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Make sure that we don't set up a circular dependency if OBJDIR == SRCDIR

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17172 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2004-10-22 23:06:30 +00:00
parent 99a401ceb1
commit e53e397a96
1 changed files with 2 additions and 0 deletions
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2
Makefile.rules
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@ -762,6 +762,7 @@ $(MAKE_CONFIG): $(MAKE_CONFIG_IN)
#------------------------------------------------------------------------
# If the Makefile in the source tree has been updated, copy it over into the
# build tree.
ifneq ($(OBJMKFILE),$(SRCMKFILE))
.PRECIOUS: $(OBJMKFILE)
$(OBJMKFILE): $(SRCMKFILE)
@$(ECHO) "Updating Makefile from : $(dir $<)"
@ -769,6 +770,7 @@ $(OBJMKFILE): $(SRCMKFILE)
$(VERB) cp -f $< $@
$(VERB) $(MAKE) $(MAKEFLAGS) $(MAKECMDGOALS)
@exit 0;
endif
###############################################################################
# MISCELLANEOUS - utility targets