1#!/bin/sh 2# 3# qemu configure script (c) 2003 Fabrice Bellard 4# 5# set temporary file name 6if test ! -z "$TMPDIR" ; then 7 TMPDIR1="${TMPDIR}" 8elif test ! -z "$TEMPDIR" ; then 9 TMPDIR1="${TEMPDIR}" 10else 11 TMPDIR1="/tmp" 12fi 13 14TMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c" 15TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o" 16TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}" 17TMPS="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.S" 18TMPH="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.h" 19 20# default parameters 21prefix="/usr/local" 22interp_prefix="/usr/gnemul/qemu-i386" 23cross_prefix="" 24cc="gcc" 25host_cc="gcc" 26ar="ar" 27make="make" 28strip="strip" 29target_cpu="x86" 30cpu=`uname -m` 31case "$cpu" in 32 i386|i486|i586|i686|i86pc|BePC) 33 cpu="x86" 34 ;; 35 armv4l) 36 cpu="armv4l" 37 ;; 38 alpha) 39 cpu="alpha" 40 ;; 41 "Power Macintosh"|ppc|ppc64) 42 cpu="powerpc" 43 ;; 44 mips) 45 cpu="mips" 46 ;; 47 s390) 48 cpu="s390" 49 ;; 50 ia64) 51 cpu="ia64" 52 ;; 53 *) 54 cpu="unknown" 55 ;; 56esac 57gprof="no" 58bigendian="no" 59 60# OS specific 61targetos=`uname -s` 62case $targetos in 63*) ;; 64esac 65 66# find source path 67# XXX: we assume an absolute path is given when launching configure, 68# except in './configure' case. 69source_path=${0%configure} 70source_path=${source_path%/} 71source_path_used="yes" 72if test -z "$source_path" -o "$source_path" = "." ; then 73 source_path=`pwd` 74 source_path_used="no" 75fi 76 77for opt do 78 case "$opt" in 79 --prefix=*) prefix=`echo $opt | cut -d '=' -f 2` 80 ;; 81 --interp-prefix=*) interp_prefix=`echo $opt | cut -d '=' -f 2` 82 ;; 83 --source-path=*) source_path=`echo $opt | cut -d '=' -f 2` 84 ;; 85 --cross-prefix=*) cross_prefix=`echo $opt | cut -d '=' -f 2` 86 ;; 87 --cc=*) cc=`echo $opt | cut -d '=' -f 2` 88 ;; 89 --make=*) make=`echo $opt | cut -d '=' -f 2` 90 ;; 91 --extra-cflags=*) CFLAGS="${opt#--extra-cflags=}" 92 ;; 93 --extra-ldflags=*) LDFLAGS="${opt#--extra-ldflags=}" 94 ;; 95 --extra-libs=*) extralibs=${opt#--extra-libs=} 96 ;; 97 --cpu=*) cpu=`echo $opt | cut -d '=' -f 2` 98 ;; 99 --enable-gprof) gprof="yes" 100 ;; 101 esac 102done 103 104# Checking for CFLAGS 105if test -z "$CFLAGS"; then 106 CFLAGS="-O2" 107fi 108 109cc="${cross_prefix}${cc}" 110ar="${cross_prefix}${ar}" 111strip="${cross_prefix}${strip}" 112 113if test -z "$cross_prefix" ; then 114 115# --- 116# big/little endian test 117cat > $TMPC << EOF 118#include <inttypes.h> 119int main(int argc, char ** argv){ 120 volatile uint32_t i=0x01234567; 121 return (*((uint8_t*)(&i))) == 0x67; 122} 123EOF 124 125if $cc -o $TMPE $TMPC 2>/dev/null ; then 126$TMPE && bigendian="yes" 127else 128echo big/little test failed 129fi 130 131else 132 133# if cross compiling, cannot launch a program, so make a static guess 134if test "$cpu" = "powerpc" -o "$cpu" = "mips" -o "$cpu" = "s390" ; then 135 bigendian="yes" 136fi 137 138fi 139 140# check gcc version 141cat > $TMPC <<EOF 142int main(void) { 143#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 2) 144return 0; 145#else 146#error gcc < 3.2 147#endif 148} 149EOF 150 151gcc_major="2" 152if $cc -o $TMPO $TMPC 2> /dev/null ; then 153 gcc_major="3" 154fi 155 156if test x"$1" = x"-h" -o x"$1" = x"--help" ; then 157cat << EOF 158 159Usage: configure [options] 160Options: [defaults in brackets after descriptions] 161 162EOF 163echo "Standard options:" 164echo " --help print this message" 165echo " --prefix=PREFIX install in PREFIX [$prefix]" 166echo " --interp-prefix=PREFIX where to find shared libraries, etc. [$interp_prefix]" 167echo "" 168echo "Advanced options (experts only):" 169echo " --source-path=PATH path of source code [$source_path]" 170echo " --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]" 171echo " --cc=CC use C compiler CC [$cc]" 172echo " --make=MAKE use specified make [$make]" 173echo "" 174echo "NOTE: The object files are build at the place where configure is launched" 175exit 1 176fi 177 178echo "Install prefix $prefix" 179echo "Source path $source_path" 180echo "C compiler $cc" 181echo "make $make" 182echo "host CPU $cpu" 183echo "Big Endian $bigendian" 184echo "target CPU $target_cpu" 185echo "gprof enabled $gprof" 186 187echo "Creating config.mak and config.h" 188 189echo "# Automatically generated by configure - do not modify" > config.mak 190echo "/* Automatically generated by configure - do not modify */" > $TMPH 191 192echo "prefix=$prefix" >> config.mak 193echo "#define CONFIG_QEMU_PREFIX \"$interp_prefix\"" >> $TMPH 194echo "MAKE=$make" >> config.mak 195echo "CC=$cc" >> config.mak 196echo "GCC_MAJOR=$gcc_major" >> config.mak 197echo "HOST_CC=$host_cc" >> config.mak 198echo "AR=$ar" >> config.mak 199echo "STRIP=$strip -s -R .comment -R .note" >> config.mak 200echo "CFLAGS=$CFLAGS" >> config.mak 201echo "LDFLAGS=$LDFLAGS" >> config.mak 202if test "$cpu" = "x86" ; then 203 echo "ARCH=i386" >> config.mak 204 echo "#define HOST_I386 1" >> $TMPH 205elif test "$cpu" = "armv4l" ; then 206 echo "ARCH=arm" >> config.mak 207 echo "#define HOST_ARM 1" >> $TMPH 208elif test "$cpu" = "powerpc" ; then 209 echo "ARCH=ppc" >> config.mak 210 echo "#define HOST_PPC 1" >> $TMPH 211elif test "$cpu" = "mips" ; then 212 echo "ARCH=mips" >> config.mak 213 echo "#define HOST_MIPS 1" >> $TMPH 214elif test "$cpu" = "s390" ; then 215 echo "ARCH=s390" >> config.mak 216 echo "#define HOST_S390 1" >> $TMPH 217elif test "$cpu" = "alpha" ; then 218 echo "ARCH=alpha" >> config.mak 219 echo "#define HOST_ALPHA 1" >> $TMPH 220elif test "$cpu" = "ia64" ; then 221 echo "ARCH=ia64" >> config.mak 222 echo "#define HOST_IA64 1" >> $TMPH 223else 224 echo "Unsupported CPU" 225 exit 1 226fi 227if test "$bigendian" = "yes" ; then 228 echo "WORDS_BIGENDIAN=yes" >> config.mak 229 echo "#define WORDS_BIGENDIAN 1" >> $TMPH 230fi 231if test "$gprof" = "yes" ; then 232 echo "TARGET_GPROF=yes" >> config.mak 233 echo "#define HAVE_GPROF 1" >> $TMPH 234fi 235echo -n "VERSION=" >>config.mak 236head $source_path/VERSION >>config.mak 237echo "" >>config.mak 238echo -n "#define QEMU_VERSION \"" >> $TMPH 239head $source_path/VERSION >> $TMPH 240echo "\"" >> $TMPH 241 242# build tree in object directory if source path is different from current one 243if test "$source_path_used" = "yes" ; then 244 DIRS="tests" 245 FILES="Makefile tests/Makefile" 246 for dir in $DIRS ; do 247 mkdir -p $dir 248 done 249 for f in $FILES ; do 250 ln -sf $source_path/$f $f 251 done 252fi 253echo "SRC_PATH=$source_path" >> config.mak 254 255diff $TMPH config.h >/dev/null 2>&1 256if test $? -ne 0 ; then 257 mv -f $TMPH config.h 258else 259 echo "config.h is unchanged" 260fi 261 262rm -f $TMPO $TMPC $TMPE $TMPS $TMPH 263