grep: un-break building with PCRE >= 8.32 without --enable-jit

diff --git a/Makefile b/Makefile
index 9f8b35ad41fc37f3b0e3dcd2e294c039f698cbe4..502c07246f0d2b996d07e9007356541728bd7ccc 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -24,8 +24,18 @@ all::
 # Define NO_OPENSSL environment variable if you do not have OpenSSL.
 # This also implies BLK_SHA1.
 #
-# Define USE_LIBPCRE if you have and want to use libpcre. git-grep will be
-# able to use Perl-compatible regular expressions.
+# Define USE_LIBPCRE if you have and want to use libpcre. Various
+# commands such as log and grep offer runtime options to use
+# Perl-compatible regular expressions instead of standard or extended
+# POSIX regular expressions.
+#
+# When using USE_LIBPCRE1, define NO_LIBPCRE1_JIT if the PCRE v1
+# library is compiled without --enable-jit. We will auto-detect
+# whether the version of the PCRE v1 library in use has JIT support at
+# all, but we unfortunately can't auto-detect whether JIT support
+# hasn't been compiled in in an otherwise JIT-supporting version. If
+# you have link-time errors about a missing `pcre_jit_exec` define
+# this, or recompile PCRE v1 with --enable-jit.
 #
 # Define LIBPCREDIR=/foo/bar if your libpcre header and library files are in
 # /foo/bar/include and /foo/bar/lib directories.
@@ -626,10 +636,12 @@ TEST_PROGRAMS_NEED_X += test-line-buffer
 TEST_PROGRAMS_NEED_X += test-match-trees
 TEST_PROGRAMS_NEED_X += test-mergesort
 TEST_PROGRAMS_NEED_X += test-mktemp
+TEST_PROGRAMS_NEED_X += test-online-cpus
 TEST_PROGRAMS_NEED_X += test-parse-options
 TEST_PROGRAMS_NEED_X += test-path-utils
 TEST_PROGRAMS_NEED_X += test-prio-queue
 TEST_PROGRAMS_NEED_X += test-read-cache
+TEST_PROGRAMS_NEED_X += test-ref-store
 TEST_PROGRAMS_NEED_X += test-regex
 TEST_PROGRAMS_NEED_X += test-revision-walking
 TEST_PROGRAMS_NEED_X += test-run-command
@@ -637,6 +649,7 @@ TEST_PROGRAMS_NEED_X += test-scrap-cache-tree
 TEST_PROGRAMS_NEED_X += test-sha1
 TEST_PROGRAMS_NEED_X += test-sha1-array
 TEST_PROGRAMS_NEED_X += test-sigchain
+TEST_PROGRAMS_NEED_X += test-strcmp-offset
 TEST_PROGRAMS_NEED_X += test-string-list
 TEST_PROGRAMS_NEED_X += test-submodule-config
 TEST_PROGRAMS_NEED_X += test-subprocess
@@ -814,6 +827,7 @@ LIB_OBJS += reflog-walk.o
 LIB_OBJS += refs.o
 LIB_OBJS += refs/files-backend.o
 LIB_OBJS += refs/iterator.o
+LIB_OBJS += refs/ref-cache.o
 LIB_OBJS += ref-filter.o
 LIB_OBJS += remote.o
 LIB_OBJS += replace_object.o
@@ -1082,12 +1096,16 @@ ifdef NO_LIBGEN_H
 endif
 
 ifdef USE_LIBPCRE
-       BASIC_CFLAGS += -DUSE_LIBPCRE
+       BASIC_CFLAGS += -DUSE_LIBPCRE1
        ifdef LIBPCREDIR
                BASIC_CFLAGS += -I$(LIBPCREDIR)/include
                EXTLIBS += -L$(LIBPCREDIR)/$(lib) $(CC_LD_DYNPATH)$(LIBPCREDIR)/$(lib)
        endif
        EXTLIBS += -lpcre
+
+ifdef NO_LIBPCRE1_JIT
+       BASIC_CFLAGS += -DNO_LIBPCRE1_JIT
+endif
 endif
 
 ifdef HAVE_ALLOCA_H
@@ -1851,6 +1869,7 @@ perl/perl.mak: perl/PM.stamp
 
 perl/PM.stamp: FORCE
        @$(FIND) perl -type f -name '*.pm' | sort >$@+ && \
+       $(PERL_PATH) -V >>$@+ && \
        { cmp $@+ $@ >/dev/null 2>/dev/null || mv $@+ $@; } && \
        $(RM) $@+
 
@@ -2233,8 +2252,10 @@ GIT-BUILD-OPTIONS: FORCE
        @echo TAR=\''$(subst ','\'',$(subst ','\'',$(TAR)))'\' >>$@+
        @echo NO_CURL=\''$(subst ','\'',$(subst ','\'',$(NO_CURL)))'\' >>$@+
        @echo NO_EXPAT=\''$(subst ','\'',$(subst ','\'',$(NO_EXPAT)))'\' >>$@+
-       @echo USE_LIBPCRE=\''$(subst ','\'',$(subst ','\'',$(USE_LIBPCRE)))'\' >>$@+
+       @echo USE_LIBPCRE1=\''$(subst ','\'',$(subst ','\'',$(USE_LIBPCRE)))'\' >>$@+
+       @echo NO_LIBPCRE1_JIT=\''$(subst ','\'',$(subst ','\'',$(NO_LIBPCRE1_JIT)))'\' >>$@+
        @echo NO_PERL=\''$(subst ','\'',$(subst ','\'',$(NO_PERL)))'\' >>$@+
+       @echo NO_PTHREADS=\''$(subst ','\'',$(subst ','\'',$(NO_PTHREADS)))'\' >>$@+
        @echo NO_PYTHON=\''$(subst ','\'',$(subst ','\'',$(NO_PYTHON)))'\' >>$@+
        @echo NO_UNIX_SOCKETS=\''$(subst ','\'',$(subst ','\'',$(NO_UNIX_SOCKETS)))'\' >>$@+
        @echo PAGER_ENV=\''$(subst ','\'',$(subst ','\'',$(PAGER_ENV)))'\' >>$@+
@@ -2265,6 +2286,9 @@ endif
 ifdef GIT_PERF_MAKE_OPTS
        @echo GIT_PERF_MAKE_OPTS=\''$(subst ','\'',$(subst ','\'',$(GIT_PERF_MAKE_OPTS)))'\' >>$@+
 endif
+ifdef GIT_PERF_MAKE_COMMAND
+       @echo GIT_PERF_MAKE_COMMAND=\''$(subst ','\'',$(subst ','\'',$(GIT_PERF_MAKE_COMMAND)))'\' >>$@+
+endif
 ifdef GIT_INTEROP_MAKE_OPTS
        @echo GIT_INTEROP_MAKE_OPTS=\''$(subst ','\'',$(subst ','\'',$(GIT_INTEROP_MAKE_OPTS)))'\' >>$@+
 endif
@@ -2348,9 +2372,17 @@ check: common-cmds.h
 C_SOURCES = $(patsubst %.o,%.c,$(C_OBJ))
 %.cocci.patch: %.cocci $(C_SOURCES)
        @echo '    ' SPATCH $<; \
+       ret=0; \
        for f in $(C_SOURCES); do \
-               $(SPATCH) --sp-file $< $$f $(SPATCH_FLAGS); \
-       done >$@ 2>$@.log; \
+               $(SPATCH) --sp-file $< $$f $(SPATCH_FLAGS) || \
+                       { ret=$$?; break; }; \
+       done >$@+ 2>$@.log; \
+       if test $$ret != 0; \
+       then \
+               cat $@.log; \
+               exit 1; \
+       fi; \
+       mv $@+ $@; \
        if test -s $@; \
        then \
                echo '    ' SPATCH result: $@; \