# default parameters
prefix="/usr/local"
interp_prefix="/usr/gnemul/qemu-i386"
+static="no"
cross_prefix=""
cc="gcc"
host_cc="gcc"
make="make"
strip="strip"
target_cpu="x86"
+target_bigendian="default"
cpu=`uname -m`
case "$cpu" in
i386|i486|i586|i686|i86pc|BePC)
;;
--cpu=*) cpu=`echo $opt | cut -d '=' -f 2`
;;
+ --target-cpu=*) target_cpu=`echo $opt | cut -d '=' -f 2`
+ ;;
+ --target-big-endian) target_bigendian="yes"
+ ;;
+ --target-little-endian) target_bigendian="no"
+ ;;
--enable-gprof) gprof="yes"
;;
+ --static) static="yes"
+ ;;
esac
done
fi
-# check gcc version
+# check gcc options support
cat > $TMPC <<EOF
int main(void) {
-#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 2)
-return 0;
-#else
-#error gcc < 3.2
-#endif
}
EOF
-gcc_major="2"
-if $cc -o $TMPO $TMPC 2> /dev/null ; then
- gcc_major="3"
+have_gcc3_options="no"
+if $cc -fno-reorder-blocks -fno-optimize-sibling-calls -o $TMPO $TMPC 2> /dev/null ; then
+ have_gcc3_options="yes"
+fi
+
+if test "$target_bigendian" = "default" ; then
+ if test "$target_cpu" = "x86" ; then
+ target_bigendian="no"
+ elif test "$target_cpu" = "arm" ; then
+ target_bigendian="no"
+ else
+ target_bigendian="no"
+ fi
fi
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
echo " --help print this message"
echo " --prefix=PREFIX install in PREFIX [$prefix]"
echo " --interp-prefix=PREFIX where to find shared libraries, etc. [$interp_prefix]"
+echo " --target_cpu=CPU set target cpu (x86 or arm) [$target_cpu]"
echo ""
echo "Advanced options (experts only):"
echo " --source-path=PATH path of source code [$source_path]"
echo " --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]"
echo " --cc=CC use C compiler CC [$cc]"
echo " --make=MAKE use specified make [$make]"
+echo " --static enable static build [$static]"
echo ""
echo "NOTE: The object files are build at the place where configure is launched"
exit 1
fi
-echo "Install prefix $prefix"
-echo "Source path $source_path"
-echo "C compiler $cc"
-echo "make $make"
-echo "host CPU $cpu"
-echo "Big Endian $bigendian"
-echo "target CPU $target_cpu"
-echo "gprof enabled $gprof"
+echo "Install prefix $prefix"
+echo "Source path $source_path"
+echo "ELF interp prefix $interp_prefix"
+echo "C compiler $cc"
+echo "make $make"
+echo "host CPU $cpu"
+echo "host big endian $bigendian"
+echo "target CPU $target_cpu"
+echo "target big endian $target_bigendian"
+echo "gprof enabled $gprof"
+echo "static build $static"
echo "Creating config.mak and config.h"
echo "#define CONFIG_QEMU_PREFIX \"$interp_prefix\"" >> $TMPH
echo "MAKE=$make" >> config.mak
echo "CC=$cc" >> config.mak
-echo "GCC_MAJOR=$gcc_major" >> config.mak
+if test "$have_gcc3_options" = "yes" ; then
+ echo "HAVE_GCC3_OPTIONS=yes" >> config.mak
+fi
echo "HOST_CC=$host_cc" >> config.mak
echo "AR=$ar" >> config.mak
echo "STRIP=$strip -s -R .comment -R .note" >> config.mak
echo "WORDS_BIGENDIAN=yes" >> config.mak
echo "#define WORDS_BIGENDIAN 1" >> $TMPH
fi
+
+if test "$target_cpu" = "x86" ; then
+ echo "TARGET_ARCH=i386" >> config.mak
+ echo "#define TARGET_ARCH \"i386\"" >> $TMPH
+ echo "#define TARGET_I386 1" >> $TMPH
+elif test "$target_cpu" = "arm" ; then
+ echo "TARGET_ARCH=arm" >> config.mak
+ echo "#define TARGET_ARCH \"arm\"" >> $TMPH
+ echo "#define TARGET_ARM 1" >> $TMPH
+else
+ echo "Unsupported target CPU"
+ exit 1
+fi
+if test "$target_bigendian" = "yes" ; then
+ echo "TARGET_WORDS_BIGENDIAN=yes" >> config.mak
+ echo "#define TARGET_WORDS_BIGENDIAN 1" >> $TMPH
+fi
+
if test "$gprof" = "yes" ; then
echo "TARGET_GPROF=yes" >> config.mak
echo "#define HAVE_GPROF 1" >> $TMPH
fi
+if test "$static" = "yes" ; then
+ echo "CONFIG_STATIC=yes" >> config.mak
+fi
echo -n "VERSION=" >>config.mak
head $source_path/VERSION >>config.mak
echo "" >>config.mak