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authorJunio C Hamano <junkio@cox.net>2006-06-18 21:18:49 -0700
committerJunio C Hamano <junkio@cox.net>2006-06-18 21:18:49 -0700
commit64e86c57867593ba0ee77a7b0ff0eb8e9d4d8ed5 (patch)
tree44501a655ab31b3d60cacd0dc9e6ec6e3ec37d32
parentd9faecac641ab31c7bfe5008f5a6dca119b79bc7 (diff)
parentca3bcabf1187f4f09e62fdb1bc8aafa16d3ceea0 (diff)
downloadgit-64e86c57867593ba0ee77a7b0ff0eb8e9d4d8ed5.tar.gz
git-64e86c57867593ba0ee77a7b0ff0eb8e9d4d8ed5.tar.xz
Merge branch 'yl/build'
* yl/build: auto-detect changed prefix and/or changed build flags
-rw-r--r--Makefile28
1 files changed, 20 insertions, 8 deletions
diff --git a/Makefile b/Makefile
index 5598f48ba..ea8cd283e 100644
--- a/Makefile
+++ b/Makefile
@@ -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
#