merge: refactor code that calls "git merge-STRATEGY"
[gitweb.git] / Makefile
index fd7f51e8b95060dc2ee7fcf30382ba4c86cad4ef..3a6c6ea5259693db4846b91855675218b1e1a920 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -168,6 +168,8 @@ all::
 #
 # Define NO_PERL if you do not want Perl scripts or libraries at all.
 #
+# Define NO_PYTHON if you do not want Python scripts or libraries at all.
+#
 # Define NO_TCLTK if you do not want Tcl/Tk GUI.
 #
 # The TCL_PATH variable governs the location of the Tcl interpreter
@@ -178,17 +180,10 @@ all::
 # If not set it defaults to the bare 'wish'. If it is set to the empty
 # string then NO_TCLTK will be forced (this is used by configure script).
 #
-# Define THREADED_DELTA_SEARCH if you have pthreads and wish to exploit
-# parallel delta searching when packing objects.
-#
 # Define INTERNAL_QSORT to use Git's implementation of qsort(), which
 # is a simplified version of the merge sort used in glibc. This is
 # recommended if Git triggers O(n^2) behavior in your platform's qsort().
 #
-# Define NO_EXTERNAL_GREP if you don't want "git grep" to ever call
-# your external grep (e.g., if your system lacks grep, if its grep is
-# broken, or spawning external process is slower than built-in grep git has).
-#
 # Define UNRELIABLE_FSTAT if your system's fstat does not return the same
 # information on a not yet closed file that lstat would return for the same
 # file after it was closed.
@@ -219,8 +214,15 @@ all::
 #   DEFAULT_EDITOR='~/bin/vi',
 #   DEFAULT_EDITOR='$GIT_FALLBACK_EDITOR',
 #   DEFAULT_EDITOR='"C:\Program Files\Vim\gvim.exe" --nofork'
+#
+# Define COMPUTE_HEADER_DEPENDENCIES if your compiler supports the -MMD option
+# and you want to avoid rebuilding objects when an unrelated header file
+# changes.
+#
+# Define CHECK_HEADER_DEPENDENCIES to check for problems in the hard-coded
+# dependency rules.
 
-GIT-VERSION-FILE: .FORCE-GIT-VERSION-FILE
+GIT-VERSION-FILE: FORCE
        @$(SHELL_PATH) ./GIT-VERSION-GEN
 -include GIT-VERSION-FILE
 
@@ -280,29 +282,6 @@ pathsep = :
 # JavaScript minifier invocation that can function as filter
 JSMIN =
 
-# default configuration for gitweb
-GITWEB_CONFIG = gitweb_config.perl
-GITWEB_CONFIG_SYSTEM = /etc/gitweb.conf
-GITWEB_HOME_LINK_STR = projects
-GITWEB_SITENAME =
-GITWEB_PROJECTROOT = /pub/git
-GITWEB_PROJECT_MAXDEPTH = 2007
-GITWEB_EXPORT_OK =
-GITWEB_STRICT_EXPORT =
-GITWEB_BASE_URL =
-GITWEB_LIST =
-GITWEB_HOMETEXT = indextext.html
-GITWEB_CSS = gitweb.css
-GITWEB_LOGO = git-logo.png
-GITWEB_FAVICON = git-favicon.png
-ifdef JSMIN
-GITWEB_JS = gitweb.min.js
-else
-GITWEB_JS = gitweb.js
-endif
-GITWEB_SITE_HEADER =
-GITWEB_SITE_FOOTER =
-
 export prefix bindir sharedir sysconfdir
 
 CC = gcc
@@ -329,7 +308,7 @@ SPARSE_FLAGS = -D__BIG_ENDIAN__ -D__powerpc__
 # Those must not be GNU-specific; they are shared with perl/ which may
 # be built by a different compiler. (Note that this is an artifact now
 # but it still might be nice to keep that distinction.)
-BASIC_CFLAGS =
+BASIC_CFLAGS = -I.
 BASIC_LDFLAGS =
 
 # Guard against environment variables
@@ -337,12 +316,22 @@ BUILTIN_OBJS =
 BUILT_INS =
 COMPAT_CFLAGS =
 COMPAT_OBJS =
+EXTRA_CPPFLAGS =
 LIB_H =
 LIB_OBJS =
+PROGRAM_OBJS =
 PROGRAMS =
 SCRIPT_PERL =
+SCRIPT_PYTHON =
 SCRIPT_SH =
-TEST_PROGRAMS =
+SCRIPT_LIB =
+TEST_PROGRAMS_NEED_X =
+
+# Having this variable in your environment would break pipelines because
+# you cause "cd" to echo its destination to stdout.  It can also take
+# scripts to unexpected places.  If you like CDPATH, define it for your
+# interactive shell sessions without exporting it.
+unexport CDPATH
 
 SCRIPT_SH += git-am.sh
 SCRIPT_SH += git-bisect.sh
@@ -353,20 +342,20 @@ SCRIPT_SH += git-merge-octopus.sh
 SCRIPT_SH += git-merge-one-file.sh
 SCRIPT_SH += git-merge-resolve.sh
 SCRIPT_SH += git-mergetool.sh
-SCRIPT_SH += git-mergetool--lib.sh
-SCRIPT_SH += git-notes.sh
-SCRIPT_SH += git-parse-remote.sh
 SCRIPT_SH += git-pull.sh
 SCRIPT_SH += git-quiltimport.sh
 SCRIPT_SH += git-rebase--interactive.sh
 SCRIPT_SH += git-rebase.sh
 SCRIPT_SH += git-repack.sh
 SCRIPT_SH += git-request-pull.sh
-SCRIPT_SH += git-sh-setup.sh
 SCRIPT_SH += git-stash.sh
 SCRIPT_SH += git-submodule.sh
 SCRIPT_SH += git-web--browse.sh
 
+SCRIPT_LIB += git-mergetool--lib
+SCRIPT_LIB += git-parse-remote
+SCRIPT_LIB += git-sh-setup
+
 SCRIPT_PERL += git-add--interactive.perl
 SCRIPT_PERL += git-difftool.perl
 SCRIPT_PERL += git-archimport.perl
@@ -379,6 +368,7 @@ SCRIPT_PERL += git-svn.perl
 
 SCRIPTS = $(patsubst %.sh,%,$(SCRIPT_SH)) \
          $(patsubst %.perl,%,$(SCRIPT_PERL)) \
+         $(patsubst %.py,%,$(SCRIPT_PYTHON)) \
          git-instaweb
 
 # Empty...
@@ -386,25 +376,35 @@ EXTRA_PROGRAMS =
 
 # ... and all the rest that could be moved out of bindir to gitexecdir
 PROGRAMS += $(EXTRA_PROGRAMS)
-PROGRAMS += git-fast-import$X
-PROGRAMS += git-hash-object$X
-PROGRAMS += git-imap-send$X
-PROGRAMS += git-index-pack$X
-PROGRAMS += git-merge-index$X
-PROGRAMS += git-merge-tree$X
-PROGRAMS += git-mktag$X
-PROGRAMS += git-pack-redundant$X
-PROGRAMS += git-patch-id$X
-PROGRAMS += git-shell$X
-PROGRAMS += git-show-index$X
-PROGRAMS += git-unpack-file$X
-PROGRAMS += git-upload-pack$X
-PROGRAMS += git-var$X
-PROGRAMS += git-http-backend$X
+
+PROGRAM_OBJS += fast-import.o
+PROGRAM_OBJS += imap-send.o
+PROGRAM_OBJS += shell.o
+PROGRAM_OBJS += show-index.o
+PROGRAM_OBJS += upload-pack.o
+PROGRAM_OBJS += http-backend.o
+
+PROGRAMS += $(patsubst %.o,git-%$X,$(PROGRAM_OBJS))
+
+TEST_PROGRAMS_NEED_X += test-chmtime
+TEST_PROGRAMS_NEED_X += test-ctype
+TEST_PROGRAMS_NEED_X += test-date
+TEST_PROGRAMS_NEED_X += test-delta
+TEST_PROGRAMS_NEED_X += test-dump-cache-tree
+TEST_PROGRAMS_NEED_X += test-genrandom
+TEST_PROGRAMS_NEED_X += test-match-trees
+TEST_PROGRAMS_NEED_X += test-parse-options
+TEST_PROGRAMS_NEED_X += test-path-utils
+TEST_PROGRAMS_NEED_X += test-run-command
+TEST_PROGRAMS_NEED_X += test-sha1
+TEST_PROGRAMS_NEED_X += test-sigchain
+TEST_PROGRAMS_NEED_X += test-index-version
+
+TEST_PROGRAMS = $(patsubst %,%$X,$(TEST_PROGRAMS_NEED_X))
 
 # List built-in command $C whose implementation cmd_$C() is not in
-# builtin-$C.o but is linked in as part of some other command.
-BUILT_INS += $(patsubst builtin-%.o,git-%$X,$(BUILTIN_OBJS))
+# builtin/$C.o but is linked in as part of some other command.
+BUILT_INS += $(patsubst builtin/%.o,git-%$X,$(BUILTIN_OBJS))
 
 BUILT_INS += git-cherry$X
 BUILT_INS += git-cherry-pick$X
@@ -427,6 +427,15 @@ ALL_PROGRAMS = $(PROGRAMS) $(SCRIPTS)
 # what 'all' will build but not install in gitexecdir
 OTHER_PROGRAMS = git$X
 
+# what test wrappers are needed and 'install' will install, in bindir
+BINDIR_PROGRAMS_NEED_X += git
+BINDIR_PROGRAMS_NEED_X += git-upload-pack
+BINDIR_PROGRAMS_NEED_X += git-receive-pack
+BINDIR_PROGRAMS_NEED_X += git-upload-archive
+BINDIR_PROGRAMS_NEED_X += git-shell
+
+BINDIR_PROGRAMS_NO_X += git-cvsserver
+
 # Set paths to tools early so that they can be used for version tests.
 ifndef SHELL_PATH
        SHELL_PATH = /bin/sh
@@ -434,8 +443,12 @@ endif
 ifndef PERL_PATH
        PERL_PATH = /usr/bin/perl
 endif
+ifndef PYTHON_PATH
+       PYTHON_PATH = /usr/bin/python
+endif
 
 export PERL_PATH
+export PYTHON_PATH
 
 LIB_FILE=libgit.a
 XDIFF_LIB=xdiff/lib.a
@@ -447,16 +460,19 @@ LIB_H += blob.h
 LIB_H += builtin.h
 LIB_H += cache.h
 LIB_H += cache-tree.h
+LIB_H += color.h
 LIB_H += commit.h
 LIB_H += compat/bswap.h
 LIB_H += compat/cygwin.h
 LIB_H += compat/mingw.h
+LIB_H += compat/win32/pthread.h
 LIB_H += csum-file.h
 LIB_H += decorate.h
 LIB_H += delta.h
 LIB_H += diffcore.h
 LIB_H += diff.h
 LIB_H += dir.h
+LIB_H += exec_cmd.h
 LIB_H += fsck.h
 LIB_H += git-compat-util.h
 LIB_H += graph.h
@@ -483,6 +499,7 @@ LIB_H += reflog-walk.h
 LIB_H += refs.h
 LIB_H += remote.h
 LIB_H += rerere.h
+LIB_H += resolve-undo.h
 LIB_H += revision.h
 LIB_H += run-command.h
 LIB_H += sha1-lookup.h
@@ -498,7 +515,8 @@ LIB_H += tree-walk.h
 LIB_H += unpack-trees.h
 LIB_H += userdiff.h
 LIB_H += utf8.h
-LIB_H += wt-status.h
+LIB_H += xdiff-interface.h
+LIB_H += xdiff/xdiff.h
 
 LIB_OBJS += abspath.o
 LIB_OBJS += advice.o
@@ -544,6 +562,7 @@ LIB_OBJS += graph.o
 LIB_OBJS += grep.o
 LIB_OBJS += hash.o
 LIB_OBJS += help.o
+LIB_OBJS += hex.o
 LIB_OBJS += ident.o
 LIB_OBJS += levenshtein.o
 LIB_OBJS += list-objects.o
@@ -578,6 +597,7 @@ LIB_OBJS += refs.o
 LIB_OBJS += remote.o
 LIB_OBJS += replace_object.o
 LIB_OBJS += rerere.o
+LIB_OBJS += resolve-undo.o
 LIB_OBJS += revision.o
 LIB_OBJS += run-command.o
 LIB_OBJS += server-info.o
@@ -610,86 +630,96 @@ LIB_OBJS += ws.o
 LIB_OBJS += wt-status.o
 LIB_OBJS += xdiff-interface.o
 
-BUILTIN_OBJS += builtin-add.o
-BUILTIN_OBJS += builtin-annotate.o
-BUILTIN_OBJS += builtin-apply.o
-BUILTIN_OBJS += builtin-archive.o
-BUILTIN_OBJS += builtin-bisect--helper.o
-BUILTIN_OBJS += builtin-blame.o
-BUILTIN_OBJS += builtin-branch.o
-BUILTIN_OBJS += builtin-bundle.o
-BUILTIN_OBJS += builtin-cat-file.o
-BUILTIN_OBJS += builtin-check-attr.o
-BUILTIN_OBJS += builtin-check-ref-format.o
-BUILTIN_OBJS += builtin-checkout-index.o
-BUILTIN_OBJS += builtin-checkout.o
-BUILTIN_OBJS += builtin-clean.o
-BUILTIN_OBJS += builtin-clone.o
-BUILTIN_OBJS += builtin-commit-tree.o
-BUILTIN_OBJS += builtin-commit.o
-BUILTIN_OBJS += builtin-config.o
-BUILTIN_OBJS += builtin-count-objects.o
-BUILTIN_OBJS += builtin-describe.o
-BUILTIN_OBJS += builtin-diff-files.o
-BUILTIN_OBJS += builtin-diff-index.o
-BUILTIN_OBJS += builtin-diff-tree.o
-BUILTIN_OBJS += builtin-diff.o
-BUILTIN_OBJS += builtin-fast-export.o
-BUILTIN_OBJS += builtin-fetch-pack.o
-BUILTIN_OBJS += builtin-fetch.o
-BUILTIN_OBJS += builtin-fmt-merge-msg.o
-BUILTIN_OBJS += builtin-for-each-ref.o
-BUILTIN_OBJS += builtin-fsck.o
-BUILTIN_OBJS += builtin-gc.o
-BUILTIN_OBJS += builtin-grep.o
-BUILTIN_OBJS += builtin-help.o
-BUILTIN_OBJS += builtin-init-db.o
-BUILTIN_OBJS += builtin-log.o
-BUILTIN_OBJS += builtin-ls-files.o
-BUILTIN_OBJS += builtin-ls-remote.o
-BUILTIN_OBJS += builtin-ls-tree.o
-BUILTIN_OBJS += builtin-mailinfo.o
-BUILTIN_OBJS += builtin-mailsplit.o
-BUILTIN_OBJS += builtin-merge.o
-BUILTIN_OBJS += builtin-merge-base.o
-BUILTIN_OBJS += builtin-merge-file.o
-BUILTIN_OBJS += builtin-merge-ours.o
-BUILTIN_OBJS += builtin-merge-recursive.o
-BUILTIN_OBJS += builtin-mktree.o
-BUILTIN_OBJS += builtin-mv.o
-BUILTIN_OBJS += builtin-name-rev.o
-BUILTIN_OBJS += builtin-pack-objects.o
-BUILTIN_OBJS += builtin-pack-refs.o
-BUILTIN_OBJS += builtin-prune-packed.o
-BUILTIN_OBJS += builtin-prune.o
-BUILTIN_OBJS += builtin-push.o
-BUILTIN_OBJS += builtin-read-tree.o
-BUILTIN_OBJS += builtin-receive-pack.o
-BUILTIN_OBJS += builtin-reflog.o
-BUILTIN_OBJS += builtin-remote.o
-BUILTIN_OBJS += builtin-replace.o
-BUILTIN_OBJS += builtin-rerere.o
-BUILTIN_OBJS += builtin-reset.o
-BUILTIN_OBJS += builtin-rev-list.o
-BUILTIN_OBJS += builtin-rev-parse.o
-BUILTIN_OBJS += builtin-revert.o
-BUILTIN_OBJS += builtin-rm.o
-BUILTIN_OBJS += builtin-send-pack.o
-BUILTIN_OBJS += builtin-shortlog.o
-BUILTIN_OBJS += builtin-show-branch.o
-BUILTIN_OBJS += builtin-show-ref.o
-BUILTIN_OBJS += builtin-stripspace.o
-BUILTIN_OBJS += builtin-symbolic-ref.o
-BUILTIN_OBJS += builtin-tag.o
-BUILTIN_OBJS += builtin-tar-tree.o
-BUILTIN_OBJS += builtin-unpack-objects.o
-BUILTIN_OBJS += builtin-update-index.o
-BUILTIN_OBJS += builtin-update-ref.o
-BUILTIN_OBJS += builtin-update-server-info.o
-BUILTIN_OBJS += builtin-upload-archive.o
-BUILTIN_OBJS += builtin-verify-pack.o
-BUILTIN_OBJS += builtin-verify-tag.o
-BUILTIN_OBJS += builtin-write-tree.o
+BUILTIN_OBJS += builtin/add.o
+BUILTIN_OBJS += builtin/annotate.o
+BUILTIN_OBJS += builtin/apply.o
+BUILTIN_OBJS += builtin/archive.o
+BUILTIN_OBJS += builtin/bisect--helper.o
+BUILTIN_OBJS += builtin/blame.o
+BUILTIN_OBJS += builtin/branch.o
+BUILTIN_OBJS += builtin/bundle.o
+BUILTIN_OBJS += builtin/cat-file.o
+BUILTIN_OBJS += builtin/check-attr.o
+BUILTIN_OBJS += builtin/check-ref-format.o
+BUILTIN_OBJS += builtin/checkout-index.o
+BUILTIN_OBJS += builtin/checkout.o
+BUILTIN_OBJS += builtin/clean.o
+BUILTIN_OBJS += builtin/clone.o
+BUILTIN_OBJS += builtin/commit-tree.o
+BUILTIN_OBJS += builtin/commit.o
+BUILTIN_OBJS += builtin/config.o
+BUILTIN_OBJS += builtin/count-objects.o
+BUILTIN_OBJS += builtin/describe.o
+BUILTIN_OBJS += builtin/diff-files.o
+BUILTIN_OBJS += builtin/diff-index.o
+BUILTIN_OBJS += builtin/diff-tree.o
+BUILTIN_OBJS += builtin/diff.o
+BUILTIN_OBJS += builtin/fast-export.o
+BUILTIN_OBJS += builtin/fetch-pack.o
+BUILTIN_OBJS += builtin/fetch.o
+BUILTIN_OBJS += builtin/fmt-merge-msg.o
+BUILTIN_OBJS += builtin/for-each-ref.o
+BUILTIN_OBJS += builtin/fsck.o
+BUILTIN_OBJS += builtin/gc.o
+BUILTIN_OBJS += builtin/grep.o
+BUILTIN_OBJS += builtin/hash-object.o
+BUILTIN_OBJS += builtin/help.o
+BUILTIN_OBJS += builtin/index-pack.o
+BUILTIN_OBJS += builtin/init-db.o
+BUILTIN_OBJS += builtin/log.o
+BUILTIN_OBJS += builtin/ls-files.o
+BUILTIN_OBJS += builtin/ls-remote.o
+BUILTIN_OBJS += builtin/ls-tree.o
+BUILTIN_OBJS += builtin/mailinfo.o
+BUILTIN_OBJS += builtin/mailsplit.o
+BUILTIN_OBJS += builtin/merge.o
+BUILTIN_OBJS += builtin/merge-base.o
+BUILTIN_OBJS += builtin/merge-file.o
+BUILTIN_OBJS += builtin/merge-index.o
+BUILTIN_OBJS += builtin/merge-ours.o
+BUILTIN_OBJS += builtin/merge-recursive.o
+BUILTIN_OBJS += builtin/merge-tree.o
+BUILTIN_OBJS += builtin/mktag.o
+BUILTIN_OBJS += builtin/mktree.o
+BUILTIN_OBJS += builtin/mv.o
+BUILTIN_OBJS += builtin/name-rev.o
+BUILTIN_OBJS += builtin/notes.o
+BUILTIN_OBJS += builtin/pack-objects.o
+BUILTIN_OBJS += builtin/pack-redundant.o
+BUILTIN_OBJS += builtin/pack-refs.o
+BUILTIN_OBJS += builtin/patch-id.o
+BUILTIN_OBJS += builtin/prune-packed.o
+BUILTIN_OBJS += builtin/prune.o
+BUILTIN_OBJS += builtin/push.o
+BUILTIN_OBJS += builtin/read-tree.o
+BUILTIN_OBJS += builtin/receive-pack.o
+BUILTIN_OBJS += builtin/reflog.o
+BUILTIN_OBJS += builtin/remote.o
+BUILTIN_OBJS += builtin/replace.o
+BUILTIN_OBJS += builtin/rerere.o
+BUILTIN_OBJS += builtin/reset.o
+BUILTIN_OBJS += builtin/rev-list.o
+BUILTIN_OBJS += builtin/rev-parse.o
+BUILTIN_OBJS += builtin/revert.o
+BUILTIN_OBJS += builtin/rm.o
+BUILTIN_OBJS += builtin/send-pack.o
+BUILTIN_OBJS += builtin/shortlog.o
+BUILTIN_OBJS += builtin/show-branch.o
+BUILTIN_OBJS += builtin/show-ref.o
+BUILTIN_OBJS += builtin/stripspace.o
+BUILTIN_OBJS += builtin/symbolic-ref.o
+BUILTIN_OBJS += builtin/tag.o
+BUILTIN_OBJS += builtin/tar-tree.o
+BUILTIN_OBJS += builtin/unpack-file.o
+BUILTIN_OBJS += builtin/unpack-objects.o
+BUILTIN_OBJS += builtin/update-index.o
+BUILTIN_OBJS += builtin/update-ref.o
+BUILTIN_OBJS += builtin/update-server-info.o
+BUILTIN_OBJS += builtin/upload-archive.o
+BUILTIN_OBJS += builtin/var.o
+BUILTIN_OBJS += builtin/verify-pack.o
+BUILTIN_OBJS += builtin/verify-tag.o
+BUILTIN_OBJS += builtin/write-tree.o
 
 GITLIBS = $(LIB_FILE) $(XDIFF_LIB)
 EXTLIBS =
@@ -705,12 +735,10 @@ EXTLIBS =
 ifeq ($(uname_S),Linux)
        NO_STRLCPY = YesPlease
        NO_MKSTEMPS = YesPlease
-       THREADED_DELTA_SEARCH = YesPlease
 endif
 ifeq ($(uname_S),GNU/kFreeBSD)
        NO_STRLCPY = YesPlease
        NO_MKSTEMPS = YesPlease
-       THREADED_DELTA_SEARCH = YesPlease
 endif
 ifeq ($(uname_S),UnixWare)
        CC = cc
@@ -764,7 +792,6 @@ ifeq ($(uname_S),Darwin)
                NO_STRLCPY = YesPlease
        endif
        NO_MEMMEM = YesPlease
-       THREADED_DELTA_SEARCH = YesPlease
        USE_ST_TIMESPEC = YesPlease
 endif
 ifeq ($(uname_S),SunOS)
@@ -777,8 +804,6 @@ ifeq ($(uname_S),SunOS)
        NO_MKDTEMP = YesPlease
        NO_MKSTEMPS = YesPlease
        NO_REGEX = YesPlease
-       NO_EXTERNAL_GREP = YesPlease
-       THREADED_DELTA_SEARCH = YesPlease
        ifeq ($(uname_R),5.7)
                NEEDS_RESOLV = YesPlease
                NO_IPV6 = YesPlease
@@ -834,7 +859,6 @@ ifeq ($(uname_S),FreeBSD)
        BASIC_LDFLAGS += -L/usr/local/lib
        DIR_HAS_BSD_GROUP_SEMANTICS = YesPlease
        USE_ST_TIMESPEC = YesPlease
-       THREADED_DELTA_SEARCH = YesPlease
        ifeq ($(shell expr "$(uname_R)" : '4\.'),2)
                PTHREAD_LIBS = -pthread
                NO_UINTMAX_T = YesPlease
@@ -848,7 +872,6 @@ ifeq ($(uname_S),OpenBSD)
        NEEDS_LIBICONV = YesPlease
        BASIC_CFLAGS += -I/usr/local/include
        BASIC_LDFLAGS += -L/usr/local/lib
-       THREADED_DELTA_SEARCH = YesPlease
 endif
 ifeq ($(uname_S),NetBSD)
        ifeq ($(shell expr "$(uname_R)" : '[01]\.'),2)
@@ -856,7 +879,6 @@ ifeq ($(uname_S),NetBSD)
        endif
        BASIC_CFLAGS += -I/usr/pkg/include
        BASIC_LDFLAGS += -L/usr/pkg/lib $(CC_LD_DYNPATH)/usr/pkg/lib
-       THREADED_DELTA_SEARCH = YesPlease
        USE_ST_TIMESPEC = YesPlease
        NO_MKSTEMPS = YesPlease
 endif
@@ -871,9 +893,7 @@ ifeq ($(uname_S),AIX)
        INTERNAL_QSORT = UnfortunatelyYes
        NEEDS_LIBICONV=YesPlease
        BASIC_CFLAGS += -D_LARGE_FILES
-       ifneq ($(shell expr "$(uname_V)" : '[1234]'),1)
-               THREADED_DELTA_SEARCH = YesPlease
-       else
+       ifeq ($(shell expr "$(uname_V)" : '[1234]'),1)
                NO_PTHREADS = YesPlease
        endif
 endif
@@ -896,11 +916,9 @@ ifeq ($(uname_S),IRIX)
        # NO_MMAP.  If you suspect that your compiler is not affected by this
        # issue, comment out the NO_MMAP statement.
        NO_MMAP = YesPlease
-       NO_EXTERNAL_GREP = UnfortunatelyYes
        SNPRINTF_RETURNS_BOGUS = YesPlease
        SHELL_PATH = /usr/gnu/bin/bash
        NEEDS_LIBGEN = YesPlease
-       THREADED_DELTA_SEARCH = YesPlease
 endif
 ifeq ($(uname_S),IRIX64)
        NO_SETENV=YesPlease
@@ -916,11 +934,9 @@ ifeq ($(uname_S),IRIX64)
        # NO_MMAP.  If you suspect that your compiler is not affected by this
        # issue, comment out the NO_MMAP statement.
        NO_MMAP = YesPlease
-       NO_EXTERNAL_GREP = UnfortunatelyYes
        SNPRINTF_RETURNS_BOGUS = YesPlease
        SHELL_PATH=/usr/gnu/bin/bash
        NEEDS_LIBGEN = YesPlease
-       THREADED_DELTA_SEARCH = YesPlease
 endif
 ifeq ($(uname_S),HP-UX)
        NO_IPV6=YesPlease
@@ -968,17 +984,18 @@ ifeq ($(uname_S),Windows)
        OBJECT_CREATION_USES_RENAMES = UnfortunatelyNeedsTo
        NO_REGEX = YesPlease
        NO_CURL = YesPlease
-       NO_PTHREADS = YesPlease
+       NO_PYTHON = YesPlease
        BLK_SHA1 = YesPlease
 
        CC = compat/vcbuild/scripts/clink.pl
        AR = compat/vcbuild/scripts/lib.pl
        CFLAGS =
        BASIC_CFLAGS = -nologo -I. -I../zlib -Icompat/vcbuild -Icompat/vcbuild/include -DWIN32 -D_CONSOLE -DHAVE_STRING_H -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_DEPRECATE
-       COMPAT_OBJS = compat/msvc.o compat/fnmatch/fnmatch.o compat/winansi.o
-       COMPAT_CFLAGS = -D__USE_MINGW_ACCESS -DNOGDI -DHAVE_STRING_H -DHAVE_ALLOCA_H -Icompat -Icompat/fnmatch -Icompat/regex -Icompat/fnmatch -DSTRIP_EXTENSION=\".exe\"
+       COMPAT_OBJS = compat/msvc.o compat/fnmatch/fnmatch.o compat/winansi.o compat/win32/pthread.o
+       COMPAT_CFLAGS = -D__USE_MINGW_ACCESS -DNOGDI -DHAVE_STRING_H -DHAVE_ALLOCA_H -Icompat -Icompat/fnmatch -Icompat/regex -Icompat/fnmatch -Icompat/win32 -DSTRIP_EXTENSION=\".exe\"
        BASIC_LDFLAGS = -IGNORE:4217 -IGNORE:4049 -NOLOGO -SUBSYSTEM:CONSOLE -NODEFAULTLIB:MSVCRT.lib
        EXTLIBS = advapi32.lib shell32.lib wininet.lib ws2_32.lib
+       PTHREAD_LIBS =
        lib =
 ifndef DEBUG
        BASIC_CFLAGS += -GL -Os -MT
@@ -1018,11 +1035,14 @@ ifneq (,$(findstring MINGW,$(uname_S)))
        UNRELIABLE_FSTAT = UnfortunatelyYes
        OBJECT_CREATION_USES_RENAMES = UnfortunatelyNeedsTo
        NO_REGEX = YesPlease
+       NO_PYTHON = YesPlease
        BLK_SHA1 = YesPlease
-       COMPAT_CFLAGS += -D__USE_MINGW_ACCESS -DNOGDI -Icompat -Icompat/fnmatch
+       COMPAT_CFLAGS += -D__USE_MINGW_ACCESS -DNOGDI -Icompat -Icompat/fnmatch -Icompat/win32
        COMPAT_CFLAGS += -DSTRIP_EXTENSION=\".exe\"
-       COMPAT_OBJS += compat/mingw.o compat/fnmatch/fnmatch.o compat/winansi.o
+       COMPAT_OBJS += compat/mingw.o compat/fnmatch/fnmatch.o compat/winansi.o \
+               compat/win32/pthread.o
        EXTLIBS += -lws2_32
+       PTHREAD_LIBS =
        X = .exe
 ifneq (,$(wildcard ../THIS_IS_MSYSGIT))
        htmldir=doc/git/html/
@@ -1031,16 +1051,22 @@ ifneq (,$(wildcard ../THIS_IS_MSYSGIT))
        EXTLIBS += /mingw/lib/libz.a
        NO_R_TO_GCC_LINKER = YesPlease
        INTERNAL_QSORT = YesPlease
-       THREADED_DELTA_SEARCH = YesPlease
 else
        NO_CURL = YesPlease
-       NO_PTHREADS = YesPlease
 endif
 endif
 
 -include config.mak.autogen
 -include config.mak
 
+ifdef CHECK_HEADER_DEPENDENCIES
+USE_COMPUTED_HEADER_DEPENDENCIES =
+endif
+
+ifdef COMPUTE_HEADER_DEPENDENCIES
+USE_COMPUTED_HEADER_DEPENDENCIES = YesPlease
+endif
+
 ifdef SANE_TOOL_PATH
 SANE_TOOL_PATH_SQ = $(subst ','\'',$(SANE_TOOL_PATH))
 BROKEN_PATH_FIX = 's|^\# @@BROKEN_PATH_FIX@@$$|git_broken_path_fix $(SANE_TOOL_PATH_SQ)|'
@@ -1082,6 +1108,9 @@ endif
 
 ifdef NO_CURL
        BASIC_CFLAGS += -DNO_CURL
+       REMOTE_CURL_PRIMARY =
+       REMOTE_CURL_ALIASES =
+       REMOTE_CURL_NAMES =
 else
        ifdef CURLDIR
                # Try "-Wl,-rpath=$(CURLDIR)/$(lib)" in such a case.
@@ -1090,11 +1119,15 @@ else
        else
                CURL_LIBCURL = -lcurl
        endif
-       PROGRAMS += git-remote-curl$X git-http-fetch$X
+       REMOTE_CURL_PRIMARY = git-remote-http$X
+       REMOTE_CURL_ALIASES = git-remote-https$X git-remote-ftp$X git-remote-ftps$X
+       REMOTE_CURL_NAMES = $(REMOTE_CURL_PRIMARY) $(REMOTE_CURL_ALIASES)
+       PROGRAM_OBJS += http-fetch.o
+       PROGRAMS += $(REMOTE_CURL_NAMES)
        curl_check := $(shell (echo 070908; curl-config --vernum) | sort -r | sed -ne 2p)
        ifeq "$(curl_check)" "070908"
                ifndef NO_EXPAT
-                       PROGRAMS += git-http-push$X
+                       PROGRAM_OBJS += http-push.o
                endif
        endif
        ifndef NO_EXPAT
@@ -1114,7 +1147,7 @@ endif
 EXTLIBS += -lz
 
 ifndef NO_POSIX_ONLY_PROGRAMS
-       PROGRAMS += git-daemon$X
+       PROGRAM_OBJS += daemon.o
 endif
 ifndef NO_OPENSSL
        OPENSSL_LIBSSL = -lssl
@@ -1215,7 +1248,6 @@ ifdef NO_MKDTEMP
 endif
 ifdef NO_MKSTEMPS
        COMPAT_CFLAGS += -DNO_MKSTEMPS
-       COMPAT_OBJS += compat/mkstemps.o
 endif
 ifdef NO_UNSETENV
        COMPAT_CFLAGS += -DNO_UNSETENV
@@ -1281,10 +1313,12 @@ endif
 ifdef BLK_SHA1
        SHA1_HEADER = "block-sha1/sha1.h"
        LIB_OBJS += block-sha1/sha1.o
+       LIB_H += block-sha1/sha1.h
 else
 ifdef PPC_SHA1
        SHA1_HEADER = "ppc/sha1.h"
        LIB_OBJS += ppc/sha1.o ppc/sha1ppc.o
+       LIB_H += ppc/sha1.h
 else
        SHA1_HEADER = <openssl/sha.h>
        EXTLIBS += $(LIB_4_CRYPTO)
@@ -1310,22 +1344,15 @@ ifdef RUNTIME_PREFIX
 endif
 
 ifdef NO_PTHREADS
-       THREADED_DELTA_SEARCH =
        BASIC_CFLAGS += -DNO_PTHREADS
 else
        EXTLIBS += $(PTHREAD_LIBS)
-endif
-
-ifdef THREADED_DELTA_SEARCH
-       BASIC_CFLAGS += -DTHREADED_DELTA_SEARCH
        LIB_OBJS += thread-utils.o
 endif
+
 ifdef DIR_HAS_BSD_GROUP_SEMANTICS
        COMPAT_CFLAGS += -DDIR_HAS_BSD_GROUP_SEMANTICS
 endif
-ifdef NO_EXTERNAL_GREP
-       BASIC_CFLAGS += -DNO_EXTERNAL_GREP
-endif
 ifdef UNRELIABLE_FSTAT
        BASIC_CFLAGS += -DUNRELIABLE_FSTAT
 endif
@@ -1347,6 +1374,10 @@ ifeq ($(PERL_PATH),)
 NO_PERL=NoThanks
 endif
 
+ifeq ($(PYTHON_PATH),)
+NO_PYTHON=NoThanks
+endif
+
 QUIET_SUBDIR0  = +$(MAKE) -C # space to separate -C and subdir
 QUIET_SUBDIR1  =
 
@@ -1394,6 +1425,7 @@ prefix_SQ = $(subst ','\'',$(prefix))
 
 SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH))
 PERL_PATH_SQ = $(subst ','\'',$(PERL_PATH))
+PYTHON_PATH_SQ = $(subst ','\'',$(PYTHON_PATH))
 TCLTK_PATH_SQ = $(subst ','\'',$(TCLTK_PATH))
 
 LIBS = $(GITLIBS) $(EXTLIBS)
@@ -1428,7 +1460,7 @@ export TAR INSTALL DESTDIR SHELL_PATH
 
 SHELL = $(SHELL_PATH)
 
-all:: shell_compatibility_test $(ALL_PROGRAMS) $(BUILT_INS) $(OTHER_PROGRAMS) GIT-BUILD-OPTIONS
+all:: shell_compatibility_test $(ALL_PROGRAMS) $(SCRIPT_LIB) $(BUILT_INS) $(OTHER_PROGRAMS) GIT-BUILD-OPTIONS
 ifneq (,$X)
        $(QUIET_BUILT_IN)$(foreach p,$(patsubst %$X,%,$(filter %$X,$(ALL_PROGRAMS) $(BUILT_INS) git$X)), test -d '$p' -o '$p' -ef '$p$X' || $(RM) '$p';)
 endif
@@ -1440,6 +1472,9 @@ ifndef NO_TCLTK
 endif
 ifndef NO_PERL
        $(QUIET_SUBDIR0)perl $(QUIET_SUBDIR1) PERL_PATH='$(PERL_PATH_SQ)' prefix='$(prefix_SQ)' all
+endif
+ifndef NO_PYTHON
+       $(QUIET_SUBDIR0)git_remote_helpers $(QUIET_SUBDIR1) PYTHON_PATH='$(PYTHON_PATH_SQ)' prefix='$(prefix_SQ)' all
 endif
        $(QUIET_SUBDIR0)templates $(QUIET_SUBDIR1)
 
@@ -1451,20 +1486,19 @@ shell_compatibility_test: please_set_SHELL_PATH_to_a_more_modern_shell
 strip: $(PROGRAMS) git$X
        $(STRIP) $(STRIP_OPTS) $(PROGRAMS) git$X
 
-git.o: git.c common-cmds.h GIT-CFLAGS
-       $(QUIET_CC)$(CC) -DGIT_VERSION='"$(GIT_VERSION)"' \
-               '-DGIT_HTML_PATH="$(htmldir_SQ)"' \
-               $(ALL_CFLAGS) -o $@ -c $(filter %.c,$^)
+git.o: common-cmds.h
+git.s git.o: EXTRA_CPPFLAGS = -DGIT_VERSION='"$(GIT_VERSION)"' \
+       '-DGIT_HTML_PATH="$(htmldir_SQ)"'
 
 git$X: git.o $(BUILTIN_OBJS) $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ git.o \
                $(BUILTIN_OBJS) $(ALL_LDFLAGS) $(LIBS)
 
-builtin-help.o: builtin-help.c common-cmds.h GIT-CFLAGS
-       $(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) \
-               '-DGIT_HTML_PATH="$(htmldir_SQ)"' \
-               '-DGIT_MAN_PATH="$(mandir_SQ)"' \
-               '-DGIT_INFO_PATH="$(infodir_SQ)"' $<
+builtin/help.o: common-cmds.h
+builtin/help.s builtin/help.o: EXTRA_CPPFLAGS = \
+       '-DGIT_HTML_PATH="$(htmldir_SQ)"' \
+       '-DGIT_MAN_PATH="$(mandir_SQ)"' \
+       '-DGIT_INFO_PATH="$(infodir_SQ)"'
 
 $(BUILT_INS): git$X
        $(QUIET_BUILT_IN)$(RM) $@ && \
@@ -1477,17 +1511,25 @@ common-cmds.h: ./generate-cmdlist.sh command-list.txt
 common-cmds.h: $(wildcard Documentation/git-*.txt)
        $(QUIET_GEN)./generate-cmdlist.sh > $@+ && mv $@+ $@
 
+define cmd_munge_script
+$(RM) $@ $@+ && \
+sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
+    -e 's|@SHELL_PATH@|$(SHELL_PATH_SQ)|' \
+    -e 's/@@GIT_VERSION@@/$(GIT_VERSION)/g' \
+    -e 's/@@NO_CURL@@/$(NO_CURL)/g' \
+    -e $(BROKEN_PATH_FIX) \
+    $@.sh >$@+
+endef
+
 $(patsubst %.sh,%,$(SCRIPT_SH)) : % : %.sh
-       $(QUIET_GEN)$(RM) $@ $@+ && \
-       sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
-           -e 's|@SHELL_PATH@|$(SHELL_PATH_SQ)|' \
-           -e 's/@@GIT_VERSION@@/$(GIT_VERSION)/g' \
-           -e 's/@@NO_CURL@@/$(NO_CURL)/g' \
-           -e $(BROKEN_PATH_FIX) \
-           $@.sh >$@+ && \
+       $(QUIET_GEN)$(cmd_munge_script) && \
        chmod +x $@+ && \
        mv $@+ $@
 
+$(SCRIPT_LIB) : % : %.sh
+       $(QUIET_GEN)$(cmd_munge_script) && \
+       mv $@+ $@
+
 ifndef NO_PERL
 $(patsubst %.perl,%,$(SCRIPT_PERL)): perl/perl.mak
 
@@ -1510,6 +1552,11 @@ $(patsubst %.perl,%,$(SCRIPT_PERL)): % : %.perl
        chmod +x $@+ && \
        mv $@+ $@
 
+
+.PHONY: gitweb
+gitweb:
+       $(QUIET_SUBDIR0)gitweb $(QUIET_SUBDIR1) all
+
 ifdef JSMIN
 OTHER_PROGRAMS += gitweb/gitweb.cgi   gitweb/gitweb.min.js
 gitweb/gitweb.cgi: gitweb/gitweb.perl gitweb/gitweb.min.js
@@ -1517,30 +1564,13 @@ else
 OTHER_PROGRAMS += gitweb/gitweb.cgi
 gitweb/gitweb.cgi: gitweb/gitweb.perl
 endif
-       $(QUIET_GEN)$(RM) $@ $@+ && \
-       sed -e '1s|#!.*perl|#!$(PERL_PATH_SQ)|' \
-           -e 's|++GIT_VERSION++|$(GIT_VERSION)|g' \
-           -e 's|++GIT_BINDIR++|$(bindir)|g' \
-           -e 's|++GITWEB_CONFIG++|$(GITWEB_CONFIG)|g' \
-           -e 's|++GITWEB_CONFIG_SYSTEM++|$(GITWEB_CONFIG_SYSTEM)|g' \
-           -e 's|++GITWEB_HOME_LINK_STR++|$(GITWEB_HOME_LINK_STR)|g' \
-           -e 's|++GITWEB_SITENAME++|$(GITWEB_SITENAME)|g' \
-           -e 's|++GITWEB_PROJECTROOT++|$(GITWEB_PROJECTROOT)|g' \
-           -e 's|"++GITWEB_PROJECT_MAXDEPTH++"|$(GITWEB_PROJECT_MAXDEPTH)|g' \
-           -e 's|++GITWEB_EXPORT_OK++|$(GITWEB_EXPORT_OK)|g' \
-           -e 's|++GITWEB_STRICT_EXPORT++|$(GITWEB_STRICT_EXPORT)|g' \
-           -e 's|++GITWEB_BASE_URL++|$(GITWEB_BASE_URL)|g' \
-           -e 's|++GITWEB_LIST++|$(GITWEB_LIST)|g' \
-           -e 's|++GITWEB_HOMETEXT++|$(GITWEB_HOMETEXT)|g' \
-           -e 's|++GITWEB_CSS++|$(GITWEB_CSS)|g' \
-           -e 's|++GITWEB_LOGO++|$(GITWEB_LOGO)|g' \
-           -e 's|++GITWEB_FAVICON++|$(GITWEB_FAVICON)|g' \
-           -e 's|++GITWEB_JS++|$(GITWEB_JS)|g' \
-           -e 's|++GITWEB_SITE_HEADER++|$(GITWEB_SITE_HEADER)|g' \
-           -e 's|++GITWEB_SITE_FOOTER++|$(GITWEB_SITE_FOOTER)|g' \
-           $< >$@+ && \
-       chmod +x $@+ && \
-       mv $@+ $@
+       $(QUIET_SUBDIR0)gitweb $(QUIET_SUBDIR1) $(patsubst gitweb/%,%,$@)
+
+ifdef JSMIN
+gitweb/gitweb.min.js: gitweb/gitweb.js
+       $(QUIET_SUBDIR0)gitweb $(QUIET_SUBDIR1) $(patsubst gitweb/%,%,$@)
+endif # JSMIN
+
 
 git-instaweb: git-instaweb.sh gitweb/gitweb.cgi gitweb/gitweb.css gitweb/gitweb.js
        $(QUIET_GEN)$(RM) $@ $@+ && \
@@ -1567,10 +1597,34 @@ $(patsubst %.perl,%,$(SCRIPT_PERL)) git-instaweb: % : unimplemented.sh
        mv $@+ $@
 endif # NO_PERL
 
-ifdef JSMIN
-gitweb/gitweb.min.js: gitweb/gitweb.js
-       $(QUIET_GEN)$(JSMIN) <$< >$@
-endif # JSMIN
+ifndef NO_PYTHON
+$(patsubst %.py,%,$(SCRIPT_PYTHON)): GIT-CFLAGS
+$(patsubst %.py,%,$(SCRIPT_PYTHON)): % : %.py
+       $(QUIET_GEN)$(RM) $@ $@+ && \
+       INSTLIBDIR=`MAKEFLAGS= $(MAKE) -C git_remote_helpers -s \
+               --no-print-directory prefix='$(prefix_SQ)' DESTDIR='$(DESTDIR_SQ)' \
+               instlibdir` && \
+       sed -e '1{' \
+           -e '        s|#!.*python|#!$(PYTHON_PATH_SQ)|' \
+           -e '}' \
+           -e 's|^import sys.*|&; \\\
+                  import os; \\\
+                  sys.path[0] = os.environ.has_key("GITPYTHONLIB") and \\\
+                                os.environ["GITPYTHONLIB"] or \\\
+                                "@@INSTLIBDIR@@"|' \
+           -e 's|@@INSTLIBDIR@@|'"$$INSTLIBDIR"'|g' \
+           $@.py >$@+ && \
+       chmod +x $@+ && \
+       mv $@+ $@
+else # NO_PYTHON
+$(patsubst %.py,%,$(SCRIPT_PYTHON)): % : unimplemented.sh
+       $(QUIET_GEN)$(RM) $@ $@+ && \
+       sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
+           -e 's|@@REASON@@|NO_PYTHON=$(NO_PYTHON)|g' \
+           unimplemented.sh >$@+ && \
+       chmod +x $@+ && \
+       mv $@+ $@
+endif # NO_PYTHON
 
 configure: configure.ac
        $(QUIET_GEN)$(RM) $@ $<+ && \
@@ -1585,32 +1639,148 @@ git.o git.spec \
        $(patsubst %.perl,%,$(SCRIPT_PERL)) \
        : GIT-VERSION-FILE
 
-%.o: %.c GIT-CFLAGS
-       $(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) $<
-%.s: %.c GIT-CFLAGS
-       $(QUIET_CC)$(CC) -S $(ALL_CFLAGS) $<
-%.o: %.S
-       $(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) $<
+TEST_OBJS := $(patsubst test-%$X,test-%.o,$(TEST_PROGRAMS))
+GIT_OBJS := $(LIB_OBJS) $(BUILTIN_OBJS) $(PROGRAM_OBJS) $(TEST_OBJS) \
+       git.o http.o http-walker.o remote-curl.o
+XDIFF_OBJS = xdiff/xdiffi.o xdiff/xprepare.o xdiff/xutils.o xdiff/xemit.o \
+       xdiff/xmerge.o xdiff/xpatience.o
+OBJECTS := $(GIT_OBJS) $(XDIFF_OBJS)
+
+dep_files := $(foreach f,$(OBJECTS),$(dir $f).depend/$(notdir $f).d)
+dep_dirs := $(addsuffix .depend,$(sort $(dir $(OBJECTS))))
+
+ifdef COMPUTE_HEADER_DEPENDENCIES
+$(dep_dirs):
+       mkdir -p $@
+
+missing_dep_dirs := $(filter-out $(wildcard $(dep_dirs)),$(dep_dirs))
+dep_file = $(dir $@).depend/$(notdir $@).d
+dep_args = -MF $(dep_file) -MMD -MP
+ifdef CHECK_HEADER_DEPENDENCIES
+$(error cannot compute header dependencies outside a normal build. \
+Please unset CHECK_HEADER_DEPENDENCIES and try again)
+endif
+endif
+
+ifndef COMPUTE_HEADER_DEPENDENCIES
+ifndef CHECK_HEADER_DEPENDENCIES
+dep_dirs =
+missing_dep_dirs =
+dep_args =
+endif
+endif
+
+ifdef CHECK_HEADER_DEPENDENCIES
+ifndef PRINT_HEADER_DEPENDENCIES
+missing_deps = $(filter-out $(notdir $^), \
+       $(notdir $(shell $(MAKE) -s $@ \
+               CHECK_HEADER_DEPENDENCIES=YesPlease \
+               USE_COMPUTED_HEADER_DEPENDENCIES=YesPlease \
+               PRINT_HEADER_DEPENDENCIES=YesPlease)))
+endif
+endif
+
+ASM_SRC := $(wildcard $(OBJECTS:o=S))
+ASM_OBJ := $(ASM_SRC:S=o)
+C_OBJ := $(filter-out $(ASM_OBJ),$(OBJECTS))
+
+.SUFFIXES:
 
-exec_cmd.o: exec_cmd.c GIT-CFLAGS
-       $(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) \
-               '-DGIT_EXEC_PATH="$(gitexecdir_SQ)"' \
-               '-DBINDIR="$(bindir_relative_SQ)"' \
-               '-DPREFIX="$(prefix_SQ)"' \
-               $<
+ifdef PRINT_HEADER_DEPENDENCIES
+$(C_OBJ): %.o: %.c FORCE
+       echo $^
+$(ASM_OBJ): %.o: %.S FORCE
+       echo $^
+
+ifndef CHECK_HEADER_DEPENDENCIES
+$(error cannot print header dependencies during a normal build. \
+Please set CHECK_HEADER_DEPENDENCIES and try again)
+endif
+endif
 
-builtin-init-db.o: builtin-init-db.c GIT-CFLAGS
-       $(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) -DDEFAULT_GIT_TEMPLATE_DIR='"$(template_dir_SQ)"' $<
+ifndef PRINT_HEADER_DEPENDENCIES
+ifdef CHECK_HEADER_DEPENDENCIES
+$(C_OBJ): %.o: %.c $(dep_files) FORCE
+       @set -e; echo CHECK $@; \
+       missing_deps="$(missing_deps)"; \
+       if test "$$missing_deps"; \
+       then \
+               echo missing dependencies: $$missing_deps; \
+               false; \
+       fi
+$(ASM_OBJ): %.o: %.S $(dep_files) FORCE
+       @set -e; echo CHECK $@; \
+       missing_deps="$(missing_deps)"; \
+       if test "$$missing_deps"; \
+       then \
+               echo missing dependencies: $$missing_deps; \
+               false; \
+       fi
+endif
+endif
 
-config.o: config.c GIT-CFLAGS
-       $(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) -DETC_GITCONFIG='"$(ETC_GITCONFIG_SQ)"' $<
+ifndef CHECK_HEADER_DEPENDENCIES
+$(C_OBJ): %.o: %.c GIT-CFLAGS $(missing_dep_dirs)
+       $(QUIET_CC)$(CC) -o $*.o -c $(dep_args) $(ALL_CFLAGS) $(EXTRA_CPPFLAGS) $<
+$(ASM_OBJ): %.o: %.S GIT-CFLAGS $(missing_dep_dirs)
+       $(QUIET_CC)$(CC) -o $*.o -c $(dep_args) $(ALL_CFLAGS) $(EXTRA_CPPFLAGS) $<
+endif
 
-http.o: http.c GIT-CFLAGS
-       $(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) -DGIT_USER_AGENT='"git/$(GIT_VERSION)"' $<
+%.s: %.c GIT-CFLAGS FORCE
+       $(QUIET_CC)$(CC) -S $(ALL_CFLAGS) $(EXTRA_CPPFLAGS) $<
+
+ifdef USE_COMPUTED_HEADER_DEPENDENCIES
+# Take advantage of gcc's on-the-fly dependency generation
+# See <http://gcc.gnu.org/gcc-3.0/features.html>.
+dep_files_present := $(wildcard $(dep_files))
+ifneq ($(dep_files_present),)
+include $(dep_files_present)
+endif
+else
+# Dependencies on header files, for platforms that do not support
+# the gcc -MMD option.
+#
+# Dependencies on automatically generated headers such as common-cmds.h
+# should _not_ be included here, since they are necessary even when
+# building an object for the first time.
+#
+# XXX. Please check occasionally that these include all dependencies
+# gcc detects!
+
+$(GIT_OBJS): $(LIB_H)
+builtin/branch.o builtin/checkout.o builtin/clone.o builtin/reset.o branch.o transport.o: branch.h
+builtin/bundle.o bundle.o transport.o: bundle.h
+builtin/bisect--helper.o builtin/rev-list.o bisect.o: bisect.h
+builtin/clone.o builtin/fetch-pack.o transport.o: fetch-pack.h
+builtin/grep.o: thread-utils.h
+builtin/send-pack.o transport.o: send-pack.h
+builtin/log.o builtin/shortlog.o: shortlog.h
+builtin/prune.o builtin/reflog.o reachable.o: reachable.h
+builtin/commit.o builtin/revert.o wt-status.o: wt-status.h
+builtin/tar-tree.o archive-tar.o: tar.h
+builtin/pack-objects.o: thread-utils.h
+http-fetch.o http-walker.o remote-curl.o transport.o walker.o: walker.h
+http.o http-walker.o http-push.o remote-curl.o: http.h
+
+xdiff-interface.o $(XDIFF_OBJS): \
+       xdiff/xinclude.h xdiff/xmacros.h xdiff/xdiff.h xdiff/xtypes.h \
+       xdiff/xutils.h xdiff/xprepare.h xdiff/xdiffi.h xdiff/xemit.h
+endif
+
+exec_cmd.s exec_cmd.o: EXTRA_CPPFLAGS = \
+       '-DGIT_EXEC_PATH="$(gitexecdir_SQ)"' \
+       '-DBINDIR="$(bindir_relative_SQ)"' \
+       '-DPREFIX="$(prefix_SQ)"'
+
+builtin/init-db.s builtin/init-db.o: EXTRA_CPPFLAGS = \
+       -DDEFAULT_GIT_TEMPLATE_DIR='"$(template_dir_SQ)"'
+
+config.s config.o: EXTRA_CPPFLAGS = -DETC_GITCONFIG='"$(ETC_GITCONFIG_SQ)"'
+
+http.s http.o: EXTRA_CPPFLAGS = -DGIT_USER_AGENT='"git/$(GIT_VERSION)"'
 
 ifdef NO_EXPAT
-http-walker.o: http-walker.c http.h GIT-CFLAGS
-       $(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) -DNO_EXPAT $<
+http-walker.s http-walker.o: EXTRA_CPPFLAGS = -DNO_EXPAT
 endif
 
 git-%$X: %.o $(GITLIBS)
@@ -1620,10 +1790,6 @@ git-imap-send$X: imap-send.o $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
                $(LIBS) $(OPENSSL_LINK) $(OPENSSL_LIBSSL)
 
-http.o http-walker.o http-push.o: http.h
-
-http.o http-walker.o: $(LIB_H)
-
 git-http-fetch$X: revision.o http.o http-walker.o http-fetch.o $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
                $(LIBS) $(CURL_LIBCURL)
@@ -1631,22 +1797,19 @@ git-http-push$X: revision.o http.o http-push.o $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
                $(LIBS) $(CURL_LIBCURL) $(EXPAT_LIBEXPAT)
 
-git-remote-curl$X: remote-curl.o http.o http-walker.o $(GITLIBS)
+$(REMOTE_CURL_ALIASES): $(REMOTE_CURL_PRIMARY)
+       $(QUIET_LNCP)$(RM) $@ && \
+       ln $< $@ 2>/dev/null || \
+       ln -s $< $@ 2>/dev/null || \
+       cp $< $@
+
+$(REMOTE_CURL_PRIMARY): remote-curl.o http.o http-walker.o $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) \
                $(LIBS) $(CURL_LIBCURL) $(EXPAT_LIBEXPAT)
 
-$(LIB_OBJS) $(BUILTIN_OBJS): $(LIB_H)
-$(patsubst git-%$X,%.o,$(PROGRAMS)) git.o: $(LIB_H) $(wildcard */*.h)
-builtin-revert.o wt-status.o: wt-status.h
-
 $(LIB_FILE): $(LIB_OBJS)
        $(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIB_OBJS)
 
-XDIFF_OBJS=xdiff/xdiffi.o xdiff/xprepare.o xdiff/xutils.o xdiff/xemit.o \
-       xdiff/xmerge.o xdiff/xpatience.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
-
 $(XDIFF_LIB): $(XDIFF_OBJS)
        $(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(XDIFF_OBJS)
 
@@ -1682,7 +1845,7 @@ cscope:
 TRACK_CFLAGS = $(subst ','\'',$(ALL_CFLAGS)):\
              $(bindir_SQ):$(gitexecdir_SQ):$(template_dir_SQ):$(prefix_SQ)
 
-GIT-CFLAGS: .FORCE-GIT-CFLAGS
+GIT-CFLAGS: FORCE
        @FLAGS='$(TRACK_CFLAGS)'; \
            if test x"$$FLAGS" != x"`cat GIT-CFLAGS 2>/dev/null`" ; then \
                echo 1>&2 "    * new build flags or prefix"; \
@@ -1692,42 +1855,36 @@ GIT-CFLAGS: .FORCE-GIT-CFLAGS
 # We need to apply sq twice, once to protect from the shell
 # that runs GIT-BUILD-OPTIONS, and then again to protect it
 # and the first level quoting from the shell that runs "echo".
-GIT-BUILD-OPTIONS: .FORCE-GIT-BUILD-OPTIONS
+GIT-BUILD-OPTIONS: FORCE
        @echo SHELL_PATH=\''$(subst ','\'',$(SHELL_PATH_SQ))'\' >$@
        @echo PERL_PATH=\''$(subst ','\'',$(PERL_PATH_SQ))'\' >>$@
        @echo TAR=\''$(subst ','\'',$(subst ','\'',$(TAR)))'\' >>$@
        @echo NO_CURL=\''$(subst ','\'',$(subst ','\'',$(NO_CURL)))'\' >>$@
        @echo NO_PERL=\''$(subst ','\'',$(subst ','\'',$(NO_PERL)))'\' >>$@
+       @echo NO_PYTHON=\''$(subst ','\'',$(subst ','\'',$(NO_PYTHON)))'\' >>$@
 
 ### Detect Tck/Tk interpreter path changes
 ifndef NO_TCLTK
 TRACK_VARS = $(subst ','\'',-DTCLTK_PATH='$(TCLTK_PATH_SQ)')
 
-GIT-GUI-VARS: .FORCE-GIT-GUI-VARS
+GIT-GUI-VARS: FORCE
        @VARS='$(TRACK_VARS)'; \
            if test x"$$VARS" != x"`cat $@ 2>/dev/null`" ; then \
                echo 1>&2 "    * new Tcl/Tk interpreter location"; \
                echo "$$VARS" >$@; \
             fi
-
-.PHONY: .FORCE-GIT-GUI-VARS
 endif
 
-### Testing rules
+test_bindir_programs := $(patsubst %,bin-wrappers/%,$(BINDIR_PROGRAMS_NEED_X) $(BINDIR_PROGRAMS_NO_X) $(TEST_PROGRAMS_NEED_X))
 
-TEST_PROGRAMS += test-chmtime$X
-TEST_PROGRAMS += test-ctype$X
-TEST_PROGRAMS += test-date$X
-TEST_PROGRAMS += test-delta$X
-TEST_PROGRAMS += test-dump-cache-tree$X
-TEST_PROGRAMS += test-genrandom$X
-TEST_PROGRAMS += test-match-trees$X
-TEST_PROGRAMS += test-parse-options$X
-TEST_PROGRAMS += test-path-utils$X
-TEST_PROGRAMS += test-sha1$X
-TEST_PROGRAMS += test-sigchain$X
+all:: $(TEST_PROGRAMS) $(test_bindir_programs)
 
-all:: $(TEST_PROGRAMS)
+bin-wrappers/%: wrap-for-bin.sh
+       @mkdir -p bin-wrappers
+       $(QUIET_GEN)sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
+            -e 's|@@BUILD_DIR@@|$(shell pwd)|' \
+            -e 's|@@PROG@@|$(@F)|' < $< > $@ && \
+       chmod +x $@
 
 # GNU make supports exporting all variables by "export" without parameters.
 # However, the environment gets quite big, and some programs have problems
@@ -1735,6 +1892,8 @@ all:: $(TEST_PROGRAMS)
 
 export NO_SVN_TESTS
 
+### Testing rules
+
 test: all
        $(MAKE) -C t/ all
 
@@ -1746,9 +1905,7 @@ test-delta$X: diff-delta.o patch-delta.o
 
 test-parse-options$X: parse-options.o
 
-test-parse-options.o: parse-options.h
-
-.PRECIOUS: $(patsubst test-%$X,test-%.o,$(TEST_PROGRAMS))
+.PRECIOUS: $(TEST_OBJS)
 
 test-%$X: test-%.o $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(LIBS)
@@ -1788,15 +1945,21 @@ endif
 gitexec_instdir_SQ = $(subst ','\'',$(gitexec_instdir))
 export gitexec_instdir
 
+install_bindir_programs := $(patsubst %,%$X,$(BINDIR_PROGRAMS_NEED_X)) $(BINDIR_PROGRAMS_NO_X)
+
 install: all
        $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(bindir_SQ)'
        $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(gitexec_instdir_SQ)'
        $(INSTALL) $(ALL_PROGRAMS) '$(DESTDIR_SQ)$(gitexec_instdir_SQ)'
-       $(INSTALL) git$X git-upload-pack$X git-receive-pack$X git-upload-archive$X git-shell$X git-cvsserver '$(DESTDIR_SQ)$(bindir_SQ)'
+       $(INSTALL) -m 644 $(SCRIPT_LIB) '$(DESTDIR_SQ)$(gitexec_instdir_SQ)'
+       $(INSTALL) $(install_bindir_programs) '$(DESTDIR_SQ)$(bindir_SQ)'
        $(MAKE) -C templates DESTDIR='$(DESTDIR_SQ)' install
 ifndef NO_PERL
        $(MAKE) -C perl prefix='$(prefix_SQ)' DESTDIR='$(DESTDIR_SQ)' install
 endif
+ifndef NO_PYTHON
+       $(MAKE) -C git_remote_helpers prefix='$(prefix_SQ)' DESTDIR='$(DESTDIR_SQ)' install
+endif
 ifndef NO_TCLTK
        $(MAKE) -C gitk-git install
        $(MAKE) -C git-gui gitexecdir='$(gitexec_instdir_SQ)' install
@@ -1804,6 +1967,7 @@ endif
 ifneq (,$X)
        $(foreach p,$(patsubst %$X,%,$(filter %$X,$(ALL_PROGRAMS) $(BUILT_INS) git$X)), test '$(DESTDIR_SQ)$(gitexec_instdir_SQ)/$p' -ef '$(DESTDIR_SQ)$(gitexec_instdir_SQ)/$p$X' || $(RM) '$(DESTDIR_SQ)$(gitexec_instdir_SQ)/$p';)
 endif
+
        bindir=$$(cd '$(DESTDIR_SQ)$(bindir_SQ)' && pwd) && \
        execdir=$$(cd '$(DESTDIR_SQ)$(gitexec_instdir_SQ)' && pwd) && \
        { test "$$bindir/" = "$$execdir/" || \
@@ -1817,6 +1981,12 @@ endif
                ln -s "git$X" "$$execdir/$$p" 2>/dev/null || \
                cp "$$execdir/git$X" "$$execdir/$$p" || exit; \
          done; } && \
+       { for p in $(REMOTE_CURL_ALIASES); do \
+               $(RM) "$$execdir/$$p" && \
+               ln "$$execdir/git-remote-http$X" "$$execdir/$$p" 2>/dev/null || \
+               ln -s "git-remote-http$X" "$$execdir/$$p" 2>/dev/null || \
+               cp "$$execdir/git-remote-http$X" "$$execdir/$$p" || exit; \
+         done; } && \
        ./check_bindir "z$$bindir" "z$$execdir" "$$bindir/git-add$X"
 
 install-doc:
@@ -1900,9 +2070,11 @@ distclean: clean
 
 clean:
        $(RM) *.o block-sha1/*.o ppc/*.o compat/*.o compat/*/*.o xdiff/*.o \
-               $(LIB_FILE) $(XDIFF_LIB)
-       $(RM) $(ALL_PROGRAMS) $(BUILT_INS) git$X
+               builtin/*.o $(LIB_FILE) $(XDIFF_LIB)
+       $(RM) $(ALL_PROGRAMS) $(SCRIPT_LIB) $(BUILT_INS) git$X
        $(RM) $(TEST_PROGRAMS)
+       $(RM) -r bin-wrappers
+       $(RM) -r $(dep_dirs)
        $(RM) *.spec *.pyc *.pyo */*.pyc */*.pyo common-cmds.h TAGS tags cscope*
        $(RM) -r autom4te.cache
        $(RM) config.log config.mak.autogen config.mak.append config.status config.cache
@@ -1913,6 +2085,9 @@ clean:
 ifndef NO_PERL
        $(RM) gitweb/gitweb.cgi
        $(MAKE) -C perl clean
+endif
+ifndef NO_PYTHON
+       $(MAKE) -C git_remote_helpers clean
 endif
        $(MAKE) -C templates/ clean
        $(MAKE) -C t/ clean
@@ -1924,18 +2099,18 @@ endif
 
 .PHONY: all install clean strip
 .PHONY: shell_compatibility_test please_set_SHELL_PATH_to_a_more_modern_shell
-.PHONY: .FORCE-GIT-VERSION-FILE TAGS tags cscope .FORCE-GIT-CFLAGS
-.PHONY: .FORCE-GIT-BUILD-OPTIONS
+.PHONY: FORCE TAGS tags cscope
 
 ### Check documentation
 #
 check-docs::
-       @(for v in $(ALL_PROGRAMS) $(BUILT_INS) git gitk; \
+       @(for v in $(ALL_PROGRAMS) $(SCRIPT_LIB) $(BUILT_INS) git gitk; \
        do \
                case "$$v" in \
                git-merge-octopus | git-merge-ours | git-merge-recursive | \
                git-merge-resolve | git-merge-subtree | \
                git-fsck-objects | git-init-db | \
+               git-remote-* | git-stage | \
                git-?*--?* ) continue ;; \
                esac ; \
                test -f "Documentation/$$v.txt" || \
@@ -1973,9 +2148,12 @@ check-docs::
                documented,gitrepository-layout | \
                documented,gittutorial | \
                documented,gittutorial-2 | \
+               documented,git-bisect-lk2009 | \
+               documented,git-remote-helpers | \
+               documented,gitworkflows | \
                sentinel,not,matching,is,ok ) continue ;; \
                esac; \
-               case " $(ALL_PROGRAMS) $(BUILT_INS) git gitk " in \
+               case " $(ALL_PROGRAMS) $(SCRIPT_LIB) $(BUILT_INS) git gitk " in \
                *" $$cmd "*)    ;; \
                *) echo "removed but $$how: $$cmd" ;; \
                esac; \