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authorChris Lattner <sabre@nondot.org>2003-01-16 22:44:19 +0000
committerChris Lattner <sabre@nondot.org>2003-01-16 22:44:19 +0000
commite899678ffdd669338b6d71f429bb76eec0b85b11 (patch)
tree8addd32d0dcfc2cca3ee015f76fdd4a041144367 /Makefile.common
parent30440c63426358acde919912437f56904de76408 (diff)
Simplify and correct rules for building lex/yacc files. Make sure to delete
output upon make clean git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5347 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'Makefile.common')
-rw-r--r--Makefile.common18
1 files changed, 14 insertions, 4 deletions
diff --git a/Makefile.common b/Makefile.common
index eb5b4b661d..43048f7eb7 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -451,6 +451,15 @@ $(BUILD_ROOT)/Debug/%.o: %.cpp $(BUILD_ROOT)/Debug/.dir
$(BUILD_ROOT)/Debug/%.o: %.c $(BUILD_ROOT)/Debug/.dir
$(VERB) $(CompileCG) $< -o $@
+#
+# Rules for building lex/yacc files
+#
+LEX_FILES = $(filter %.l, $(Source))
+LEX_OUTPUT = $(LEX_FILES:%.l=%.cpp)
+YACC_FILES = $(filter %.y, $(Source))
+YACC_OUTPUT = $(addprefix $(YACC_FILES:%.y=%), .h .cpp .output)
+.PRECIOUS: $(LEX_OUTPUT) $(YACC_OUTPUT)
+
# Create a .cpp source file from a flex input file... this uses sed to cut down
# on the warnings emited by GCC...
%.cpp: %.l
@@ -459,13 +468,13 @@ $(BUILD_ROOT)/Debug/%.o: %.c $(BUILD_ROOT)/Debug/.dir
# Rule for building the bison parsers...
%.cpp %.h : %.y
- $(VERB) $(BISON) -v -d -p $(<:%Parser.y=%) $(basename $@).y
- $(VERB) mv -f $(basename $@).tab.c $(basename $@).cpp
- $(VERB) mv -f $(basename $@).tab.h $(basename $@).h
+ $(VERB) $(BISON) -v -d -p $(<:%Parser.y=%) $*.y
+ $(VERB) mv -f $*.tab.c $*.cpp
+ $(VERB) mv -f $*.tab.h $*.h
# To create the directories...
%/.dir:
- $(VERB) mkdir -p $(@D)
+ $(VERB) mkdir -p $*
@date > $@
# To create postscript files from dot files...
@@ -476,6 +485,7 @@ $(BUILD_ROOT)/Debug/%.o: %.c $(BUILD_ROOT)/Debug/.dir
clean::
$(VERB) rm -rf $(BUILD_ROOT)/Debug $(BUILD_ROOT)/Release $(BUILD_ROOT)/Profile $(BUILD_ROOT)/Depend
$(VERB) rm -f core core.[0-9][0-9]* *.o *.d *.so *~ *.flc
+ $(VERB) rm -f $(LEX_OUTPUT) $(YACC_OUTPUT)
# If dependancies were generated for the file that included this file,
# include the dependancies now...