2010-04-09 Roland McGrath <roland@redhat.com>
+ * Makerules ($(common-objpfx)libc-abis.h): Depend on libc-abis.stamp.
+ ($(common-objpfx)libc-abis.stamp): New target, rule moved from
+ libc-abis.h target. Use a stamp file to avoid repeating no-op
+ move-if-change on every run.
+
* posix/Makefile (tst-chmod-ARGS): Pass $(objdir), not `pwd`.
2010-04-08 Ulrich Drepper <drepper@redhat.com>
ifndef avoid-generated
before-compile := $(common-objpfx)libc-abis.h $(before-compile)
-$(common-objpfx)libc-abis.h: $(..)scripts/gen-libc-abis \
+$(common-objpfx)libc-abis.h: $(common-objpfx)libc-abis.stamp; @:
+$(common-objpfx)libc-abis.stamp: $(..)scripts/gen-libc-abis \
$(firstword $(wildcard $(sysdirs:=/libc-abis)) \
$(..)libc-abis) \
$(..)Makerules
$(SHELL) $< \
$(base-machine)-$(config-vendor)-$(config-os) \
- < $(word 2,$^) > $@T
- $(move-if-change) $@T $@
+ < $(word 2,$^) > $(@:.stamp=.h)T
+ $(move-if-change) $(@:.stamp=.h)T $(@:.stamp=.h)
+ touch $@
common-generated += $(common-objpfx)libc-abis.h
endif # avoid-generated