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Merge branch 'jn/auto-depend-workaround-buggy-ccache' into maint

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Buggy versions of ccache broke the auto-generation of dependencies.

* jn/auto-depend-workaround-buggy-ccache:
  Makefile: explicitly set target name for autogenerated dependencies
This commit is contained in:
Junio C Hamano 2013-02-07 15:13:34 -08:00
parent 42f50f8d01 6978934713
commit 45bb6cbb49
1 changed files with 3 additions and 2 deletions
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5
Makefile
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@ -1475,7 +1475,8 @@ endif
ifeq ($(COMPUTE_HEADER_DEPENDENCIES),auto)
dep_check = $(shell $(CC) $(ALL_CFLAGS) \
-c -MF /dev/null -MMD -MP -x c /dev/null -o /dev/null 2>&1; \
-c -MF /dev/null -MQ /dev/null -MMD -MP \
-x c /dev/null -o /dev/null 2>&1; \
echo $$?)
ifeq ($(dep_check),0)
override COMPUTE_HEADER_DEPENDENCIES = yes
@ -2329,7 +2330,7 @@ $(dep_dirs):
missing_dep_dirs := $(filter-out $(wildcard $(dep_dirs)),$(dep_dirs))
dep_file = $(dir $@).depend/$(notdir $@).d
dep_args = -MF $(dep_file) -MMD -MP
dep_args = -MF $(dep_file) -MQ $@ -MMD -MP
ifdef CHECK_HEADER_DEPENDENCIES
$(error cannot compute header dependencies outside a normal build. \
Please unset CHECK_HEADER_DEPENDENCIES and try again)