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| author | Tavian Barnes <tavianator@tavianator.com> | 2020-12-16 15:18:17 -0500 |
|---|---|---|
| committer | Tavian Barnes <tavianator@tavianator.com> | 2020-12-16 15:23:09 -0500 |
| commit | ecf6a45612e2398a5dd72c89f7971f903442054e (patch) | |
| tree | c28200ed1efcbca6e1537d55871f15dbb8efa4b8 | |
| parent | 986a206965da3f5bf6fd11d3285b5e19b6e066d1 (diff) | |
| download | bfs-ecf6a45612e2398a5dd72c89f7971f903442054e.tar.xz | |
Makefile: Avoid rebuilding everything for make release main.o
To do this we need to only add the release: default dependency if no
non-flag goals are specified on the command line. While I'm at it,
simplify and coalesce a few recipes.
| -rw-r--r-- | Makefile | 45 |
1 files changed, 25 insertions, 20 deletions
@@ -109,9 +109,24 @@ ALL_LDLIBS = $(LOCAL_LDLIBS) $(LDLIBS) ALL_FLAGS := $(CC) : $(ALL_CFLAGS) : $(ALL_LDFLAGS) : $(ALL_LDLIBS) $(shell ./flags.sh $(ALL_FLAGS)) +# Goals that make binaries +BIN_GOALS := bfs tests/mksock tests/trie tests/xtimegm + +# Goals that are treated like flags by this Makefile +FLAG_GOALS := asan msan ubsan gcov release + +# These are the remaining non-flag goals +GOALS := $(filter-out $(FLAG_GOALS),$(MAKECMDGOALS)) + +# Build the default goal if only flag goals are specified +FLAG_PREREQS := +ifndef GOALS +FLAG_PREREQS += default +endif + default: bfs -all: bfs tests/mksock tests/trie tests/xtimegm +all: $(BIN_GOALS) bfs: \ bar.o \ @@ -136,31 +151,21 @@ bfs: \ trie.o \ typo.o \ util.o - $(CC) $(ALL_LDFLAGS) $^ $(ALL_LDLIBS) -o $@ - -asan: bfs - @: -ubsan: bfs - @: -msan: bfs - @: -gcov: bfs - @: -release: bfs - @: tests/mksock: tests/mksock.o - $(CC) $(ALL_LDFLAGS) $^ -o $@ - tests/trie: trie.o tests/trie.o - $(CC) $(ALL_LDFLAGS) $^ -o $@ - tests/xtimegm: time.o tests/xtimegm.o - $(CC) $(ALL_LDFLAGS) $^ -o $@ + +$(BIN_GOALS): + $(CC) $(ALL_LDFLAGS) $^ $(ALL_LDLIBS) -o $@ %.o: %.c .flags $(CC) $(ALL_CFLAGS) -c $< -o $@ +# Make sure that "make release" builds everything, but "make release main.o" doesn't +$(FLAG_GOALS): $(FLAG_PREREQS) + @: + check: check-trie check-xtimegm check-bfs check-dfs check-ids check-eds check-trie: tests/trie @@ -184,7 +189,7 @@ endif +$(MAKE) -B check $(DISTCHECK_FLAGS) clean: - $(RM) bfs *.[od] *.gcda *.gcno tests/mksock tests/trie tests/xtimegm tests/*.[od] tests/*.gcda tests/*.gcno + $(RM) $(BIN_GOALS) *.[od] *.gcda *.gcno tests/*.[od] tests/*.gcda tests/*.gcno install: $(MKDIR) $(DESTDIR)$(PREFIX)/bin @@ -196,6 +201,6 @@ uninstall: $(RM) $(DESTDIR)$(PREFIX)/bin/bfs $(RM) $(DESTDIR)$(MANDIR)/man1/bfs.1 -.PHONY: all asan ubsan msan release check check-trie check-xtimegm distcheck clean install uninstall +.PHONY: default all $(FLAG_GOALS) check check-trie check-xtimegm distcheck clean install uninstall -include $(wildcard *.d) |