xref: /openbmc/qemu/configure (revision de83cd02)
17d13299dSbellard#!/bin/sh
27d13299dSbellard#
33ef693a0Sbellard# qemu configure script (c) 2003 Fabrice Bellard
47d13299dSbellard#
57d13299dSbellard# set temporary file name
67d13299dSbellardif test ! -z "$TMPDIR" ; then
77d13299dSbellard    TMPDIR1="${TMPDIR}"
87d13299dSbellardelif test ! -z "$TEMPDIR" ; then
97d13299dSbellard    TMPDIR1="${TEMPDIR}"
107d13299dSbellardelse
117d13299dSbellard    TMPDIR1="/tmp"
127d13299dSbellardfi
137d13299dSbellard
143ef693a0SbellardTMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c"
153ef693a0SbellardTMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"
163ef693a0SbellardTMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}"
173ef693a0SbellardTMPS="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.S"
183ef693a0SbellardTMPH="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.h"
197d13299dSbellard
207d13299dSbellard# default parameters
217d13299dSbellardprefix="/usr/local"
2232ce6337Sbellardinterp_prefix="/usr/gnemul/qemu-i386"
2343ce4dfeSbellardstatic="no"
247d13299dSbellardcross_prefix=""
257d13299dSbellardcc="gcc"
267d13299dSbellardhost_cc="gcc"
277d13299dSbellardar="ar"
287d13299dSbellardmake="make"
297d13299dSbellardstrip="strip"
30a98fd896Sbellardtarget_cpu="x86"
31*de83cd02Sbellardtarget_bigendian="default"
327d13299dSbellardcpu=`uname -m`
337d13299dSbellardcase "$cpu" in
347d13299dSbellard  i386|i486|i586|i686|i86pc|BePC)
357d13299dSbellard    cpu="x86"
367d13299dSbellard  ;;
377d13299dSbellard  armv4l)
387d13299dSbellard    cpu="armv4l"
397d13299dSbellard  ;;
407d13299dSbellard  alpha)
417d13299dSbellard    cpu="alpha"
427d13299dSbellard  ;;
43295defa5Sbellard  "Power Macintosh"|ppc|ppc64)
447d13299dSbellard    cpu="powerpc"
457d13299dSbellard  ;;
467d13299dSbellard  mips)
477d13299dSbellard    cpu="mips"
487d13299dSbellard  ;;
49fb3e5849Sbellard  s390)
50fb3e5849Sbellard    cpu="s390"
51fb3e5849Sbellard  ;;
52ae228531Sbellard  sparc)
53ae228531Sbellard    cpu="sparc"
54ae228531Sbellard  ;;
55ae228531Sbellard  sparc64)
56ae228531Sbellard    cpu="sparc64"
57ae228531Sbellard  ;;
58a8baa8c5Sbellard  ia64)
59a8baa8c5Sbellard    cpu="ia64"
60a8baa8c5Sbellard  ;;
617d13299dSbellard  *)
627d13299dSbellard    cpu="unknown"
637d13299dSbellard  ;;
647d13299dSbellardesac
657d13299dSbellardgprof="no"
667d13299dSbellardbigendian="no"
677d13299dSbellard
687d13299dSbellard# OS specific
697d13299dSbellardtargetos=`uname -s`
707d13299dSbellardcase $targetos in
717d13299dSbellard*) ;;
727d13299dSbellardesac
737d13299dSbellard
747d13299dSbellard# find source path
757d13299dSbellard# XXX: we assume an absolute path is given when launching configure,
767d13299dSbellard# except in './configure' case.
777d13299dSbellardsource_path=${0%configure}
787d13299dSbellardsource_path=${source_path%/}
797d13299dSbellardsource_path_used="yes"
807d13299dSbellardif test -z "$source_path" -o "$source_path" = "." ; then
817d13299dSbellard    source_path=`pwd`
827d13299dSbellard    source_path_used="no"
837d13299dSbellardfi
847d13299dSbellard
857d13299dSbellardfor opt do
867d13299dSbellard  case "$opt" in
877d13299dSbellard  --prefix=*) prefix=`echo $opt | cut -d '=' -f 2`
887d13299dSbellard  ;;
8932ce6337Sbellard  --interp-prefix=*) interp_prefix=`echo $opt | cut -d '=' -f 2`
9032ce6337Sbellard  ;;
917d13299dSbellard  --source-path=*) source_path=`echo $opt | cut -d '=' -f 2`
927d13299dSbellard  ;;
937d13299dSbellard  --cross-prefix=*) cross_prefix=`echo $opt | cut -d '=' -f 2`
947d13299dSbellard  ;;
957d13299dSbellard  --cc=*) cc=`echo $opt | cut -d '=' -f 2`
967d13299dSbellard  ;;
977d13299dSbellard  --make=*) make=`echo $opt | cut -d '=' -f 2`
987d13299dSbellard  ;;
997d13299dSbellard  --extra-cflags=*) CFLAGS="${opt#--extra-cflags=}"
1007d13299dSbellard  ;;
1017d13299dSbellard  --extra-ldflags=*) LDFLAGS="${opt#--extra-ldflags=}"
1027d13299dSbellard  ;;
1037d13299dSbellard  --extra-libs=*) extralibs=${opt#--extra-libs=}
1047d13299dSbellard  ;;
1057d13299dSbellard  --cpu=*) cpu=`echo $opt | cut -d '=' -f 2`
1067d13299dSbellard  ;;
107*de83cd02Sbellard  --target-cpu=*) target_cpu=`echo $opt | cut -d '=' -f 2`
108*de83cd02Sbellard  ;;
109*de83cd02Sbellard  --target-big-endian) target_bigendian="yes"
110*de83cd02Sbellard  ;;
111*de83cd02Sbellard  --target-little-endian) target_bigendian="no"
112*de83cd02Sbellard  ;;
1137d13299dSbellard  --enable-gprof) gprof="yes"
1147d13299dSbellard  ;;
11543ce4dfeSbellard  --static) static="yes"
11643ce4dfeSbellard  ;;
1177d13299dSbellard  esac
1187d13299dSbellarddone
1197d13299dSbellard
1207d13299dSbellard# Checking for CFLAGS
1217d13299dSbellardif test -z "$CFLAGS"; then
1227d13299dSbellard    CFLAGS="-O2"
1237d13299dSbellardfi
1247d13299dSbellard
1257d13299dSbellardcc="${cross_prefix}${cc}"
1267d13299dSbellardar="${cross_prefix}${ar}"
1277d13299dSbellardstrip="${cross_prefix}${strip}"
1287d13299dSbellard
1297d13299dSbellardif test -z "$cross_prefix" ; then
1307d13299dSbellard
1317d13299dSbellard# ---
1327d13299dSbellard# big/little endian test
1337d13299dSbellardcat > $TMPC << EOF
1347d13299dSbellard#include <inttypes.h>
1357d13299dSbellardint main(int argc, char ** argv){
1367d13299dSbellard	volatile uint32_t i=0x01234567;
1377d13299dSbellard	return (*((uint8_t*)(&i))) == 0x67;
1387d13299dSbellard}
1397d13299dSbellardEOF
1407d13299dSbellard
1417d13299dSbellardif $cc -o $TMPE $TMPC 2>/dev/null ; then
1427d13299dSbellard$TMPE && bigendian="yes"
1437d13299dSbellardelse
1447d13299dSbellardecho big/little test failed
1457d13299dSbellardfi
1467d13299dSbellard
1477d13299dSbellardelse
1487d13299dSbellard
1497d13299dSbellard# if cross compiling, cannot launch a program, so make a static guess
150ae228531Sbellardif test "$cpu" = "powerpc" -o "$cpu" = "mips" -o "$cpu" = "s390" -o "$cpu" = "sparc" -o "$cpu" = "sparc64"; then
1517d13299dSbellard    bigendian="yes"
1527d13299dSbellardfi
1537d13299dSbellard
1547d13299dSbellardfi
1557d13299dSbellard
156ca735206Sbellard# check gcc version
15704369ff2Sbellardcat > $TMPC <<EOF
15804369ff2Sbellardint main(void) {
15904369ff2Sbellard#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 2)
16004369ff2Sbellardreturn 0;
16104369ff2Sbellard#else
16204369ff2Sbellard#error gcc < 3.2
16304369ff2Sbellard#endif
16404369ff2Sbellard}
16504369ff2SbellardEOF
16604369ff2Sbellard
167ca735206Sbellardgcc_major="2"
16804369ff2Sbellardif $cc -o $TMPO $TMPC 2> /dev/null ; then
16904369ff2Sbellard   gcc_major="3"
17004369ff2Sbellardfi
171ca735206Sbellard
172*de83cd02Sbellardif test "$target_bigendian" = "default" ; then
173*de83cd02Sbellard    if test "$target_cpu" = "x86" ; then
174*de83cd02Sbellard         target_bigendian="no"
175*de83cd02Sbellard    elif test "$target_cpu" = "arm" ; then
176*de83cd02Sbellard         target_bigendian="no"
177*de83cd02Sbellard    else
178*de83cd02Sbellard         target_bigendian="no"
179*de83cd02Sbellard    fi
180*de83cd02Sbellardfi
181*de83cd02Sbellard
1827d13299dSbellardif test x"$1" = x"-h" -o x"$1" = x"--help" ; then
1837d13299dSbellardcat << EOF
1847d13299dSbellard
1857d13299dSbellardUsage: configure [options]
1867d13299dSbellardOptions: [defaults in brackets after descriptions]
1877d13299dSbellard
1887d13299dSbellardEOF
1897d13299dSbellardecho "Standard options:"
1907d13299dSbellardecho "  --help                   print this message"
1917d13299dSbellardecho "  --prefix=PREFIX          install in PREFIX [$prefix]"
19232ce6337Sbellardecho "  --interp-prefix=PREFIX   where to find shared libraries, etc. [$interp_prefix]"
193*de83cd02Sbellardecho "  --target_cpu=CPU         set target cpu (x86 or arm) [$target_cpu]"
1947d13299dSbellardecho ""
1957d13299dSbellardecho "Advanced options (experts only):"
1967d13299dSbellardecho "  --source-path=PATH       path of source code [$source_path]"
1977d13299dSbellardecho "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
1987d13299dSbellardecho "  --cc=CC                  use C compiler CC [$cc]"
1997d13299dSbellardecho "  --make=MAKE              use specified make [$make]"
20043ce4dfeSbellardecho "  --static                 enable static build [$static]"
2017d13299dSbellardecho ""
2027d13299dSbellardecho "NOTE: The object files are build at the place where configure is launched"
2037d13299dSbellardexit 1
2047d13299dSbellardfi
2057d13299dSbellard
2067d13299dSbellardecho "Install prefix    $prefix"
2077d13299dSbellardecho "Source path       $source_path"
20843ce4dfeSbellardecho "ELF interp prefix $interp_prefix"
2097d13299dSbellardecho "C compiler        $cc"
2107d13299dSbellardecho "make              $make"
211a98fd896Sbellardecho "host CPU          $cpu"
212*de83cd02Sbellardecho "host big endian   $bigendian"
213a98fd896Sbellardecho "target CPU        $target_cpu"
214*de83cd02Sbellardecho "target big endian $target_bigendian"
2157d13299dSbellardecho "gprof enabled     $gprof"
21643ce4dfeSbellardecho "static build      $static"
2177d13299dSbellard
2187d13299dSbellardecho "Creating config.mak and config.h"
2197d13299dSbellard
2207d13299dSbellardecho "# Automatically generated by configure - do not modify" > config.mak
2217d13299dSbellardecho "/* Automatically generated by configure - do not modify */" > $TMPH
2227d13299dSbellard
2237d13299dSbellardecho "prefix=$prefix" >> config.mak
22432ce6337Sbellardecho "#define CONFIG_QEMU_PREFIX \"$interp_prefix\"" >> $TMPH
2257d13299dSbellardecho "MAKE=$make" >> config.mak
2267d13299dSbellardecho "CC=$cc" >> config.mak
227ca735206Sbellardecho "GCC_MAJOR=$gcc_major" >> config.mak
2287d13299dSbellardecho "HOST_CC=$host_cc" >> config.mak
2297d13299dSbellardecho "AR=$ar" >> config.mak
2307d13299dSbellardecho "STRIP=$strip -s -R .comment -R .note" >> config.mak
2317d13299dSbellardecho "CFLAGS=$CFLAGS" >> config.mak
2327d13299dSbellardecho "LDFLAGS=$LDFLAGS" >> config.mak
2337d13299dSbellardif test "$cpu" = "x86" ; then
2347d13299dSbellard  echo "ARCH=i386" >> config.mak
235295defa5Sbellard  echo "#define HOST_I386 1" >> $TMPH
2367d13299dSbellardelif test "$cpu" = "armv4l" ; then
2377d13299dSbellard  echo "ARCH=arm" >> config.mak
238295defa5Sbellard  echo "#define HOST_ARM 1" >> $TMPH
2397d13299dSbellardelif test "$cpu" = "powerpc" ; then
24004369ff2Sbellard  echo "ARCH=ppc" >> config.mak
241295defa5Sbellard  echo "#define HOST_PPC 1" >> $TMPH
2427d13299dSbellardelif test "$cpu" = "mips" ; then
24304369ff2Sbellard  echo "ARCH=mips" >> config.mak
244295defa5Sbellard  echo "#define HOST_MIPS 1" >> $TMPH
245fb3e5849Sbellardelif test "$cpu" = "s390" ; then
246fb3e5849Sbellard  echo "ARCH=s390" >> config.mak
247295defa5Sbellard  echo "#define HOST_S390 1" >> $TMPH
248295defa5Sbellardelif test "$cpu" = "alpha" ; then
249295defa5Sbellard  echo "ARCH=alpha" >> config.mak
250295defa5Sbellard  echo "#define HOST_ALPHA 1" >> $TMPH
251ae228531Sbellardelif test "$cpu" = "sparc" ; then
252ae228531Sbellard  echo "ARCH=sparc" >> config.mak
253ae228531Sbellard  echo "#define HOST_SPARC 1" >> $TMPH
254ae228531Sbellardelif test "$cpu" = "sparc64" ; then
255ae228531Sbellard  echo "ARCH=sparc64" >> config.mak
256ae228531Sbellard  echo "#define HOST_SPARC64 1" >> $TMPH
257a8baa8c5Sbellardelif test "$cpu" = "ia64" ; then
258a8baa8c5Sbellard  echo "ARCH=ia64" >> config.mak
259a8baa8c5Sbellard  echo "#define HOST_IA64 1" >> $TMPH
2607d13299dSbellardelse
2617d13299dSbellard  echo "Unsupported CPU"
2627d13299dSbellard  exit 1
2637d13299dSbellardfi
2647d13299dSbellardif test "$bigendian" = "yes" ; then
2657d13299dSbellard  echo "WORDS_BIGENDIAN=yes" >> config.mak
2667d13299dSbellard  echo "#define WORDS_BIGENDIAN 1" >> $TMPH
2677d13299dSbellardfi
268*de83cd02Sbellard
269*de83cd02Sbellardif test "$target_cpu" = "x86" ; then
270*de83cd02Sbellard  echo "TARGET_ARCH=i386" >> config.mak
271*de83cd02Sbellard  echo "#define TARGET_ARCH \"i386\"" >> $TMPH
272*de83cd02Sbellard  echo "#define TARGET_I386 1" >> $TMPH
273*de83cd02Sbellardelif test "$target_cpu" = "arm" ; then
274*de83cd02Sbellard  echo "TARGET_ARCH=arm" >> config.mak
275*de83cd02Sbellard  echo "#define TARGET_ARCH \"arm\"" >> $TMPH
276*de83cd02Sbellard  echo "#define TARGET_ARM 1" >> $TMPH
277*de83cd02Sbellardelse
278*de83cd02Sbellard  echo "Unsupported target CPU"
279*de83cd02Sbellard  exit 1
280*de83cd02Sbellardfi
281*de83cd02Sbellardif test "$target_bigendian" = "yes" ; then
282*de83cd02Sbellard  echo "TARGET_WORDS_BIGENDIAN=yes" >> config.mak
283*de83cd02Sbellard  echo "#define TARGET_WORDS_BIGENDIAN 1" >> $TMPH
284*de83cd02Sbellardfi
285*de83cd02Sbellard
2867d13299dSbellardif test "$gprof" = "yes" ; then
2877d13299dSbellard  echo "TARGET_GPROF=yes" >> config.mak
2887d13299dSbellard  echo "#define HAVE_GPROF 1" >> $TMPH
2897d13299dSbellardfi
29043ce4dfeSbellardif test "$static" = "yes" ; then
29143ce4dfeSbellard  echo "CONFIG_STATIC=yes" >> config.mak
29243ce4dfeSbellardfi
2937d13299dSbellardecho -n "VERSION=" >>config.mak
2947d13299dSbellardhead $source_path/VERSION >>config.mak
2957d13299dSbellardecho "" >>config.mak
2963ef693a0Sbellardecho -n "#define QEMU_VERSION \"" >> $TMPH
2977d13299dSbellardhead $source_path/VERSION >> $TMPH
2987d13299dSbellardecho "\"" >> $TMPH
2997d13299dSbellard
3007d13299dSbellard# build tree in object directory if source path is different from current one
3017d13299dSbellardif test "$source_path_used" = "yes" ; then
3027d13299dSbellard    DIRS="tests"
3037d13299dSbellard    FILES="Makefile tests/Makefile"
3047d13299dSbellard    for dir in $DIRS ; do
3057d13299dSbellard            mkdir -p $dir
3067d13299dSbellard    done
3077d13299dSbellard    for f in $FILES ; do
3087d13299dSbellard        ln -sf $source_path/$f $f
3097d13299dSbellard    done
3107d13299dSbellardfi
3117d13299dSbellardecho "SRC_PATH=$source_path" >> config.mak
3127d13299dSbellard
3137d13299dSbellarddiff $TMPH config.h >/dev/null 2>&1
3147d13299dSbellardif test $? -ne 0 ; then
3157d13299dSbellard	mv -f $TMPH config.h
3167d13299dSbellardelse
3177d13299dSbellard	echo "config.h is unchanged"
3187d13299dSbellardfi
3197d13299dSbellard
3201eb87257Sbellardrm -f $TMPO $TMPC $TMPE $TMPS $TMPH
321