Merge branch 'yl/build'

* yl/build:
  auto-detect changed prefix and/or changed build flags
This commit is contained in:
Junio C Hamano 2006-06-18 21:18:49 -07:00
commit 64e86c5786

View file

@ -464,6 +464,7 @@ DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
bindir_SQ = $(subst ','\'',$(bindir))
gitexecdir_SQ = $(subst ','\'',$(gitexecdir))
template_dir_SQ = $(subst ','\'',$(template_dir))
prefix_SQ = $(subst ','\'',$(prefix))
SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH))
PERL_PATH_SQ = $(subst ','\'',$(PERL_PATH))
@ -484,7 +485,7 @@ all:
strip: $(PROGRAMS) git$X
$(STRIP) $(STRIP_OPTS) $(PROGRAMS) git$X
git$X: git.c common-cmds.h $(BUILTIN_OBJS) $(GITLIBS)
git$X: git.c common-cmds.h $(BUILTIN_OBJS) $(GITLIBS) GIT-CFLAGS
$(CC) -DGIT_VERSION='"$(GIT_VERSION)"' \
$(ALL_CFLAGS) -o $@ $(filter %.c,$^) \
$(BUILTIN_OBJS) $(ALL_LDFLAGS) $(LIBS)
@ -516,7 +517,7 @@ $(patsubst %.perl,%,$(SCRIPT_PERL)) : % : %.perl
chmod +x $@+
mv $@+ $@
$(patsubst %.py,%,$(SCRIPT_PYTHON)) : % : %.py
$(patsubst %.py,%,$(SCRIPT_PYTHON)) : % : %.py GIT-CFLAGS
rm -f $@ $@+
sed -e '1s|#!.*python|#!$(PYTHON_PATH_SQ)|' \
-e 's|@@GIT_PYTHON_PATH@@|$(GIT_PYTHON_DIR_SQ)|g' \
@ -540,19 +541,19 @@ git$X git.spec \
$(patsubst %.py,%,$(SCRIPT_PYTHON)) \
: GIT-VERSION-FILE
%.o: %.c
%.o: %.c GIT-CFLAGS
$(CC) -o $*.o -c $(ALL_CFLAGS) $<
%.o: %.S
$(CC) -o $*.o -c $(ALL_CFLAGS) $<
exec_cmd.o: exec_cmd.c
exec_cmd.o: exec_cmd.c GIT-CFLAGS
$(CC) -o $*.o -c $(ALL_CFLAGS) '-DGIT_EXEC_PATH="$(gitexecdir_SQ)"' $<
http.o: http.c
http.o: http.c GIT-CFLAGS
$(CC) -o $*.o -c $(ALL_CFLAGS) -DGIT_USER_AGENT='"git/$(GIT_VERSION)"' $<
ifdef NO_EXPAT
http-fetch.o: http-fetch.c http.h
http-fetch.o: http-fetch.c http.h GIT-CFLAGS
$(CC) -o $*.o -c $(ALL_CFLAGS) -DNO_EXPAT $<
endif
@ -609,6 +610,17 @@ tags:
rm -f tags
find . -name '*.[hcS]' -print | xargs ctags -a
### Detect prefix changes
TRACK_CFLAGS = $(subst ','\'',$(ALL_CFLAGS)):$(GIT_VERSION):\
$(bindir_SQ):$(gitexecdir_SQ):$(template_dir_SQ):$(prefix_SQ)
GIT-CFLAGS: .FORCE-GIT-CFLAGS
@FLAGS='$(TRACK_CFLAGS)'; \
if test x"$$FLAGS" != x"`cat GIT-CFLAGS 2>/dev/null`" ; then \
echo 1>&2 " * new build flags or prefix"; \
echo "$$FLAGS" >GIT-CFLAGS; \
fi
### Testing rules
# GNU make supports exporting all variables by "export" without parameters.
@ -711,10 +723,10 @@ clean:
$(MAKE) -C Documentation/ clean
$(MAKE) -C templates clean
$(MAKE) -C t/ clean
rm -f GIT-VERSION-FILE
rm -f GIT-VERSION-FILE GIT-CFLAGS
.PHONY: all install clean strip
.PHONY: .FORCE-GIT-VERSION-FILE TAGS tags
.PHONY: .FORCE-GIT-VERSION-FILE TAGS tags .FORCE-GIT-CFLAGS
### Check documentation
#