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From: Johannes Schindelin <Johannes.Schindelin@gmx.de>
To: Doan Tran Cong Danh <congdanhqx@gmail.com>
Cc: git@vger.kernel.org, Johannes Sixt <j6t@kdbg.org>
Subject: Re: [PATCH 5/5] mingw: use {gm,local}time_s as backend for {gm,local}time_r
Date: Wed, 27 Nov 2019 20:39:27 +0100 (CET)	[thread overview]
Message-ID: <nycvar.QRO.7.76.6.1911272038430.31080@tvgsbejvaqbjf.bet> (raw)
In-Reply-To: <2c39f9a04f98fc3d365c80ce57e8edce305846fb.1574867409.git.congdanhqx@gmail.com>

Hi Danh,

On Wed, 27 Nov 2019, Doan Tran Cong Danh wrote:

> diff --git a/compat/mingw.c b/compat/mingw.c
> index fe609239dd..7b21f4eee5 100644
> --- a/compat/mingw.c
> +++ b/compat/mingw.c
> @@ -1,6 +1,7 @@
>  #include "../git-compat-util.h"
>  #include "win32.h"
>  #include <conio.h>
> +#include <errno.h>

I actually overlooked this. Please drop this hunk, it should not be needed
(and might break things in the MSVC build).

Thanks,
Dscho

>  #include <wchar.h>
>  #include "../strbuf.h"
>  #include "../run-command.h"
> @@ -986,16 +987,16 @@ int pipe(int filedes[2])
>
>  struct tm *gmtime_r(const time_t *timep, struct tm *result)
>  {
> -	/* gmtime() in MSVCRT.DLL is thread-safe, but not reentrant */
> -	memcpy(result, gmtime(timep), sizeof(struct tm));
> -	return result;
> +	if (gmtime_s(result, timep) == 0)
> +		return result;
> +	return NULL;
>  }
>
>  struct tm *localtime_r(const time_t *timep, struct tm *result)
>  {
> -	/* localtime() in MSVCRT.DLL is thread-safe, but not reentrant */
> -	memcpy(result, localtime(timep), sizeof(struct tm));
> -	return result;
> +	if (localtime_s(result, timep) == 0)
> +		return result;
> +	return NULL;
>  }
>
>  char *mingw_getcwd(char *pointer, int len)
> --
> 2.24.0.158.gd77a74f4dd.dirty
>
>

  parent reply	other threads:[~2019-11-27 19:39 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 ` [PATCH 2/5] date.c::time_to_tm_local: use reentrant localtime_r(3) Doan Tran Cong Danh
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 [this message]
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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