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From: Doan Tran Cong Danh <congdanhqx@gmail.com>
To: git@vger.kernel.org
Cc: Doan Tran Cong Danh <congdanhqx@gmail.com>
Subject: [PATCH 2/5] date.c::time_to_tm_local: use reentrant localtime_r(3)
Date: Wed, 27 Nov 2019 22:13:18 +0700
Message-ID: <130eba77db3c953c53bd80c9721b4d0fe0f6bee0.1574867409.git.congdanhqx@gmail.com> (raw)
In-Reply-To: <cover.1574867409.git.congdanhqx@gmail.com>

Phase out `localtime(3)' in favour of reentrant `localtime_r(3)'

Signed-off-by: Doan Tran Cong Danh <congdanhqx@gmail.com>
---
 date.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/date.c b/date.c
index 553f8e79a2..ca71736a9f 100644
--- a/date.c
+++ b/date.c
@@ -70,10 +70,10 @@ static struct tm *time_to_tm(timestamp_t time, int tz)
 	return gmtime(&t);
 }
 
-static struct tm *time_to_tm_local(timestamp_t time)
+static struct tm *time_to_tm_local(timestamp_t time, struct tm *tm)
 {
 	time_t t = time;
-	return localtime(&t);
+	return localtime_r(&t, tm);
 }
 
 /*
@@ -283,6 +283,7 @@ static void show_date_normal(struct strbuf *buf, timestamp_t time, struct tm *tm
 const char *show_date(timestamp_t time, int tz, const struct date_mode *mode)
 {
 	struct tm *tm;
+	struct tm tmbuf = { 0 };
 	struct tm human_tm = { 0 };
 	int human_tz = -1;
 	static struct strbuf timebuf = STRBUF_INIT;
@@ -318,7 +319,7 @@ const char *show_date(timestamp_t time, int tz, const struct date_mode *mode)
 	}
 
 	if (mode->local)
-		tm = time_to_tm_local(time);
+		tm = time_to_tm_local(time, &tmbuf);
 	else
 		tm = time_to_tm(time, tz);
 	if (!tm) {
-- 
2.24.0.158.gd77a74f4dd.dirty


  parent reply	other threads:[~2019-11-27 15:13 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-27 15:13 [PATCH 0/5] drop non-reentrant time usage Doan Tran Cong Danh
2019-11-27 15:13 ` [PATCH 1/5] date.c::datestamp: switch to reentrant localtime_r Doan Tran Cong Danh
2019-11-27 15:13 ` Doan Tran Cong Danh [this message]
2019-11-27 15:13 ` [PATCH 3/5] date.c::time_to_tm: use reentrant gmtime_r(3) Doan Tran Cong Danh
2019-11-27 15:13 ` [PATCH 4/5] archive-zip: use reentrant localtime_r(3) Doan Tran Cong Danh
2019-11-27 15:13 ` [PATCH 5/5] mingw: use {gm,local}time_s as backend for {gm,local}time_r Doan Tran Cong Danh
2019-11-27 19:35   ` Johannes Schindelin
2019-11-27 19:39   ` Johannes Schindelin
2019-11-28 12:05     ` Danh Doan
2019-11-27 16:29 ` [PATCH 0/5] drop non-reentrant time usage Jeff King
2019-11-28 12:16   ` Danh Doan
2019-11-28 12:25 ` [PATCH v2 0/3] Phase out non-reentrant time functions Doan Tran Cong Danh
2019-11-28 12:25   ` [PATCH v2 1/3] date.c: switch to reentrant {gm,local}time_r Doan Tran Cong Danh
2019-11-28 12:25   ` [PATCH v2 2/3] archive-zip.c: switch to reentrant localtime_r Doan Tran Cong Danh
2019-11-28 12:25   ` [PATCH v2 3/3] mingw: use {gm,local}time_s as backend for {gm,local}time_r Doan Tran Cong Danh

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