xdiff-merge: optionally show conflicts in "diff3 -m" style

diff --git a/Makefile b/Makefile
index 3a0dc88c85192e2f7f684c3e2ea878d43c5c242e..2cef0187d1d28ef2b466c1231499409f5cc1532f 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -293,7 +293,6 @@ PROGRAMS += git-pack-redundant$X
 PROGRAMS += git-patch-id$X
 PROGRAMS += git-receive-pack$X
 PROGRAMS += git-send-pack$X
-PROGRAMS += git-shell$X
 PROGRAMS += git-show-index$X
 PROGRAMS += git-unpack-file$X
 PROGRAMS += git-update-server-info$X
@@ -728,6 +727,7 @@ ifeq ($(uname_S),HP-UX)
        NO_UNSETENV = YesPlease
        NO_HSTRERROR = YesPlease
        NO_SYS_SELECT_H = YesPlease
+       SNPRINTF_RETURNS_BOGUS = YesPlease
 endif
 ifneq (,$(findstring MINGW,$(uname_S)))
        NO_MMAP = YesPlease
@@ -823,6 +823,7 @@ EXTLIBS += -lz
 ifndef NO_POSIX_ONLY_PROGRAMS
        PROGRAMS += git-daemon$X
        PROGRAMS += git-imap-send$X
+       PROGRAMS += git-shell$X
 endif
 ifndef NO_OPENSSL
        OPENSSL_LIBSSL = -lssl
@@ -1060,19 +1061,26 @@ export TAR INSTALL DESTDIR SHELL_PATH
 
 ### Build rules
 
-all:: $(ALL_PROGRAMS) $(BUILT_INS) $(OTHER_PROGRAMS) GIT-BUILD-OPTIONS
+SHELL = $(SHELL_PATH)
+
+all:: shell_compatibility_test $(ALL_PROGRAMS) $(BUILT_INS) $(OTHER_PROGRAMS) GIT-BUILD-OPTIONS
 ifneq (,$X)
-       $(foreach p,$(patsubst %$X,%,$(filter %$X,$(ALL_PROGRAMS) $(BUILT_INS) git$X)), $(RM) '$p';)
+       $(foreach p,$(patsubst %$X,%,$(filter %$X,$(ALL_PROGRAMS) $(BUILT_INS) git$X)), test '$p' -ef '$p$X' || $(RM) '$p';)
 endif
 
 all::
 ifndef NO_TCLTK
-       $(QUIET_SUBDIR0)git-gui $(QUIET_SUBDIR1) all
+       $(QUIET_SUBDIR0)git-gui $(QUIET_SUBDIR1) gitexecdir='$(gitexec_instdir_SQ)' all
        $(QUIET_SUBDIR0)gitk-git $(QUIET_SUBDIR1) all
 endif
        $(QUIET_SUBDIR0)perl $(QUIET_SUBDIR1) PERL_PATH='$(PERL_PATH_SQ)' prefix='$(prefix_SQ)' all
        $(QUIET_SUBDIR0)templates $(QUIET_SUBDIR1)
 
+please_set_SHELL_PATH_to_a_more_modern_shell:
+       @$$(:)
+
+shell_compatibility_test: please_set_SHELL_PATH_to_a_more_modern_shell
+
 strip: $(PROGRAMS) git$X
        $(STRIP) $(STRIP_OPTS) $(PROGRAMS) git$X
 
@@ -1362,8 +1370,11 @@ endif
                cp "$$bindir/git$X" "$$execdir/git$X"; \
        fi && \
        { $(foreach p,$(BUILT_INS), $(RM) "$$execdir/$p" && ln "$$execdir/git$X" "$$execdir/$p" ;) } && \
-       $(RM) "$$execdir/git$X" && \
-       ./check_bindir "z$$bindir" "z$$execdir" "$$bindir/git-shell$X"
+       if test "z$$bindir" != "z$$execdir"; \
+       then \
+               $(RM) "$$execdir/git$X"; \
+       fi && \
+       ./check_bindir "z$$bindir" "z$$execdir" "$$bindir/git-add$X"
 
 install-doc:
        $(MAKE) -C Documentation install
@@ -1452,6 +1463,7 @@ endif
        $(RM) GIT-VERSION-FILE GIT-CFLAGS GIT-GUI-VARS GIT-BUILD-OPTIONS
 
 .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