Archipelago » qemu

# parse CC options first

for opt do

  optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`

  case "$opt" in

  --cross-prefix=*) cross_prefix="$optarg"

  ;;

  --cc=*) cc="$optarg"

  ;;

  esac

done

# OS specific

# Using uname is really, really broken.  Once we have the right set of checks

# we can eliminate it's usage altogether

cc="${cross_prefix}${cc}"

ar="${cross_prefix}${ar}"

strip="${cross_prefix}${strip}"

# check that the C compiler works.

cat > $TMPC <<EOF

int main(void) {}

EOF

if $cc $ARCH_CFLAGS -c -o $TMPO $TMPC > /dev/null 2> /dev/null ; then

  : C compiler works ok

else

    echo "ERROR: \"$cc\" either does not exist or does not work"

    exit 1

fi

check_define() {

cat > $TMPC <<EOF

#if !defined($1)

#error Not defined

#endif

int main(void) { return 0; }

EOF

  $cc $ARCH_CFLAGS -c -o $TMPO $TMPC > /dev/null 2> /dev/null

}

if check_define __i386__ ; then

  cpu="i386"

elif check_define __x86_64__ ; then

  cpu="x86_64"

else

  cpu=`test $(uname -s) = AIX && uname -p || uname -m`

fi

if check_define __linux__ ; then

  targetos="Linux"

elif check_define _WIN32 ; then

  targetos='MINGW32'

else

  targetos=`uname -s`

fi

  --cross-prefix=*)

  --cc=*)