Merge branch 'maint-1.6.2' into maint-1.6.3

diff --git a/Makefile b/Makefile
index 8b220ada7c2da1be6564edfb812eb2c4bfdf9221..f88ed3e14d2421fdd730705d2aac0c317d6f94e0 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -172,9 +172,12 @@ all::
 # information on a not yet closed file that lstat would return for the same
 # file after it was closed.
 #
-# Define UNRELIABLE_HARDLINKS if your operating systems has problems when
-# hardlinking a file to another name and unlinking the original file right
+# Define OBJECT_CREATION_USES_RENAMES if your operating systems has problems
+# when hardlinking a file to another name and unlinking the original file right
 # away (some NTFS drivers seem to zero the contents in that scenario).
+#
+# Define NO_CROSS_DIRECTORY_HARDLINKS if you plan to distribute the installed
+# programs as a tar, where bin/ and libexec/ might be on different file systems.
 
 GIT-VERSION-FILE: .FORCE-GIT-VERSION-FILE
        @$(SHELL_PATH) ./GIT-VERSION-GEN
@@ -699,6 +702,7 @@ ifeq ($(uname_S),SunOS)
        NO_HSTRERROR = YesPlease
        NO_MKDTEMP = YesPlease
        OLD_ICONV = UnfortunatelyYes
+       NO_EXTERNAL_GREP = YesPlease
        ifeq ($(uname_R),5.8)
                NO_UNSETENV = YesPlease
                NO_SETENV = YesPlease
@@ -749,6 +753,7 @@ endif
 ifeq ($(uname_S),OpenBSD)
        NO_STRCASESTR = YesPlease
        NO_MEMMEM = YesPlease
+       USE_ST_TIMESPEC = YesPlease
        NEEDS_LIBICONV = YesPlease
        BASIC_CFLAGS += -I/usr/local/include
        BASIC_LDFLAGS += -L/usr/local/lib
@@ -837,7 +842,7 @@ ifneq (,$(findstring MINGW,$(uname_S)))
        NO_NSEC = YesPlease
        USE_WIN32_MMAP = YesPlease
        UNRELIABLE_FSTAT = UnfortunatelyYes
-       UNRELIABLE_HARDLINKS = UnfortunatelySometimes
+       OBJECT_CREATION_USES_RENAMES = UnfortunatelyNeedsTo
        COMPAT_CFLAGS += -D__USE_MINGW_ACCESS -DNOGDI -Icompat -Icompat/regex -Icompat/fnmatch
        COMPAT_CFLAGS += -DSNPRINTF_SIZE_CORR=1
        COMPAT_CFLAGS += -DSTRIP_EXTENSION=\".exe\"
@@ -1021,8 +1026,8 @@ else
                COMPAT_OBJS += compat/win32mmap.o
        endif
 endif
-ifdef UNRELIABLE_HARDLINKS
-       COMPAT_CFLAGS += -DUNRELIABLE_HARDLINKS=1
+ifdef OBJECT_CREATION_USES_RENAMES
+       COMPAT_CFLAGS += -DOBJECT_CREATION_MODE=1
 endif
 ifdef NO_PREAD
        COMPAT_CFLAGS += -DNO_PREAD
@@ -1381,7 +1386,7 @@ git-http-push$X: revision.o http.o http-push.o $(GITLIBS)
                $(LIBS) $(CURL_LIBCURL) $(EXPAT_LIBEXPAT)
 
 $(LIB_OBJS) $(BUILTIN_OBJS): $(LIB_H)
-$(patsubst git-%$X,%.o,$(PROGRAMS)): $(LIB_H) $(wildcard */*.h)
+$(patsubst git-%$X,%.o,$(PROGRAMS)) git.o: $(LIB_H) $(wildcard */*.h)
 builtin-revert.o wt-status.o: wt-status.h
 
 $(LIB_FILE): $(LIB_OBJS)
@@ -1544,11 +1549,12 @@ ifndef NO_TCLTK
        $(MAKE) -C git-gui gitexecdir='$(gitexec_instdir_SQ)' install
 endif
 ifneq (,$X)
-       $(foreach p,$(patsubst %$X,%,$(filter %$X,$(ALL_PROGRAMS) $(BUILT_INS) git$X)), $(RM) '$(DESTDIR_SQ)$(gitexec_instdir_SQ)/$p';)
+       $(foreach p,$(patsubst %$X,%,$(filter %$X,$(ALL_PROGRAMS) $(BUILT_INS) git$X)), test '$(DESTDIR_SQ)$(gitexec_instdir_SQ)/$p' -ef '$(DESTDIR_SQ)$(gitexec_instdir_SQ)/$p$X' || $(RM) '$(DESTDIR_SQ)$(gitexec_instdir_SQ)/$p';)
 endif
        bindir=$$(cd '$(DESTDIR_SQ)$(bindir_SQ)' && pwd) && \
        execdir=$$(cd '$(DESTDIR_SQ)$(gitexec_instdir_SQ)' && pwd) && \
        { $(RM) "$$execdir/git-add$X" && \
+               test -z "$(NO_CROSS_DIRECTORY_HARDLINKS)" && \
                ln "$$bindir/git$X" "$$execdir/git-add$X" 2>/dev/null || \
                cp "$$bindir/git$X" "$$execdir/git-add$X"; } && \
        { for p in $(filter-out git-add$X,$(BUILT_INS)); do \