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Fix a problem with building .y files when BISON is not present.

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Merged from the release_20 branch.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37188 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2007-05-17 22:51:35 +00:00
parent 9f26f73179
commit 413f2f961a
1 changed files with 11 additions and 4 deletions
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15
Makefile.rules
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@ -1359,15 +1359,12 @@ all:: $(YaccFiles:%.y=$(PROJ_SRC_DIR)/%.cpp.cvs)
%.h: %.y
# Rule for building the bison based parsers...
$(PROJ_SRC_DIR)/%.cpp $(PROJ_SRC_DIR)/%.h : $(PROJ_SRC_DIR)/%.y
ifneq ($(BISON),)
$(PROJ_SRC_DIR)/%.cpp $(PROJ_SRC_DIR)/%.h : $(PROJ_SRC_DIR)/%.y
$(Echo) "Bisoning $*.y"
$(Verb) $(BISON) -v -d -p $(<F:%Parser.y=%) -o $*.tab.c $<
$(Verb) $(MV) -f $*.tab.c $(PROJ_SRC_DIR)/$*.cpp
$(Verb) $(MV) -f $*.tab.h $(PROJ_SRC_DIR)/$*.h
else
$(Echo) "Bison of $*.y SKIPPED -- bison not found"
endif
# IFF the .y file has changed since it was last checked into CVS, copy the .y
# file to .y.cvs and the generated .cpp/.h file to .cpp.cvs/.h.cvs. We use this
@ -1380,6 +1377,16 @@ $(PROJ_SRC_DIR)/%.cpp.cvs: $(PROJ_SRC_DIR)/%.cpp
$(CP) $(PROJ_SRC_DIR)/$*.y $(PROJ_SRC_DIR)/$*.y.cvs; \
$(CP) $(PROJ_SRC_DIR)/$*.h $(PROJ_SRC_DIR)/$*.h.cvs)
else
$(PROJ_SRC_DIR)/%.cpp : $(PROJ_SRC_DIR)/%.cpp.cvs
$(Echo) "Bison of $*.y SKIPPED, bison not found -- copying .cpp.cvs"
$(Verb)$(CP) $(PROJ_SRC_DIR)/$*.cpp.cvs $(PROJ_SRC_DIR)/$*.cpp
$(PROJ_SRC_DIR)/%.h : $(PROJ_SRC_DIR)/%.h.cvs
$(Echo) "Bison of $*.y SKIPPED, bison not found -- copying .h.cvs"
$(Verb)$(CP) $(PROJ_SRC_DIR)/$*.h.cvs $(PROJ_SRC_DIR)/$*.h
endif
$(YaccFiles:%.y=$(ObjDir)/%.o): $(ObjDir)/%.o : $(PROJ_SRC_DIR)/%.cpp