build all targets at the same time - SDL probe support

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@350 c046a42c-6fe2-441c-8c8c-71466251a162

configure

@@ -15,7 +15,6 @@ TMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c"
 TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"
 TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}"
 TMPS="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.S"
-TMPH="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.h"
 
 # default parameters
 prefix="/usr/local"
@@ -27,12 +26,11 @@ host_cc="gcc"
 ar="ar"
 make="make"
 strip="strip"
-target_cpu="x86"
-target_bigendian="default"
 cpu=`uname -m`
+target_list="i386 i386-softmmu arm"
 case "$cpu" in
   i386|i486|i586|i686|i86pc|BePC)
-    cpu="x86"
+    cpu="i386"
   ;;
   armv4l)
     cpu="armv4l"
@@ -71,6 +69,26 @@ case $targetos in
 *) ;;
 esac
 
+##########################################
+# SDL probe
+
+cat > $TMPC << EOF
+#include <SDL.h>
+#undef main /* We don't want SDL to override our main() */
+int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
+EOF
+
+sdl_too_old=no
+sdl=no
+if $cc -o $TMPE `sdl-config --cflags` $TMPC `sdl-config --libs`  2> /dev/null  ; then
+_sdlversion=`sdl-config --version | sed 's/[^0-9]//g'`
+if test "$_sdlversion" -lt 121 ; then
+sdl_too_old=yes
+else
+sdl=yes
+fi
+fi
+
 # find source path
 # XXX: we assume an absolute path is given when launching configure, 
 # except in './configure' case.
@@ -104,16 +122,14 @@ for opt do
   ;;
   --cpu=*) cpu=`echo $opt | cut -d '=' -f 2`
   ;;
-  --target-cpu=*) target_cpu=`echo $opt | cut -d '=' -f 2`
-  ;;
-  --target-big-endian) target_bigendian="yes"
-  ;;
-  --target-little-endian) target_bigendian="no"
+  --target-list=*) target_list=${opt#--target-list=}
   ;;
   --enable-gprof) gprof="yes"
   ;;
   --static) static="yes"
   ;;
+  --disable-sdl) sdl="no"
+  ;;
   esac
 done
 
@@ -164,16 +180,6 @@ if $cc -fno-reorder-blocks -fno-optimize-sibling-calls -o $TMPO $TMPC 2> /dev/nu
    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
 cat << EOF
 
@@ -185,7 +191,7 @@ echo "Standard options:"
 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) [$target_cpu]"
+echo "  --target-list=LIST       set target list [$target_list]"
 echo ""
 echo "Advanced options (experts only):"
 echo "  --source-path=PATH       path of source code [$source_path]"
@@ -205,94 +211,139 @@ 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 "target list       $target_list"
 echo "gprof enabled     $gprof"
 echo "static build      $static"
+echo "SDL support       $sdl"
+if test $sdl_too_old = "yes"; then
+echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support"
+fi
+
+config_mak="config-host.mak"
+config_h="config-host.h"
 
-echo "Creating config.mak and config.h"
+echo "Creating $config_mak and $config_h"
 
-echo "# Automatically generated by configure - do not modify" > config.mak
-echo "/* Automatically generated by configure - do not modify */" > $TMPH
+echo "# Automatically generated by configure - do not modify" > $config_mak
+echo "/* Automatically generated by configure - do not modify */" > $config_h
 
-echo "prefix=$prefix" >> config.mak
-echo "#define CONFIG_QEMU_PREFIX \"$interp_prefix\"" >> $TMPH
-echo "MAKE=$make" >> config.mak
-echo "CC=$cc" >> config.mak
+echo "prefix=$prefix" >> $config_mak
+echo "MAKE=$make" >> $config_mak
+echo "CC=$cc" >> $config_mak
 if test "$have_gcc3_options" = "yes" ; then
-  echo "HAVE_GCC3_OPTIONS=yes" >> config.mak
+  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 "CFLAGS=$CFLAGS" >> config.mak
-echo "LDFLAGS=$LDFLAGS" >> config.mak
-if test "$cpu" = "x86" ; then
-  echo "ARCH=i386" >> config.mak
-  echo "#define HOST_I386 1" >> $TMPH
+echo "HOST_CC=$host_cc" >> $config_mak
+echo "AR=$ar" >> $config_mak
+echo "STRIP=$strip -s -R .comment -R .note" >> $config_mak
+echo "CFLAGS=$CFLAGS" >> $config_mak
+echo "LDFLAGS=$LDFLAGS" >> $config_mak
+if test "$cpu" = "i386" ; then
+  echo "ARCH=i386" >> $config_mak
+  echo "#define HOST_I386 1" >> $config_h
 elif test "$cpu" = "armv4l" ; then
-  echo "ARCH=arm" >> config.mak
-  echo "#define HOST_ARM 1" >> $TMPH
+  echo "ARCH=arm" >> $config_mak
+  echo "#define HOST_ARM 1" >> $config_h
 elif test "$cpu" = "powerpc" ; then
-  echo "ARCH=ppc" >> config.mak
-  echo "#define HOST_PPC 1" >> $TMPH
+  echo "ARCH=ppc" >> $config_mak
+  echo "#define HOST_PPC 1" >> $config_h
 elif test "$cpu" = "mips" ; then
-  echo "ARCH=mips" >> config.mak
-  echo "#define HOST_MIPS 1" >> $TMPH
+  echo "ARCH=mips" >> $config_mak
+  echo "#define HOST_MIPS 1" >> $config_h
 elif test "$cpu" = "s390" ; then
-  echo "ARCH=s390" >> config.mak
-  echo "#define HOST_S390 1" >> $TMPH
+  echo "ARCH=s390" >> $config_mak
+  echo "#define HOST_S390 1" >> $config_h
 elif test "$cpu" = "alpha" ; then
-  echo "ARCH=alpha" >> config.mak
-  echo "#define HOST_ALPHA 1" >> $TMPH
+  echo "ARCH=alpha" >> $config_mak
+  echo "#define HOST_ALPHA 1" >> $config_h
 elif test "$cpu" = "sparc" ; then
-  echo "ARCH=sparc" >> config.mak
-  echo "#define HOST_SPARC 1" >> $TMPH
+  echo "ARCH=sparc" >> $config_mak
+  echo "#define HOST_SPARC 1" >> $config_h
 elif test "$cpu" = "sparc64" ; then
-  echo "ARCH=sparc64" >> config.mak
-  echo "#define HOST_SPARC64 1" >> $TMPH
+  echo "ARCH=sparc64" >> $config_mak
+  echo "#define HOST_SPARC64 1" >> $config_h
 elif test "$cpu" = "ia64" ; then
-  echo "ARCH=ia64" >> config.mak
-  echo "#define HOST_IA64 1" >> $TMPH
+  echo "ARCH=ia64" >> $config_mak
+  echo "#define HOST_IA64 1" >> $config_h
 else
   echo "Unsupported CPU"
   exit 1
 fi
 if test "$bigendian" = "yes" ; then
-  echo "WORDS_BIGENDIAN=yes" >> config.mak
-  echo "#define WORDS_BIGENDIAN 1" >> $TMPH
+  echo "WORDS_BIGENDIAN=yes" >> $config_mak
+  echo "#define WORDS_BIGENDIAN 1" >> $config_h
+fi
+echo "#define HAVE_BYTESWAP_H 1" >> $config_h
+if test "$gprof" = "yes" ; then
+  echo "TARGET_GPROF=yes" >> $config_mak
+  echo "#define HAVE_GPROF 1" >> $config_h
+fi
+if test "$static" = "yes" ; then
+  echo "CONFIG_STATIC=yes" >> $config_mak
 fi
+if test "$sdl" = "yes" ; then
+  echo "CONFIG_SDL=yes" >> $config_mak
+  echo "#define CONFIG_SDL 1" >> $config_h
+  echo "SDL_LIBS=`sdl-config --libs`" >> $config_mak
+  echo "SDL_CFLAGS=`sdl-config --cflags`" >> $config_mak
+fi
+echo -n "VERSION=" >>$config_mak
+head $source_path/VERSION >>$config_mak
+echo "" >>$config_mak
+echo -n "#define QEMU_VERSION \"" >> $config_h
+head $source_path/VERSION >> $config_h
+echo "\"" >> $config_h
+
+echo "SRC_PATH=$source_path" >> $config_mak
+echo "TARGET_DIRS=$target_list" >> $config_mak
+
+for target in $target_list; do 
+
+target_dir="$target"
+config_mak=$target_dir/config.mak
+config_h=$target_dir/config.h
+target_cpu=`echo $target | cut -d '-' -f 1`
+target_bigendian="no"
+target_softmmu="no"
+if expr $target : '.*-softmmu' > /dev/null ; then
+  target_softmmu="yes"
+fi
+
+echo "Creating $config_mak, $config_h and $target_dir/Makefile"
+
+mkdir -p $target_dir
+ln -sf $source_path/Makefile.target $target_dir/Makefile
+
+echo "# Automatically generated by configure - do not modify" > $config_mak
+echo "/* Automatically generated by configure - do not modify */" > $config_h
+
 
-if test "$target_cpu" = "x86" ; then
-  echo "TARGET_ARCH=i386" >> config.mak
-  echo "#define TARGET_ARCH \"i386\"" >> $TMPH
-  echo "#define TARGET_I386 1" >> $TMPH
+echo "include ../config-host.mak" >> $config_mak
+echo "#include \"../config-host.h\"" >> $config_h
+echo "#define CONFIG_QEMU_PREFIX \"$interp_prefix\"" >> $config_h
+
+if test "$target_cpu" = "i386" ; then
+  echo "TARGET_ARCH=i386" >> $config_mak
+  echo "#define TARGET_ARCH \"i386\"" >> $config_h
+  echo "#define TARGET_I386 1" >> $config_h
 elif test "$target_cpu" = "arm" ; then
-  echo "TARGET_ARCH=arm" >> config.mak
-  echo "#define TARGET_ARCH \"arm\"" >> $TMPH
-  echo "#define TARGET_ARM 1" >> $TMPH
+  echo "TARGET_ARCH=arm" >> $config_mak
+  echo "#define TARGET_ARCH \"arm\"" >> $config_h
+  echo "#define TARGET_ARM 1" >> $config_h
 else
   echo "Unsupported target CPU"
   exit 1
 fi
 if test "$target_bigendian" = "yes" ; then
-  echo "TARGET_WORDS_BIGENDIAN=yes" >> config.mak
-  echo "#define TARGET_WORDS_BIGENDIAN 1" >> $TMPH
+  echo "TARGET_WORDS_BIGENDIAN=yes" >> $config_mak
+  echo "#define TARGET_WORDS_BIGENDIAN 1" >> $config_h
 fi
-
-if test "$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
+if test "$target_softmmu" = "yes" ; then
+  echo "CONFIG_SOFTMMU=yes" >> $config_mak
+  echo "#define CONFIG_SOFTMMU 1" >> $config_h
 fi
-echo -n "VERSION=" >>config.mak
-head $source_path/VERSION >>config.mak
-echo "" >>config.mak
-echo -n "#define QEMU_VERSION \"" >> $TMPH
-head $source_path/VERSION >> $TMPH
-echo "\"" >> $TMPH
+
+done # for target in $targets
 
 # build tree in object directory if source path is different from current one
 if test "$source_path_used" = "yes" ; then
@@ -305,13 +356,5 @@ if test "$source_path_used" = "yes" ; then
         ln -sf $source_path/$f $f
     done
 fi
-echo "SRC_PATH=$source_path" >> config.mak
-
-diff $TMPH config.h >/dev/null 2>&1
-if test $? -ne 0 ; then
-	mv -f $TMPH config.h
-else
-	echo "config.h is unchanged"
-fi
 
-rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
+rm -f $TMPO $TMPC $TMPE $TMPS