format-patch: add --range-diff option to embed diff in cover letter

diff --git a/Makefile b/Makefile
index bb8bd672016ddbe3bf89db9f035b89b85cd3a4a9..12e3c2d8653e489775dee22a62ada97e7c46bc28 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -860,6 +860,7 @@ LIB_OBJS += ewah/ewah_bitmap.o
 LIB_OBJS += ewah/ewah_io.o
 LIB_OBJS += ewah/ewah_rlw.o
 LIB_OBJS += exec-cmd.o
+LIB_OBJS += fetch-negotiator.o
 LIB_OBJS += fetch-object.o
 LIB_OBJS += fetch-pack.o
 LIB_OBJS += fsck.o
@@ -869,9 +870,11 @@ LIB_OBJS += gpg-interface.o
 LIB_OBJS += graph.o
 LIB_OBJS += grep.o
 LIB_OBJS += hashmap.o
+LIB_OBJS += linear-assignment.o
 LIB_OBJS += help.o
 LIB_OBJS += hex.o
 LIB_OBJS += ident.o
+LIB_OBJS += interdiff.o
 LIB_OBJS += kwset.o
 LIB_OBJS += levenshtein.o
 LIB_OBJS += line-log.o
@@ -892,6 +895,8 @@ LIB_OBJS += merge-blobs.o
 LIB_OBJS += merge-recursive.o
 LIB_OBJS += mergesort.o
 LIB_OBJS += name-hash.o
+LIB_OBJS += negotiator/default.o
+LIB_OBJS += negotiator/skipping.o
 LIB_OBJS += notes.o
 LIB_OBJS += notes-cache.o
 LIB_OBJS += notes-merge.o
@@ -921,6 +926,7 @@ LIB_OBJS += progress.o
 LIB_OBJS += prompt.o
 LIB_OBJS += protocol.o
 LIB_OBJS += quote.o
+LIB_OBJS += range-diff.o
 LIB_OBJS += reachable.o
 LIB_OBJS += read-cache.o
 LIB_OBJS += reflog-walk.o
@@ -1059,6 +1065,7 @@ BUILTIN_OBJS += builtin/prune-packed.o
 BUILTIN_OBJS += builtin/prune.o
 BUILTIN_OBJS += builtin/pull.o
 BUILTIN_OBJS += builtin/push.o
+BUILTIN_OBJS += builtin/range-diff.o
 BUILTIN_OBJS += builtin/read-tree.o
 BUILTIN_OBJS += builtin/rebase--helper.o
 BUILTIN_OBJS += builtin/receive-pack.o
@@ -2022,8 +2029,9 @@ version.sp version.s version.o: GIT-VERSION-FILE GIT-USER-AGENT
 version.sp version.s version.o: EXTRA_CPPFLAGS = \
        '-DGIT_VERSION="$(GIT_VERSION)"' \
        '-DGIT_USER_AGENT=$(GIT_USER_AGENT_CQ_SQ)' \
-       '-DGIT_BUILT_FROM_COMMIT="$(shell GIT_CEILING_DIRECTORIES=\"$(CURDIR)/..\" \
-               git rev-parse -q --verify HEAD || :)"'
+       '-DGIT_BUILT_FROM_COMMIT="$(shell \
+               GIT_CEILING_DIRECTORIES="$(CURDIR)/.." \
+               git rev-parse -q --verify HEAD 2>/dev/null)"'
 
 $(BUILT_INS): git$X
        $(QUIET_BUILT_IN)$(RM) $@ && \
@@ -2111,7 +2119,7 @@ $(SCRIPT_PERL_GEN): % : %.perl GIT-PERL-DEFINES GIT-PERL-HEADER GIT-VERSION-FILE
        $(QUIET_GEN)$(RM) $@ $@+ && \
        sed -e '1{' \
            -e '        s|#!.*perl|#!$(PERL_PATH_SQ)|' \
-           -e '        rGIT-PERL-HEADER' \
+           -e '        r GIT-PERL-HEADER' \
            -e '        G' \
            -e '}' \
            -e 's/@@GIT_VERSION@@/$(GIT_VERSION)/g' \