The patch below allows 32bit builds of Mesa
on 64bit (especially x86_64) systems.
The '-m32' option for gcc/g++ should work with all
versions of gcc >= 3.0 - also on ia32.
Egbert.
Index: configs/linux-dri-x86
===================================================================
RCS file: /cvs/mesa/Mesa/configs/linux-dri-x86,v
retrieving revision 1.9
diff -u -r1.9 linux-dri-x86
--- configs/linux-dri-x86 25 Sep 2004 07:11:12 -0000 1.9
+++ configs/linux-dri-x86 13 Jul 2005 14:36:27 -0000
@@ -10,3 +10,5 @@
ASM_FLAGS = -DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM
ASM_SOURCES = $(X86_SOURCES)
+CC = gcc -m32
+CXX = g++ -m32
Index: src/mesa/drivers/dri/Makefile.template
===================================================================
RCS file: /cvs/mesa/Mesa/src/mesa/drivers/dri/Makefile.template,v
retrieving revision 1.23
diff -u -r1.23 Makefile.template
--- src/mesa/drivers/dri/Makefile.template 28 May 2005 20:17:06 -0000
1.23
+++ src/mesa/drivers/dri/Makefile.template 13 Jul 2005 14:36:28 -0000
@@ -80,7 +80,7 @@
$(LIBNAME): $(OBJECTS) $(MESA_MODULES) $(WINOBJ) Makefile
$(TOP)/src/mesa/drivers/dri/Makefile.template
rm -f $@
- gcc $(ARCH_FLAGS) -o $@ -shared $(OBJECTS) $(MESA_MODULES) $(WINOBJ)
$(DRI_LIB_DEPS)
+ $(CC) $(ARCH_FLAGS) -o $@ -shared $(OBJECTS) $(MESA_MODULES) $(WINOBJ)
$(DRI_LIB_DEPS)
$(LIB_DIR)/$(LIBNAME): $(LIBNAME)
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