builtin-help: fallback to GIT_MAN_VIEWER before man

diff --git a/Makefile b/Makefile
index 7a6cbb6f03e599de7644e5c3d72b15b89fa6ccfe..bf400e64f39e5967206c01d2266aca800d4db667 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -357,6 +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
@@ -520,6 +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
@@ -549,7 +551,6 @@ 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-shell.o
 BUILTIN_OBJS += builtin-shortlog.o
 BUILTIN_OBJS += builtin-show-branch.o
 BUILTIN_OBJS += builtin-show-ref.o
@@ -832,6 +833,7 @@ EXTLIBS += -lz
 ifndef NO_POSIX_ONLY_PROGRAMS
        PROGRAMS += git-daemon$X
        PROGRAMS += git-imap-send$X
+       PROGRAMS += git-shell$X
 endif
 ifndef NO_OPENSSL
        OPENSSL_LIBSSL = -lssl
@@ -1103,14 +1105,17 @@ git$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
 
@@ -1371,16 +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: