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Merge branch 'jn/makedepend' 

* jn/makedepend:
  Makefile: clarify definition of TEST_OBJS
  Makefile: always remove .depend directories on 'make clean'
  Makefile: tuck away generated makefile fragments in .depend
  Teach Makefile to check header dependencies
  Makefile: list standalone program object files in PROGRAM_OBJS
  Makefile: lazily compute header dependencies
  Makefile: list generated object files in OBJECTS
  Makefile: disable default implicit rules
  Makefile: rearrange dependency rules
  Makefile: transport.o depends on branch.h now
  Makefile: drop dependency on $(wildcard */*.h)
  Makefile: clean up http-walker.o dependency rules
  Makefile: remove wt-status.h from LIB_H
  Makefile: make sure test helpers are rebuilt when headers change
  Makefile: add missing header file dependencies

Conflicts:
	Makefile
This commit is contained in:
Junio C Hamano 2010-03-02 12:44:08 -08:00
Родитель c673764dde 5b8805e75c
Коммит a026d5318c
2 изменённых файлов: 182 добавлений и 50 удалений
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@ -177,6 +177,7 @@
*.exe
*.[aos]
*.py[co]
*.o.d
*+
/config.mak
/autom4te.cache

231
Makefile
Просмотреть файл

@ -214,6 +214,13 @@ all::
# DEFAULT_EDITOR='~/bin/vi',
# DEFAULT_EDITOR='$GIT_FALLBACK_EDITOR',
# DEFAULT_EDITOR='"C:\Program Files\Vim\gvim.exe" --nofork'
#
# Define COMPUTE_HEADER_DEPENDENCIES if your compiler supports the -MMD option
# and you want to avoid rebuilding objects when an unrelated header file
# changes.
#
# Define CHECK_HEADER_DEPENDENCIES to check for problems in the hard-coded
# dependency rules.
GIT-VERSION-FILE: FORCE
@$(SHELL_PATH) ./GIT-VERSION-GEN
@ -311,12 +318,13 @@ COMPAT_CFLAGS =
COMPAT_OBJS =
LIB_H =
LIB_OBJS =
PROGRAM_OBJS =
PROGRAMS =
SCRIPT_PERL =
SCRIPT_PYTHON =
SCRIPT_SH =
SCRIPT_LIB =
TEST_PROGRAMS =
TEST_PROGRAMS_NEED_X =
SCRIPT_SH += git-am.sh
SCRIPT_SH += git-bisect.sh
@ -362,12 +370,31 @@ EXTRA_PROGRAMS =
# ... and all the rest that could be moved out of bindir to gitexecdir
PROGRAMS += $(EXTRA_PROGRAMS)
PROGRAMS += git-fast-import$X
PROGRAMS += git-imap-send$X
PROGRAMS += git-shell$X
PROGRAMS += git-show-index$X
PROGRAMS += git-upload-pack$X
PROGRAMS += git-http-backend$X
PROGRAM_OBJS += fast-import.o
PROGRAM_OBJS += imap-send.o
PROGRAM_OBJS += shell.o
PROGRAM_OBJS += show-index.o
PROGRAM_OBJS += upload-pack.o
PROGRAM_OBJS += http-backend.o
PROGRAMS += $(patsubst %.o,git-%$X,$(PROGRAM_OBJS))
TEST_PROGRAMS_NEED_X += test-chmtime
TEST_PROGRAMS_NEED_X += test-ctype
TEST_PROGRAMS_NEED_X += test-date
TEST_PROGRAMS_NEED_X += test-delta
TEST_PROGRAMS_NEED_X += test-dump-cache-tree
TEST_PROGRAMS_NEED_X += test-genrandom
TEST_PROGRAMS_NEED_X += test-match-trees
TEST_PROGRAMS_NEED_X += test-parse-options
TEST_PROGRAMS_NEED_X += test-path-utils
TEST_PROGRAMS_NEED_X += test-run-command
TEST_PROGRAMS_NEED_X += test-sha1
TEST_PROGRAMS_NEED_X += test-sigchain
TEST_PROGRAMS_NEED_X += test-index-version
TEST_PROGRAMS = $(patsubst %,%$X,$(TEST_PROGRAMS_NEED_X))
# List built-in command $C whose implementation cmd_$C() is not in
# builtin-$C.o but is linked in as part of some other command.
@ -427,6 +454,7 @@ LIB_H += blob.h
LIB_H += builtin.h
LIB_H += cache.h
LIB_H += cache-tree.h
LIB_H += color.h
LIB_H += commit.h
LIB_H += compat/bswap.h
LIB_H += compat/cygwin.h
@ -438,6 +466,7 @@ LIB_H += delta.h
LIB_H += diffcore.h
LIB_H += diff.h
LIB_H += dir.h
LIB_H += exec_cmd.h
LIB_H += fsck.h
LIB_H += git-compat-util.h
LIB_H += graph.h
@ -480,7 +509,8 @@ LIB_H += tree-walk.h
LIB_H += unpack-trees.h
LIB_H += userdiff.h
LIB_H += utf8.h
LIB_H += wt-status.h
LIB_H += xdiff-interface.h
LIB_H += xdiff/xdiff.h
LIB_OBJS += abspath.o
LIB_OBJS += advice.o
@ -1022,6 +1052,14 @@ endif
-include config.mak.autogen
-include config.mak
ifdef CHECK_HEADER_DEPENDENCIES
USE_COMPUTED_HEADER_DEPENDENCIES =
endif
ifdef COMPUTE_HEADER_DEPENDENCIES
USE_COMPUTED_HEADER_DEPENDENCIES = YesPlease
endif
ifdef SANE_TOOL_PATH
SANE_TOOL_PATH_SQ = $(subst ','\'',$(SANE_TOOL_PATH))
BROKEN_PATH_FIX = 's|^\# @@BROKEN_PATH_FIX@@$$|git_broken_path_fix $(SANE_TOOL_PATH_SQ)|'
@ -1077,11 +1115,12 @@ else
REMOTE_CURL_PRIMARY = git-remote-http$X
REMOTE_CURL_ALIASES = git-remote-https$X git-remote-ftp$X git-remote-ftps$X
REMOTE_CURL_NAMES = $(REMOTE_CURL_PRIMARY) $(REMOTE_CURL_ALIASES)
PROGRAMS += $(REMOTE_CURL_NAMES) git-http-fetch$X
PROGRAM_OBJS += http-fetch.o
PROGRAMS += $(REMOTE_CURL_NAMES)
curl_check := $(shell (echo 070908; curl-config --vernum) | sort -r | sed -ne 2p)
ifeq "$(curl_check)" "070908"
ifndef NO_EXPAT
PROGRAMS += git-http-push$X
PROGRAM_OBJS += http-push.o
endif
endif
ifndef NO_EXPAT
@ -1101,7 +1140,7 @@ endif
EXTLIBS += -lz
ifndef NO_POSIX_ONLY_PROGRAMS
PROGRAMS += git-daemon$X
PROGRAM_OBJS += daemon.o
endif
ifndef NO_OPENSSL
OPENSSL_LIBSSL = -lssl
@ -1268,10 +1307,12 @@ endif
ifdef BLK_SHA1
SHA1_HEADER = "block-sha1/sha1.h"
LIB_OBJS += block-sha1/sha1.o
LIB_H += block-sha1/sha1.h
else
ifdef PPC_SHA1
SHA1_HEADER = "ppc/sha1.h"
LIB_OBJS += ppc/sha1.o ppc/sha1ppc.o
LIB_H += ppc/sha1.h
else
SHA1_HEADER = <openssl/sha.h>
EXTLIBS += $(LIB_4_CRYPTO)
@ -1592,12 +1633,133 @@ git.o git.spec \
$(patsubst %.perl,%,$(SCRIPT_PERL)) \
: GIT-VERSION-FILE
%.o: %.c GIT-CFLAGS
$(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) $<
TEST_OBJS := $(patsubst test-%$X,test-%.o,$(TEST_PROGRAMS))
GIT_OBJS := $(LIB_OBJS) $(BUILTIN_OBJS) $(PROGRAM_OBJS) $(TEST_OBJS) \
git.o http.o http-walker.o remote-curl.o
XDIFF_OBJS = xdiff/xdiffi.o xdiff/xprepare.o xdiff/xutils.o xdiff/xemit.o \
xdiff/xmerge.o xdiff/xpatience.o
OBJECTS := $(GIT_OBJS) $(XDIFF_OBJS)
dep_files := $(foreach f,$(OBJECTS),$(dir $f).depend/$(notdir $f).d)
dep_dirs := $(addsuffix .depend,$(sort $(dir $(OBJECTS))))
ifdef COMPUTE_HEADER_DEPENDENCIES
$(dep_dirs):
mkdir -p $@
missing_dep_dirs := $(filter-out $(wildcard $(dep_dirs)),$(dep_dirs))
dep_file = $(dir $@).depend/$(notdir $@).d
dep_args = -MF $(dep_file) -MMD -MP
ifdef CHECK_HEADER_DEPENDENCIES
$(error cannot compute header dependencies outside a normal build. \
Please unset CHECK_HEADER_DEPENDENCIES and try again)
endif
endif
ifndef COMPUTE_HEADER_DEPENDENCIES
ifndef CHECK_HEADER_DEPENDENCIES
dep_dirs =
missing_dep_dirs =
dep_args =
endif
endif
ifdef CHECK_HEADER_DEPENDENCIES
ifndef PRINT_HEADER_DEPENDENCIES
missing_deps = $(filter-out $(notdir $^), \
$(notdir $(shell $(MAKE) -s $@ \
CHECK_HEADER_DEPENDENCIES=YesPlease \
USE_COMPUTED_HEADER_DEPENDENCIES=YesPlease \
PRINT_HEADER_DEPENDENCIES=YesPlease)))
endif
endif
ASM_SRC := $(wildcard $(OBJECTS:o=S))
ASM_OBJ := $(ASM_SRC:S=o)
C_OBJ := $(filter-out $(ASM_OBJ),$(OBJECTS))
.SUFFIXES:
ifdef PRINT_HEADER_DEPENDENCIES
$(C_OBJ): %.o: %.c FORCE
echo $^
$(ASM_OBJ): %.o: %.S FORCE
echo $^
ifndef CHECK_HEADER_DEPENDENCIES
$(error cannot print header dependencies during a normal build. \
Please set CHECK_HEADER_DEPENDENCIES and try again)
endif
endif
ifndef PRINT_HEADER_DEPENDENCIES
ifdef CHECK_HEADER_DEPENDENCIES
$(C_OBJ): %.o: %.c $(dep_files) FORCE
@set -e; echo CHECK $@; \
missing_deps="$(missing_deps)"; \
if test "$$missing_deps"; \
then \
echo missing dependencies: $$missing_deps; \
false; \
fi
$(ASM_OBJ): %.o: %.S $(dep_files) FORCE
@set -e; echo CHECK $@; \
missing_deps="$(missing_deps)"; \
if test "$$missing_deps"; \
then \
echo missing dependencies: $$missing_deps; \
false; \
fi
endif
endif
ifndef CHECK_HEADER_DEPENDENCIES
$(C_OBJ): %.o: %.c GIT-CFLAGS $(missing_dep_dirs)
$(QUIET_CC)$(CC) -o $*.o -c $(dep_args) $(ALL_CFLAGS) $<
$(ASM_OBJ): %.o: %.S GIT-CFLAGS $(missing_dep_dirs)
$(QUIET_CC)$(CC) -o $*.o -c $(dep_args) $(ALL_CFLAGS) $<
endif
%.s: %.c GIT-CFLAGS FORCE
$(QUIET_CC)$(CC) -S $(ALL_CFLAGS) $<
%.o: %.S GIT-CFLAGS
$(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) $<
ifdef USE_COMPUTED_HEADER_DEPENDENCIES
# Take advantage of gcc's on-the-fly dependency generation
# See <http://gcc.gnu.org/gcc-3.0/features.html>.
dep_files_present := $(wildcard $(dep_files))
ifneq ($(dep_files_present),)
include $(dep_files_present)
endif
else
# Dependencies on header files, for platforms that do not support
# the gcc -MMD option.
#
# Dependencies on automatically generated headers such as common-cmds.h
# should _not_ be included here, since they are necessary even when
# building an object for the first time.
#
# XXX. Please check occasionally that these include all dependencies
# gcc detects!
$(GIT_OBJS): $(LIB_H)
builtin-branch.o builtin-checkout.o builtin-clone.o builtin-reset.o branch.o transport.o: branch.h
builtin-bundle.o bundle.o transport.o: bundle.h
builtin-bisect--helper.o builtin-rev-list.o bisect.o: bisect.h
builtin-clone.o builtin-fetch-pack.o transport.o: fetch-pack.h
builtin-grep.o: thread-utils.h
builtin-send-pack.o transport.o: send-pack.h
builtin-log.o builtin-shortlog.o: shortlog.h
builtin-prune.o builtin-reflog.o reachable.o: reachable.h
builtin-commit.o builtin-revert.o wt-status.o: wt-status.h
builtin-tar-tree.o archive-tar.o: tar.h
builtin-pack-objects.o: thread-utils.h
http-fetch.o http-walker.o remote-curl.o transport.o walker.o: walker.h
http.o http-walker.o http-push.o remote-curl.o: http.h
xdiff-interface.o $(XDIFF_OBJS): \
xdiff/xinclude.h xdiff/xmacros.h xdiff/xdiff.h xdiff/xtypes.h \
xdiff/xutils.h xdiff/xprepare.h xdiff/xdiffi.h xdiff/xemit.h
endif
exec_cmd.s exec_cmd.o: ALL_CFLAGS += \
'-DGIT_EXEC_PATH="$(gitexecdir_SQ)"' \
@ -1612,7 +1774,6 @@ config.s config.o: ALL_CFLAGS += -DETC_GITCONFIG='"$(ETC_GITCONFIG_SQ)"'
http.s http.o: ALL_CFLAGS += -DGIT_USER_AGENT='"git/$(GIT_VERSION)"'
ifdef NO_EXPAT
http-walker.o: http.h
http-walker.s http-walker.o: ALL_CFLAGS += -DNO_EXPAT
endif
@ -1623,10 +1784,6 @@ git-imap-send$X: imap-send.o $(GITLIBS)
$(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
$(LIBS) $(OPENSSL_LINK) $(OPENSSL_LIBSSL)
http.o http-walker.o http-push.o: http.h
http.o http-walker.o: $(LIB_H)
git-http-fetch$X: revision.o http.o http-walker.o http-fetch.o $(GITLIBS)
$(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
$(LIBS) $(CURL_LIBCURL)
@ -1644,18 +1801,9 @@ $(REMOTE_CURL_PRIMARY): remote-curl.o http.o http-walker.o $(GITLIBS)
$(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
$(LIBS) $(CURL_LIBCURL) $(EXPAT_LIBEXPAT)
$(LIB_OBJS) $(BUILTIN_OBJS): $(LIB_H)
$(patsubst git-%$X,%.o,$(PROGRAMS)) git.o: $(LIB_H) $(wildcard */*.h)
builtin-revert.o wt-status.o: wt-status.h
$(LIB_FILE): $(LIB_OBJS)
$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIB_OBJS)
XDIFF_OBJS=xdiff/xdiffi.o xdiff/xprepare.o xdiff/xutils.o xdiff/xemit.o \
xdiff/xmerge.o xdiff/xpatience.o
$(XDIFF_OBJS): xdiff/xinclude.h xdiff/xmacros.h xdiff/xdiff.h xdiff/xtypes.h \
xdiff/xutils.h xdiff/xprepare.h xdiff/xdiffi.h xdiff/xemit.h
$(XDIFF_LIB): $(XDIFF_OBJS)
$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(XDIFF_OBJS)
@ -1721,24 +1869,6 @@ GIT-GUI-VARS: FORCE
fi
endif
### Testing rules
TEST_PROGRAMS_NEED_X += test-chmtime
TEST_PROGRAMS_NEED_X += test-ctype
TEST_PROGRAMS_NEED_X += test-date
TEST_PROGRAMS_NEED_X += test-delta
TEST_PROGRAMS_NEED_X += test-dump-cache-tree
TEST_PROGRAMS_NEED_X += test-genrandom
TEST_PROGRAMS_NEED_X += test-match-trees
TEST_PROGRAMS_NEED_X += test-parse-options
TEST_PROGRAMS_NEED_X += test-path-utils
TEST_PROGRAMS_NEED_X += test-run-command
TEST_PROGRAMS_NEED_X += test-sha1
TEST_PROGRAMS_NEED_X += test-sigchain
TEST_PROGRAMS_NEED_X += test-index-version
TEST_PROGRAMS = $(patsubst %,%$X,$(TEST_PROGRAMS_NEED_X))
test_bindir_programs := $(patsubst %,bin-wrappers/%,$(BINDIR_PROGRAMS_NEED_X) $(BINDIR_PROGRAMS_NO_X) $(TEST_PROGRAMS_NEED_X))
all:: $(TEST_PROGRAMS) $(test_bindir_programs)
@ -1756,6 +1886,8 @@ bin-wrappers/%: wrap-for-bin.sh
export NO_SVN_TESTS
### Testing rules
test: all
$(MAKE) -C t/ all
@ -1767,9 +1899,7 @@ test-delta$X: diff-delta.o patch-delta.o
test-parse-options$X: parse-options.o
test-parse-options.o: parse-options.h
.PRECIOUS: $(patsubst test-%$X,test-%.o,$(TEST_PROGRAMS))
.PRECIOUS: $(TEST_OBJS)
test-%$X: test-%.o $(GITLIBS)
$(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(LIBS)
@ -1938,6 +2068,7 @@ clean:
$(RM) $(ALL_PROGRAMS) $(SCRIPT_LIB) $(BUILT_INS) git$X
$(RM) $(TEST_PROGRAMS)
$(RM) -r bin-wrappers
$(RM) -r $(dep_dirs)
$(RM) *.spec *.pyc *.pyo */*.pyc */*.pyo common-cmds.h TAGS tags cscope*
$(RM) -r autom4te.cache
$(RM) config.log config.mak.autogen config.mak.append config.status config.cache