gallium: Make dri drivers create a egl_name_dri.so if supported

src/gallium/winsys/dri/Makefile.template

@@ -79,17 +79,25 @@ SHARED_INCLUDES = \
 
 ##### TARGETS #####
 
-default: depend symlinks $(LIBNAME) $(TOP)/$(LIB_DIR)/$(LIBNAME)
+default: depend symlinks $(LIBNAME) $(TOP)/$(LIB_DIR)/$(LIBNAME) $(LIBNAME_EGL) $(TOP)/$(LIB_DIR)/$(LIBNAME_EGL)
 
 
 $(LIBNAME): $(OBJECTS) $(MESA_MODULES) $(PIPE_DRIVERS) $(WINOBJ) Makefile $(TOP)/src/mesa/drivers/dri/Makefile.template
 	$(TOP)/bin/mklib -noprefix -o $@ \
 		$(OBJECTS) $(PIPE_DRIVERS) $(MESA_MODULES)  $(WINOBJ) $(DRI_LIB_DEPS)
 
+$(LIBNAME_EGL): $(WINSYS_OBJECTS) $(LIBS)
+	$(TOP)/bin/mklib -o $(LIBNAME_EGL) \
+		-linker "$(CC)" \
+		-noprefix \
+		$(OBJECTS) $(MKLIB_OPTIONS) $(WINSYS_OBJECTS) $(PIPE_DRIVERS) $(WINOBJ) $(DRI_LIB_DEPS) \
+		--whole-archive $(LIBS) $(GALLIUM_AUXILIARIES) --no-whole-archive
 
 $(TOP)/$(LIB_DIR)/$(LIBNAME): $(LIBNAME)
 	$(INSTALL) $(LIBNAME) $(TOP)/$(LIB_DIR) 
 
+$(TOP)/$(LIB_DIR)/$(LIBNAME_EGL): $(LIBNAME_EGL)
+	$(INSTALL) $(LIBNAME_EGL) $(TOP)/$(LIB_DIR) 
 
 depend: $(C_SOURCES) $(ASM_SOURCES) $(SYMLINKS)
 	rm -f depend

src/gallium/winsys/dri/intel/Makefile

@@ -3,6 +3,7 @@ TOP = ../../../../..
 include $(TOP)/configs/current
 
 LIBNAME = i915_dri.so
+LIBNAME_EGL = egl_i915_dri.so
 
 PIPE_DRIVERS = \
 	$(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \