Make linux-dri-x86-64 more like linux-dri-x86. Add ARCH_FLAGS. This is

where things like "-m64" or "-m32" should be specified.  Using this, a
32-bit DRI build can be done on an x86-64 system by doing 'ARCH_CFLAGS=-m32
make linux-dri-x86'.  Minor tweaks to linux-dri to support these changes.

configs/linux-dri

@@ -14,9 +14,9 @@ MKDEP = /usr/X11R6/bin/makedepend
 #MKDEP_OPTIONS = -MF depend
 
 WARN_FLAGS = -Wall
-OPT_FLAGS = -O -g
-PIC_FLAGS = -fPIC
-
+OPT_FLAGS  = -O -g
+PIC_FLAGS  = -fPIC
+ARCH_FLAGS ?=
 
 DEFINES = -D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_SVID_SOURCE \
 	-D_BSD_SOURCE -D_GNU_SOURCE \
@@ -24,25 +24,25 @@ DEFINES = -D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_SVID_SOURCE \
 
 X11_INCLUDES = -I/usr/X11R6/include -I/usr/X11R6/include/X11/extensions
 
-CFLAGS =  $(WARN_FLAGS) $(OPT_FLAGS) $(ASM_FLAGS) -std=c99 $(PIC_FLAGS) -ffast-math  \
-	$(DEFINES)
+CFLAGS   = $(WARN_FLAGS) $(OPT_FLAGS) $(PIC_FLAGS) $(ARCH_FLAGS) $(DEFINES) \
+	$(ASM_FLAGS) -std=c99 -ffast-math 
 
-CXXFLAGS = $(WARN_FLAGS) $(OPT_FLAGS) $(PIC_FLAGS) \
-	$(DEFINES)
+CXXFLAGS = $(WARN_FLAGS) $(OPT_FLAGS) $(PIC_FLAGS) $(ARCH_FLAGS) $(DEFINES)
 
 
 ASM_SOURCES = 
 
 # Library/program dependencies
-DRI_LIB_DEPS = -lm -lpthread -lexpat -ldl
-GL_LIB_DEPS = -L/usr/X11R6/lib -lX11 -lXext -lXxf86vm -lm -lpthread -ldl
+EXTRA_LIB_PATH=-L/usr/X11R6/lib
 
-GLUT_LIB_DEPS = -L$(LIB_DIR) -l$(GLU_LIB) -l$(GL_LIB) -L/usr/X11R6/lib -lX11 -lXmu -lXt -lXi -lm
-GLW_LIB_DEPS = -L$(LIB_DIR) -l$(GL_LIB) -L/usr/X11R6/lib -lXt -lX11
+DRI_LIB_DEPS  = $(EXTRA_LIB_PATH) -lm -lpthread -lexpat -ldl
+GL_LIB_DEPS   = $(EXTRA_LIB_PATH) -lX11 -lXext -lXxf86vm -lm -lpthread -ldl
+GLUT_LIB_DEPS = $(EXTRA_LIB_PATH) -L$(LIB_DIR) -l$(GLU_LIB) -l$(GL_LIB)  -lX11 -lXmu -lXt -lXi -lm
+GLW_LIB_DEPS  = $(EXTRA_LIB_PATH) -L$(LIB_DIR) -l$(GL_LIB) -lXt -lX11
 
 
 # Directories
-SRC_DIRS = mesa glu glut/glx glw glx/x11
+SRC_DIRS = glx/x11 mesa glu glut/glx glw
 DRIVER_DIRS = dri
 PROGRAM_DIRS = 
 WINDOW_SYSTEM=dri

configs/linux-dri-x86-64

@@ -1,40 +1,20 @@
 # -*-makefile-*-
 # Configuration for linux-dri: Linux DRI hardware drivers for XFree86 & others
 
-include $(TOP)/configs/default
+include $(TOP)/configs/linux-dri
 
 CONFIG_NAME = linux-dri-x86-64
 
-# Compiler and flags
-CC = gcc
-CXX = g++
-
-DEFINES = -DDRI_NEW_INTERFACE_ONLY -D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_SVID_SOURCE -D_BSD_SOURCE -DPTHREADS -D_GNU_SOURCE 
-
-CFLAGS = -m64 -Wmissing-prototypes -g -std=c99  -Wundef -fPIC -ffast-math $(DEFINES)
-CXXFLAGS = -m64 -Wall -g -ansi -pedantic -fPIC $(DEFINES)
-
-X11_INCLUDES = -I/usr/X11R6/include -I/usr/X11R6/include/X11/extensions
-
-#ASM_SOURCES = $(X86_SOURCES)
+ARCH_FLAGS = -m64
 
 LIB_DIR = $(TOP)/lib64
 
 # Library/program dependencies
-DRI_LIB_DEPS = -lm -lpthread -lexpat -ldl
-GL_LIB_DEPS = -L/usr/X11R6/lib64 -lX11 -lXext -lXxf86vm -lm -lpthread -ldl
-GLUT_LIB_DEPS = -L$(LIB_DIR) -l$(GLU_LIB) -l$(GL_LIB) -L/usr/X11R6/lib64 -lX11 -lXmu -lXt -lXi -lm
-GLW_LIB_DEPS = -L$(LIB_DIR) -l$(GL_LIB) -L/usr/X11R6/lib64 -lXt -lX11
-
-# Directories
-SRC_DIRS = mesa glu glut/glx glw glx/x11
-DRIVER_DIRS = dri
-PROGRAM_DIRS = 
-WINDOW_SYSTEM=dri
+EXTRA_LIB_PATH=-L/usr/X11R6/lib64
 
-# ffb, gamma, and sis are missing because they have
-# not be converted to use the new interface.  Do i810 & i830 really
-# need to be included here?
+# ffb, gamma, and sis are missing because they have not be converted to use
+# the new interface.  i810 and i830 are missing because there is no x86-64
+# system where they could *ever* be used.
 #
-DRI_DIRS = dri_client i810 i830 i915 mach64 mga r128 r200 radeon tdfx unichrome savage
+DRI_DIRS = dri_client i915 mach64 mga r128 r200 radeon tdfx unichrome savage
 

src/mesa/drivers/dri/Makefile.template

@@ -69,7 +69,7 @@ default: depend symlinks $(LIBNAME) $(LIB_DIR)/$(LIBNAME)
 
 $(LIBNAME):  $(OBJECTS) $(MESA_MODULES) $(WINOBJ) Makefile $(TOP)/src/mesa/drivers/dri/Makefile.template
 	rm -f $@ 
-	gcc -o $@ -shared $(OBJECTS) $(MESA_MODULES) $(WINOBJ) $(DRI_LIB_DEPS)
+	gcc $(ARCH_FLAGS) -o $@ -shared $(OBJECTS) $(MESA_MODULES) $(WINOBJ) $(DRI_LIB_DEPS)
 
 
 $(LIB_DIR)/$(LIBNAME): $(LIBNAME)