Make path-limiting be incremental when possible.

diff --git a/Makefile b/Makefile
index ab2890d6388ac62a017f5a774670798b0383cc7f..c79d64623a156d6f5281c0ac69703240124b5105 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -141,7 +141,7 @@ SCRIPTS = $(patsubst %.sh,%,$(SCRIPT_SH)) \
          $(patsubst %.py,%,$(SCRIPT_PYTHON)) \
          git-cherry-pick git-show git-status
 
-# The ones that do not have to link with lcrypto nor lz.
+# The ones that do not have to link with lcrypto, lz nor xdiff.
 SIMPLE_PROGRAMS = \
        git-get-tar-commit-id$X git-mailsplit$X \
        git-stripspace$X git-daemon$X
@@ -165,7 +165,7 @@ PROGRAMS = \
        git-upload-pack$X git-verify-pack$X git-write-tree$X \
        git-update-ref$X git-symbolic-ref$X git-check-ref-format$X \
        git-name-rev$X git-pack-redundant$X git-repo-config$X git-var$X \
-       git-describe$X git-merge-tree$X git-blame$X
+       git-describe$X git-merge-tree$X git-blame$X git-imap-send$X
 
 # what 'all' will build and 'install' will install, in gitexecdir
 ALL_PROGRAMS = $(PROGRAMS) $(SIMPLE_PROGRAMS) $(SCRIPTS)
@@ -188,11 +188,13 @@ PYMODULES = \
        gitMergeCommon.py
 
 LIB_FILE=libgit.a
+XDIFF_LIB=xdiff/lib.a
 
 LIB_H = \
        blob.h cache.h commit.h csum-file.h delta.h \
        diff.h object.h pack.h pkt-line.h quote.h refs.h \
-       run-command.h strbuf.h tag.h tree.h git-compat-util.h revision.h
+       run-command.h strbuf.h tag.h tree.h git-compat-util.h revision.h \
+       tree-walk.h
 
 DIFF_OBJS = \
        diff.o diffcore-break.o diffcore-order.o diffcore-pathspec.o \
@@ -206,11 +208,11 @@ LIB_OBJS = \
        quote.o read-cache.o refs.o run-command.o \
        server-info.o setup.o sha1_file.o sha1_name.o strbuf.o \
        tag.o tree.o usage.o config.o environment.o ctype.o copy.o \
-       fetch-clone.o revision.o pager.o \
+       fetch-clone.o revision.o pager.o tree-walk.o \
        $(DIFF_OBJS)
 
-LIBS = $(LIB_FILE)
-LIBS += -lz
+GITLIBS = $(LIB_FILE) $(XDIFF_LIB)
+LIBS = $(GITLIBS) -lz
 
 #
 # Platform specific tweaks
@@ -452,9 +454,13 @@ all:
 strip: $(PROGRAMS) git$X
        $(STRIP) $(STRIP_OPTS) $(PROGRAMS) git$X
 
-git$X: git.c $(LIB_FILE)
+git$X: git.c common-cmds.h $(GITLIBS)
        $(CC) -DGIT_VERSION='"$(GIT_VERSION)"' \
-               $(ALL_CFLAGS) -o $@ $(filter %.c,$^) $(LIB_FILE) $(LIBS)
+               $(ALL_CFLAGS) -o $@ $(filter %.c,$^) \
+               $(ALL_LDFLAGS) $(LIBS)
+
+common-cmds.h: Documentation/git-*.txt
+       ./generate-cmdlist.sh > $@
 
 $(patsubst %.sh,%,$(SCRIPT_SH)) : % : %.sh
        rm -f $@
@@ -504,7 +510,7 @@ git$X git.spec \
 exec_cmd.o: exec_cmd.c
        $(CC) -o $*.o -c $(ALL_CFLAGS) '-DGIT_EXEC_PATH="$(gitexecdir_SQ)"' $<
 
-git-%$X: %.o $(LIB_FILE)
+git-%$X: %.o $(GITLIBS)
        $(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(LIBS)
 
 $(SIMPLE_PROGRAMS) : $(LIB_FILE)
@@ -522,11 +528,13 @@ git-ssh-upload$X: rsh.o
 git-ssh-pull$X: rsh.o fetch.o
 git-ssh-push$X: rsh.o
 
+git-imap-send$X: imap-send.o $(LIB_FILE)
+
 git-http-fetch$X: fetch.o http.o http-fetch.o $(LIB_FILE)
        $(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
                $(LIBS) $(CURL_LIBCURL)
 
-git-http-push$X: http.o http-push.o $(LIB_FILE)
+git-http-push$X: revision.o http.o http-push.o $(LIB_FILE)
        $(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
                $(LIBS) $(CURL_LIBCURL) $(EXPAT_LIBEXPAT)
 
@@ -539,15 +547,28 @@ init-db.o: init-db.c
                -DDEFAULT_GIT_TEMPLATE_DIR='"$(template_dir_SQ)"' $*.c
 
 $(LIB_OBJS): $(LIB_H)
-$(patsubst git-%$X,%.o,$(PROGRAMS)): $(LIB_H)
+$(patsubst git-%$X,%.o,$(PROGRAMS)): $(GITLIBS)
 $(DIFF_OBJS): diffcore.h
 
 $(LIB_FILE): $(LIB_OBJS)
        $(AR) rcs $@ $(LIB_OBJS)
 
+XDIFF_OBJS=xdiff/xdiffi.o xdiff/xprepare.o xdiff/xutils.o xdiff/xemit.o
+
+$(XDIFF_LIB): $(XDIFF_OBJS)
+       $(AR) rcs $@ $(XDIFF_OBJS)
+
+
 doc:
        $(MAKE) -C Documentation all
 
+TAGS:
+       rm -f TAGS
+       find . -name '*.[hcS]' -print | xargs etags -a
+
+tags:
+       rm -f tags
+       find . -name '*.[hcS]' -print | xargs ctags -a
 
 ### Testing rules
 
@@ -564,7 +585,7 @@ test-date$X: test-date.c date.o ctype.o
        $(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) test-date.c date.o ctype.o
 
 test-delta$X: test-delta.c diff-delta.o patch-delta.o
-       $(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $^
+       $(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $^ -lz
 
 check:
        for i in *.c; do sparse $(ALL_CFLAGS) $(SPARSE_FLAGS) $$i || exit; done
@@ -610,9 +631,10 @@ rpm: dist
 ### Cleaning rules
 
 clean:
-       rm -f *.o mozilla-sha1/*.o arm/*.o ppc/*.o compat/*.o $(LIB_FILE)
+       rm -f *.o mozilla-sha1/*.o arm/*.o ppc/*.o compat/*.o xdiff/*.o \
+               $(LIB_FILE) $(XDIFF_LIB)
        rm -f $(ALL_PROGRAMS) git$X
-       rm -f *.spec *.pyc *.pyo */*.pyc */*.pyo
+       rm -f *.spec *.pyc *.pyo */*.pyc */*.pyo common-cmds.h TAGS tags
        rm -rf $(GIT_TARNAME)
        rm -f $(GIT_TARNAME).tar.gz git-core_$(GIT_VERSION)-*.tar.gz
        $(MAKE) -C Documentation/ clean
@@ -621,5 +643,5 @@ clean:
        rm -f GIT-VERSION-FILE
 
 .PHONY: all install clean strip
-.PHONY: .FORCE-GIT-VERSION-FILE
+.PHONY: .FORCE-GIT-VERSION-FILE TAGS tags