pixman: pass extra cflags and ldflags

Store --extra-cflags and --extra-ldflags in config-host.mak,
then pass them on to the pixman configure script.

Cc: Scott Wood <scottwood@freescale.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

Makefile

@@ -126,7 +126,7 @@ subdir-pixman: pixman/Makefile
 	$(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C pixman V="$(V)" all,)
 
 pixman/Makefile: $(SRC_PATH)/pixman/configure
-	(cd pixman; CFLAGS="$(CFLAGS) -fPIC" $(SRC_PATH)/pixman/configure $(AUTOCONF_HOST) --disable-gtk --disable-shared --enable-static)
+	(cd pixman; CFLAGS="$(CFLAGS) -fPIC $(extra_cflags) $(extra_ldflags)" $(SRC_PATH)/pixman/configure $(AUTOCONF_HOST) --disable-gtk --disable-shared --enable-static)
 
 $(SRC_PATH)/pixman/configure:
 	(cd $(SRC_PATH)/pixman; autoreconf -v --install)

configure

@@ -240,8 +240,10 @@ for opt do
   --cpu=*) cpu="$optarg"
   ;;
   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
+                    EXTRA_CFLAGS="$optarg"
   ;;
   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
+                     EXTRA_LDFLAGS="$optarg"
   ;;
   --enable-debug-info) debug_info="yes"
   ;;
@@ -3349,6 +3351,8 @@ echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
+echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
+echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
 
 echo "ARCH=$ARCH" >> $config_host_mak
 if test "$debug_tcg" = "yes" ; then