glibc/extra-modules.mk

# This file is included several times in a row, once
# for each element of $(modules-names).  $(extra-modules-left)
# is initialized first to $(modules-names) so that with each
# inclusion, we advance $(module) to the next name.

module := $(firstword $(extra-modules-left))
extra-modules-left := $(filter-out $(module),$(extra-modules-left))

CPPFLAGS-$(module).c += -DNOT_IN_libc
Update. 2004-03-08 Ulrich Drepper <drepper@redhat.com> * Makerules: Use extra-modules.mk if modules-names is defined. * extra-modules.mk: New file. * dlfcn/Makefile (CPPFLAGS-modcxaatexit.c): Removed. * elf/Makefile (CFLAGS-interp.c): Add -DNOT_IN_libc=1. * csu/Makefile ($(objpfx)version-info.h): Pass -DNOT_IN_libc=1 to compiler. * Makefile (distribute): Add symbol-hacks.h. * sysdeps/generic/symbol-hacks.h: New file. * sysdeps/wordsize-32/symbol-hacks.h: New file. * sysdeps/wordsize-32/divdi3.c: Define _internal aliases for __divdi3, __moddi3, __udivdi3, and __umoddi3. include/libc-symbols.h: Include <symbol-hacks.h>. 2004-03-08 21:31:23 +00:00			`# This file is included several times in a row, once`
			`# for each element of $(modules-names). $(extra-modules-left)`
			`# is initialized first to $(modules-names) so that with each`
			`# inclusion, we advance $(module) to the next name.`

			`module := $(firstword $(extra-modules-left))`
			`extra-modules-left := $(filter-out $(module),$(extra-modules-left))`

			`CPPFLAGS-$(module).c += -DNOT_IN_libc`