Fix random segfaults in pack-objects.
[gitweb.git] / Makefile
index a042df4a2ca7cb6e523151fb22d005ffe3d41b84..93dc4948d3cd6b655c2e0c630892e67b9ae656eb 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -69,7 +69,8 @@ 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_FAST_WORKING_DIRECTORY if accessing objects in pack files is
+# generally faster on your platform than accessing the working directory.
 #
 # Define NO_IPV6 if you lack IPv6 support and getaddrinfo().
 #
@@ -78,12 +79,9 @@ all:
 #
 # Define NO_ICONV if your libc does not properly support iconv.
 #
-# Define NO_ACCURATE_DIFF if your diff program at least sometimes misses
-# a missing newline at the end of the file.
-#
-# Define COLLISION_CHECK below if you believe that SHA1's
-# 1461501637330902918203684832716283019655932542976 hashes do not give you
-# sufficient guarantee that no collisions between objects will ever happen.
+# Define NO_R_TO_GCC if your gcc does not like "-R/path/lib" that
+# tells runtime paths to dynamic libraries; "-Wl,-rpath=/path/lib"
+# is used instead.
 #
 # Define USE_NSEC below if you want git to care about sub-second file mtimes
 # and ctimes. Note that you need recent glibc (at least 2.2.4) for this, and
@@ -93,6 +91,10 @@ all:
 #
 # Define USE_STDEV below if you want git to care about the underlying device
 # change being considered an inode change from the update-cache perspective.
+#
+# Define NO_PERL_MAKEMAKER if you cannot use Makefiles generated by perl's
+# MakeMaker (e.g. using ActiveState under Cygwin).
+#
 
 GIT-VERSION-FILE: .FORCE-GIT-VERSION-FILE
        @$(SHELL_PATH) ./GIT-VERSION-GEN
@@ -116,7 +118,6 @@ 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 +136,7 @@ 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
@@ -160,7 +161,7 @@ BASIC_LDFLAGS =
 SCRIPT_SH = \
        git-bisect.sh git-checkout.sh \
        git-clean.sh git-clone.sh git-commit.sh \
-       git-fetch.sh \
+       git-fetch.sh git-gc.sh \
        git-ls-remote.sh \
        git-merge-one-file.sh git-parse-remote.sh \
        git-pull.sh git-rebase.sh \
@@ -173,18 +174,14 @@ SCRIPT_SH = \
        git-lost-found.sh git-quiltimport.sh
 
 SCRIPT_PERL = \
+       git-add--interactive.perl \
        git-archimport.perl git-cvsimport.perl git-relink.perl \
-       git-shortlog.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
@@ -201,7 +198,7 @@ PROGRAMS = \
        git-update-server-info$X \
        git-upload-pack$X git-verify-pack$X \
        git-pack-redundant$X git-var$X \
-       git-describe$X git-merge-tree$X git-blame$X git-imap-send$X \
+       git-describe$X git-merge-tree$X git-imap-send$X \
        git-merge-recursive$X \
        $(EXTRA_PROGRAMS)
 
@@ -227,12 +224,8 @@ endif
 ifndef PERL_PATH
        PERL_PATH = /usr/bin/perl
 endif
-ifndef PYTHON_PATH
-       PYTHON_PATH = /usr/bin/python
-endif
 
-PYMODULES = \
-       gitMergeCommon.py
+export PERL_PATH
 
 LIB_FILE=libgit.a
 XDIFF_LIB=xdiff/lib.a
@@ -241,7 +234,8 @@ LIB_H = \
        archive.h blob.h cache.h commit.h csum-file.h delta.h grep.h \
        diff.h object.h pack.h pkt-line.h quote.h refs.h list-objects.h sideband.h \
        run-command.h strbuf.h tag.h tree.h git-compat-util.h revision.h \
-       tree-walk.h log-tree.h dir.h path-list.h unpack-trees.h builtin.h
+       tree-walk.h log-tree.h dir.h path-list.h unpack-trees.h builtin.h \
+       utf8.h
 
 DIFF_OBJS = \
        diff.o diff-lib.o diffcore-break.o diffcore-order.o \
@@ -260,13 +254,14 @@ LIB_OBJS = \
        revision.o pager.o tree-walk.o xdiff-interface.o \
        write_or_die.o trace.o list-objects.o grep.o \
        alloc.o merge-file.o path-list.o help.o unpack-trees.o $(DIFF_OBJS) \
-       color.o wt-status.o archive-zip.o archive-tar.o
+       color.o wt-status.o archive-zip.o archive-tar.o shallow.o utf8.o
 
 BUILTIN_OBJS = \
        builtin-add.o \
        builtin-annotate.o \
        builtin-apply.o \
        builtin-archive.o \
+       builtin-blame.o \
        builtin-branch.o \
        builtin-cat-file.o \
        builtin-checkout-index.o \
@@ -287,19 +282,22 @@ 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 \
-       builtin-pickaxe.o \
        builtin-prune.o \
        builtin-prune-packed.o \
        builtin-push.o \
        builtin-read-tree.o \
+       builtin-reflog.o \
        builtin-repo-config.o \
+       builtin-rerere.o \
        builtin-rev-list.o \
        builtin-rev-parse.o \
        builtin-rm.o \
        builtin-runstatus.o \
+       builtin-shortlog.o \
        builtin-show-branch.o \
        builtin-stripspace.o \
        builtin-symbolic-ref.o \
@@ -334,18 +332,6 @@ ifeq ($(uname_S),Darwin)
        NEEDS_SSL_WITH_CRYPTO = YesPlease
        NEEDS_LIBICONV = YesPlease
        NO_STRLCPY = YesPlease
-       ifndef NO_FINK
-               ifeq ($(shell test -d /sw/lib && echo y),y)
-                       BASIC_CFLAGS += -I/sw/include
-                       BASIC_LDFLAGS += -L/sw/lib
-               endif
-       endif
-       ifndef NO_DARWIN_PORTS
-               ifeq ($(shell test -d /opt/local/lib && echo y),y)
-                       BASIC_CFLAGS += -I/opt/local/include
-                       BASIC_LDFLAGS += -L/opt/local/lib
-               endif
-       endif
 endif
 ifeq ($(uname_S),SunOS)
        NEEDS_SOCKET = YesPlease
@@ -374,10 +360,11 @@ ifeq ($(uname_O),Cygwin)
        NO_SYMLINK_HEAD = YesPlease
        NEEDS_LIBICONV = YesPlease
        NO_C99_FORMAT = YesPlease
+       NO_FAST_WORKING_DIRECTORY = UnfortunatelyYes
        # There are conflicting reports about this.
        # On some boxes NO_MMAP is needed, and not so elsewhere.
-       # Try uncommenting this if you see things break -- YMMV.
-       NO_MMAP = YesPlease
+       # Try commenting this out if you suspect MMAP is more efficient
+       NO_MMAP = YesPlease
        NO_IPV6 = YesPlease
        X = .exe
 endif
@@ -423,21 +410,34 @@ endif
 -include config.mak.autogen
 -include config.mak
 
-ifdef WITH_OWN_SUBPROCESS_PY
-       PYMODULES += compat/subprocess.py
-else
-       ifeq ($(NO_PYTHON),)
-               ifneq ($(shell $(PYTHON_PATH) -c 'import subprocess;print"OK"' 2>/dev/null),OK)
-                       PYMODULES += compat/subprocess.py
+ifeq ($(uname_S),Darwin)
+       ifndef NO_FINK
+               ifeq ($(shell test -d /sw/lib && echo y),y)
+                       BASIC_CFLAGS += -I/sw/include
+                       BASIC_LDFLAGS += -L/sw/lib
                endif
        endif
+       ifndef NO_DARWIN_PORTS
+               ifeq ($(shell test -d /opt/local/lib && echo y),y)
+                       BASIC_CFLAGS += -I/opt/local/include
+                       BASIC_LDFLAGS += -L/opt/local/lib
+               endif
+       endif
+endif
+
+ifdef NO_R_TO_GCC_LINKER
+       # Some gcc does not accept and pass -R to the linker to specify
+       # the runtime dynamic library path.
+       CC_LD_DYNPATH = -Wl,-rpath=
+else
+       CC_LD_DYNPATH = -R
 endif
 
 ifndef NO_CURL
        ifdef CURLDIR
-               # This is still problematic -- gcc does not always want -R.
+               # Try "-Wl,-rpath=$(CURLDIR)/lib" in such a case.
                BASIC_CFLAGS += -I$(CURLDIR)/include
-               CURL_LIBCURL = -L$(CURLDIR)/lib -R$(CURLDIR)/lib -lcurl
+               CURL_LIBCURL = -L$(CURLDIR)/lib $(CC_LD_DYNPATH)$(CURLDIR)/lib -lcurl
        else
                CURL_LIBCURL = -lcurl
        endif
@@ -456,9 +456,8 @@ endif
 ifndef NO_OPENSSL
        OPENSSL_LIBSSL = -lssl
        ifdef OPENSSLDIR
-               # Again this may be problematic -- gcc does not always want -R.
                BASIC_CFLAGS += -I$(OPENSSLDIR)/include
-               OPENSSL_LINK = -L$(OPENSSLDIR)/lib -R$(OPENSSLDIR)/lib
+               OPENSSL_LINK = -L$(OPENSSLDIR)/lib $(CC_LD_DYNPATH)$(OPENSSLDIR)/lib
        else
                OPENSSL_LINK =
        endif
@@ -474,9 +473,8 @@ else
 endif
 ifdef NEEDS_LIBICONV
        ifdef ICONVDIR
-               # Again this may be problematic -- gcc does not always want -R.
                BASIC_CFLAGS += -I$(ICONVDIR)/include
-               ICONV_LINK = -L$(ICONVDIR)/lib -R$(ICONVDIR)/lib
+               ICONV_LINK = -L$(ICONVDIR)/lib $(CC_LD_DYNPATH)$(ICONVDIR)/lib
        else
                ICONV_LINK =
        endif
@@ -520,6 +518,9 @@ ifdef NO_MMAP
        COMPAT_CFLAGS += -DNO_MMAP
        COMPAT_OBJS += compat/mmap.o
 endif
+ifdef NO_FAST_WORKING_DIRECTORY
+       BASIC_CFLAGS += -DNO_FAST_WORKING_DIRECTORY
+endif
 ifdef NO_IPV6
        BASIC_CFLAGS += -DNO_IPV6
 endif
@@ -558,8 +559,8 @@ else
 endif
 endif
 endif
-ifdef NO_ACCURATE_DIFF
-       BASIC_CFLAGS += -DNO_ACCURATE_DIFF
+ifdef NO_PERL_MAKEMAKER
+       export NO_PERL_MAKEMAKER
 endif
 
 # Shell quote (do not use $(call) to accommodate ancient setups);
@@ -574,8 +575,6 @@ 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)
 
@@ -592,8 +591,8 @@ export prefix TAR INSTALL DESTDIR SHELL_PATH template_dir
 
 all: $(ALL_PROGRAMS) $(BUILT_INS) git$X gitk gitweb/gitweb.cgi
 
-all: perl/Makefile
-       $(MAKE) -C perl
+all:
+       $(MAKE) -C perl PERL_PATH='$(PERL_PATH_SQ)' prefix='$(prefix_SQ)' all
        $(MAKE) -C templates
 
 strip: $(PROGRAMS) git$X
@@ -622,12 +621,15 @@ $(patsubst %.sh,%,$(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 $@+ $@
 
-$(patsubst %.perl,%,$(SCRIPT_PERL)): perl/Makefile
+$(patsubst %.perl,%,$(SCRIPT_PERL)): perl/perl.mak
+
+perl/perl.mak: GIT-CFLAGS
+       $(MAKE) -C perl PERL_PATH='$(PERL_PATH_SQ)' prefix='$(prefix_SQ)' $(@F)
+
 $(patsubst %.perl,%,$(SCRIPT_PERL)): % : %.perl
        rm -f $@ $@+
        INSTLIBDIR=`$(MAKE) -C perl -s --no-print-directory instlibdir` && \
@@ -644,15 +646,6 @@ $(patsubst %.perl,%,$(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 $@+ $@
@@ -689,7 +682,6 @@ git-instaweb: git-instaweb.sh gitweb/gitweb.cgi gitweb/gitweb.css
        sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
            -e 's/@@GIT_VERSION@@/$(GIT_VERSION)/g' \
            -e 's/@@NO_CURL@@/$(NO_CURL)/g' \
-           -e 's/@@NO_PYTHON@@/$(NO_PYTHON)/g' \
            -e '/@@GITWEB_CGI@@/r gitweb/gitweb.cgi' \
            -e '/@@GITWEB_CGI@@/d' \
            -e '/@@GITWEB_CSS@@/r gitweb/gitweb.css' \
@@ -709,7 +701,6 @@ configure: configure.ac
 git$X git.spec \
        $(patsubst %.sh,%,$(SCRIPT_SH)) \
        $(patsubst %.perl,%,$(SCRIPT_PERL)) \
-       $(patsubst %.py,%,$(SCRIPT_PYTHON)) \
        : GIT-VERSION-FILE
 
 %.o: %.c GIT-CFLAGS
@@ -759,7 +750,8 @@ $(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 +775,7 @@ 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 +791,6 @@ 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
@@ -808,8 +799,8 @@ test: all
 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) $^
+test-delta$X: test-delta.o diff-delta.o patch-delta.o $(GITLIBS)
+       $(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(LIBS)
 
 test-dump-cache-tree$X: dump-cache-tree.o $(GITLIBS)
        $(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(LIBS)
@@ -833,9 +824,7 @@ install: all
        $(INSTALL) $(ALL_PROGRAMS) '$(DESTDIR_SQ)$(gitexecdir_SQ)'
        $(INSTALL) git$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)'
+       $(MAKE) -C perl prefix='$(prefix_SQ)' install
        if test 'z$(bindir_SQ)' != 'z$(gitexecdir_SQ)'; \
        then \
                ln -f '$(DESTDIR_SQ)$(bindir_SQ)/git$X' \
@@ -848,6 +837,8 @@ install: all
 install-doc:
        $(MAKE) -C Documentation install
 
+quick-install-doc:
+       $(MAKE) -C Documentation quick-install
 
 
 
@@ -905,8 +896,7 @@ clean:
        rm -f $(htmldocs).tar.gz $(manpages).tar.gz
        rm -f gitweb/gitweb.cgi
        $(MAKE) -C Documentation/ clean
-       [ ! -f perl/Makefile ] || $(MAKE) -C perl/ clean || $(MAKE) -C perl/ clean
-       rm -f perl/ppport.h perl/Makefile.old
+       $(MAKE) -C perl clean
        $(MAKE) -C templates/ clean
        $(MAKE) -C t/ clean
        rm -f GIT-VERSION-FILE GIT-CFLAGS
@@ -922,7 +912,6 @@ 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" || \