Add builtin merge-file, a minimal replacement for RCS merge

diff --git a/Makefile b/Makefile
index 36ce8cd606395217850dd824c47d887783a09471..79cb91feec2ff3a95438fb622f350cb2f965682d 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -69,8 +69,6 @@ all:
 #
 # Define NO_MMAP if you want to avoid mmap.
 #
-# Define WITH_OWN_SUBPROCESS_PY if you want to use with python 2.3.
-#
 # Define NO_IPV6 if you lack IPv6 support and getaddrinfo().
 #
 # Define NO_SOCKADDR_STORAGE if your platform does not have struct
@@ -116,7 +114,6 @@ prefix = $(HOME)
 bindir = $(prefix)/bin
 gitexecdir = $(bindir)
 template_dir = $(prefix)/share/git-core/templates/
-GIT_PYTHON_DIR = $(prefix)/share/git-core/python
 # DESTDIR=
 
 # default configuration for gitweb
@@ -135,7 +132,7 @@ GITWEB_FAVICON = git-favicon.png
 GITWEB_SITE_HEADER =
 GITWEB_SITE_FOOTER =
 
-export prefix bindir gitexecdir template_dir GIT_PYTHON_DIR
+export prefix bindir gitexecdir template_dir
 
 CC = gcc
 AR = ar
@@ -174,17 +171,13 @@ SCRIPT_SH = \
 
 SCRIPT_PERL = \
        git-archimport.perl git-cvsimport.perl git-relink.perl \
-       git-shortlog.perl git-rerere.perl \
+       git-rerere.perl \
        git-cvsserver.perl \
        git-svnimport.perl git-cvsexportcommit.perl \
        git-send-email.perl git-svn.perl
 
-SCRIPT_PYTHON = \
-       git-merge-recursive-old.py
-
 SCRIPTS = $(patsubst %.sh,%,$(SCRIPT_SH)) \
          $(patsubst %.perl,%,$(SCRIPT_PERL)) \
-         $(patsubst %.py,%,$(SCRIPT_PYTHON)) \
          git-cherry-pick git-status git-instaweb
 
 # ... and all the rest that could be moved out of bindir to gitexecdir
@@ -227,12 +220,6 @@ endif
 ifndef PERL_PATH
        PERL_PATH = /usr/bin/perl
 endif
-ifndef PYTHON_PATH
-       PYTHON_PATH = /usr/bin/python
-endif
-
-PYMODULES = \
-       gitMergeCommon.py
 
 LIB_FILE=libgit.a
 XDIFF_LIB=xdiff/lib.a
@@ -288,6 +275,7 @@ BUILTIN_OBJS = \
        builtin-ls-tree.o \
        builtin-mailinfo.o \
        builtin-mailsplit.o \
+       builtin-merge-file.o \
        builtin-mv.o \
        builtin-name-rev.o \
        builtin-pack-objects.o \
@@ -300,6 +288,7 @@ BUILTIN_OBJS = \
        builtin-rev-parse.o \
        builtin-rm.o \
        builtin-runstatus.o \
+       builtin-shortlog.o \
        builtin-show-branch.o \
        builtin-stripspace.o \
        builtin-symbolic-ref.o \
@@ -423,16 +412,6 @@ endif
 -include config.mak.autogen
 -include config.mak
 
-ifdef WITH_OWN_SUBPROCESS_PY
-       PYMODULES += compat/subprocess.py
-else
-       ifeq ($(NO_PYTHON),)
-               ifneq ($(shell $(PYTHON_PATH) -c 'import subprocess;print"OK"' 2>/dev/null),OK)
-                       PYMODULES += compat/subprocess.py
-               endif
-       endif
-endif
-
 ifndef NO_CURL
        ifdef CURLDIR
                # This is still problematic -- gcc does not always want -R.
@@ -574,8 +553,6 @@ prefix_SQ = $(subst ','\'',$(prefix))
 
 SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH))
 PERL_PATH_SQ = $(subst ','\'',$(PERL_PATH))
-PYTHON_PATH_SQ = $(subst ','\'',$(PYTHON_PATH))
-GIT_PYTHON_DIR_SQ = $(subst ','\'',$(GIT_PYTHON_DIR))
 
 LIBS = $(GITLIBS) $(EXTLIBS)
 
@@ -622,7 +599,6 @@ $(patsubst %.sh,%,$(SCRIPT_SH)) : % : %.sh
            -e 's|@@PERL@@|$(PERL_PATH_SQ)|g' \
            -e 's/@@GIT_VERSION@@/$(GIT_VERSION)/g' \
            -e 's/@@NO_CURL@@/$(NO_CURL)/g' \
-           -e 's/@@NO_PYTHON@@/$(NO_PYTHON)/g' \
            $@.sh >$@+
        chmod +x $@+
        mv $@+ $@
@@ -644,15 +620,6 @@ $(patsubst %.perl,%,$(SCRIPT_PERL)): % : %.perl
        chmod +x $@+
        mv $@+ $@
 
-$(patsubst %.py,%,$(SCRIPT_PYTHON)) : % : %.py GIT-CFLAGS
-       rm -f $@ $@+
-       sed -e '1s|#!.*python|#!$(PYTHON_PATH_SQ)|' \
-           -e 's|@@GIT_PYTHON_PATH@@|$(GIT_PYTHON_DIR_SQ)|g' \
-           -e 's/@@GIT_VERSION@@/$(GIT_VERSION)/g' \
-           $@.py >$@+
-       chmod +x $@+
-       mv $@+ $@
-
 git-cherry-pick: git-revert
        cp $< $@+
        mv $@+ $@
@@ -689,7 +656,6 @@ git-instaweb: git-instaweb.sh gitweb/gitweb.cgi gitweb/gitweb.css
        sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
            -e 's/@@GIT_VERSION@@/$(GIT_VERSION)/g' \
            -e 's/@@NO_CURL@@/$(NO_CURL)/g' \
-           -e 's/@@NO_PYTHON@@/$(NO_PYTHON)/g' \
            -e '/@@GITWEB_CGI@@/r gitweb/gitweb.cgi' \
            -e '/@@GITWEB_CGI@@/d' \
            -e '/@@GITWEB_CSS@@/r gitweb/gitweb.css' \
@@ -709,7 +675,6 @@ configure: configure.ac
 git$X git.spec \
        $(patsubst %.sh,%,$(SCRIPT_SH)) \
        $(patsubst %.perl,%,$(SCRIPT_PERL)) \
-       $(patsubst %.py,%,$(SCRIPT_PYTHON)) \
        : GIT-VERSION-FILE
 
 %.o: %.c GIT-CFLAGS
@@ -759,7 +724,8 @@ $(DIFF_OBJS): diffcore.h
 $(LIB_FILE): $(LIB_OBJS)
        rm -f $@ && $(AR) rcs $@ $(LIB_OBJS)
 
-XDIFF_OBJS=xdiff/xdiffi.o xdiff/xprepare.o xdiff/xutils.o xdiff/xemit.o
+XDIFF_OBJS=xdiff/xdiffi.o xdiff/xprepare.o xdiff/xutils.o xdiff/xemit.o \
+       xdiff/xmerge.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
 
@@ -783,7 +749,7 @@ tags:
        find . -name '*.[hcS]' -print | xargs ctags -a
 
 ### Detect prefix changes
-TRACK_CFLAGS = $(subst ','\'',$(ALL_CFLAGS)):$(GIT_PYTHON_DIR_SQ):\
+TRACK_CFLAGS = $(subst ','\'',$(ALL_CFLAGS)):\
              $(bindir_SQ):$(gitexecdir_SQ):$(template_dir_SQ):$(prefix_SQ)
 
 GIT-CFLAGS: .FORCE-GIT-CFLAGS
@@ -799,7 +765,6 @@ GIT-CFLAGS: .FORCE-GIT-CFLAGS
 # However, the environment gets quite big, and some programs have problems
 # with that.
 
-export NO_PYTHON
 export NO_SVN_TESTS
 
 test: all
@@ -834,8 +799,6 @@ install: all
        $(INSTALL) git$X gitk '$(DESTDIR_SQ)$(bindir_SQ)'
        $(MAKE) -C templates DESTDIR='$(DESTDIR_SQ)' install
        $(MAKE) -C perl install
-       $(INSTALL) -d -m755 '$(DESTDIR_SQ)$(GIT_PYTHON_DIR_SQ)'
-       $(INSTALL) $(PYMODULES) '$(DESTDIR_SQ)$(GIT_PYTHON_DIR_SQ)'
        if test 'z$(bindir_SQ)' != 'z$(gitexecdir_SQ)'; \
        then \
                ln -f '$(DESTDIR_SQ)$(bindir_SQ)/git$X' \
@@ -922,7 +885,6 @@ check-docs::
                case "$$v" in \
                git-merge-octopus | git-merge-ours | git-merge-recursive | \
                git-merge-resolve | git-merge-stupid | git-merge-recur | \
-               git-merge-recursive-old | \
                git-ssh-pull | git-ssh-push ) continue ;; \
                esac ; \
                test -f "Documentation/$$v.txt" || \