X-Git-Url: http://j8takagi.net/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2FMakefile;h=1da58bf6f8b0078f8508e0692d80ca439cd89cac;hb=0d4c2bc72153a438bcc739caccf76ea25300b629;hp=93a2449de0f75862fa7701aa37b806d38a13f0da;hpb=d998766540ffc4332d6212a76a38a2242419ffa5;p=YACASL2.git

diff --git a/src/Makefile b/src/Makefile
index 93a2449..1da58bf 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,36 +1,58 @@
+CC ?= gcc
+CFLAGS ?= -g -Wall -Wextra -I $(INCLUDE)
+RMF ?= rm -f
+WHICH ?= which
+CTAGS ?= ctags
+ETAGS ?= etags
+SED ?= sed
+
 INCLUDE := ../include
-CC := gcc
-CFLAGS := -g -Wall -I $(INCLUDE)
-RM := rm -f
 
 COMMONSRC := word.c cmem.c cerr.c
-CASL2SRC := struct.c cmd.c hash.c
+CASL2SRC := struct.c hash.c
 ASSRC := assemble.c token.c label.c
 EXECSRC := exec.c dump.c
 
-.PHONY: all clean
+.PHONY: all version clean
+
+all: version ../casl2 ../comet2 ../dumpword ctags etags
 
-all: ../casl2 ../comet2 ../dumpword
+version:
+	$(MAKE) -C .. version
 
 ../casl2: casl2.o $(subst .c,.o,$(COMMONSRC) $(CASL2SRC) $(ASSRC) $(EXECSRC))
 	$(CC) $(CFLAGS) -o $@ $^
+	@$(RMF) *.d
 
 ../comet2: comet2.o $(subst .c,.o,$(COMMONSRC) $(CASL2SRC) $(EXECSRC))
 	$(CC) $(CFLAGS) -o $@ $^
+	@$(RMF) *.d
 
 ../dumpword: dumpword.o $(subst .c,.o,$(COMMONSRC))
 	$(CC) $(CFLAGS) -o $@ $^
+	@$(RMF) *.d
 
 %.o: %.c
 	$(CC) -c $(CFLAGS) $<
 
 %.d: %.c
-	@$(CC) -MM -I $(INCLUDE) $< | sed 's/\($*\.o\):/\1 $@:/g' >$@
+	@$(CC) -MM -I $(INCLUDE) $< | $(SED) 's/\($*\.o\):/\1 $@:/g' >$@
 
 -include $(subst .c,.d,casl2.c comet2.c dumpword.c $(COMMONSRC) $(CASL2SRC) $(ASSRC) $(EXECSRC))
 
-TAGS: $(INCLUDE)/*.h *.c
-	@if test `which etags`; then etags $^; fi
+ctags: $(INCLUDE)/*.h *.c
+	@$(WHICH) $(CTAGS) >/dev/null && $(CTAGS) $^
+
+etags: $(INCLUDE)/*.h *.c
+	@$(WHICH) $(ETAGS) >/dev/null && $(ETAGS) $^
+
+clean: clean_cmd clean_build clean_tags
+
+clean_cmd:
+	@$(RMF) ../casl2 ../comet2 ../dumpword
+
+clean_build:
+	@$(RMF) *.o *.d
 
-clean:
-	@rm -f ../casl2 ../comet2 ../dumpword *.o *.d
+clean_tags:
+	@$(RMF) TAGS tags