Install git-send-email by default
[git.git] / Makefile
index 0bdf03b..b808eca 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -28,8 +28,8 @@ all:
 #
 # Define NO_SETENV if you don't have setenv in the C library.
 #
-# Define USE_SYMLINK_HEAD if you want .git/HEAD to be a symbolic link.
-# Don't enable it on Windows.
+# Define NO_SYMLINK_HEAD if you never want .git/HEAD to be a symbolic link.
+# Enable it on Windows.  By default, symrefs are still used.
 #
 # Define PPC_SHA1 environment variable when running make to make use of
 # a bundled SHA1 routine optimized for PowerPC.
@@ -114,9 +114,9 @@ SPARSE_FLAGS = -D__BIG_ENDIAN__ -D__powerpc__
 
 SCRIPT_SH = \
        git-add.sh git-bisect.sh git-branch.sh git-checkout.sh \
-       git-cherry.sh git-clone.sh git-commit.sh \
+       git-cherry.sh git-clean.sh git-clone.sh git-commit.sh \
        git-count-objects.sh git-diff.sh git-fetch.sh \
-       git-format-patch.sh git-log.sh git-ls-remote.sh \
+       git-format-patch.sh git-ls-remote.sh \
        git-merge-one-file.sh git-parse-remote.sh \
        git-prune.sh git-pull.sh git-push.sh git-rebase.sh \
        git-repack.sh git-request-pull.sh git-reset.sh \
@@ -131,7 +131,8 @@ SCRIPT_PERL = \
        git-archimport.perl git-cvsimport.perl git-relink.perl \
        git-shortlog.perl git-fmt-merge-msg.perl git-rerere.perl \
        git-annotate.perl git-cvsserver.perl \
-       git-svnimport.perl git-mv.perl git-cvsexportcommit.perl
+       git-svnimport.perl git-mv.perl git-cvsexportcommit.perl \
+       git-send-email.perl
 
 SCRIPT_PYTHON = \
        git-merge-recursive.py
@@ -141,7 +142,7 @@ 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
@@ -167,6 +168,8 @@ PROGRAMS = \
        git-name-rev$X git-pack-redundant$X git-repo-config$X git-var$X \
        git-describe$X git-merge-tree$X git-blame$X git-imap-send$X
 
+BUILT_INS = git-log$X
+
 # what 'all' will build and 'install' will install, in gitexecdir
 ALL_PROGRAMS = $(PROGRAMS) $(SIMPLE_PROGRAMS) $(SCRIPTS)
 
@@ -188,16 +191,18 @@ 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 log-tree.h
 
 DIFF_OBJS = \
-       diff.o diffcore-break.o diffcore-order.o diffcore-pathspec.o \
+       diff.o diffcore-break.o diffcore-order.o \
        diffcore-pickaxe.o diffcore-rename.o tree-diff.o combine-diff.o \
-       diffcore-delta.o
+       diffcore-delta.o log-tree.o
 
 LIB_OBJS = \
        blob.o commit.o connect.o csum-file.o \
@@ -206,11 +211,11 @@ 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 xdiff-interface.o \
        $(DIFF_OBJS)
 
-LIBS = $(LIB_FILE)
-LIBS += -lz
+GITLIBS = $(LIB_FILE) $(XDIFF_LIB)
+LIBS = $(GITLIBS) -lz
 
 #
 # Platform specific tweaks
@@ -244,6 +249,10 @@ ifeq ($(uname_S),SunOS)
                NO_UNSETENV = YesPlease
                NO_SETENV = YesPlease
        endif
+       ifeq ($(uname_R),5.9)
+               NO_UNSETENV = YesPlease
+               NO_SETENV = YesPlease
+       endif
        INSTALL = ginstall
        TAR = gtar
        ALL_CFLAGS += -D__EXTENSIONS__
@@ -252,6 +261,7 @@ ifeq ($(uname_O),Cygwin)
        NO_D_TYPE_IN_DIRENT = YesPlease
        NO_D_INO_IN_DIRENT = YesPlease
        NO_STRCASESTR = YesPlease
+       NO_SYMLINK_HEAD = YesPlease
        NEEDS_LIBICONV = YesPlease
        # There are conflicting reports about this.
        # On some boxes NO_MMAP is needed, and not so elsewhere.
@@ -272,7 +282,9 @@ ifeq ($(uname_S),OpenBSD)
        ALL_LDFLAGS += -L/usr/local/lib
 endif
 ifeq ($(uname_S),NetBSD)
-       NEEDS_LIBICONV = YesPlease
+       ifeq ($(shell expr "$(uname_R)" : '[01]\.'),2)
+               NEEDS_LIBICONV = YesPlease
+       endif
        ALL_CFLAGS += -I/usr/pkg/include
        ALL_LDFLAGS += -L/usr/pkg/lib -Wl,-rpath,/usr/pkg/lib
 endif
@@ -306,10 +318,6 @@ else
        endif
 endif
 
-ifdef WITH_SEND_EMAIL
-       SCRIPT_PERL += git-send-email.perl
-endif
-
 ifndef NO_CURL
        ifdef CURLDIR
                # This is still problematic -- gcc does not always want -R.
@@ -322,10 +330,12 @@ ifndef NO_CURL
        curl_check := $(shell (echo 070908; curl-config --vernum) | sort -r | sed -ne 2p)
        ifeq "$(curl_check)" "070908"
                ifndef NO_EXPAT
-                       EXPAT_LIBEXPAT = -lexpat
                        PROGRAMS += git-http-push$X
                endif
        endif
+       ifndef NO_EXPAT
+               EXPAT_LIBEXPAT = -lexpat
+       endif
 endif
 
 ifndef NO_OPENSSL
@@ -373,6 +383,9 @@ endif
 ifdef NO_D_INO_IN_DIRENT
        ALL_CFLAGS += -DNO_D_INO_IN_DIRENT
 endif
+ifdef NO_SYMLINK_HEAD
+       ALL_CFLAGS += -DNO_SYMLINK_HEAD
+endif
 ifdef NO_STRCASESTR
        COMPAT_CFLAGS += -DNO_STRCASESTR
        COMPAT_OBJS += compat/strcasestr.o
@@ -444,7 +457,7 @@ LIB_OBJS += $(COMPAT_OBJS)
 export prefix TAR INSTALL DESTDIR SHELL_PATH template_dir
 ### Build rules
 
-all: $(ALL_PROGRAMS) git$X gitk
+all: $(ALL_PROGRAMS) $(BUILT_INS) git$X gitk
 
 all:
        $(MAKE) -C templates
@@ -452,9 +465,13 @@ all:
 strip: $(PROGRAMS) git$X
        $(STRIP) $(STRIP_OPTS) $(PROGRAMS) git$X
 
-git$X: git.c common-cmds.h $(LIB_FILE)
+git$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) $(LIBS)
+
+$(BUILT_INS): git$X
+       rm -f $@ && ln git$X $@
 
 common-cmds.h: Documentation/git-*.txt
        ./generate-cmdlist.sh > $@
@@ -507,7 +524,15 @@ git$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)
+http.o: http.c
+       $(CC) -o $*.o -c $(ALL_CFLAGS) -DGIT_USER_AGENT='"git/$(GIT_VERSION)"' $<
+
+ifdef NO_EXPAT
+http-fetch.o: http-fetch.c
+       $(CC) -o $*.o -c $(ALL_CFLAGS) -DNO_EXPAT $<
+endif
+
+git-%$X: %.o $(GITLIBS)
        $(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(LIBS)
 
 $(SIMPLE_PROGRAMS) : $(LIB_FILE)
@@ -529,7 +554,7 @@ git-imap-send$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)
+               $(LIBS) $(CURL_LIBCURL) $(EXPAT_LIBEXPAT)
 
 git-http-push$X: revision.o http.o http-push.o $(LIB_FILE)
        $(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
@@ -544,15 +569,28 @@ 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
 
@@ -586,6 +624,7 @@ install: all
        $(MAKE) -C templates install
        $(INSTALL) -d -m755 '$(DESTDIR_SQ)$(GIT_PYTHON_DIR_SQ)'
        $(INSTALL) $(PYMODULES) '$(DESTDIR_SQ)$(GIT_PYTHON_DIR_SQ)'
+       $(foreach p,$(BUILT_INS), rm -f '$(DESTDIR_SQ)$(bindir_SQ)/$p' && ln '$(DESTDIR_SQ)$(bindir_SQ)/git$X' '$(DESTDIR_SQ)$(bindir_SQ)/$p' ;)
 
 install-doc:
        $(MAKE) -C Documentation install
@@ -615,9 +654,10 @@ rpm: dist
 ### Cleaning rules
 
 clean:
-       rm -f *.o mozilla-sha1/*.o arm/*.o ppc/*.o compat/*.o $(LIB_FILE)
-       rm -f $(ALL_PROGRAMS) git$X
-       rm -f *.spec *.pyc *.pyo */*.pyc */*.pyo common-cmds.h
+       rm -f *.o mozilla-sha1/*.o arm/*.o ppc/*.o compat/*.o xdiff/*.o \
+               $(LIB_FILE) $(XDIFF_LIB)
+       rm -f $(ALL_PROGRAMS) $(BUILT_INS) git$X
+       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
@@ -626,5 +666,24 @@ clean:
        rm -f GIT-VERSION-FILE
 
 .PHONY: all install clean strip
-.PHONY: .FORCE-GIT-VERSION-FILE
+.PHONY: .FORCE-GIT-VERSION-FILE TAGS tags
+
+### Check documentation
+#
+check-docs::
+       @for v in $(ALL_PROGRAMS) $(BUILT_INS) git$X gitk; \
+       do \
+               case "$$v" in \
+               git-merge-octopus | git-merge-ours | git-merge-recursive | \
+               git-merge-resolve | git-merge-stupid | \
+               git-ssh-pull | git-ssh-push ) continue ;; \
+               esac ; \
+               test -f "Documentation/$$v.txt" || \
+               echo "no doc: $$v"; \
+               grep -q "^gitlink:$$v\[[0-9]\]::" Documentation/git.txt || \
+               case "$$v" in \
+               git) ;; \
+               *) echo "no link: $$v";; \
+               esac ; \
+       done | sort