89355116968SJagannathan Raman  --enable-vfio-user-server) vfio_user_server="enabled"
89455116968SJagannathan Raman  ;;
89555116968SJagannathan Raman  --disable-vfio-user-server) vfio_user_server="disabled"
89655116968SJagannathan Raman  ;;
8973b4da132SPaolo Bonzini  --enable-tcmalloc) meson_option_parse --enable-malloc=tcmalloc tcmalloc
8983b4da132SPaolo Bonzini  ;;
8993b4da132SPaolo Bonzini  --enable-jemalloc) meson_option_parse --enable-malloc=jemalloc jemalloc
9003b4da132SPaolo Bonzini  ;;
9013b4da132SPaolo Bonzini  # everything else has the same name in configure and meson
9024fda6011SPaolo Bonzini  --*) meson_option_parse "$opt" "$optarg"
9037f1559c6Sbalrog  ;;
9047d13299dSbellard  esac
9057d13299dSbellarddone
9067d13299dSbellard
907d1a14257SAlex Bennée# test for any invalid configuration combinations
908d1a14257SAlex Bennéeif test "$plugins" = "yes" -a "$tcg" = "disabled"; then
909d1a14257SAlex Bennée    error_exit "Can't enable plugins on non-TCG builds"
910d1a14257SAlex Bennéefi
911d1a14257SAlex Bennée
9127d7dbf9dSDan Streetmancase $git_submodules_action in
9137d7dbf9dSDan Streetman    update|validate)
9147d7dbf9dSDan Streetman        if test ! -e "$source_path/.git"; then
9157d7dbf9dSDan Streetman            echo "ERROR: cannot $git_submodules_action git submodules without .git"
9167d7dbf9dSDan Streetman            exit 1
9177d7dbf9dSDan Streetman        fi
9187d7dbf9dSDan Streetman    ;;
9197d7dbf9dSDan Streetman    ignore)
920b80fd281SPaolo Bonzini        if ! test -f "$source_path/ui/keycodemapdb/README"
921b80fd281SPaolo Bonzini        then
922b80fd281SPaolo Bonzini            echo
923b80fd281SPaolo Bonzini            echo "ERROR: missing GIT submodules"
924b80fd281SPaolo Bonzini            echo
925b80fd281SPaolo Bonzini            if test -e "$source_path/.git"; then
926b80fd281SPaolo Bonzini                echo "--with-git-submodules=ignore specified but submodules were not"
927b80fd281SPaolo Bonzini                echo "checked out.  Please initialize and update submodules."
928b80fd281SPaolo Bonzini            else
929b80fd281SPaolo Bonzini                echo "This is not a GIT checkout but module content appears to"
930b80fd281SPaolo Bonzini                echo "be missing. Do not use 'git archive' or GitHub download links"
931b80fd281SPaolo Bonzini                echo "to acquire QEMU source archives. Non-GIT builds are only"
932b80fd281SPaolo Bonzini                echo "supported with source archives linked from:"
933b80fd281SPaolo Bonzini                echo
934b80fd281SPaolo Bonzini                echo "  https://www.qemu.org/download/#source"
935b80fd281SPaolo Bonzini                echo
936b80fd281SPaolo Bonzini                echo "Developers working with GIT can use scripts/archive-source.sh"
937b80fd281SPaolo Bonzini                echo "if they need to create valid source archives."
938b80fd281SPaolo Bonzini            fi
939b80fd281SPaolo Bonzini            echo
940b80fd281SPaolo Bonzini            exit 1
941b80fd281SPaolo Bonzini        fi
9427d7dbf9dSDan Streetman    ;;
9437d7dbf9dSDan Streetman    *)
9447d7dbf9dSDan Streetman        echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'"
9457d7dbf9dSDan Streetman        exit 1
9467d7dbf9dSDan Streetman    ;;
9477d7dbf9dSDan Streetmanesac
9487d7dbf9dSDan Streetman
94960e0df25SPeter Maydelldefault_target_list=""
9506e92f823SPeter Maydellmak_wilds=""
9516e92f823SPeter Maydell
952b915a2f1SPaolo Bonziniif [ "$linux_user" != no ]; then
95364708615SPeter Maydell    if [ "$targetos" = linux ] && [ -d "$source_path/linux-user/include/host/$cpu" ]; then
954b915a2f1SPaolo Bonzini        linux_user=yes
955b915a2f1SPaolo Bonzini    elif [ "$linux_user" = yes ]; then
956b915a2f1SPaolo Bonzini        error_exit "linux-user not supported on this architecture"
957b915a2f1SPaolo Bonzini    fi
958b915a2f1SPaolo Bonzinifi
959b915a2f1SPaolo Bonziniif [ "$bsd_user" != no ]; then
960b915a2f1SPaolo Bonzini    if [ "$bsd_user" = "" ]; then
961b915a2f1SPaolo Bonzini        test $targetos = freebsd && bsd_user=yes
962b915a2f1SPaolo Bonzini    fi
96364708615SPeter Maydell    if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then
964b915a2f1SPaolo Bonzini        error_exit "bsd-user not supported on this host OS"
965b915a2f1SPaolo Bonzini    fi
966b915a2f1SPaolo Bonzinifi
96760e0df25SPeter Maydellif [ "$softmmu" = "yes" ]; then
968812b31d3SAlex Bennée    mak_wilds="${mak_wilds} $source_path/configs/targets/*-softmmu.mak"
96960e0df25SPeter Maydellfi
97060e0df25SPeter Maydellif [ "$linux_user" = "yes" ]; then
971812b31d3SAlex Bennée    mak_wilds="${mak_wilds} $source_path/configs/targets/*-linux-user.mak"
97260e0df25SPeter Maydellfi
97360e0df25SPeter Maydellif [ "$bsd_user" = "yes" ]; then
974812b31d3SAlex Bennée    mak_wilds="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak"
97560e0df25SPeter Maydellfi
97660e0df25SPeter Maydell
977447e133fSAlex Bennéefor config in $mak_wilds; do
978447e133fSAlex Bennée    target="$(basename "$config" .mak)"
97998db9a06SAlex Bennée    if echo "$target_list_exclude" | grep -vq "$target"; then
980447e133fSAlex Bennée        default_target_list="${default_target_list} $target"
981447e133fSAlex Bennée    fi
982447e133fSAlex Bennéedone
9836e92f823SPeter Maydell
984af5db58eSpbrookif test x"$show_help" = x"yes" ; then
985af5db58eSpbrookcat << EOF
986af5db58eSpbrook
987af5db58eSpbrookUsage: configure [options]
988af5db58eSpbrookOptions: [defaults in brackets after descriptions]
989af5db58eSpbrook
99008fb77edSStefan WeilStandard options:
99108fb77edSStefan Weil  --help                   print this message
99208fb77edSStefan Weil  --prefix=PREFIX          install in PREFIX [$prefix]
99374154d7eSThomas Huth  --target-list=LIST       set target list (default: build all)
99408fb77edSStefan Weil$(echo Available targets: $default_target_list | \
99508fb77edSStefan Weil  fold -s -w 53 | sed -e 's/^/                           /')
996447e133fSAlex Bennée  --target-list-exclude=LIST exclude a set of targets from the default target-list
99708fb77edSStefan Weil
99808fb77edSStefan WeilAdvanced options (experts only):
9993812c0c4SJoelle van Dyne  --cross-prefix=PREFIX    use PREFIX for compile tools, PREFIX can be blank [$cross_prefix]
100008fb77edSStefan Weil  --cc=CC                  use C compiler CC [$cc]
100108fb77edSStefan Weil  --host-cc=CC             use C compiler CC [$host_cc] for code run at
100208fb77edSStefan Weil                           build time
100308fb77edSStefan Weil  --cxx=CXX                use C++ compiler CXX [$cxx]
100408fb77edSStefan Weil  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1005a2866660SPaolo Bonzini  --extra-cflags=CFLAGS    append extra C compiler flags CFLAGS
1006a2866660SPaolo Bonzini  --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS
1007e910c7d9SPhilippe Mathieu-Daudé  --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS
100808fb77edSStefan Weil  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1009d75402b5SAlex Bennée  --cross-cc-ARCH=CC       use compiler when building ARCH guest test cases
1010479ca4ccSMatheus Ferst  --cross-cc-cflags-ARCH=  use compiler flags when building ARCH guest tests
10115adb43beSPaolo Bonzini  --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases
101208fb77edSStefan Weil  --make=MAKE              use specified make [$make]
101308fb77edSStefan Weil  --python=PYTHON          use specified python [$python]
1014a5665051SPaolo Bonzini  --meson=MESON            use specified meson [$meson]
101548328880SPaolo Bonzini  --ninja=NINJA            use specified ninja [$ninja]
101608fb77edSStefan Weil  --smbd=SMBD              use specified smbd [$smbd]
1017db1b5f13SThomas Huth  --with-git=GIT           use specified git [$git]
10187d7dbf9dSDan Streetman  --with-git-submodules=update   update git submodules (default if .git dir exists)
10197d7dbf9dSDan Streetman  --with-git-submodules=validate fail if git submodules are not up to date
10207d7dbf9dSDan Streetman  --with-git-submodules=ignore   do not update or check git submodules (default if no .git dir)
102108fb77edSStefan Weil  --static                 enable static build [$static]
102208fb77edSStefan Weil  --bindir=PATH            install binaries in PATH
1023ca8c0909SMarc-André Lureau  --with-suffix=SUFFIX     suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
1024c035c8d6SPaolo Bonzini  --without-default-features default all --enable-* options to "disabled"
1025c035c8d6SPaolo Bonzini  --without-default-devices  do not include any device that is not needed to
1026c035c8d6SPaolo Bonzini                           start the emulator (only use if you are including
1027d1d5e9eeSAlex Bennée                           desired devices in configs/devices/)
1028d1d5e9eeSAlex Bennée  --with-devices-ARCH=NAME override default configs/devices
102908fb77edSStefan Weil  --enable-debug           enable common debug build options
1030247724cbSMarc-André Lureau  --enable-sanitizers      enable default sanitizers
10310aebab04SLingfeng Yang  --enable-tsan            enable thread sanitizer
103208fb77edSStefan Weil  --disable-werror         disable compilation abort on warning
103363678e17SSteven Noonan  --disable-stack-protector disable compiler-provided stack protection
1034c23f23b9SMichael Tokarev  --cpu=CPU                Build for host CPU [$cpu]
103508fb77edSStefan Weil  --with-coroutine=BACKEND coroutine backend. Supported options:
103633c53c54SDaniel P. Berrange                           ucontext, sigaltstack, windows
103740e8c6f4SAlex Bennée  --enable-plugins
103840e8c6f4SAlex Bennée                           enable plugins via shared library loading
1039afc3a8f9SAlex Bennée  --disable-containers     don't use containers for cross-building
1040f48e590aSAlex Bennée  --gdb=GDB-path           gdb to use for gdbstub tests [$gdb_bin]
104161d63097SPaolo BonziniEOF
104261d63097SPaolo Bonzini  meson_options_help
104361d63097SPaolo Bonzinicat << EOF
1044c23f23b9SMichael Tokarev  system          all system emulation targets
1045c23f23b9SMichael Tokarev  user            supported user emulation targets
1046c23f23b9SMichael Tokarev  linux-user      all linux usermode emulation targets
1047c23f23b9SMichael Tokarev  bsd-user        all BSD usermode emulation targets
1048c23f23b9SMichael Tokarev  pie             Position Independent Executables
104921e709aaSMarc-André Lureau  modules         modules support (non-Windows)
1050c23f23b9SMichael Tokarev  debug-tcg       TCG debugging (default is disabled)
1051c23f23b9SMichael Tokarev  debug-info      debugging information
10521e4f6065SDaniele Buono  safe-stack      SafeStack Stack Smash Protection. Depends on
10531e4f6065SDaniele Buono                  clang/llvm >= 3.7 and requires coroutine backend ucontext.
105408fb77edSStefan Weil
105508fb77edSStefan WeilNOTE: The object files are built at the place where configure is launched
1056af5db58eSpbrookEOF
10572d2ad6d0SFam Zhengexit 0
1058af5db58eSpbrookfi
1059af5db58eSpbrook
10609c790242SThomas Huth# Remove old dependency files to make sure that they get properly regenerated
1061002d8c13SPeter Maydellrm -f ./*/config-devices.mak.d
10629c790242SThomas Huth
1063faf44142SDaniel P. Berrangéif test -z "$python"
1064faf44142SDaniel P. Berrangéthen
1065c53eeaf7SStefan Hajnoczi    error_exit "Python not found. Use --python=/path/to/python"
1066c53eeaf7SStefan Hajnoczifi
10678e2c76bdSRoman Bolshakovif ! has "$make"
10688e2c76bdSRoman Bolshakovthen
10698e2c76bdSRoman Bolshakov    error_exit "GNU make ($make) not found"
10708e2c76bdSRoman Bolshakovfi
1071c53eeaf7SStefan Hajnoczi
1072c53eeaf7SStefan Hajnoczi# Note that if the Python conditional here evaluates True we will exit
1073c53eeaf7SStefan Hajnoczi# with status 1 which is a shell 'false' value.
10741b11f28dSThomas Huthif ! $python -c 'import sys; sys.exit(sys.version_info < (3,6))'; then
10751b11f28dSThomas Huth  error_exit "Cannot use '$python', Python >= 3.6 is required." \
1076c53eeaf7SStefan Hajnoczi      "Use --python=/path/to/python to specify a supported Python."
1077c53eeaf7SStefan Hajnoczifi
1078c53eeaf7SStefan Hajnoczi
1079c53eeaf7SStefan Hajnoczi# Suppress writing compiled files
1080c53eeaf7SStefan Hajnoczipython="$python -B"
1081c53eeaf7SStefan Hajnoczi
10820a01d76fSMarc-André Lureauif test -z "$meson"; then
10838a29c205SPaolo Bonzini    if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.61.5; then
10840a01d76fSMarc-André Lureau        meson=meson
108564708615SPeter Maydell    elif test "$git_submodules_action" != 'ignore' ; then
10860a01d76fSMarc-André Lureau        meson=git
10870a01d76fSMarc-André Lureau    elif test -e "${source_path}/meson/meson.py" ; then
10880a01d76fSMarc-André Lureau        meson=internal
10890a01d76fSMarc-André Lureau    else
10900a01d76fSMarc-André Lureau        if test "$explicit_python" = yes; then
10910a01d76fSMarc-André Lureau            error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found."
10920a01d76fSMarc-André Lureau        else
1093a5665051SPaolo Bonzini            error_exit "Meson not found.  Use --meson=/path/to/meson"
1094a5665051SPaolo Bonzini        fi
10950a01d76fSMarc-André Lureau    fi
10960a01d76fSMarc-André Lureauelse
10970a01d76fSMarc-André Lureau    # Meson uses its own Python interpreter to invoke other Python scripts,
10980a01d76fSMarc-André Lureau    # but the user wants to use the one they specified with --python.
10990a01d76fSMarc-André Lureau    #
11000a01d76fSMarc-André Lureau    # We do not want to override the distro Python interpreter (and sometimes
11010a01d76fSMarc-André Lureau    # cannot: for example in Homebrew /usr/bin/meson is a bash script), so
11020a01d76fSMarc-André Lureau    # just require --meson=git|internal together with --python.
11030a01d76fSMarc-André Lureau    if test "$explicit_python" = yes; then
11040a01d76fSMarc-André Lureau        case "$meson" in
11050a01d76fSMarc-André Lureau            git | internal) ;;
11060a01d76fSMarc-André Lureau            *) error_exit "--python requires using QEMU's embedded Meson distribution." ;;
11070a01d76fSMarc-André Lureau        esac
11080a01d76fSMarc-André Lureau    fi
11090a01d76fSMarc-André Lureaufi
1110a5665051SPaolo Bonzini
11110a01d76fSMarc-André Lureauif test "$meson" = git; then
11120a01d76fSMarc-André Lureau    git_submodules="${git_submodules} meson"
11130a01d76fSMarc-André Lureaufi
11140a01d76fSMarc-André Lureau
11150a01d76fSMarc-André Lureaucase "$meson" in
11160a01d76fSMarc-André Lureau    git | internal)
11170a01d76fSMarc-André Lureau        meson="$python ${source_path}/meson/meson.py"
11180a01d76fSMarc-André Lureau        ;;
111984ec0c24SPaolo Bonzini    *) meson=$(command -v "$meson") ;;
11200a01d76fSMarc-André Lureauesac
11210a01d76fSMarc-André Lureau
112209e93326SPaolo Bonzini# Probe for ninja
112348328880SPaolo Bonzini
112448328880SPaolo Bonziniif test -z "$ninja"; then
112548328880SPaolo Bonzini    for c in ninja ninja-build samu; do
112648328880SPaolo Bonzini        if has $c; then
112748328880SPaolo Bonzini            ninja=$(command -v "$c")
112848328880SPaolo Bonzini            break
112948328880SPaolo Bonzini        fi
113048328880SPaolo Bonzini    done
113109e93326SPaolo Bonzini    if test -z "$ninja"; then
113209e93326SPaolo Bonzini      error_exit "Cannot find Ninja"
113309e93326SPaolo Bonzini    fi
113448328880SPaolo Bonzinifi
1135a5665051SPaolo Bonzini
11369aae6e54SDaniel Henrique Barboza# Check that the C compiler works. Doing this here before testing
11379aae6e54SDaniel Henrique Barboza# the host CPU ensures that we had a valid CC to autodetect the
11389aae6e54SDaniel Henrique Barboza# $cpu var (and we should bail right here if that's not the case).
11399aae6e54SDaniel Henrique Barboza# It also allows the help message to be printed without a CC.
11409aae6e54SDaniel Henrique Barbozawrite_c_skeleton;
11419aae6e54SDaniel Henrique Barbozaif compile_object ; then
11429aae6e54SDaniel Henrique Barboza  : C compiler works ok
11439aae6e54SDaniel Henrique Barbozaelse
11449aae6e54SDaniel Henrique Barboza    error_exit "\"$cc\" either does not exist or does not work"
11459aae6e54SDaniel Henrique Barbozafi
11469aae6e54SDaniel Henrique Barbozaif ! compile_prog ; then
11479aae6e54SDaniel Henrique Barboza    error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
11489aae6e54SDaniel Henrique Barbozafi
11499aae6e54SDaniel Henrique Barboza
11509c83ffd8SPeter Maydell# Consult white-list to determine whether to enable werror
11519c83ffd8SPeter Maydell# by default.  Only enable by default for git builds
11529c83ffd8SPeter Maydellif test -z "$werror" ; then
11537d7dbf9dSDan Streetman    if test "$git_submodules_action" != "ignore" && \
1154e633a5c6SEric Blake        { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
11559c83ffd8SPeter Maydell        werror="yes"
11569c83ffd8SPeter Maydell    else
11579c83ffd8SPeter Maydell        werror="no"
11589c83ffd8SPeter Maydell    fi
11599c83ffd8SPeter Maydellfi
11609c83ffd8SPeter Maydell
1161975ff037SPaolo Bonziniif test "$targetos" = "bogus"; then
1162fb59dabdSPeter Maydell    # Now that we know that we're not printing the help and that
1163fb59dabdSPeter Maydell    # the compiler works (so the results of the check_defines we used
1164fb59dabdSPeter Maydell    # to identify the OS are reliable), if we didn't recognize the
1165fb59dabdSPeter Maydell    # host OS we should stop now.
1166951fedfcSPeter Maydell    error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1167fb59dabdSPeter Maydellfi
1168fb59dabdSPeter Maydell
1169efc6c070SThomas Huth# Check whether the compiler matches our minimum requirements:
1170efc6c070SThomas Huthcat > $TMPC << EOF
1171efc6c070SThomas Huth#if defined(__clang_major__) && defined(__clang_minor__)
1172efc6c070SThomas Huth# ifdef __apple_build_version__
11732a85a08cSDaniel P. Berrangé#  if __clang_major__ < 10 || (__clang_major__ == 10 && __clang_minor__ < 0)
11742a85a08cSDaniel P. Berrangé#   error You need at least XCode Clang v10.0 to compile QEMU
1175efc6c070SThomas Huth#  endif
1176efc6c070SThomas Huth# else
11772a85a08cSDaniel P. Berrangé#  if __clang_major__ < 6 || (__clang_major__ == 6 && __clang_minor__ < 0)
11782a85a08cSDaniel P. Berrangé#   error You need at least Clang v6.0 to compile QEMU
1179efc6c070SThomas Huth#  endif
1180efc6c070SThomas Huth# endif
1181efc6c070SThomas Huth#elif defined(__GNUC__) && defined(__GNUC_MINOR__)
11823830df5fSnia# if __GNUC__ < 7 || (__GNUC__ == 7 && __GNUC_MINOR__ < 4)
11833830df5fSnia#  error You need at least GCC v7.4.0 to compile QEMU
1184efc6c070SThomas Huth# endif
1185efc6c070SThomas Huth#else
1186efc6c070SThomas Huth# error You either need GCC or Clang to compiler QEMU
1187efc6c070SThomas Huth#endif
1188efc6c070SThomas Huthint main (void) { return 0; }
1189efc6c070SThomas HuthEOF
1190efc6c070SThomas Huthif ! compile_prog "" "" ; then
11913830df5fSnia    error_exit "You need at least GCC v7.4 or Clang v6.0 (or XCode Clang v10.0)"
1192efc6c070SThomas Huthfi
1193efc6c070SThomas Huth
119400849b92SRichard Henderson# Accumulate -Wfoo and -Wno-bar separately.
119500849b92SRichard Henderson# We will list all of the enable flags first, and the disable flags second.
119600849b92SRichard Henderson# Note that we do not add -Werror, because that would enable it for all
119700849b92SRichard Henderson# configure tests. If a configure test failed due to -Werror this would
119800849b92SRichard Henderson# just silently disable some features, so it's too error prone.
119900849b92SRichard Henderson
120000849b92SRichard Hendersonwarn_flags=
120100849b92SRichard Hendersonadd_to warn_flags -Wold-style-declaration
120200849b92SRichard Hendersonadd_to warn_flags -Wold-style-definition
120300849b92SRichard Hendersonadd_to warn_flags -Wtype-limits
120400849b92SRichard Hendersonadd_to warn_flags -Wformat-security
120500849b92SRichard Hendersonadd_to warn_flags -Wformat-y2k
120600849b92SRichard Hendersonadd_to warn_flags -Winit-self
120700849b92SRichard Hendersonadd_to warn_flags -Wignored-qualifiers
120800849b92SRichard Hendersonadd_to warn_flags -Wempty-body
120900849b92SRichard Hendersonadd_to warn_flags -Wnested-externs
121000849b92SRichard Hendersonadd_to warn_flags -Wendif-labels
121100849b92SRichard Hendersonadd_to warn_flags -Wexpansion-to-defined
12120a2ebce9SThomas Huthadd_to warn_flags -Wimplicit-fallthrough=2
121300849b92SRichard Henderson
121400849b92SRichard Hendersonnowarn_flags=
121500849b92SRichard Hendersonadd_to nowarn_flags -Wno-initializer-overrides
121600849b92SRichard Hendersonadd_to nowarn_flags -Wno-missing-include-dirs
121700849b92SRichard Hendersonadd_to nowarn_flags -Wno-shift-negative-value
121800849b92SRichard Hendersonadd_to nowarn_flags -Wno-string-plus-int
121900849b92SRichard Hendersonadd_to nowarn_flags -Wno-typedef-redefinition
1220aabab967SRichard Hendersonadd_to nowarn_flags -Wno-tautological-type-limit-compare
1221bac8d222SRichard Hendersonadd_to nowarn_flags -Wno-psabi
122228d01b1dSChenyi Qiangadd_to nowarn_flags -Wno-gnu-variable-sized-type-not-at-end
122300849b92SRichard Henderson
122400849b92SRichard Hendersongcc_flags="$warn_flags $nowarn_flags"
122593b25869SJohn Snow
122693b25869SJohn Snowcc_has_warning_flag() {
122793b25869SJohn Snow    write_c_skeleton;
122893b25869SJohn Snow
1229a1d29d6cSPeter Maydell    # Use the positive sense of the flag when testing for -Wno-wombat
1230a1d29d6cSPeter Maydell    # support (gcc will happily accept the -Wno- form of unknown
1231a1d29d6cSPeter Maydell    # warning options).
123293b25869SJohn Snow    optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
123393b25869SJohn Snow    compile_prog "-Werror $optflag" ""
123493b25869SJohn Snow}
123593b25869SJohn Snow
12364cb37d11SPhilippe Mathieu-Daudéobjcc_has_warning_flag() {
12374cb37d11SPhilippe Mathieu-Daudé    cat > $TMPM <<EOF
12384cb37d11SPhilippe Mathieu-Daudéint main(void) { return 0; }
12394cb37d11SPhilippe Mathieu-DaudéEOF
12404cb37d11SPhilippe Mathieu-Daudé
12414cb37d11SPhilippe Mathieu-Daudé    # Use the positive sense of the flag when testing for -Wno-wombat
12424cb37d11SPhilippe Mathieu-Daudé    # support (gcc will happily accept the -Wno- form of unknown
12434cb37d11SPhilippe Mathieu-Daudé    # warning options).
12444cb37d11SPhilippe Mathieu-Daudé    optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
12454cb37d11SPhilippe Mathieu-Daudé    do_objc -Werror $optflag \
12464cb37d11SPhilippe Mathieu-Daudé      $OBJCFLAGS $EXTRA_OBJCFLAGS $CONFIGURE_OBJCFLAGS $QEMU_OBJCFLAGS \
12474cb37d11SPhilippe Mathieu-Daudé      -o $TMPE $TMPM $QEMU_LDFLAGS
12484cb37d11SPhilippe Mathieu-Daudé}
12494cb37d11SPhilippe Mathieu-Daudé
125093b25869SJohn Snowfor flag in $gcc_flags; do
125193b25869SJohn Snow    if cc_has_warning_flag $flag ; then
12528d05095cSPaolo Bonzini        QEMU_CFLAGS="$QEMU_CFLAGS $flag"
12538d05095cSPaolo Bonzini    fi
12544cb37d11SPhilippe Mathieu-Daudé    if objcc_has_warning_flag $flag ; then
12554cb37d11SPhilippe Mathieu-Daudé        QEMU_OBJCFLAGS="$QEMU_OBJCFLAGS $flag"
12564cb37d11SPhilippe Mathieu-Daudé    fi
12578d05095cSPaolo Bonzinidone
12588d05095cSPaolo Bonzini
125963678e17SSteven Noonanif test "$stack_protector" != "no"; then
1260fccd35a0SRodrigo Rebello  cat > $TMPC << EOF
1261fccd35a0SRodrigo Rebelloint main(int argc, char *argv[])
1262fccd35a0SRodrigo Rebello{
12638a0afbb2SStefan Weil    char arr[64], *p = arr, *c = argv[argc - 1];
1264fccd35a0SRodrigo Rebello    while (*c) {
1265fccd35a0SRodrigo Rebello        *p++ = *c++;
1266fccd35a0SRodrigo Rebello    }
1267fccd35a0SRodrigo Rebello    return 0;
1268fccd35a0SRodrigo Rebello}
1269fccd35a0SRodrigo RebelloEOF
127063678e17SSteven Noonan  gcc_flags="-fstack-protector-strong -fstack-protector-all"
12713b463a3fSMiroslav Rezanina  sp_on=0
127263678e17SSteven Noonan  for flag in $gcc_flags; do
1273590e5dd9SPeter Maydell    # We need to check both a compile and a link, since some compiler
1274590e5dd9SPeter Maydell    # setups fail only on a .c->.o compile and some only at link time
1275086d5f75SPaolo Bonzini    if compile_object "-Werror $flag" &&
1276590e5dd9SPeter Maydell       compile_prog "-Werror $flag" ""; then
127763678e17SSteven Noonan      QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1278db5adeaaSPaolo Bonzini      QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
12793b463a3fSMiroslav Rezanina      sp_on=1
128063678e17SSteven Noonan      break
128163678e17SSteven Noonan    fi
128263678e17SSteven Noonan  done
12833b463a3fSMiroslav Rezanina  if test "$stack_protector" = yes; then
12843b463a3fSMiroslav Rezanina    if test $sp_on = 0; then
12853b463a3fSMiroslav Rezanina      error_exit "Stack protector not supported"
12863b463a3fSMiroslav Rezanina    fi
12873b463a3fSMiroslav Rezanina  fi
128837746c5eSMarc-André Lureaufi
128937746c5eSMarc-André Lureau
129020bc94a2SPaolo Bonzini# Disable -Wmissing-braces on older compilers that warn even for
129120bc94a2SPaolo Bonzini# the "universal" C zero initializer {0}.
129220bc94a2SPaolo Bonzinicat > $TMPC << EOF
129320bc94a2SPaolo Bonzinistruct {
129420bc94a2SPaolo Bonzini  int a[2];
129520bc94a2SPaolo Bonzini} x = {0};
129620bc94a2SPaolo BonziniEOF
129720bc94a2SPaolo Bonziniif compile_object "-Werror" "" ; then
129820bc94a2SPaolo Bonzini  :
129920bc94a2SPaolo Bonzinielse
130020bc94a2SPaolo Bonzini  QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
130120bc94a2SPaolo Bonzinifi
130220bc94a2SPaolo Bonzini
130321e709aaSMarc-André Lureau# Our module code doesn't support Windows
130421e709aaSMarc-André Lureauif test "$modules" = "yes" && test "$mingw32" = "yes" ; then
130521e709aaSMarc-André Lureau  error_exit "Modules are not available for Windows"
130621e709aaSMarc-André Lureaufi
130721e709aaSMarc-André Lureau
13085f2453acSAlex Bennée# Static linking is not possible with plugins, modules or PIE
130940d6444eSAvi Kivityif test "$static" = "yes" ; then
1310aa0d1f44SPaolo Bonzini  if test "$modules" = "yes" ; then
1311aa0d1f44SPaolo Bonzini    error_exit "static and modules are mutually incompatible"
1312aa0d1f44SPaolo Bonzini  fi
13135f2453acSAlex Bennée  if test "$plugins" = "yes"; then
13145f2453acSAlex Bennée    error_exit "static and plugins are mutually incompatible"
1315ba4dd2aaSAlex Bennée  else
1316ba4dd2aaSAlex Bennée    plugins="no"
13175f2453acSAlex Bennée  fi
131840d6444eSAvi Kivityfi
131937650689SPaolo Bonzinitest "$plugins" = "" && plugins=yes
132040d6444eSAvi Kivity
132140d6444eSAvi Kivitycat > $TMPC << EOF
132221d4a791SAvi Kivity
132321d4a791SAvi Kivity#ifdef __linux__
132421d4a791SAvi Kivity#  define THREAD __thread
132521d4a791SAvi Kivity#else
132621d4a791SAvi Kivity#  define THREAD
132721d4a791SAvi Kivity#endif
132821d4a791SAvi Kivitystatic THREAD int tls_var;
132921d4a791SAvi Kivityint main(void) { return tls_var; }
133040d6444eSAvi KivityEOF
1331b2634124SRichard Henderson
1332977cccb8SAlex Bennée# Meson currently only handles pie as a boolean for now so if we have
1333977cccb8SAlex Bennée# explicitly disabled PIE we need to extend our cflags because it wont.
133412781462SRichard Hendersonif test "$static" = "yes"; then
1335eca7a8e6SRichard Henderson  if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
13365770e8afSPaolo Bonzini    CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
133712781462SRichard Henderson    pie="yes"
133812781462SRichard Henderson  elif test "$pie" = "yes"; then
133912781462SRichard Henderson    error_exit "-static-pie not available due to missing toolchain support"
134012781462SRichard Henderson  else
134112781462SRichard Henderson    pie="no"
1342977cccb8SAlex Bennée    QEMU_CFLAGS="-fno-pie -no-pie $QEMU_CFLAGS"
134312781462SRichard Henderson  fi
134412781462SRichard Hendersonelif test "$pie" = "no"; then
1345b9eae9efSPaolo Bonzini  if compile_prog "-Werror -fno-pie" "-no-pie"; then
1346b9eae9efSPaolo Bonzini    CONFIGURE_CFLAGS="-fno-pie $CONFIGURE_CFLAGS"
1347b9eae9efSPaolo Bonzini    CONFIGURE_LDFLAGS="-no-pie $CONFIGURE_LDFLAGS"
1348abafb64bSAlex Bennée    QEMU_CFLAGS="-fno-pie -no-pie $QEMU_CFLAGS"
1349b9eae9efSPaolo Bonzini  fi
1350eca7a8e6SRichard Hendersonelif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
13515770e8afSPaolo Bonzini  CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
13525770e8afSPaolo Bonzini  CONFIGURE_LDFLAGS="-pie $CONFIGURE_LDFLAGS"
135340d6444eSAvi Kivity  pie="yes"
13542c674109SRichard Hendersonelif test "$pie" = "yes"; then
135576ad07a4SPeter Maydell  error_exit "PIE not available due to missing toolchain support"
135640d6444eSAvi Kivityelse
135740d6444eSAvi Kivity  echo "Disabling PIE due to missing toolchain support"
135840d6444eSAvi Kivity  pie="no"
135940d6444eSAvi Kivityfi
136040d6444eSAvi Kivity
136109dada40SPaolo Bonzini##########################################
136209dada40SPaolo Bonzini# __sync_fetch_and_and requires at least -march=i486. Many toolchains
136309dada40SPaolo Bonzini# use i686 as default anyway, but for those that don't, an explicit
136409dada40SPaolo Bonzini# specification is necessary
136509dada40SPaolo Bonzini
136609dada40SPaolo Bonziniif test "$cpu" = "i386"; then
136709dada40SPaolo Bonzini  cat > $TMPC << EOF
136809dada40SPaolo Bonzinistatic int sfaa(int *ptr)
136909dada40SPaolo Bonzini{
137009dada40SPaolo Bonzini  return __sync_fetch_and_and(ptr, 0);
137109dada40SPaolo Bonzini}
137209dada40SPaolo Bonzini
137309dada40SPaolo Bonziniint main(void)
137409dada40SPaolo Bonzini{
137509dada40SPaolo Bonzini  int val = 42;
13761405b629SStefan Weil  val = __sync_val_compare_and_swap(&val, 0, 1);
137709dada40SPaolo Bonzini  sfaa(&val);
137809dada40SPaolo Bonzini  return val;
137909dada40SPaolo Bonzini}
138009dada40SPaolo BonziniEOF
138109dada40SPaolo Bonzini  if ! compile_prog "" "" ; then
138209dada40SPaolo Bonzini    QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
138309dada40SPaolo Bonzini  fi
138409dada40SPaolo Bonzinifi
138509dada40SPaolo Bonzini
1386afb63ebdSStefan Weilif test -z "${target_list+xxx}" ; then
1387fdb75aefSPaolo Bonzini    default_targets=yes
1388d880a3baSPaolo Bonzini    for target in $default_target_list; do
1389d880a3baSPaolo Bonzini        target_list="$target_list $target"
1390d880a3baSPaolo Bonzini    done
1391d880a3baSPaolo Bonzini    target_list="${target_list# }"
1392121afa9eSAnthony Liguorielse
1393fdb75aefSPaolo Bonzini    default_targets=no
139489138857SStefan Weil    target_list=$(echo "$target_list" | sed -e 's/,/ /g')
1395d880a3baSPaolo Bonzini    for target in $target_list; do
139625b48338SPeter Maydell        # Check that we recognised the target name; this allows a more
139725b48338SPeter Maydell        # friendly error message than if we let it fall through.
139825b48338SPeter Maydell        case " $default_target_list " in
139925b48338SPeter Maydell            *" $target "*)
140025b48338SPeter Maydell                ;;
140125b48338SPeter Maydell            *)
140225b48338SPeter Maydell                error_exit "Unknown target name '$target'"
140325b48338SPeter Maydell                ;;
140425b48338SPeter Maydell        esac
140525b48338SPeter Maydell    done
1406d880a3baSPaolo Bonzinifi
140725b48338SPeter Maydell
1408f55fe278SPaolo Bonzini# see if system emulation was really requested
1409f55fe278SPaolo Bonzinicase " $target_list " in
1410f55fe278SPaolo Bonzini  *"-softmmu "*) softmmu=yes
1411f55fe278SPaolo Bonzini  ;;
1412f55fe278SPaolo Bonzini  *) softmmu=no
1413f55fe278SPaolo Bonzini  ;;
1414f55fe278SPaolo Bonziniesac
14155327cf48Sbellard
14167630156dSPhilippe Mathieu-Daudéif test "$tcg" = "auto"; then
14177630156dSPhilippe Mathieu-Daudé  if test -z "$target_list"; then
14187630156dSPhilippe Mathieu-Daudé    tcg="disabled"
14197630156dSPhilippe Mathieu-Daudé  else
14207630156dSPhilippe Mathieu-Daudé    tcg="enabled"
14217630156dSPhilippe Mathieu-Daudé  fi
14227630156dSPhilippe Mathieu-Daudéfi
14237630156dSPhilippe Mathieu-Daudé
14247630156dSPhilippe Mathieu-Daudéif test "$tcg" = "enabled"; then
14257630156dSPhilippe Mathieu-Daudé    git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
14267630156dSPhilippe Mathieu-Daudé    git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
14277630156dSPhilippe Mathieu-Daudéfi
14287630156dSPhilippe Mathieu-Daudé
142933ab5f24SMichal Privoznik##########################################
14307d13299dSbellard# big/little endian test
14317d13299dSbellardcat > $TMPC << EOF
143233ab5f24SMichal Privoznik#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
143333ab5f24SMichal Privoznik# error LITTLE
143433ab5f24SMichal Privoznik#endif
143533ab5f24SMichal Privoznikint main(void) { return 0; }
14367d13299dSbellardEOF
14377d13299dSbellard
143833ab5f24SMichal Privoznikif ! compile_prog ; then
143961cc919fSMike Frysinger  bigendian="no"
14407d13299dSbellardelse
144133ab5f24SMichal Privoznik  cat > $TMPC << EOF
144233ab5f24SMichal Privoznik#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
144333ab5f24SMichal Privoznik# error BIG
144433ab5f24SMichal Privoznik#endif
144533ab5f24SMichal Privoznikint main(void) { return 0; }
144633ab5f24SMichal PrivoznikEOF
144733ab5f24SMichal Privoznik
144833ab5f24SMichal Privoznik  if ! compile_prog ; then
144933ab5f24SMichal Privoznik    bigendian="yes"
145033ab5f24SMichal Privoznik  else
14517d13299dSbellard    echo big/little test failed
1452659eb157SThomas Huth    exit 1
14537d13299dSbellard  fi
14547d13299dSbellardfi
14557d13299dSbellard
1456015a33bdSGonglei##########################################
1457779ab5e3SStefan Weil# pkg-config probe
1458779ab5e3SStefan Weil
1459779ab5e3SStefan Weilif ! has "$pkg_config_exe"; then
146076ad07a4SPeter Maydell  error_exit "pkg-config binary '$pkg_config_exe' not found"
1461779ab5e3SStefan Weilfi
1462779ab5e3SStefan Weil
1463779ab5e3SStefan Weil##########################################
1464e18df141SAnthony Liguori# glib support probe
1465a52d28afSPaolo Bonzini
14660ce9b08cSThomas Huth# When bumping glib_req_ver, please check also whether we should increase
14670ce9b08cSThomas Huth# the _WIN32_WINNT setting in osdep.h according to the value from glib
1468b4c6036fSDaniel P. Berrangéglib_req_ver=2.56
1469aa0d1f44SPaolo Bonziniglib_modules=gthread-2.0
1470aa0d1f44SPaolo Bonziniif test "$modules" = yes; then
1471a88afc64SGerd Hoffmann    glib_modules="$glib_modules gmodule-export-2.0"
1472b906acacSPaolo Bonzinielif test "$plugins" = "yes"; then
1473b906acacSPaolo Bonzini    glib_modules="$glib_modules gmodule-no-export-2.0"
147454cb65d8SEmilio G. Cotafi
1475e26110cfSFam Zheng
1476aa0d1f44SPaolo Bonzinifor i in $glib_modules; do
1477e26110cfSFam Zheng    if $pkg_config --atleast-version=$glib_req_ver $i; then
147889138857SStefan Weil        glib_cflags=$($pkg_config --cflags $i)
147989138857SStefan Weil        glib_libs=$($pkg_config --libs $i)
1480e18df141SAnthony Liguori    else
1481e26110cfSFam Zheng        error_exit "glib-$glib_req_ver $i is required to compile QEMU"
1482e26110cfSFam Zheng    fi
1483e26110cfSFam Zhengdone
1484e26110cfSFam Zheng
14855b9e7d05SMarc-André Lureauglib_bindir="$($pkg_config --variable=bindir glib-2.0)"
14865b9e7d05SMarc-André Lureauif test -z "$glib_bindir" ; then
14875b9e7d05SMarc-André Lureau	glib_bindir="$($pkg_config --variable=prefix glib-2.0)"/bin
14885b9e7d05SMarc-André Lureaufi
14895b9e7d05SMarc-André Lureau
1490215b0c2fSPaolo Bonzini# This workaround is required due to a bug in pkg-config file for glib as it
1491215b0c2fSPaolo Bonzini# doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
1492215b0c2fSPaolo Bonzini
1493215b0c2fSPaolo Bonziniif test "$static" = yes && test "$mingw32" = yes; then
1494215b0c2fSPaolo Bonzini    glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags"
1495215b0c2fSPaolo Bonzinifi
1496215b0c2fSPaolo Bonzini
1497977a82abSDaniel P. Berrange# Sanity check that the current size_t matches the
1498977a82abSDaniel P. Berrange# size that glib thinks it should be. This catches
1499977a82abSDaniel P. Berrange# problems on multi-arch where people try to build
1500977a82abSDaniel P. Berrange# 32-bit QEMU while pointing at 64-bit glib headers
1501977a82abSDaniel P. Berrangecat > $TMPC <<EOF
1502977a82abSDaniel P. Berrange#include <glib.h>
1503977a82abSDaniel P. Berrange#include <unistd.h>
1504977a82abSDaniel P. Berrange
1505977a82abSDaniel P. Berrange#define QEMU_BUILD_BUG_ON(x) \
1506977a82abSDaniel P. Berrange  typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
1507977a82abSDaniel P. Berrange
1508977a82abSDaniel P. Berrangeint main(void) {
1509977a82abSDaniel P. Berrange   QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
1510977a82abSDaniel P. Berrange   return 0;
1511977a82abSDaniel P. Berrange}
1512977a82abSDaniel P. BerrangeEOF
1513977a82abSDaniel P. Berrange
1514215b0c2fSPaolo Bonziniif ! compile_prog "$glib_cflags" "$glib_libs" ; then
1515977a82abSDaniel P. Berrange    error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
1516977a82abSDaniel P. Berrange               "You probably need to set PKG_CONFIG_LIBDIR"\
1517977a82abSDaniel P. Berrange	       "to point to the right pkg-config files for your"\
1518977a82abSDaniel P. Berrange	       "build target"
1519977a82abSDaniel P. Berrangefi
1520977a82abSDaniel P. Berrange
15219bda600bSEric Blake# Silence clang warnings triggered by glib < 2.57.2
15229bda600bSEric Blakecat > $TMPC << EOF
15239bda600bSEric Blake#include <glib.h>
15249bda600bSEric Blaketypedef struct Foo {
15259bda600bSEric Blake    int i;
15269bda600bSEric Blake} Foo;
15279bda600bSEric Blakestatic void foo_free(Foo *f)
15289bda600bSEric Blake{
15299bda600bSEric Blake    g_free(f);
15309bda600bSEric Blake}
1531e0e7fe07SMarc-André LureauG_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free)
15329bda600bSEric Blakeint main(void) { return 0; }
15339bda600bSEric BlakeEOF
15349bda600bSEric Blakeif ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
15359bda600bSEric Blake    if cc_has_warning_flag "-Wno-unused-function"; then
15369bda600bSEric Blake        glib_cflags="$glib_cflags -Wno-unused-function"
15375770e8afSPaolo Bonzini        CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function"
15389bda600bSEric Blake    fi
15399bda600bSEric Blakefi
15409bda600bSEric Blake
1541e26110cfSFam Zheng##########################################
1542f652e6afSaurel32# fdt probe
1543e169e1e1SPeter Maydell
1544fbb4121dSPaolo Bonzinicase "$fdt" in
1545fbb4121dSPaolo Bonzini  auto | enabled | internal)
1546fbb4121dSPaolo Bonzini    # Simpler to always update submodule, even if not needed.
1547aef45d51SDaniel P. Berrange    git_submodules="${git_submodules} dtc"
1548fbb4121dSPaolo Bonzini    ;;
1549fbb4121dSPaolo Bonziniesac
1550f652e6afSaurel32
155120ff075bSMichael Walle##########################################
1552519175a2SAlex Barcelo# check and set a backend for coroutine
1553d0e2fce5SAneesh Kumar K.V
15547c2acc70SPeter Maydell# We prefer ucontext, but it's not always possible. The fallback
155533c53c54SDaniel P. Berrange# is sigcontext. On Windows the only valid backend is the Windows
155633c53c54SDaniel P. Berrange# specific one.
15577c2acc70SPeter Maydell
15587c2acc70SPeter Maydellucontext_works=no
1559d0e2fce5SAneesh Kumar K.Vif test "$darwin" != "yes"; then
1560d0e2fce5SAneesh Kumar K.V  cat > $TMPC << EOF
1561d0e2fce5SAneesh Kumar K.V#include <ucontext.h>
1562cdf84806SPeter Maydell#ifdef __stub_makecontext
1563cdf84806SPeter Maydell#error Ignoring glibc stub makecontext which will always fail
1564cdf84806SPeter Maydell#endif
156575cafad7SStefan Weilint main(void) { makecontext(0, 0, 0); return 0; }
1566d0e2fce5SAneesh Kumar K.VEOF
1567d0e2fce5SAneesh Kumar K.V  if compile_prog "" "" ; then
15687c2acc70SPeter Maydell    ucontext_works=yes
1569d0e2fce5SAneesh Kumar K.V  fi
1570519175a2SAlex Barcelofi
15717c2acc70SPeter Maydell
15727c2acc70SPeter Maydellif test "$coroutine" = ""; then
15737c2acc70SPeter Maydell  if test "$mingw32" = "yes"; then
15747c2acc70SPeter Maydell    coroutine=win32
15757c2acc70SPeter Maydell  elif test "$ucontext_works" = "yes"; then
15767c2acc70SPeter Maydell    coroutine=ucontext
1577519175a2SAlex Barcelo  else
15787c2acc70SPeter Maydell    coroutine=sigaltstack
15797c2acc70SPeter Maydell  fi
15807c2acc70SPeter Maydellelse
15817c2acc70SPeter Maydell  case $coroutine in
15827c2acc70SPeter Maydell  windows)
15837c2acc70SPeter Maydell    if test "$mingw32" != "yes"; then
15847c2acc70SPeter Maydell      error_exit "'windows' coroutine backend only valid for Windows"
15857c2acc70SPeter Maydell    fi
15867c2acc70SPeter Maydell    # Unfortunately the user visible backend name doesn't match the
15877c2acc70SPeter Maydell    # coroutine-*.c filename for this case, so we have to adjust it here.
15887c2acc70SPeter Maydell    coroutine=win32
15897c2acc70SPeter Maydell    ;;
15907c2acc70SPeter Maydell  ucontext)
15917c2acc70SPeter Maydell    if test "$ucontext_works" != "yes"; then
15927cb58448SPaolo Bonzini      error_exit "'ucontext' backend requested but makecontext not available"
15937c2acc70SPeter Maydell    fi
15947c2acc70SPeter Maydell    ;;
159533c53c54SDaniel P. Berrange  sigaltstack)
15967c2acc70SPeter Maydell    if test "$mingw32" = "yes"; then
15977c2acc70SPeter Maydell      error_exit "only the 'windows' coroutine backend is valid for Windows"
15987c2acc70SPeter Maydell    fi
15997c2acc70SPeter Maydell    ;;
16007c2acc70SPeter Maydell  *)
160176ad07a4SPeter Maydell    error_exit "unknown coroutine backend $coroutine"
16027c2acc70SPeter Maydell    ;;
16037c2acc70SPeter Maydell  esac
1604d0e2fce5SAneesh Kumar K.Vfi
1605d0e2fce5SAneesh Kumar K.V
16061e4f6065SDaniele Buono##################################################
16071e4f6065SDaniele Buono# SafeStack
16081e4f6065SDaniele Buono
16091e4f6065SDaniele Buono
16101e4f6065SDaniele Buonoif test "$safe_stack" = "yes"; then
16111e4f6065SDaniele Buonocat > $TMPC << EOF
16128a0afbb2SStefan Weilint main(void)
16131e4f6065SDaniele Buono{
16141e4f6065SDaniele Buono#if ! __has_feature(safe_stack)
16151e4f6065SDaniele Buono#error SafeStack Disabled
16161e4f6065SDaniele Buono#endif
16171e4f6065SDaniele Buono    return 0;
16181e4f6065SDaniele Buono}
16191e4f6065SDaniele BuonoEOF
16201e4f6065SDaniele Buono  flag="-fsanitize=safe-stack"
16211e4f6065SDaniele Buono  # Check that safe-stack is supported and enabled.
16221e4f6065SDaniele Buono  if compile_prog "-Werror $flag" "$flag"; then
16231e4f6065SDaniele Buono    # Flag needed both at compilation and at linking
16241e4f6065SDaniele Buono    QEMU_CFLAGS="$QEMU_CFLAGS $flag"
16251e4f6065SDaniele Buono    QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
16261e4f6065SDaniele Buono  else
16271e4f6065SDaniele Buono    error_exit "SafeStack not supported by your compiler"
16281e4f6065SDaniele Buono  fi
16291e4f6065SDaniele Buono  if test "$coroutine" != "ucontext"; then
16301e4f6065SDaniele Buono    error_exit "SafeStack is only supported by the coroutine backend ucontext"
16311e4f6065SDaniele Buono  fi
16321e4f6065SDaniele Buonoelse
16331e4f6065SDaniele Buonocat > $TMPC << EOF
16348a0afbb2SStefan Weilint main(void)
16351e4f6065SDaniele Buono{
16361e4f6065SDaniele Buono#if defined(__has_feature)
16371e4f6065SDaniele Buono#if __has_feature(safe_stack)
16381e4f6065SDaniele Buono#error SafeStack Enabled
16391e4f6065SDaniele Buono#endif
16401e4f6065SDaniele Buono#endif
16411e4f6065SDaniele Buono    return 0;
16421e4f6065SDaniele Buono}
16431e4f6065SDaniele BuonoEOF
16441e4f6065SDaniele Buonoif test "$safe_stack" = "no"; then
16451e4f6065SDaniele Buono  # Make sure that safe-stack is disabled
16461e4f6065SDaniele Buono  if ! compile_prog "-Werror" ""; then
16471e4f6065SDaniele Buono    # SafeStack was already enabled, try to explicitly remove the feature
16481e4f6065SDaniele Buono    flag="-fno-sanitize=safe-stack"
16491e4f6065SDaniele Buono    if ! compile_prog "-Werror $flag" "$flag"; then
16501e4f6065SDaniele Buono      error_exit "Configure cannot disable SafeStack"
16511e4f6065SDaniele Buono    fi
16521e4f6065SDaniele Buono    QEMU_CFLAGS="$QEMU_CFLAGS $flag"
16531e4f6065SDaniele Buono    QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
16541e4f6065SDaniele Buono  fi
16551e4f6065SDaniele Buonoelse # "$safe_stack" = ""
16561e4f6065SDaniele Buono  # Set safe_stack to yes or no based on pre-existing flags
16571e4f6065SDaniele Buono  if compile_prog "-Werror" ""; then
16581e4f6065SDaniele Buono    safe_stack="no"
16591e4f6065SDaniele Buono  else
16601e4f6065SDaniele Buono    safe_stack="yes"
16611e4f6065SDaniele Buono    if test "$coroutine" != "ucontext"; then
16621e4f6065SDaniele Buono      error_exit "SafeStack is only supported by the coroutine backend ucontext"
16631e4f6065SDaniele Buono    fi
16641e4f6065SDaniele Buono  fi
16651e4f6065SDaniele Buonofi
16661e4f6065SDaniele Buonofi
16677d992e4dSPeter Lieven
166876a347e1SRichard Henderson########################################
1669fd0e6053SJohn Snow# check if ccache is interfering with
1670fd0e6053SJohn Snow# semantic analysis of macros
1671fd0e6053SJohn Snow
16725e4dfd3dSJohn Snowunset CCACHE_CPP2
1673fd0e6053SJohn Snowccache_cpp2=no
1674fd0e6053SJohn Snowcat > $TMPC << EOF
1675fd0e6053SJohn Snowstatic const int Z = 1;
1676fd0e6053SJohn Snow#define fn() ({ Z; })
1677fd0e6053SJohn Snow#define TAUT(X) ((X) == Z)
1678fd0e6053SJohn Snow#define PAREN(X, Y) (X == Y)
1679fd0e6053SJohn Snow#define ID(X) (X)
16808a0afbb2SStefan Weilint main(void)
1681fd0e6053SJohn Snow{
1682fd0e6053SJohn Snow    int x = 0, y = 0;
1683fd0e6053SJohn Snow    x = ID(x);
1684fd0e6053SJohn Snow    x = fn();
1685fd0e6053SJohn Snow    fn();
1686fd0e6053SJohn Snow    if (PAREN(x, y)) return 0;
1687fd0e6053SJohn Snow    if (TAUT(Z)) return 0;
1688fd0e6053SJohn Snow    return 0;
1689fd0e6053SJohn Snow}
1690fd0e6053SJohn SnowEOF
1691fd0e6053SJohn Snow
1692fd0e6053SJohn Snowif ! compile_object "-Werror"; then
1693fd0e6053SJohn Snow    ccache_cpp2=yes
1694fd0e6053SJohn Snowfi
1695fd0e6053SJohn Snow
1696b553a042SJohn Snow#################################################
1697b553a042SJohn Snow# clang does not support glibc + FORTIFY_SOURCE.
1698b553a042SJohn Snow
1699b553a042SJohn Snowif test "$fortify_source" != "no"; then
1700b553a042SJohn Snow  if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
1701b553a042SJohn Snow    fortify_source="no";
1702e189091fSPeter Maydell  elif test -n "$cxx" && has $cxx &&
1703cfcc7c14SJohn Snow       echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
1704b553a042SJohn Snow    fortify_source="no";
1705b553a042SJohn Snow  else
1706b553a042SJohn Snow    fortify_source="yes"
1707b553a042SJohn Snow  fi
1708b553a042SJohn Snowfi
1709b553a042SJohn Snow
1710d2042378SAneesh Kumar K.V##########################################
1711247724cbSMarc-André Lureau# checks for sanitizers
1712247724cbSMarc-André Lureau
1713247724cbSMarc-André Lureauhave_asan=no
1714247724cbSMarc-André Lureauhave_ubsan=no
1715d83414e1SMarc-André Lureauhave_asan_iface_h=no
1716d83414e1SMarc-André Lureauhave_asan_iface_fiber=no
1717247724cbSMarc-André Lureau
1718247724cbSMarc-André Lureauif test "$sanitizers" = "yes" ; then
1719b9f44da2SMarc-André Lureau  write_c_skeleton
1720247724cbSMarc-André Lureau  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
1721247724cbSMarc-André Lureau      have_asan=yes
1722247724cbSMarc-André Lureau  fi
1723b9f44da2SMarc-André Lureau
1724b9f44da2SMarc-André Lureau  # we could use a simple skeleton for flags checks, but this also
1725b9f44da2SMarc-André Lureau  # detect the static linking issue of ubsan, see also:
1726b9f44da2SMarc-André Lureau  # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
1727b9f44da2SMarc-André Lureau  cat > $TMPC << EOF
1728b9f44da2SMarc-André Lureau#include <stdlib.h>
1729b9f44da2SMarc-André Lureauint main(void) {
1730b9f44da2SMarc-André Lureau    void *tmp = malloc(10);
1731f2dfe54cSLeonid Bloch    if (tmp != NULL) {
1732b9f44da2SMarc-André Lureau        return *(int *)(tmp + 2);
1733b9f44da2SMarc-André Lureau    }
1734d1abf3fcSOlaf Hering    return 1;
1735f2dfe54cSLeonid Bloch}
1736b9f44da2SMarc-André LureauEOF
1737247724cbSMarc-André Lureau  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
1738247724cbSMarc-André Lureau      have_ubsan=yes
1739247724cbSMarc-André Lureau  fi
1740d83414e1SMarc-André Lureau
1741d83414e1SMarc-André Lureau  if check_include "sanitizer/asan_interface.h" ; then
1742d83414e1SMarc-André Lureau      have_asan_iface_h=yes
1743d83414e1SMarc-André Lureau  fi
1744d83414e1SMarc-André Lureau
1745d83414e1SMarc-André Lureau  cat > $TMPC << EOF
1746d83414e1SMarc-André Lureau#include <sanitizer/asan_interface.h>
1747d83414e1SMarc-André Lureauint main(void) {
1748d83414e1SMarc-André Lureau  __sanitizer_start_switch_fiber(0, 0, 0);
1749d83414e1SMarc-André Lureau  return 0;
1750d83414e1SMarc-André Lureau}
1751d83414e1SMarc-André LureauEOF
1752d83414e1SMarc-André Lureau  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
1753d83414e1SMarc-André Lureau      have_asan_iface_fiber=yes
1754d83414e1SMarc-André Lureau  fi
1755247724cbSMarc-André Lureaufi
1756247724cbSMarc-André Lureau
17570aebab04SLingfeng Yang# Thread sanitizer is, for now, much noisier than the other sanitizers;
17580aebab04SLingfeng Yang# keep it separate until that is not the case.
17590aebab04SLingfeng Yangif test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
17600aebab04SLingfeng Yang  error_exit "TSAN is not supported with other sanitiziers."
17610aebab04SLingfeng Yangfi
17620aebab04SLingfeng Yanghave_tsan=no
17630aebab04SLingfeng Yanghave_tsan_iface_fiber=no
17640aebab04SLingfeng Yangif test "$tsan" = "yes" ; then
17650aebab04SLingfeng Yang  write_c_skeleton
17660aebab04SLingfeng Yang  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
17670aebab04SLingfeng Yang      have_tsan=yes
17680aebab04SLingfeng Yang  fi
17690aebab04SLingfeng Yang  cat > $TMPC << EOF
17700aebab04SLingfeng Yang#include <sanitizer/tsan_interface.h>
17710aebab04SLingfeng Yangint main(void) {
17720aebab04SLingfeng Yang  __tsan_create_fiber(0);
17730aebab04SLingfeng Yang  return 0;
17740aebab04SLingfeng Yang}
17750aebab04SLingfeng YangEOF
17760aebab04SLingfeng Yang  if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
17770aebab04SLingfeng Yang      have_tsan_iface_fiber=yes
17780aebab04SLingfeng Yang  fi
17790aebab04SLingfeng Yangfi
17800aebab04SLingfeng Yang
1781adc28027SAlexander Bulekov##########################################
1782cd362defSPaolo Bonzini# functions to probe cross compilers
1783cd362defSPaolo Bonzini
1784cd362defSPaolo Bonzinicontainer="no"
178547fdc8fbSStefan Weilif test $use_containers = "yes" && (has "docker" || has "podman"); then
1786c4575b59SPaolo Bonzini    case $($python "$source_path"/tests/docker/docker.py probe) in
1787c4575b59SPaolo Bonzini        *docker) container=docker ;;
1788c4575b59SPaolo Bonzini        podman) container=podman ;;
1789c4575b59SPaolo Bonzini        no) container=no ;;
1790c4575b59SPaolo Bonzini    esac
1791a3e28f81SPaolo Bonzini    if test "$container" != "no"; then
1792a3e28f81SPaolo Bonzini        docker_py="$python $source_path/tests/docker/docker.py --engine $container"
1793a3e28f81SPaolo Bonzini    fi
1794cd362defSPaolo Bonzinifi
1795cd362defSPaolo Bonzini
1796cd362defSPaolo Bonzini# cross compilers defaults, can be overridden with --cross-cc-ARCH
17975adb43beSPaolo Bonzini: ${cross_prefix_aarch64="aarch64-linux-gnu-"}
17985adb43beSPaolo Bonzini: ${cross_prefix_aarch64_be="$cross_prefix_aarch64"}
17995adb43beSPaolo Bonzini: ${cross_prefix_alpha="alpha-linux-gnu-"}
18005adb43beSPaolo Bonzini: ${cross_prefix_arm="arm-linux-gnueabihf-"}
18015adb43beSPaolo Bonzini: ${cross_prefix_armeb="$cross_prefix_arm"}
18025adb43beSPaolo Bonzini: ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"}
180334bb43b0SSong Gao: ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"}
18045adb43beSPaolo Bonzini: ${cross_prefix_hppa="hppa-linux-gnu-"}
18055adb43beSPaolo Bonzini: ${cross_prefix_i386="i686-linux-gnu-"}
18065adb43beSPaolo Bonzini: ${cross_prefix_m68k="m68k-linux-gnu-"}
18075adb43beSPaolo Bonzini: ${cross_prefix_microblaze="microblaze-linux-musl-"}
18085adb43beSPaolo Bonzini: ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"}
18095adb43beSPaolo Bonzini: ${cross_prefix_mips64="mips64-linux-gnuabi64-"}
18105adb43beSPaolo Bonzini: ${cross_prefix_mipsel="mipsel-linux-gnu-"}
18115adb43beSPaolo Bonzini: ${cross_prefix_mips="mips-linux-gnu-"}
18125adb43beSPaolo Bonzini: ${cross_prefix_nios2="nios2-linux-gnu-"}
18135adb43beSPaolo Bonzini: ${cross_prefix_ppc="powerpc-linux-gnu-"}
18145adb43beSPaolo Bonzini: ${cross_prefix_ppc64="powerpc64-linux-gnu-"}
18155adb43beSPaolo Bonzini: ${cross_prefix_ppc64le="$cross_prefix_ppc64"}
18165adb43beSPaolo Bonzini: ${cross_prefix_riscv64="riscv64-linux-gnu-"}
18175adb43beSPaolo Bonzini: ${cross_prefix_s390x="s390x-linux-gnu-"}
18185adb43beSPaolo Bonzini: ${cross_prefix_sh4="sh4-linux-gnu-"}
18195adb43beSPaolo Bonzini: ${cross_prefix_sparc64="sparc64-linux-gnu-"}
18205adb43beSPaolo Bonzini: ${cross_prefix_sparc="$cross_prefix_sparc64"}
18215adb43beSPaolo Bonzini: ${cross_prefix_x86_64="x86_64-linux-gnu-"}
18225adb43beSPaolo Bonzini
1823cd362defSPaolo Bonzini: ${cross_cc_aarch64_be="$cross_cc_aarch64"}
1824cd362defSPaolo Bonzini: ${cross_cc_cflags_aarch64_be="-mbig-endian"}
182546af66edSPaolo Bonzini: ${cross_cc_armeb="$cross_cc_arm"}
1826cd362defSPaolo Bonzini: ${cross_cc_cflags_armeb="-mbig-endian"}
1827cd362defSPaolo Bonzini: ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"}
1828cd362defSPaolo Bonzini: ${cross_cc_cflags_hexagon="-mv67 -O2 -static"}
1829cd362defSPaolo Bonzini: ${cross_cc_cflags_i386="-m32"}
1830d44f2f96SPaolo Bonzini: ${cross_cc_cflags_ppc="-m32 -mbig-endian"}
1831cd362defSPaolo Bonzini: ${cross_cc_cflags_ppc64="-m64 -mbig-endian"}
1832cd362defSPaolo Bonzini: ${cross_cc_ppc64le="$cross_cc_ppc64"}
1833cd362defSPaolo Bonzini: ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"}
1834cd362defSPaolo Bonzini: ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"}
183546af66edSPaolo Bonzini: ${cross_cc_sparc="$cross_cc_sparc64"}
183646af66edSPaolo Bonzini: ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"}
1837cd362defSPaolo Bonzini: ${cross_cc_cflags_x86_64="-m64"}
1838cd362defSPaolo Bonzini
18395adb43beSPaolo Bonzinicompute_target_variable() {
184092e288fcSPaolo Bonzini  eval "$2="
18415adb43beSPaolo Bonzini  if eval test -n "\"\${cross_prefix_$1}\""; then
18425adb43beSPaolo Bonzini    if eval has "\"\${cross_prefix_$1}\$3\""; then
18435adb43beSPaolo Bonzini      eval "$2=\"\${cross_prefix_$1}\$3\""
18445adb43beSPaolo Bonzini    fi
18455adb43beSPaolo Bonzini  fi
18465adb43beSPaolo Bonzini}
1847cd362defSPaolo Bonzini
184835fd22b0SPaolo Bonzinihave_target() {
184935fd22b0SPaolo Bonzini  for i; do
185035fd22b0SPaolo Bonzini    case " $target_list " in
185135fd22b0SPaolo Bonzini      *" $i "*) return 0;;
185235fd22b0SPaolo Bonzini      *) ;;
185335fd22b0SPaolo Bonzini    esac
185435fd22b0SPaolo Bonzini  done
185535fd22b0SPaolo Bonzini  return 1
185635fd22b0SPaolo Bonzini}
185735fd22b0SPaolo Bonzini
185852f08deaSPaolo Bonzini# probe_target_compiler TARGET
185952f08deaSPaolo Bonzini#
186052f08deaSPaolo Bonzini# Look for a compiler for the given target, either native or cross.
186152f08deaSPaolo Bonzini# Set variables target_* if a compiler is found, and container_cross_*
186252f08deaSPaolo Bonzini# if a Docker-based cross-compiler image is known for the target.
186352f08deaSPaolo Bonzini# Set got_cross_cc to yes/no depending on whether a non-container-based
186452f08deaSPaolo Bonzini# compiler was found.
186552f08deaSPaolo Bonzini#
186652f08deaSPaolo Bonzini# If TARGET is a user-mode emulation target, also set build_static to
186752f08deaSPaolo Bonzini# "y" if static linking is possible.
186852f08deaSPaolo Bonzini#
1869cd362defSPaolo Bonziniprobe_target_compiler() {
1870cd362defSPaolo Bonzini  # reset all output variables
187192e288fcSPaolo Bonzini  got_cross_cc=no
1872cd362defSPaolo Bonzini  container_image=
1873cd362defSPaolo Bonzini  container_hosts=
1874cd362defSPaolo Bonzini  container_cross_cc=
187587eb014cSPaolo Bonzini  container_cross_ar=
1876cd362defSPaolo Bonzini  container_cross_as=
1877cd362defSPaolo Bonzini  container_cross_ld=
187887eb014cSPaolo Bonzini  container_cross_nm=
187987eb014cSPaolo Bonzini  container_cross_objcopy=
188087eb014cSPaolo Bonzini  container_cross_ranlib=
188187eb014cSPaolo Bonzini  container_cross_strip=
1882cd362defSPaolo Bonzini
1883c3b570b5SAlex Bennée  # We shall skip configuring the target compiler if the user didn't
1884c3b570b5SAlex Bennée  # bother enabling an appropriate guest. This avoids building
1885c3b570b5SAlex Bennée  # extraneous firmware images and tests.
188673acb87bSMukilan Thiyagarajan  if test "${target_list#*$1}" = "$1"; then
1887c3b570b5SAlex Bennée      return 1
1888c3b570b5SAlex Bennée  fi
1889c3b570b5SAlex Bennée
189052f08deaSPaolo Bonzini  target_arch=${1%%-*}
189152f08deaSPaolo Bonzini  case $target_arch in
1892cd362defSPaolo Bonzini    aarch64) container_hosts="x86_64 aarch64" ;;
1893cd362defSPaolo Bonzini    alpha) container_hosts=x86_64 ;;
1894cd362defSPaolo Bonzini    arm) container_hosts="x86_64 aarch64" ;;
1895cd362defSPaolo Bonzini    cris) container_hosts=x86_64 ;;
1896cd362defSPaolo Bonzini    hexagon) container_hosts=x86_64 ;;
1897cd362defSPaolo Bonzini    hppa) container_hosts=x86_64 ;;
1898cd362defSPaolo Bonzini    i386) container_hosts=x86_64 ;;
1899b70ec50bSRichard Henderson    loongarch64) container_hosts=x86_64 ;;
1900cd362defSPaolo Bonzini    m68k) container_hosts=x86_64 ;;
1901cd362defSPaolo Bonzini    microblaze) container_hosts=x86_64 ;;
1902cd362defSPaolo Bonzini    mips64el) container_hosts=x86_64 ;;
1903cd362defSPaolo Bonzini    mips64) container_hosts=x86_64 ;;
1904cd362defSPaolo Bonzini    mipsel) container_hosts=x86_64 ;;
1905cd362defSPaolo Bonzini    mips) container_hosts=x86_64 ;;
1906cd362defSPaolo Bonzini    nios2) container_hosts=x86_64 ;;
1907cd362defSPaolo Bonzini    ppc) container_hosts=x86_64 ;;
1908cd362defSPaolo Bonzini    ppc64|ppc64le) container_hosts=x86_64 ;;
1909cd362defSPaolo Bonzini    riscv64) container_hosts=x86_64 ;;
1910cd362defSPaolo Bonzini    s390x) container_hosts=x86_64 ;;
1911cd362defSPaolo Bonzini    sh4) container_hosts=x86_64 ;;
1912cd362defSPaolo Bonzini    sparc64) container_hosts=x86_64 ;;
1913cd362defSPaolo Bonzini    tricore) container_hosts=x86_64 ;;
1914cd362defSPaolo Bonzini    x86_64) container_hosts="aarch64 ppc64el x86_64" ;;
1915cd362defSPaolo Bonzini    xtensa*) container_hosts=x86_64 ;;
1916cd362defSPaolo Bonzini  esac
1917cd362defSPaolo Bonzini
1918cd362defSPaolo Bonzini  for host in $container_hosts; do
1919cd362defSPaolo Bonzini    test "$container" != no || continue
1920cd362defSPaolo Bonzini    test "$host" = "$cpu" || continue
192152f08deaSPaolo Bonzini    case $target_arch in
1922cd362defSPaolo Bonzini      aarch64)
1923cd362defSPaolo Bonzini        # We don't have any bigendian build tools so we only use this for AArch64
1924cd362defSPaolo Bonzini        container_image=debian-arm64-cross
19255adb43beSPaolo Bonzini        container_cross_prefix=aarch64-linux-gnu-
19265adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}gcc-10
1927cd362defSPaolo Bonzini        ;;
1928cd362defSPaolo Bonzini      alpha)
1929cd362defSPaolo Bonzini        container_image=debian-alpha-cross
19305adb43beSPaolo Bonzini        container_cross_prefix=alpha-linux-gnu-
1931cd362defSPaolo Bonzini        ;;
1932cd362defSPaolo Bonzini      arm)
1933cd362defSPaolo Bonzini        # We don't have any bigendian build tools so we only use this for ARM
1934cd362defSPaolo Bonzini        container_image=debian-armhf-cross
19355adb43beSPaolo Bonzini        container_cross_prefix=arm-linux-gnueabihf-
1936cd362defSPaolo Bonzini        ;;
1937cd362defSPaolo Bonzini      cris)
1938cd362defSPaolo Bonzini        container_image=fedora-cris-cross
19395adb43beSPaolo Bonzini        container_cross_prefix=cris-linux-gnu-
1940cd362defSPaolo Bonzini        ;;
1941cd362defSPaolo Bonzini      hexagon)
1942cd362defSPaolo Bonzini        container_image=debian-hexagon-cross
19435adb43beSPaolo Bonzini        container_cross_prefix=hexagon-unknown-linux-musl-
19445adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}clang
1945cd362defSPaolo Bonzini        ;;
1946cd362defSPaolo Bonzini      hppa)
1947cd362defSPaolo Bonzini        container_image=debian-hppa-cross
19485adb43beSPaolo Bonzini        container_cross_prefix=hppa-linux-gnu-
1949cd362defSPaolo Bonzini        ;;
1950cd362defSPaolo Bonzini      i386)
1951cd362defSPaolo Bonzini        container_image=fedora-i386-cross
19525adb43beSPaolo Bonzini        container_cross_prefix=
1953cd362defSPaolo Bonzini        ;;
1954b70ec50bSRichard Henderson      loongarch64)
1955b70ec50bSRichard Henderson        container_image=debian-loongarch-cross
1956b70ec50bSRichard Henderson        container_cross_prefix=loongarch64-unknown-linux-gnu-
1957b70ec50bSRichard Henderson        ;;
1958cd362defSPaolo Bonzini      m68k)
1959cd362defSPaolo Bonzini        container_image=debian-m68k-cross
19605adb43beSPaolo Bonzini        container_cross_prefix=m68k-linux-gnu-
1961cd362defSPaolo Bonzini        ;;
1962cd362defSPaolo Bonzini      microblaze)
1963cd362defSPaolo Bonzini        container_image=debian-microblaze-cross
19645adb43beSPaolo Bonzini        container_cross_prefix=microblaze-linux-musl-
1965cd362defSPaolo Bonzini        ;;
1966cd362defSPaolo Bonzini      mips64el)
1967cd362defSPaolo Bonzini        container_image=debian-mips64el-cross
19685adb43beSPaolo Bonzini        container_cross_prefix=mips64el-linux-gnuabi64-
1969cd362defSPaolo Bonzini        ;;
1970cd362defSPaolo Bonzini      mips64)
1971cd362defSPaolo Bonzini        container_image=debian-mips64-cross
19725adb43beSPaolo Bonzini        container_cross_prefix=mips64-linux-gnuabi64-
1973cd362defSPaolo Bonzini        ;;
1974cd362defSPaolo Bonzini      mipsel)
1975cd362defSPaolo Bonzini        container_image=debian-mipsel-cross
19765adb43beSPaolo Bonzini        container_cross_prefix=mipsel-linux-gnu-
1977cd362defSPaolo Bonzini        ;;
1978cd362defSPaolo Bonzini      mips)
1979cd362defSPaolo Bonzini        container_image=debian-mips-cross
19805adb43beSPaolo Bonzini        container_cross_prefix=mips-linux-gnu-
1981cd362defSPaolo Bonzini        ;;
1982cd362defSPaolo Bonzini      nios2)
1983cd362defSPaolo Bonzini        container_image=debian-nios2-cross
19845adb43beSPaolo Bonzini        container_cross_prefix=nios2-linux-gnu-
1985cd362defSPaolo Bonzini        ;;
1986cd362defSPaolo Bonzini      ppc)
1987cd362defSPaolo Bonzini        container_image=debian-powerpc-test-cross
19885adb43beSPaolo Bonzini        container_cross_prefix=powerpc-linux-gnu-
19895adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}gcc-10
1990cd362defSPaolo Bonzini        ;;
1991cd362defSPaolo Bonzini      ppc64|ppc64le)
1992cd362defSPaolo Bonzini        container_image=debian-powerpc-test-cross
1993705c881fSRichard Henderson        container_cross_prefix=powerpc${target_arch#ppc}-linux-gnu-
19945adb43beSPaolo Bonzini        container_cross_cc=${container_cross_prefix}gcc-10
1995cd362defSPaolo Bonzini        ;;
1996cd362defSPaolo Bonzini      riscv64)
1997cd362defSPaolo Bonzini        container_image=debian-riscv64-test-cross
19985adb43beSPaolo Bonzini        container_cross_prefix=riscv64-linux-gnu-
1999cd362defSPaolo Bonzini        ;;
2000cd362defSPaolo Bonzini      s390x)
2001cd362defSPaolo Bonzini        container_image=debian-s390x-cross
20025adb43beSPaolo Bonzini        container_cross_prefix=s390x-linux-gnu-
2003cd362defSPaolo Bonzini        ;;
2004cd362defSPaolo Bonzini      sh4)
2005cd362defSPaolo Bonzini        container_image=debian-sh4-cross
20065adb43beSPaolo Bonzini        container_cross_prefix=sh4-linux-gnu-
2007cd362defSPaolo Bonzini        ;;
2008cd362defSPaolo Bonzini      sparc64)
2009cd362defSPaolo Bonzini        container_image=debian-sparc64-cross
20105adb43beSPaolo Bonzini        container_cross_prefix=sparc64-linux-gnu-
2011cd362defSPaolo Bonzini        ;;
2012cd362defSPaolo Bonzini      tricore)
2013cd362defSPaolo Bonzini        container_image=debian-tricore-cross
20145adb43beSPaolo Bonzini        container_cross_prefix=tricore-
2015cd362defSPaolo Bonzini        container_cross_as=tricore-as
2016cd362defSPaolo Bonzini        container_cross_ld=tricore-ld
20175adb43beSPaolo Bonzini        break
2018cd362defSPaolo Bonzini        ;;
2019cd362defSPaolo Bonzini      x86_64)
2020cd362defSPaolo Bonzini        container_image=debian-amd64-cross
20215adb43beSPaolo Bonzini        container_cross_prefix=x86_64-linux-gnu-
2022cd362defSPaolo Bonzini        ;;
2023cd362defSPaolo Bonzini      xtensa*)
2024cd362defSPaolo Bonzini        container_hosts=x86_64
2025cd362defSPaolo Bonzini        container_image=debian-xtensa-cross
2026cd362defSPaolo Bonzini
2027cd362defSPaolo Bonzini        # default to the dc232b cpu
20285adb43beSPaolo Bonzini        container_cross_prefix=/opt/2020.07/xtensa-dc232b-elf/bin/xtensa-dc232b-elf-
2029cd362defSPaolo Bonzini        ;;
2030cd362defSPaolo Bonzini    esac
20315adb43beSPaolo Bonzini    : ${container_cross_cc:=${container_cross_prefix}gcc}
203287eb014cSPaolo Bonzini    : ${container_cross_ar:=${container_cross_prefix}ar}
20335adb43beSPaolo Bonzini    : ${container_cross_as:=${container_cross_prefix}as}
20345adb43beSPaolo Bonzini    : ${container_cross_ld:=${container_cross_prefix}ld}
203587eb014cSPaolo Bonzini    : ${container_cross_nm:=${container_cross_prefix}nm}
203687eb014cSPaolo Bonzini    : ${container_cross_objcopy:=${container_cross_prefix}objcopy}
203787eb014cSPaolo Bonzini    : ${container_cross_ranlib:=${container_cross_prefix}ranlib}
203887eb014cSPaolo Bonzini    : ${container_cross_strip:=${container_cross_prefix}strip}
2039cd362defSPaolo Bonzini  done
2040cd362defSPaolo Bonzini
204192e288fcSPaolo Bonzini  try=cross
204292e288fcSPaolo Bonzini  case "$target_arch:$cpu" in
204392e288fcSPaolo Bonzini    aarch64_be:aarch64 | \
204492e288fcSPaolo Bonzini    armeb:arm | \
204592e288fcSPaolo Bonzini    i386:x86_64 | \
204692e288fcSPaolo Bonzini    mips*:mips64 | \
204792e288fcSPaolo Bonzini    ppc*:ppc64 | \
204892e288fcSPaolo Bonzini    sparc:sparc64 | \
204992e288fcSPaolo Bonzini    "$cpu:$cpu")
205092e288fcSPaolo Bonzini      try='native cross' ;;
205192e288fcSPaolo Bonzini  esac
205252f08deaSPaolo Bonzini  eval "target_cflags=\${cross_cc_cflags_$target_arch}"
2053b3b5472dSPeter Maydell  for thistry in $try; do
2054b3b5472dSPeter Maydell    case $thistry in
205592e288fcSPaolo Bonzini    native)
205692e288fcSPaolo Bonzini      target_cc=$cc
205792e288fcSPaolo Bonzini      target_ccas=$ccas
205892e288fcSPaolo Bonzini      target_ar=$ar
205992e288fcSPaolo Bonzini      target_as=$as
206092e288fcSPaolo Bonzini      target_ld=$ld
206192e288fcSPaolo Bonzini      target_nm=$nm
206292e288fcSPaolo Bonzini      target_objcopy=$objcopy
206392e288fcSPaolo Bonzini      target_ranlib=$ranlib
206492e288fcSPaolo Bonzini      target_strip=$strip
206592e288fcSPaolo Bonzini      ;;
206692e288fcSPaolo Bonzini    cross)
206792e288fcSPaolo Bonzini      target_cc=
206852f08deaSPaolo Bonzini      if eval test -n "\"\${cross_cc_$target_arch}\""; then
206952f08deaSPaolo Bonzini        if eval has "\"\${cross_cc_$target_arch}\""; then
207052f08deaSPaolo Bonzini          eval "target_cc=\"\${cross_cc_$target_arch}\""
2071cd362defSPaolo Bonzini        fi
20725adb43beSPaolo Bonzini      else
207352f08deaSPaolo Bonzini        compute_target_variable $target_arch target_cc gcc
2074cd362defSPaolo Bonzini      fi
207587eb014cSPaolo Bonzini      target_ccas=$target_cc
207652f08deaSPaolo Bonzini      compute_target_variable $target_arch target_ar ar
207752f08deaSPaolo Bonzini      compute_target_variable $target_arch target_as as
207852f08deaSPaolo Bonzini      compute_target_variable $target_arch target_ld ld
207952f08deaSPaolo Bonzini      compute_target_variable $target_arch target_nm nm
208052f08deaSPaolo Bonzini      compute_target_variable $target_arch target_objcopy objcopy
208152f08deaSPaolo Bonzini      compute_target_variable $target_arch target_ranlib ranlib
208252f08deaSPaolo Bonzini      compute_target_variable $target_arch target_strip strip
2083640aabc8SPaolo Bonzini      ;;
2084640aabc8SPaolo Bonzini    esac
208592e288fcSPaolo Bonzini
20862ad60f6fSPaolo Bonzini    if test -n "$target_cc"; then
208752f08deaSPaolo Bonzini      case $target_arch in
20882ad60f6fSPaolo Bonzini        i386|x86_64)
20892ad60f6fSPaolo Bonzini          if $target_cc --version | grep -qi "clang"; then
209092e288fcSPaolo Bonzini            continue
20912ad60f6fSPaolo Bonzini          fi
20922ad60f6fSPaolo Bonzini          ;;
20932ad60f6fSPaolo Bonzini      esac
209492e288fcSPaolo Bonzini    elif test -n "$target_as" && test -n "$target_ld"; then
209592e288fcSPaolo Bonzini      # Special handling for assembler only targets
209692e288fcSPaolo Bonzini      case $target in
209792e288fcSPaolo Bonzini        tricore-softmmu)
209892e288fcSPaolo Bonzini          build_static=
209992e288fcSPaolo Bonzini          got_cross_cc=yes
210092e288fcSPaolo Bonzini          break
210192e288fcSPaolo Bonzini          ;;
210292e288fcSPaolo Bonzini        *)
210392e288fcSPaolo Bonzini          continue
210492e288fcSPaolo Bonzini          ;;
210592e288fcSPaolo Bonzini      esac
210692e288fcSPaolo Bonzini    else
210792e288fcSPaolo Bonzini      continue
210892e288fcSPaolo Bonzini    fi
210992e288fcSPaolo Bonzini
211092e288fcSPaolo Bonzini    write_c_skeleton
211192e288fcSPaolo Bonzini    case $1 in
211292e288fcSPaolo Bonzini      *-softmmu)
211392e288fcSPaolo Bonzini        if do_compiler "$target_cc" $target_cflags -o $TMPO -c $TMPC &&
211492e288fcSPaolo Bonzini          do_compiler "$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then
211592e288fcSPaolo Bonzini          got_cross_cc=yes
211692e288fcSPaolo Bonzini          break
211792e288fcSPaolo Bonzini        fi
211892e288fcSPaolo Bonzini        ;;
211992e288fcSPaolo Bonzini      *)
212092e288fcSPaolo Bonzini        if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC -static ; then
212192e288fcSPaolo Bonzini          build_static=y
212292e288fcSPaolo Bonzini          got_cross_cc=yes
212392e288fcSPaolo Bonzini          break
212492e288fcSPaolo Bonzini        fi
212592e288fcSPaolo Bonzini        if do_compiler "$target_cc" $target_cflags -o $TMPE $TMPC ; then
212692e288fcSPaolo Bonzini          build_static=
212792e288fcSPaolo Bonzini          got_cross_cc=yes
212892e288fcSPaolo Bonzini          break
212992e288fcSPaolo Bonzini        fi
213092e288fcSPaolo Bonzini        ;;
213192e288fcSPaolo Bonzini    esac
213292e288fcSPaolo Bonzini  done
213392e288fcSPaolo Bonzini  if test $got_cross_cc != yes; then
213492e288fcSPaolo Bonzini    build_static=
213592e288fcSPaolo Bonzini    target_cc=
213692e288fcSPaolo Bonzini    target_ccas=
213792e288fcSPaolo Bonzini    target_ar=
213892e288fcSPaolo Bonzini    target_as=
213992e288fcSPaolo Bonzini    target_ld=
214092e288fcSPaolo Bonzini    target_nm=
214192e288fcSPaolo Bonzini    target_objcopy=
214292e288fcSPaolo Bonzini    target_ranlib=
214392e288fcSPaolo Bonzini    target_strip=
21442ad60f6fSPaolo Bonzini  fi
2145fde10960SAlex Bennée  test -n "$target_cc"
2146cd362defSPaolo Bonzini}
2147cd362defSPaolo Bonzini
2148cd362defSPaolo Bonziniwrite_target_makefile() {
2149e81785abSPaolo Bonzini  echo "EXTRA_CFLAGS=$target_cflags"
21500825cae0SPaolo Bonzini  if test -z "$target_cc" && test -z "$target_as"; then
21510825cae0SPaolo Bonzini    test -z "$container_image" && error_exit "Internal error: could not find cross compiler for $1?"
21520825cae0SPaolo Bonzini    echo "$1: docker-image-$container_image" >> Makefile.prereqs
21530825cae0SPaolo Bonzini    if test -n "$container_cross_cc"; then
21540825cae0SPaolo Bonzini      echo "CC=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
21550825cae0SPaolo Bonzini      echo "CCAS=$docker_py cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
21560825cae0SPaolo Bonzini    fi
21570825cae0SPaolo Bonzini    echo "AR=$docker_py cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --"
21580825cae0SPaolo Bonzini    echo "AS=$docker_py cc --cc $container_cross_as -i qemu/$container_image -s $source_path --"
21590825cae0SPaolo Bonzini    echo "LD=$docker_py cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --"
21600825cae0SPaolo Bonzini    echo "NM=$docker_py cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --"
21610825cae0SPaolo Bonzini    echo "OBJCOPY=$docker_py cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --"
21620825cae0SPaolo Bonzini    echo "RANLIB=$docker_py cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --"
21630825cae0SPaolo Bonzini    echo "STRIP=$docker_py cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --"
21640825cae0SPaolo Bonzini  else
2165cd362defSPaolo Bonzini    if test -n "$target_cc"; then
2166cd362defSPaolo Bonzini      echo "CC=$target_cc"
216787eb014cSPaolo Bonzini      echo "CCAS=$target_ccas"
216887eb014cSPaolo Bonzini    fi
216987eb014cSPaolo Bonzini    if test -n "$target_ar"; then
217087eb014cSPaolo Bonzini      echo "AR=$target_ar"
2171cd362defSPaolo Bonzini    fi
2172cd362defSPaolo Bonzini    if test -n "$target_as"; then
2173cd362defSPaolo Bonzini      echo "AS=$target_as"
2174cd362defSPaolo Bonzini    fi
2175cd362defSPaolo Bonzini    if test -n "$target_ld"; then
2176cd362defSPaolo Bonzini      echo "LD=$target_ld"
2177cd362defSPaolo Bonzini    fi
217887eb014cSPaolo Bonzini    if test -n "$target_nm"; then
217987eb014cSPaolo Bonzini      echo "NM=$target_nm"
218087eb014cSPaolo Bonzini    fi
218187eb014cSPaolo Bonzini    if test -n "$target_objcopy"; then
218287eb014cSPaolo Bonzini      echo "OBJCOPY=$target_objcopy"
218387eb014cSPaolo Bonzini    fi
218487eb014cSPaolo Bonzini    if test -n "$target_ranlib"; then
218587eb014cSPaolo Bonzini      echo "RANLIB=$target_ranlib"
218687eb014cSPaolo Bonzini    fi
218787eb014cSPaolo Bonzini    if test -n "$target_strip"; then
218887eb014cSPaolo Bonzini      echo "STRIP=$target_strip"
218987eb014cSPaolo Bonzini    fi
2190cd362defSPaolo Bonzini  fi
2191cd362defSPaolo Bonzini}
2192cd362defSPaolo Bonzini
2193cd362defSPaolo Bonzini##########################################
219455116968SJagannathan Raman# check for vfio_user_server
219555116968SJagannathan Raman
219655116968SJagannathan Ramancase "$vfio_user_server" in
219755116968SJagannathan Raman  enabled )
219855116968SJagannathan Raman    if test "$git_submodules_action" != "ignore"; then
219955116968SJagannathan Raman      git_submodules="${git_submodules} subprojects/libvfio-user"
220055116968SJagannathan Raman    fi
220155116968SJagannathan Raman    ;;
220255116968SJagannathan Ramanesac
220355116968SJagannathan Raman
220455116968SJagannathan Raman##########################################
2205e86ecd4bSJuan Quintela# End of CC checks
2206e86ecd4bSJuan Quintela# After here, no more $cc or $ld runs
2207e86ecd4bSJuan Quintela
2208d83414e1SMarc-André Lureauwrite_c_skeleton
2209d83414e1SMarc-André Lureau
2210df42fa7dSPaolo Bonziniif test "$fortify_source" = "yes" ; then
2211086d5f75SPaolo Bonzini  QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
2212086d5f75SPaolo Bonzinifi
2213086d5f75SPaolo Bonzini
2214247724cbSMarc-André Lureauif test "$have_asan" = "yes"; then
2215db5adeaaSPaolo Bonzini  QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
2216db5adeaaSPaolo Bonzini  QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
2217d83414e1SMarc-André Lureau  if test "$have_asan_iface_h" = "no" ; then
2218d83414e1SMarc-André Lureau      echo "ASAN build enabled, but ASAN header missing." \
2219d83414e1SMarc-André Lureau           "Without code annotation, the report may be inferior."
2220d83414e1SMarc-André Lureau  elif test "$have_asan_iface_fiber" = "no" ; then
2221d83414e1SMarc-André Lureau      echo "ASAN build enabled, but ASAN header is too old." \
2222d83414e1SMarc-André Lureau           "Without code annotation, the report may be inferior."
2223d83414e1SMarc-André Lureau  fi
2224247724cbSMarc-André Lureaufi
22250aebab04SLingfeng Yangif test "$have_tsan" = "yes" ; then
22260aebab04SLingfeng Yang  if test "$have_tsan_iface_fiber" = "yes" ; then
22270aebab04SLingfeng Yang    QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
22280aebab04SLingfeng Yang    QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
22290aebab04SLingfeng Yang  else
22300aebab04SLingfeng Yang    error_exit "Cannot enable TSAN due to missing fiber annotation interface."
22310aebab04SLingfeng Yang  fi
22320aebab04SLingfeng Yangelif test "$tsan" = "yes" ; then
22330aebab04SLingfeng Yang  error_exit "Cannot enable TSAN due to missing sanitize thread interface."
22340aebab04SLingfeng Yangfi
2235247724cbSMarc-André Lureauif test "$have_ubsan" = "yes"; then
2236db5adeaaSPaolo Bonzini  QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
2237db5adeaaSPaolo Bonzini  QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
2238247724cbSMarc-André Lureaufi
2239247724cbSMarc-André Lureau
22406542aa9cSPeter Lieven##########################################
2241b846ab7cSPaolo Bonzini# Guest agent Windows MSI package
22429d6bc27bSMichael Roth
22439d6bc27bSMichael Rothif test "$QEMU_GA_MANUFACTURER" = ""; then
22449d6bc27bSMichael Roth  QEMU_GA_MANUFACTURER=QEMU
22459d6bc27bSMichael Rothfi
22469d6bc27bSMichael Rothif test "$QEMU_GA_DISTRO" = ""; then
22479d6bc27bSMichael Roth  QEMU_GA_DISTRO=Linux
22489d6bc27bSMichael Rothfi
22499d6bc27bSMichael Rothif test "$QEMU_GA_VERSION" = ""; then
225064708615SPeter Maydell    QEMU_GA_VERSION=$(cat "$source_path"/VERSION)
22519d6bc27bSMichael Rothfi
22529d6bc27bSMichael Roth
225333ab4787SPaolo Bonzini
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"
2266ad388845SPaolo BonziniLINKS="$LINKS pc-bios/optionrom/Makefile"
2267ad388845SPaolo BonziniLINKS="$LINKS pc-bios/s390-ccw/Makefile"
2268d695918fSPaolo BonziniLINKS="$LINKS pc-bios/vof/Makefile"
2269ad388845SPaolo BonziniLINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
2270ad388845SPaolo BonziniLINKS="$LINKS tests/avocado tests/data"
2271ad388845SPaolo BonziniLINKS="$LINKS tests/qemu-iotests/check"
2272ad388845SPaolo BonziniLINKS="$LINKS python"
2273ad388845SPaolo BonziniLINKS="$LINKS contrib/plugins/Makefile "
2274ad388845SPaolo Bonzinifor f in $LINKS ; do
2275ad388845SPaolo Bonzini    if [ -e "$source_path/$f" ]; then
2276cc3c71e8SPeter Maydell        mkdir -p "$(dirname ./"$f")"
2277ad388845SPaolo Bonzini        symlink "$source_path/$f" "$f"
2278ad388845SPaolo Bonzini    fi
2279ad388845SPaolo Bonzinidone
2280ad388845SPaolo Bonzini
2281b898bf28SPaolo Bonziniecho "# Automatically generated by configure - do not modify" > Makefile.prereqs
2282b898bf28SPaolo Bonzini
2283ca35f780SPaolo Bonzini# Mac OS X ships with a broken assembler
2284ca35f780SPaolo Bonziniroms=
228535fd22b0SPaolo Bonziniif have_target i386-softmmu x86_64-softmmu && \
228635fd22b0SPaolo Bonzini        test "$targetos" != "darwin" && test "$targetos" != "sunos" && \
228735fd22b0SPaolo Bonzini        test "$targetos" != "haiku" && \
228861cbb356SPaolo Bonzini        probe_target_compiler i386-softmmu; then
228976ca98b0SPaolo Bonzini    roms="pc-bios/optionrom"
229033ab4787SPaolo Bonzini    config_mak=pc-bios/optionrom/config.mak
229133ab4787SPaolo Bonzini    echo "# Automatically generated by configure - do not modify" > $config_mak
229233ab4787SPaolo Bonzini    echo "TOPSRC_DIR=$source_path" >> $config_mak
2293fde10960SAlex Bennée    write_target_makefile >> $config_mak
229433ab4787SPaolo Bonzinifi
2295ca35f780SPaolo Bonzini
229635fd22b0SPaolo Bonziniif have_target ppc-softmmu ppc64-softmmu && \
229735fd22b0SPaolo Bonzini        probe_target_compiler ppc-softmmu; then
229876ca98b0SPaolo Bonzini    roms="$roms pc-bios/vof"
2299d695918fSPaolo Bonzini    config_mak=pc-bios/vof/config.mak
2300d695918fSPaolo Bonzini    echo "# Automatically generated by configure - do not modify" > $config_mak
2301d695918fSPaolo Bonzini    echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak
2302fde10960SAlex Bennée    write_target_makefile >> $config_mak
2303d695918fSPaolo Bonzinifi
2304d695918fSPaolo Bonzini
23059ffed426SPaolo Bonzini# Only build s390-ccw bios if the compiler has -march=z900 or -march=z10
23069ffed426SPaolo Bonzini# (which is the lowest architecture level that Clang supports)
230735fd22b0SPaolo Bonziniif have_target s390x-softmmu && probe_target_compiler s390x-softmmu; then
23082e33c3f8SThomas Huth  write_c_skeleton
23099ffed426SPaolo Bonzini  do_compiler "$target_cc" $target_cc_cflags -march=z900 -o $TMPO -c $TMPC
2310a5b2afd5SThomas Huth  has_z900=$?
23119ffed426SPaolo Bonzini  if [ $has_z900 = 0 ] || do_compiler "$target_cc" $target_cc_cflags -march=z10 -msoft-float -Werror -o $TMPO -c $TMPC; then
2312a5b2afd5SThomas Huth    if [ $has_z900 != 0 ]; then
2313a5b2afd5SThomas Huth      echo "WARNING: Your compiler does not support the z900!"
2314a5b2afd5SThomas Huth      echo "         The s390-ccw bios will only work with guest CPUs >= z10."
2315a5b2afd5SThomas Huth    fi
231676ca98b0SPaolo Bonzini    roms="$roms pc-bios/s390-ccw"
23179ffed426SPaolo Bonzini    config_mak=pc-bios/s390-ccw/config-host.mak
23189ffed426SPaolo Bonzini    echo "# Automatically generated by configure - do not modify" > $config_mak
23199ffed426SPaolo Bonzini    echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak
2320fde10960SAlex Bennée    write_target_makefile >> $config_mak
23211ef6bfc2SPhilippe Mathieu-Daudé    # SLOF is required for building the s390-ccw firmware on s390x,
23221ef6bfc2SPhilippe Mathieu-Daudé    # since it is using the libnet code from SLOF for network booting.
23231ef6bfc2SPhilippe Mathieu-Daudé    git_submodules="${git_submodules} roms/SLOF"
23241ef6bfc2SPhilippe Mathieu-Daudé  fi
23259933c305SChristian Borntraegerfi
23269933c305SChristian Borntraeger
23279ffed426SPaolo Bonzini#######################################
23289ffed426SPaolo Bonzini# generate config-host.mak
23299ffed426SPaolo Bonzini
23307d7dbf9dSDan Streetmanif ! (GIT="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then
23317d7dbf9dSDan Streetman    exit 1
23325d91a2edSYonggang Luofi
23335d91a2edSYonggang Luo
233498ec69acSJuan Quintelaconfig_host_mak="config-host.mak"
233597a847bcSbellard
233698ec69acSJuan Quintelaecho "# Automatically generated by configure - do not modify" > $config_host_mak
233798ec69acSJuan Quintelaecho >> $config_host_mak
233898ec69acSJuan Quintela
2339e6c3b0f7SPaolo Bonziniecho all: >> $config_host_mak
2340cc84d63aSDaniel P. Berrangeecho "GIT=$git" >> $config_host_mak
2341aef45d51SDaniel P. Berrangeecho "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
23427d7dbf9dSDan Streetmanecho "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_host_mak
2343804edf29SJuan Quintela
2344f8393946Saurel32if test "$debug_tcg" = "yes" ; then
23452358a494SJuan Quintela  echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
2346f8393946Saurel32fi
234767b915a5Sbellardif test "$mingw32" = "yes" ; then
234898ec69acSJuan Quintela  echo "CONFIG_WIN32=y" >> $config_host_mak
23499dacf32dSYossi Hindin  echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
23509dacf32dSYossi Hindin  echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
23519dacf32dSYossi Hindin  echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
2352210fa556Spbrookelse
235335f4df27SJuan Quintela  echo "CONFIG_POSIX=y" >> $config_host_mak
2354210fa556Spbrookfi
2355128ab2ffSblueswir1
2356dffcb71cSMark McLoughlinif test "$linux" = "yes" ; then
2357dffcb71cSMark McLoughlin  echo "CONFIG_LINUX=y" >> $config_host_mak
2358dffcb71cSMark McLoughlinfi
2359dffcb71cSMark McLoughlin
236083fb7adfSbellardif test "$darwin" = "yes" ; then
236198ec69acSJuan Quintela  echo "CONFIG_DARWIN=y" >> $config_host_mak
236283fb7adfSbellardfi
2363b29fe3edSmalc
2364ec530c81Sbellardif test "$solaris" = "yes" ; then
236598ec69acSJuan Quintela  echo "CONFIG_SOLARIS=y" >> $config_host_mak
2366ec530c81Sbellardfi
236797a847bcSbellardif test "$static" = "yes" ; then
236898ec69acSJuan Quintela  echo "CONFIG_STATIC=y" >> $config_host_mak
236997a847bcSbellardfi
237098ec69acSJuan Quintelaecho "SRC_PATH=$source_path" >> $config_host_mak
23712b1f35b9SAlex Bennéeecho "TARGET_DIRS=$target_list" >> $config_host_mak
237217969268SFam Zhengif test "$modules" = "yes"; then
237317969268SFam Zheng  echo "CONFIG_MODULES=y" >> $config_host_mak
237417969268SFam Zhengfi
2375277abf15SJan Vesely
237683fb7adfSbellard# XXX: suppress that
23777d3505c5Sbellardif [ "$bsd" = "yes" ] ; then
23782358a494SJuan Quintela  echo "CONFIG_BSD=y" >> $config_host_mak
23797d3505c5Sbellardfi
23807d3505c5Sbellard
23817c2acc70SPeter Maydellecho "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
23827d992e4dSPeter Lieven
2383d83414e1SMarc-André Lureauif test "$have_asan_iface_fiber" = "yes" ; then
2384d83414e1SMarc-André Lureau    echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
2385d83414e1SMarc-André Lureaufi
2386d83414e1SMarc-André Lureau
23870aebab04SLingfeng Yangif test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
23880aebab04SLingfeng Yang    echo "CONFIG_TSAN=y" >> $config_host_mak
23890aebab04SLingfeng Yangfi
23900aebab04SLingfeng Yang
239140e8c6f4SAlex Bennéeif test "$plugins" = "yes" ; then
239240e8c6f4SAlex Bennée    echo "CONFIG_PLUGIN=y" >> $config_host_mak
239340e8c6f4SAlex Bennéefi
239440e8c6f4SAlex Bennée
2395f48e590aSAlex Bennéeif test -n "$gdb_bin"; then
2396b1863cccSAlex Bennée    gdb_version=$($gdb_bin --version | head -n 1)
2397d6a66c81SAlex Bennée    if version_ge ${gdb_version##* } 9.1; then
2398f48e590aSAlex Bennée        echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
239948543dd7SAlex Bennée    else
240048543dd7SAlex Bennée        gdb_bin=""
2401f48e590aSAlex Bennée    fi
2402b1863cccSAlex Bennéefi
2403f48e590aSAlex Bennée
2404c4575b59SPaolo Bonziniif test "$container" != no; then
2405c4575b59SPaolo Bonzini    echo "ENGINE=$container" >> $config_host_mak
2406c4575b59SPaolo Bonzinifi
240798ec69acSJuan Quintelaecho "ROMS=$roms" >> $config_host_mak
2408804edf29SJuan Quintelaecho "MAKE=$make" >> $config_host_mak
2409c886edfbSBlue Swirlecho "PYTHON=$python" >> $config_host_mak
241039d87c8cSAlex Bennéeecho "GENISOIMAGE=$genisoimage" >> $config_host_mak
2411a5665051SPaolo Bonziniecho "MESON=$meson" >> $config_host_mak
241209e93326SPaolo Bonziniecho "NINJA=$ninja" >> $config_host_mak
2413804edf29SJuan Quintelaecho "CC=$cc" >> $config_host_mak
2414a558ee17SJuan Quintelaecho "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
24154cb37d11SPhilippe Mathieu-Daudéecho "QEMU_OBJCFLAGS=$QEMU_OBJCFLAGS" >> $config_host_mak
2416a81df1b6SPaolo Bonziniecho "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
2417a81df1b6SPaolo Bonziniecho "GLIB_LIBS=$glib_libs" >> $config_host_mak
24185b9e7d05SMarc-André Lureauecho "GLIB_BINDIR=$glib_bindir" >> $config_host_mak
2419d83acfd0SMarc-André Lureauecho "GLIB_VERSION=$(pkg-config --modversion glib-2.0)" >> $config_host_mak
24208a99e9a3SPhilippe Mathieu-Daudéecho "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
2421804edf29SJuan Quintelaecho "EXESUF=$EXESUF" >> $config_host_mak
2422804edf29SJuan Quintela
24236efd7517SPeter Maydell# use included Linux headers
24246efd7517SPeter Maydellif test "$linux" = "yes" ; then
2425a307beb6SAndreas Färber  mkdir -p linux-headers
24266efd7517SPeter Maydell  case "$cpu" in
24274da270beSPaolo Bonzini  i386|x86_64)
242808312a63SPeter Maydell    linux_arch=x86
24296efd7517SPeter Maydell    ;;
2430d8ff892dSPaolo Bonzini  ppc|ppc64)
243108312a63SPeter Maydell    linux_arch=powerpc
24326efd7517SPeter Maydell    ;;
24336efd7517SPeter Maydell  s390x)
243408312a63SPeter Maydell    linux_arch=s390
243508312a63SPeter Maydell    ;;
24361f080313SClaudio Fontana  aarch64)
24371f080313SClaudio Fontana    linux_arch=arm64
24381f080313SClaudio Fontana    ;;
2439dfcf900bSWANG Xuerui  loongarch*)
2440dfcf900bSWANG Xuerui    linux_arch=loongarch
2441dfcf900bSWANG Xuerui    ;;
2442222e7d11SSanjay Lal  mips64)
2443222e7d11SSanjay Lal    linux_arch=mips
2444222e7d11SSanjay Lal    ;;
244508312a63SPeter Maydell  *)
244608312a63SPeter Maydell    # For most CPUs the kernel architecture name and QEMU CPU name match.
244708312a63SPeter Maydell    linux_arch="$cpu"
24486efd7517SPeter Maydell    ;;
24496efd7517SPeter Maydell  esac
245008312a63SPeter Maydell    # For non-KVM architectures we will not have asm headers
245108312a63SPeter Maydell    if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
245208312a63SPeter Maydell      symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
245308312a63SPeter Maydell    fi
24546efd7517SPeter Maydellfi
24556efd7517SPeter Maydell
245697a847bcSbellardfor target in $target_list; do
245797a847bcSbellard    target_dir="$target"
245857a93f16SPhilippe Mathieu-Daudé    target_name=$(echo $target | cut -d '-' -f 1)$EXESUF
245964708615SPeter Maydell    mkdir -p "$target_dir"
2460fdb75aefSPaolo Bonzini    case $target in
2461fdb75aefSPaolo Bonzini        *-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;;
2462fdb75aefSPaolo Bonzini        *) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;;
24632408a527Saurel32    esac
246456aebc89Spbrookdone
24657d13299dSbellard
2466fdb75aefSPaolo Bonziniif test "$default_targets" = "yes"; then
2467fdb75aefSPaolo Bonzini  echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak
2468fdb75aefSPaolo Bonzinifi
2469a540f158SPeter Crosthwaite
2470fd0e6053SJohn Snowif test "$ccache_cpp2" = "yes"; then
2471fd0e6053SJohn Snow  echo "export CCACHE_CPP2=y" >> $config_host_mak
2472fd0e6053SJohn Snowfi
2473fd0e6053SJohn Snow
24741e4f6065SDaniele Buonoif test "$safe_stack" = "yes"; then
24751e4f6065SDaniele Buono  echo "CONFIG_SAFESTACK=y" >> $config_host_mak
24761e4f6065SDaniele Buonofi
24771e4f6065SDaniele Buono
2478cd362defSPaolo Bonzini# tests/tcg configuration
2479b898bf28SPaolo Bonzini(config_host_mak=tests/tcg/config-host.mak
2480d674342eSPaolo Bonzinimkdir -p tests/tcg
2481cd362defSPaolo Bonziniecho "# Automatically generated by configure - do not modify" > $config_host_mak
2482cd362defSPaolo Bonziniecho "SRC_PATH=$source_path" >> $config_host_mak
2483cd362defSPaolo Bonziniecho "HOST_CC=$host_cc" >> $config_host_mak
2484cd362defSPaolo Bonzini
248548543dd7SAlex Bennée# versioned checked in the main config_host.mak above
248648543dd7SAlex Bennéeif test -n "$gdb_bin"; then
248748543dd7SAlex Bennée    echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
248848543dd7SAlex Bennéefi
2489d1d94d96SPaolo Bonziniif test "$plugins" = "yes" ; then
2490d1d94d96SPaolo Bonzini    echo "CONFIG_PLUGIN=y" >> $config_host_mak
2491d1d94d96SPaolo Bonzinifi
249248543dd7SAlex Bennée
2493cd362defSPaolo Bonzinitcg_tests_targets=
2494cd362defSPaolo Bonzinifor target in $target_list; do
2495cd362defSPaolo Bonzini  arch=${target%%-*}
2496cd362defSPaolo Bonzini
2497cd362defSPaolo Bonzini  case $target in
2498c48a5c47SPaolo Bonzini    xtensa*-linux-user)
2499c48a5c47SPaolo Bonzini      # the toolchain is not complete with headers, only build softmmu tests
2500c48a5c47SPaolo Bonzini      continue
2501c48a5c47SPaolo Bonzini      ;;
2502cd362defSPaolo Bonzini    *-softmmu)
250364708615SPeter Maydell      test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue
2504cd362defSPaolo Bonzini      qemu="qemu-system-$arch"
2505cd362defSPaolo Bonzini      ;;
2506cd362defSPaolo Bonzini    *-linux-user|*-bsd-user)
2507cd362defSPaolo Bonzini      qemu="qemu-$arch"
2508cd362defSPaolo Bonzini      ;;
2509cd362defSPaolo Bonzini  esac
2510cd362defSPaolo Bonzini
2511fde10960SAlex Bennée  if probe_target_compiler $target || test -n "$container_image"; then
25120825cae0SPaolo Bonzini      test -n "$container_image" && build_static=y
2513d674342eSPaolo Bonzini      mkdir -p "tests/tcg/$target"
2514c7022a70SPaolo Bonzini      config_target_mak=tests/tcg/$target/config-target.mak
2515d674342eSPaolo Bonzini      ln -sf "$source_path/tests/tcg/Makefile.target" "tests/tcg/$target/Makefile"
2516c7022a70SPaolo Bonzini      echo "# Automatically generated by configure - do not modify" > "$config_target_mak"
2517c7022a70SPaolo Bonzini      echo "TARGET_NAME=$arch" >> "$config_target_mak"
2518a3e28f81SPaolo Bonzini      echo "TARGET=$target" >> "$config_target_mak"
2519c7022a70SPaolo Bonzini      write_target_makefile "build-tcg-tests-$target" >> "$config_target_mak"
252015b273f8SPaolo Bonzini      echo "BUILD_STATIC=$build_static" >> "$config_target_mak"
2521c7022a70SPaolo Bonzini      echo "QEMU=$PWD/$qemu" >> "$config_target_mak"
2522b898bf28SPaolo Bonzini      echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs
2523cd362defSPaolo Bonzini      tcg_tests_targets="$tcg_tests_targets $target"
2524cd362defSPaolo Bonzini  fi
25252038f8c8SPaolo Bonzinidone
2526b898bf28SPaolo Bonziniecho "TCG_TESTS_TARGETS=$tcg_tests_targets" >> config-host.mak)
25272038f8c8SPaolo Bonzini
2528a5665051SPaolo Bonziniif test "$skip_meson" = no; then
2529fc929892SMarc-André Lureau  cross="config-meson.cross.new"
2530fc929892SMarc-André Lureau  meson_quote() {
2531ac7ebcc5SPaolo Bonzini    test $# = 0 && return
253247b30835SPaolo Bonzini    echo "'$(echo $* | sed "s/ /','/g")'"
2533fc929892SMarc-André Lureau  }
2534fc929892SMarc-André Lureau
2535fc929892SMarc-André Lureau  echo "# Automatically generated by configure - do not modify" > $cross
2536fc929892SMarc-André Lureau  echo "[properties]" >> $cross
2537d1d5e9eeSAlex Bennée
2538d1d5e9eeSAlex Bennée  # unroll any custom device configs
2539d1d5e9eeSAlex Bennée  for a in $device_archs; do
2540d1d5e9eeSAlex Bennée      eval "c=\$devices_${a}"
2541d1d5e9eeSAlex Bennée      echo "${a}-softmmu = '$c'" >> $cross
2542d1d5e9eeSAlex Bennée  done
2543d1d5e9eeSAlex Bennée
254447b30835SPaolo Bonzini  echo "[built-in options]" >> $cross
2545a2866660SPaolo Bonzini  echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross
2546a2866660SPaolo Bonzini  echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross
2547e910c7d9SPhilippe Mathieu-Daudé  test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross
2548a2866660SPaolo Bonzini  echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross
2549a2866660SPaolo Bonzini  echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross
2550fc929892SMarc-André Lureau  echo "[binaries]" >> $cross
25514dba2789SPaolo Bonzini  echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross
25524dba2789SPaolo Bonzini  test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross
25534dba2789SPaolo Bonzini  test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross
255447b30835SPaolo Bonzini  echo "ar = [$(meson_quote $ar)]" >> $cross
255547b30835SPaolo Bonzini  echo "nm = [$(meson_quote $nm)]" >> $cross
255647b30835SPaolo Bonzini  echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross
255747b30835SPaolo Bonzini  echo "ranlib = [$(meson_quote $ranlib)]" >> $cross
2558e8178514SPaolo Bonzini  if has $sdl2_config; then
255947b30835SPaolo Bonzini    echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross
2560e8178514SPaolo Bonzini  fi
256147b30835SPaolo Bonzini  echo "strip = [$(meson_quote $strip)]" >> $cross
2562158bb224SKonstantin Kostiuk  echo "widl = [$(meson_quote $widl)]" >> $cross
256347b30835SPaolo Bonzini  echo "windres = [$(meson_quote $windres)]" >> $cross
2564f9f0e617SAndrey Drobyshev  echo "windmc = [$(meson_quote $windmc)]" >> $cross
25653812c0c4SJoelle van Dyne  if test "$cross_compile" = "yes"; then
2566fc929892SMarc-André Lureau    cross_arg="--cross-file config-meson.cross"
2567fc929892SMarc-André Lureau    echo "[host_machine]" >> $cross
2568ba7c60c2SPaolo Bonzini    echo "system = '$targetos'" >> $cross
2569823eb013SPaolo Bonzini    case "$cpu" in
2570f6bca9dfSJoelle van Dyne        i386)
2571fc929892SMarc-André Lureau            echo "cpu_family = 'x86'" >> $cross
2572fc929892SMarc-André Lureau            ;;
2573fc929892SMarc-André Lureau        *)
2574823eb013SPaolo Bonzini            echo "cpu_family = '$cpu'" >> $cross
2575fc929892SMarc-André Lureau            ;;
2576fc929892SMarc-André Lureau    esac
2577fc929892SMarc-André Lureau    echo "cpu = '$cpu'" >> $cross
2578fc929892SMarc-André Lureau    if test "$bigendian" = "yes" ; then
2579fc929892SMarc-André Lureau        echo "endian = 'big'" >> $cross
2580fc929892SMarc-André Lureau    else
2581fc929892SMarc-André Lureau        echo "endian = 'little'" >> $cross
2582fc929892SMarc-André Lureau    fi
2583fc929892SMarc-André Lureau  else
2584fc929892SMarc-André Lureau    cross_arg="--native-file config-meson.cross"
2585fc929892SMarc-André Lureau  fi
2586fc929892SMarc-André Lureau  mv $cross config-meson.cross
2587fc929892SMarc-André Lureau
2588a5665051SPaolo Bonzini  rm -rf meson-private meson-info meson-logs
25890a31e3a0SPaolo Bonzini
25900a31e3a0SPaolo Bonzini  # Built-in options
25910a31e3a0SPaolo Bonzini  test "$bindir" != "bin" && meson_option_add "-Dbindir=$bindir"
25920a31e3a0SPaolo Bonzini  test "$default_feature" = no && meson_option_add -Dauto_features=disabled
25930a31e3a0SPaolo Bonzini  test "$pie" = no && meson_option_add -Db_pie=false
25940a31e3a0SPaolo Bonzini  test "$werror" = yes && meson_option_add -Dwerror=true
25950a31e3a0SPaolo Bonzini
25960a31e3a0SPaolo Bonzini  # QEMU options
25970a31e3a0SPaolo Bonzini  test "$cfi" != false && meson_option_add "-Dcfi=$cfi"
25980a31e3a0SPaolo Bonzini  test "$fdt" != auto && meson_option_add "-Dfdt=$fdt"
25990a31e3a0SPaolo Bonzini  test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE"
26000a31e3a0SPaolo Bonzini  test "$qemu_suffix" != qemu && meson_option_add "-Dqemu_suffix=$qemu_suffix"
26010a31e3a0SPaolo Bonzini  test "$smbd" != '' && meson_option_add "-Dsmbd=$smbd"
26020a31e3a0SPaolo Bonzini  test "$tcg" != enabled && meson_option_add "-Dtcg=$tcg"
260355116968SJagannathan Raman  test "$vfio_user_server" != auto && meson_option_add "-Dvfio_user_server=$vfio_user_server"
260461d63097SPaolo Bonzini  run_meson() {
26050a31e3a0SPaolo Bonzini    NINJA=$ninja $meson setup --prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path"
260661d63097SPaolo Bonzini  }
260761d63097SPaolo Bonzini  eval run_meson $meson_options
2608a5665051SPaolo Bonzini  if test "$?" -ne 0 ; then
2609a5665051SPaolo Bonzini      error_exit "meson setup failed"
2610a5665051SPaolo Bonzini  fi
2611699d3884SPaolo Bonzinielse
2612699d3884SPaolo Bonzini  if test -f meson-private/cmd_line.txt; then
2613699d3884SPaolo Bonzini    # Adjust old command line options whose type was changed
2614699d3884SPaolo Bonzini    # Avoids having to use "setup --wipe" when Meson is upgraded
2615699d3884SPaolo Bonzini    perl -i -ne '
2616699d3884SPaolo Bonzini      s/^gettext = true$/gettext = auto/;
2617699d3884SPaolo Bonzini      s/^gettext = false$/gettext = disabled/;
2618654d6b04SPaolo Bonzini      /^b_staticpic/ && next;
2619699d3884SPaolo Bonzini      print;' meson-private/cmd_line.txt
2620699d3884SPaolo Bonzini  fi
2621a5665051SPaolo Bonzinifi
2622a5665051SPaolo Bonzini
2623dc655404SMichael S. Tsirkin# Save the configure command line for later reuse.
2624dc655404SMichael S. Tsirkincat <<EOD >config.status
2625dc655404SMichael S. Tsirkin#!/bin/sh
2626dc655404SMichael S. Tsirkin# Generated by configure.
2627dc655404SMichael S. Tsirkin# Run this file to recreate the current configuration.
2628dc655404SMichael S. Tsirkin# Compiler output produced by configure, useful for debugging
2629dc655404SMichael S. Tsirkin# configure, is in config.log if it exists.
2630dc655404SMichael S. TsirkinEOD
2631e811da7fSDaniel P. Berrangé
2632e811da7fSDaniel P. Berrangépreserve_env() {
2633e811da7fSDaniel P. Berrangé    envname=$1
2634e811da7fSDaniel P. Berrangé
2635e811da7fSDaniel P. Berrangé    eval envval=\$$envname
2636e811da7fSDaniel P. Berrangé
2637e811da7fSDaniel P. Berrangé    if test -n "$envval"
2638e811da7fSDaniel P. Berrangé    then
2639e811da7fSDaniel P. Berrangé	echo "$envname='$envval'" >> config.status
2640e811da7fSDaniel P. Berrangé	echo "export $envname" >> config.status
2641e811da7fSDaniel P. Berrangé    else
2642e811da7fSDaniel P. Berrangé	echo "unset $envname" >> config.status
2643e811da7fSDaniel P. Berrangé    fi
2644e811da7fSDaniel P. Berrangé}
2645e811da7fSDaniel P. Berrangé
2646e811da7fSDaniel P. Berrangé# Preserve various env variables that influence what
2647e811da7fSDaniel P. Berrangé# features/build target configure will detect
2648e811da7fSDaniel P. Berrangépreserve_env AR
2649e811da7fSDaniel P. Berrangépreserve_env AS
2650e811da7fSDaniel P. Berrangépreserve_env CC
26518009da03SPaolo Bonzinipreserve_env CFLAGS
2652e811da7fSDaniel P. Berrangépreserve_env CXX
26538009da03SPaolo Bonzinipreserve_env CXXFLAGS
2654e811da7fSDaniel P. Berrangépreserve_env LD
26558009da03SPaolo Bonzinipreserve_env LDFLAGS
2656e811da7fSDaniel P. Berrangépreserve_env LD_LIBRARY_PATH
2657e811da7fSDaniel P. Berrangépreserve_env MAKE
2658e811da7fSDaniel P. Berrangépreserve_env NM
2659b5569e5bSPaolo Bonzinipreserve_env OBJCFLAGS
2660e811da7fSDaniel P. Berrangépreserve_env OBJCOPY
2661e811da7fSDaniel P. Berrangépreserve_env PATH
2662e811da7fSDaniel P. Berrangépreserve_env PKG_CONFIG
2663e811da7fSDaniel P. Berrangépreserve_env PKG_CONFIG_LIBDIR
2664e811da7fSDaniel P. Berrangépreserve_env PKG_CONFIG_PATH
2665e811da7fSDaniel P. Berrangépreserve_env PYTHON
2666e811da7fSDaniel P. Berrangépreserve_env SDL2_CONFIG
2667e811da7fSDaniel P. Berrangépreserve_env SMBD
2668e811da7fSDaniel P. Berrangépreserve_env STRIP
2669158bb224SKonstantin Kostiukpreserve_env WIDL
2670e811da7fSDaniel P. Berrangépreserve_env WINDRES
2671f9f0e617SAndrey Drobyshevpreserve_env WINDMC
2672e811da7fSDaniel P. Berrangé
2673dc655404SMichael S. Tsirkinprintf "exec" >>config.status
2674a5665051SPaolo Bonzinifor i in "$0" "$@"; do
2675835af899SPaolo Bonzini  test "$i" = --skip-meson || printf " %s" "$(quote_sh "$i")" >>config.status
2676a5665051SPaolo Bonzinidone
2677cf7cc929SDr. David Alan Gilbertecho ' "$@"' >>config.status
2678dc655404SMichael S. Tsirkinchmod +x config.status
2679dc655404SMichael S. Tsirkin
26808cd05ab6SPeter Maydellrm -r "$TMPDIR1"
2681