Zoltán Füzesi schrieb:
> Building git in msys environment fails:
> ...
> LINK git.exe
> builtin-grep.o: In function `wait_all':
> D:\devel\msysgit\git/builtin-grep.c:260: undefined reference to
> `pthread_cond_broadcast'
Use this. I'll try to find a better solution over the weekend.
diff --git a/Makefile b/Makefile
index c591d70..bbee373 100644
--- a/Makefile
+++ b/Makefile
@@ -183,6 +183,9 @@ all::
# Define THREADED_DELTA_SEARCH if you have pthreads and wish to exploit
# parallel delta searching when packing objects.
#
+# Define THREADED_GREP if you have pthreads and wish to exploit a
+# parallelized grep.
+#
# Define INTERNAL_QSORT to use Git's implementation of qsort(), which
# is a simplified version of the merge sort used in glibc. This is
# recommended if Git triggers O(n^2) behavior in your platform's qsort().
@@ -723,11 +726,13 @@ ifeq ($(uname_S),Linux)
NO_STRLCPY = YesPlease
NO_MKSTEMPS = YesPlease
THREADED_DELTA_SEARCH = YesPlease
+ THREADED_GREP = YesPlease
endif
ifeq ($(uname_S),GNU/kFreeBSD)
NO_STRLCPY = YesPlease
NO_MKSTEMPS = YesPlease
THREADED_DELTA_SEARCH = YesPlease
+ THREADED_GREP = YesPlease
endif
ifeq ($(uname_S),UnixWare)
CC = cc
@@ -782,6 +787,7 @@ ifeq ($(uname_S),Darwin)
endif
NO_MEMMEM = YesPlease
THREADED_DELTA_SEARCH = YesPlease
+ THREADED_GREP = YesPlease
USE_ST_TIMESPEC = YesPlease
endif
ifeq ($(uname_S),SunOS)
@@ -795,6 +801,7 @@ ifeq ($(uname_S),SunOS)
NO_MKSTEMPS = YesPlease
NO_REGEX = YesPlease
THREADED_DELTA_SEARCH = YesPlease
+ THREADED_GREP = YesPlease
ifeq ($(uname_R),5.7)
NEEDS_RESOLV = YesPlease
NO_IPV6 = YesPlease
@@ -851,6 +858,7 @@ ifeq ($(uname_S),FreeBSD)
DIR_HAS_BSD_GROUP_SEMANTICS = YesPlease
USE_ST_TIMESPEC = YesPlease
THREADED_DELTA_SEARCH = YesPlease
+ THREADED_GREP = YesPlease
ifeq ($(shell expr "$(uname_R)" : '4\.'),2)
PTHREAD_LIBS = -pthread
NO_UINTMAX_T = YesPlease
@@ -865,6 +873,7 @@ ifeq ($(uname_S),OpenBSD)
BASIC_CFLAGS += -I/usr/local/include
BASIC_LDFLAGS += -L/usr/local/lib
THREADED_DELTA_SEARCH = YesPlease
+ THREADED_GREP = YesPlease
endif
ifeq ($(uname_S),NetBSD)
ifeq ($(shell expr "$(uname_R)" : '[01]\.'),2)
@@ -873,6 +882,7 @@ ifeq ($(uname_S),NetBSD)
BASIC_CFLAGS += -I/usr/pkg/include
BASIC_LDFLAGS += -L/usr/pkg/lib $(CC_LD_DYNPATH)/usr/pkg/lib
THREADED_DELTA_SEARCH = YesPlease
+ THREADED_GREP = YesPlease
USE_ST_TIMESPEC = YesPlease
NO_MKSTEMPS = YesPlease
endif
@@ -889,6 +899,7 @@ ifeq ($(uname_S),AIX)
BASIC_CFLAGS += -D_LARGE_FILES
ifneq ($(shell expr "$(uname_V)" : '[1234]'),1)
THREADED_DELTA_SEARCH = YesPlease
+ THREADED_GREP = YesPlease
else
NO_PTHREADS = YesPlease
endif
@@ -916,6 +927,7 @@ ifeq ($(uname_S),IRIX)
SHELL_PATH = /usr/gnu/bin/bash
NEEDS_LIBGEN = YesPlease
THREADED_DELTA_SEARCH = YesPlease
+ THREADED_GREP = YesPlease
endif
ifeq ($(uname_S),IRIX64)
NO_SETENV=YesPlease
@@ -935,6 +947,7 @@ ifeq ($(uname_S),IRIX64)
SHELL_PATH=/usr/gnu/bin/bash
NEEDS_LIBGEN = YesPlease
THREADED_DELTA_SEARCH = YesPlease
+ THREADED_GREP = YesPlease
endif
ifeq ($(uname_S),HP-UX)
NO_IPV6=YesPlease
@@ -1334,6 +1347,7 @@ endif
ifdef NO_PTHREADS
THREADED_DELTA_SEARCH =
+ THREADED_GREP =
BASIC_CFLAGS += -DNO_PTHREADS
else
EXTLIBS += $(PTHREAD_LIBS)
@@ -1341,6 +1355,11 @@ endif
ifdef THREADED_DELTA_SEARCH
BASIC_CFLAGS += -DTHREADED_DELTA_SEARCH
+endif
+ifdef THREADED_GREP
+ BASIC_CFLAGS += -DTHREADED_GREP
+endif
+ifneq (,$(THREADED_GREP)$(THREADED_DELTA_SEARCH))
LIB_OBJS += thread-utils.o
endif
ifdef DIR_HAS_BSD_GROUP_SEMANTICS
diff --git a/builtin-grep.c b/builtin-grep.c
index 9bd467c..911d0da 100644
--- a/builtin-grep.c
+++ b/builtin-grep.c
@@ -16,7 +16,7 @@
#include "quote.h"
#include "dir.h"
-#ifndef NO_PTHREADS
+#ifdef THREADED_GREP
#include "thread-utils.h"
#include <pthread.h>
#endif
@@ -28,7 +28,7 @@ static char const * const grep_usage[] = {
static int use_threads = 1;
-#ifndef NO_PTHREADS
+#ifdef THREADED_GREP
#define THREADS 8
static pthread_t threads[THREADS];
@@ -274,7 +274,7 @@ static int wait_all(void)
return hit;
}
-#else /* !NO_PTHREADS */
+#else /* THREADED_GREP */
#define read_sha1_lock()
#define read_sha1_unlock()
@@ -439,7 +439,7 @@ static int grep_sha1(struct grep_opt *opt, const unsigned char *sha1,
name = strbuf_detach(&pathbuf, NULL);
-#ifndef NO_PTHREADS
+#ifdef THREADED_GREP
if (use_threads) {
grep_sha1_async(opt, name, sha1);
return 0;
@@ -501,7 +501,7 @@ static int grep_file(struct grep_opt *opt, const char *filename)
strbuf_addstr(&buf, filename);
name = strbuf_detach(&buf, NULL);
-#ifndef NO_PTHREADS
+#ifdef THREADED_GREP
if (use_threads) {
grep_file_async(opt, name, filename);
return 0;
@@ -902,7 +902,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
if ((opt.regflags != REG_NEWLINE) && opt.fixed)
die("cannot mix --fixed-strings and regexp");
-#ifndef NO_PTHREADS
+#ifdef THREADED_GREP
if (online_cpus() == 1 || !grep_threads_ok(&opt))
use_threads = 0;
--
1.7.0.rc0.1096.g3300c.dirty
--
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