From: "Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>
To: pclouds@gmail.com
Cc: git@vger.kernel.org, gitster@pobox.com, peartben@gmail.com,
peff@peff.net
Subject: [PATCH v2 05/10] grep: remove #ifdef NO_PTHREADS
Date: Sat, 27 Oct 2018 19:30:03 +0200 [thread overview]
Message-ID: <20181027173008.18852-6-pclouds@gmail.com> (raw)
In-Reply-To: <20181027173008.18852-1-pclouds@gmail.com>
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
builtin/grep.c | 59 +++++++++++++++++++-------------------------------
grep.c | 6 -----
grep.h | 6 -----
3 files changed, 22 insertions(+), 49 deletions(-)
diff --git a/builtin/grep.c b/builtin/grep.c
index d8508ddf79..6dd15dbaa2 100644
--- a/builtin/grep.c
+++ b/builtin/grep.c
@@ -34,7 +34,6 @@ static int recurse_submodules;
#define GREP_NUM_THREADS_DEFAULT 8
static int num_threads;
-#ifndef NO_PTHREADS
static pthread_t *threads;
/* We use one producer thread and THREADS consumer
@@ -234,6 +233,9 @@ static int wait_all(void)
int hit = 0;
int i;
+ if (!HAVE_THREADS)
+ return 0;
+
grep_lock();
all_work_added = 1;
@@ -265,13 +267,6 @@ static int wait_all(void)
return hit;
}
-#else /* !NO_PTHREADS */
-
-static int wait_all(void)
-{
- return 0;
-}
-#endif
static int grep_cmd_config(const char *var, const char *value, void *cb)
{
@@ -284,8 +279,7 @@ static int grep_cmd_config(const char *var, const char *value, void *cb)
if (num_threads < 0)
die(_("invalid number of threads specified (%d) for %s"),
num_threads, var);
-#ifdef NO_PTHREADS
- else if (num_threads && num_threads != 1) {
+ else if (!HAVE_THREADS && num_threads && num_threads != 1) {
/*
* TRANSLATORS: %s is the configuration
* variable for tweaking threads, currently
@@ -294,7 +288,6 @@ static int grep_cmd_config(const char *var, const char *value, void *cb)
warning(_("no threads support, ignoring %s"), var);
num_threads = 0;
}
-#endif
}
if (!strcmp(var, "submodule.recurse"))
@@ -330,17 +323,14 @@ static int grep_oid(struct grep_opt *opt, const struct object_id *oid,
grep_source_init(&gs, GREP_SOURCE_OID, pathbuf.buf, path, oid);
strbuf_release(&pathbuf);
-#ifndef NO_PTHREADS
- if (num_threads) {
+ if (HAVE_THREADS && num_threads) {
/*
* add_work() copies gs and thus assumes ownership of
* its fields, so do not call grep_source_clear()
*/
add_work(opt, &gs);
return 0;
- } else
-#endif
- {
+ } else {
int hit;
hit = grep_source(opt, &gs);
@@ -363,17 +353,14 @@ static int grep_file(struct grep_opt *opt, const char *filename)
grep_source_init(&gs, GREP_SOURCE_FILE, buf.buf, filename, filename);
strbuf_release(&buf);
-#ifndef NO_PTHREADS
- if (num_threads) {
+ if (HAVE_THREADS && num_threads) {
/*
* add_work() copies gs and thus assumes ownership of
* its fields, so do not call grep_source_clear()
*/
add_work(opt, &gs);
return 0;
- } else
-#endif
- {
+ } else {
int hit;
hit = grep_source(opt, &gs);
@@ -1038,20 +1025,20 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
pathspec.recursive = 1;
pathspec.recurse_submodules = !!recurse_submodules;
-#ifndef NO_PTHREADS
- if (list.nr || cached || show_in_pager)
- num_threads = 0;
- else if (num_threads == 0)
- num_threads = GREP_NUM_THREADS_DEFAULT;
- else if (num_threads < 0)
- die(_("invalid number of threads specified (%d)"), num_threads);
- if (num_threads == 1)
+ if (HAVE_THREADS) {
+ if (list.nr || cached || show_in_pager)
+ num_threads = 0;
+ else if (num_threads == 0)
+ num_threads = GREP_NUM_THREADS_DEFAULT;
+ else if (num_threads < 0)
+ die(_("invalid number of threads specified (%d)"), num_threads);
+ if (num_threads == 1)
+ num_threads = 0;
+ } else {
+ if (num_threads)
+ warning(_("no threads support, ignoring --threads"));
num_threads = 0;
-#else
- if (num_threads)
- warning(_("no threads support, ignoring --threads"));
- num_threads = 0;
-#endif
+ }
if (!num_threads)
/*
@@ -1062,15 +1049,13 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
*/
compile_grep_patterns(&opt);
-#ifndef NO_PTHREADS
- if (num_threads) {
+ if (HAVE_THREADS && num_threads) {
if (!(opt.name_only || opt.unmatch_name_only || opt.count)
&& (opt.pre_context || opt.post_context ||
opt.file_break || opt.funcbody))
skip_first_line = 1;
start_threads(&opt);
}
-#endif
if (show_in_pager && (cached || list.nr))
die(_("--open-files-in-pager only works on the worktree"));
diff --git a/grep.c b/grep.c
index f6bd89e40b..4db1510d16 100644
--- a/grep.c
+++ b/grep.c
@@ -1513,7 +1513,6 @@ static void show_line(struct grep_opt *opt, char *bol, char *eol,
}
}
-#ifndef NO_PTHREADS
int grep_use_locks;
/*
@@ -1539,11 +1538,6 @@ static inline void grep_attr_unlock(void)
*/
pthread_mutex_t grep_read_mutex;
-#else
-#define grep_attr_lock()
-#define grep_attr_unlock()
-#endif
-
static int match_funcname(struct grep_opt *opt, struct grep_source *gs, char *bol, char *eol)
{
xdemitconf_t *xecfg = opt->priv;
diff --git a/grep.h b/grep.h
index 1a57d12b90..fb04893721 100644
--- a/grep.h
+++ b/grep.h
@@ -229,7 +229,6 @@ int grep_source(struct grep_opt *opt, struct grep_source *gs);
extern struct grep_opt *grep_opt_dup(const struct grep_opt *opt);
extern int grep_threads_ok(const struct grep_opt *opt);
-#ifndef NO_PTHREADS
/*
* Mutex used around access to the attributes machinery if
* opt->use_threads. Must be initialized/destroyed by callers!
@@ -250,9 +249,4 @@ static inline void grep_read_unlock(void)
pthread_mutex_unlock(&grep_read_mutex);
}
-#else
-#define grep_read_lock()
-#define grep_read_unlock()
-#endif
-
#endif
--
2.19.1.647.g708186aaf9
next prev parent reply other threads:[~2018-10-27 17:30 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-27 7:09 [PATCH 00/10] Reduce #ifdef NO_PTHREADS Nguyễn Thái Ngọc Duy
2018-10-27 7:09 ` [PATCH 01/10] thread-utils: macros to unconditionally compile pthreads API Nguyễn Thái Ngọc Duy
2018-10-27 7:31 ` Jeff King
2018-10-27 7:40 ` Duy Nguyen
2018-10-27 8:15 ` Jeff King
2018-10-27 14:43 ` Duy Nguyen
2018-10-27 7:09 ` [PATCH 02/10] index-pack: remove #ifdef NO_PTHREADS Nguyễn Thái Ngọc Duy
2018-10-27 7:34 ` Jeff King
2018-10-27 7:09 ` [PATCH 03/10] name-hash.c: " Nguyễn Thái Ngọc Duy
2018-10-27 7:09 ` [PATCH 04/10] attr.c: " Nguyễn Thái Ngọc Duy
2018-10-27 7:09 ` [PATCH 05/10] send-pack.c: " Nguyễn Thái Ngọc Duy
2018-10-27 7:39 ` Jeff King
2018-10-27 7:09 ` [PATCH 06/10] grep: " Nguyễn Thái Ngọc Duy
2018-10-27 7:44 ` Jeff King
2018-10-29 2:16 ` Junio C Hamano
2018-10-29 14:25 ` Jeff King
2018-10-29 16:01 ` Duy Nguyen
2018-10-29 16:20 ` Jeff King
2018-10-30 1:27 ` Junio C Hamano
2018-10-27 7:10 ` [PATCH 07/10] preload-index.c: " Nguyễn Thái Ngọc Duy
2018-10-29 16:52 ` Ben Peart
2018-10-27 7:10 ` [PATCH 08/10] pack-objects: " Nguyễn Thái Ngọc Duy
2018-10-27 7:10 ` [PATCH 09/10] read-cache.c: " Nguyễn Thái Ngọc Duy
2018-10-29 17:05 ` Ben Peart
2018-10-29 17:21 ` Duy Nguyen
2018-10-29 17:58 ` Ben Peart
2018-10-30 1:44 ` Junio C Hamano
2018-10-27 7:10 ` [PATCH 10/10] Clean up pthread_create() error handling Nguyễn Thái Ngọc Duy
2018-10-27 7:24 ` [PATCH 00/10] Reduce #ifdef NO_PTHREADS Jeff King
2018-10-27 8:13 ` Jeff King
2018-10-27 17:07 ` Duy Nguyen
2018-10-27 17:29 ` [PATCH v2 " Nguyễn Thái Ngọc Duy
2018-10-27 17:29 ` [PATCH v2 01/10] thread-utils: macros to unconditionally compile pthreads API Nguyễn Thái Ngọc Duy
2018-10-27 17:30 ` [PATCH v2 02/10] index-pack: remove #ifdef NO_PTHREADS Nguyễn Thái Ngọc Duy
2018-10-27 17:30 ` [PATCH v2 03/10] name-hash.c: " Nguyễn Thái Ngọc Duy
2018-10-27 17:30 ` [PATCH v2 04/10] attr.c: " Nguyễn Thái Ngọc Duy
2018-10-27 17:30 ` Nguyễn Thái Ngọc Duy [this message]
2018-10-27 17:30 ` [PATCH v2 06/10] preload-index.c: " Nguyễn Thái Ngọc Duy
2018-10-29 17:21 ` Ben Peart
2018-10-29 17:26 ` Duy Nguyen
2018-10-29 18:05 ` Ben Peart
2018-10-29 20:11 ` Jeff King
2018-10-27 17:30 ` [PATCH v2 07/10] pack-objects: " Nguyễn Thái Ngọc Duy
2018-10-27 17:30 ` [PATCH v2 08/10] read-cache.c: " Nguyễn Thái Ngọc Duy
2018-10-29 14:30 ` Jeff King
2018-10-29 17:07 ` Ben Peart
2018-10-29 17:23 ` Ben Peart
2018-10-27 17:30 ` [PATCH v2 09/10] Clean up pthread_create() error handling Nguyễn Thái Ngọc Duy
2018-10-27 17:30 ` [PATCH v2 10/10] read-cache.c: initialize copy_len to shut up gcc 8 Nguyễn Thái Ngọc Duy
2018-10-29 14:31 ` Jeff King
2018-11-03 8:48 ` [PATCH v3 00/14] Reduce #ifdef NO_PTHREADS Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 01/14] thread-utils: macros to unconditionally compile pthreads API Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 02/14] run-command.h: include thread-utils.h instead of pthread.h Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 03/14] send-pack.c: move async's #ifdef NO_PTHREADS back to run-command.c Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 04/14] index-pack: remove #ifdef NO_PTHREADS Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 05/14] name-hash.c: " Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 06/14] attr.c: " Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 07/14] grep: " Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 08/14] grep: clean up num_threads handling Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 09/14] preload-index.c: remove #ifdef NO_PTHREADS Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 10/14] pack-objects: " Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 11/14] read-cache.c: " Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 12/14] read-cache.c: reduce branching based on HAVE_THREADS Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 13/14] read-cache.c: initialize copy_len to shut up gcc 8 Nguyễn Thái Ngọc Duy
2018-11-03 8:48 ` [PATCH v3 14/14] Clean up pthread_create() error handling Nguyễn Thái Ngọc Duy
2018-11-06 4:51 ` [PATCH v3 00/14] Reduce #ifdef NO_PTHREADS Junio C Hamano
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