builtin-help: fallback to GIT_MAN_VIEWER before man

diff --git a/Makefile b/Makefile
index 71339e1098f88ab001f98588ed7a015d3aeebebf..bf400e64f39e5967206c01d2266aca800d4db667 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -124,6 +124,9 @@ all::
 # Define USE_STDEV below if you want git to care about the underlying device
 # change being considered an inode change from the update-index perspective.
 #
+# Define NO_ST_BLOCKS_IN_STRUCT_STAT if your platform does not have st_blocks
+# field that counts the on-disk footprint in 512-byte blocks.
+#
 # Define ASCIIDOC8 if you want to format documentation with AsciiDoc 8
 #
 # Define DOCBOOK_XSL_172 if you want to format man pages with DocBook XSL v1.72.
@@ -354,6 +357,7 @@ LIB_H += git-compat-util.h
 LIB_H += graph.h
 LIB_H += grep.h
 LIB_H += hash.h
+LIB_H += help.h
 LIB_H += list-objects.h
 LIB_H += ll-merge.h
 LIB_H += log-tree.h
@@ -517,6 +521,7 @@ 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
@@ -574,9 +579,11 @@ EXTLIBS =
 
 ifeq ($(uname_S),Linux)
        NO_STRLCPY = YesPlease
+       THREADED_DELTA_SEARCH = YesPlease
 endif
 ifeq ($(uname_S),GNU/kFreeBSD)
        NO_STRLCPY = YesPlease
+       THREADED_DELTA_SEARCH = YesPlease
 endif
 ifeq ($(uname_S),UnixWare)
        CC = cc
@@ -674,6 +681,7 @@ ifeq ($(uname_S),FreeBSD)
        BASIC_CFLAGS += -I/usr/local/include
        BASIC_LDFLAGS += -L/usr/local/lib
        DIR_HAS_BSD_GROUP_SEMANTICS = YesPlease
+       THREADED_DELTA_SEARCH = YesPlease
 endif
 ifeq ($(uname_S),OpenBSD)
        NO_STRCASESTR = YesPlease
@@ -681,6 +689,7 @@ ifeq ($(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 "$(uname_R)" : '[01]\.'),2)
@@ -689,6 +698,7 @@ ifeq ($(uname_S),NetBSD)
        BASIC_CFLAGS += -I/usr/pkg/include
        BASIC_LDFLAGS += -L/usr/pkg/lib
        ALL_LDFLAGS += -Wl,-rpath,/usr/pkg/lib
+       THREADED_DELTA_SEARCH = YesPlease
 endif
 ifeq ($(uname_S),AIX)
        NO_STRCASESTR=YesPlease
@@ -726,6 +736,7 @@ ifeq ($(uname_S),HP-UX)
        NO_UNSETENV = YesPlease
        NO_HSTRERROR = YesPlease
        NO_SYS_SELECT_H = YesPlease
+       SNPRINTF_RETURNS_BOGUS = YesPlease
 endif
 ifneq (,$(findstring MINGW,$(uname_S)))
        NO_MMAP = YesPlease
@@ -748,6 +759,7 @@ ifneq (,$(findstring MINGW,$(uname_S)))
        NO_SVN_TESTS = YesPlease
        NO_PERL_MAKEMAKER = YesPlease
        NO_POSIX_ONLY_PROGRAMS = YesPlease
+       NO_ST_BLOCKS_IN_STRUCT_STAT = YesPlease
        COMPAT_CFLAGS += -D__USE_MINGW_ACCESS -DNOGDI -Icompat
        COMPAT_CFLAGS += -DSNPRINTF_SIZE_CORR=1
        COMPAT_CFLAGS += -DSTRIP_EXTENSION=\".exe\"
@@ -862,6 +874,9 @@ endif
 ifdef NO_D_INO_IN_DIRENT
        BASIC_CFLAGS += -DNO_D_INO_IN_DIRENT
 endif
+ifdef NO_ST_BLOCKS_IN_STRUCT_STAT
+       BASIC_CFLAGS += -DNO_ST_BLOCKS_IN_STRUCT_STAT
+endif
 ifdef NO_C99_FORMAT
        BASIC_CFLAGS += -DNO_C99_FORMAT
 endif
@@ -1090,14 +1105,17 @@ git$X: git.o $(BUILTIN_OBJS) $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ git.o \
                $(BUILTIN_OBJS) $(ALL_LDFLAGS) $(LIBS)
 
-help.o: help.c common-cmds.h GIT-CFLAGS
+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)"' $<
 
 $(BUILT_INS): git$X
-       $(QUIET_BUILT_IN)$(RM) $@ && ln git$X $@
+       $(QUIET_BUILT_IN)$(RM) $@ && \
+       ln git$X $@ 2>/dev/null || \
+       ln -s git$X $@ 2>/dev/null || \
+       cp git$X $@
 
 common-cmds.h: ./generate-cmdlist.sh command-list.txt
 
@@ -1214,7 +1232,9 @@ endif
 git-%$X: %.o $(GITLIBS)
        $(QUIET_LINK)$(CC) $(ALL_CFLAGS) -o $@ $(ALL_LDFLAGS) $(filter %.o,$^) $(LIBS)
 
-git-imap-send$X: imap-send.o $(LIB_FILE)
+git-imap-send$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 transport.o: http.h
 
@@ -1344,7 +1364,7 @@ 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$X '$(DESTDIR_SQ)$(bindir_SQ)'
+       $(INSTALL) git$X git-upload-pack$X git-receive-pack$X git-upload-archive$X git-shell$X '$(DESTDIR_SQ)$(bindir_SQ)'
        $(MAKE) -C templates DESTDIR='$(DESTDIR_SQ)' install
        $(MAKE) -C perl prefix='$(prefix_SQ)' DESTDIR='$(DESTDIR_SQ)' install
 ifndef NO_TCLTK
@@ -1356,16 +1376,13 @@ ifneq (,$X)
 endif
        bindir=$$(cd '$(DESTDIR_SQ)$(bindir_SQ)' && pwd) && \
        execdir=$$(cd '$(DESTDIR_SQ)$(gitexec_instdir_SQ)' && pwd) && \
-       if test "z$$bindir" != "z$$execdir"; \
-       then \
-               ln -f "$$bindir/git$X" "$$execdir/git$X" || \
-               cp "$$bindir/git$X" "$$execdir/git$X"; \
-       fi && \
-       { $(foreach p,$(BUILT_INS), $(RM) "$$execdir/$p" && ln "$$execdir/git$X" "$$execdir/$p" ;) } && \
-       if test "z$$bindir" != "z$$execdir"; \
-       then \
-               $(RM) "$$execdir/git$X"; \
-       fi && \
+       { $(RM) "$$execdir/git-add$X" && \
+               ln git-add$X "$$execdir/git-add$X" 2>/dev/null || \
+               cp git-add$X "$$execdir/git-add$X"; } && \
+       { $(foreach p,$(filter-out git-add,$(BUILT_INS)), $(RM) "$$execdir/$p" && \
+               ln "$$execdir/git-add$X" "$$execdir/$p" 2>/dev/null || \
+               ln -s "git-add$X" "$$execdir/$p" 2>/dev/null || \
+               cp "$$execdir/git-add$X" "$$execdir/$p" || exit;) } && \
        ./check_bindir "z$$bindir" "z$$execdir" "$$bindir/git-add$X"
 
 install-doc: