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[80.216.12.205]) by smtp.gmail.com with ESMTPSA id s191-v6sm657373lfe.17.2018.11.03.01.49.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 03 Nov 2018 01:49:08 -0700 (PDT) From: =?UTF-8?q?Nguy=E1=BB=85n=20Th=C3=A1i=20Ng=E1=BB=8Dc=20Duy?= To: pclouds@gmail.com Cc: git@vger.kernel.org, gitster@pobox.com, peartben@gmail.com, peff@peff.net Subject: [PATCH v3 07/14] grep: remove #ifdef NO_PTHREADS Date: Sat, 3 Nov 2018 09:48:43 +0100 Message-Id: <20181103084850.9584-8-pclouds@gmail.com> X-Mailer: git-send-email 2.19.1.1005.gac84295441 In-Reply-To: <20181103084850.9584-1-pclouds@gmail.com> References: <20181027173008.18852-1-pclouds@gmail.com> <20181103084850.9584-1-pclouds@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org This is a faithful conversion without attempting to improve anything. That comes later. Signed-off-by: Nguyễn Thái Ngọc Duy --- 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 -- 2.19.1.1005.gac84295441