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author | Bruno Haible <bruno@clisp.org> | 2017-04-30 17:14:35 +0200 |
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committer | Bruno Haible <bruno@clisp.org> | 2017-04-30 19:26:38 +0200 |
commit | 9df4babee613569704bd8947de9a3cd46086b43e (patch) | |
tree | ee994ea3f1c88175c9be133bdbc134a7ee01464f /lib/strftime-fixes.c | |
parent | db1ee11e2168af7137db53289a92e306d2277b0b (diff) | |
download | gnulib-9df4babee613569704bd8947de9a3cd46086b43e.tar.gz |
strftime-fixes: New module.
* lib/time.in.h (strftime): New declaration.
* lib/strftime-fixes.c: New file.
* m4/strftime.m4 (gl_FUNC_GNU_STRFTIME): Inline gl_FUNC_STRFTIME macro.
(gl_FUNC_STRFTIME): Remove macro.
* m4/strftime-fixes.m4: New file.
* m4/time_h.m4 (gl_HEADER_TIME_H_DEFAULTS): Initialize GNULIB_STRFTIME,
REPLACE_STRFTIME.
* modules/time (Makefile.am): Substitute GNULIB_STRFTIME,
REPLACE_STRFTIME.
* modules/strftime-fixes: New file.
* doc/posix-functions/strftime.texi: Mention the new module.
Diffstat (limited to 'lib/strftime-fixes.c')
-rw-r--r-- | lib/strftime-fixes.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/strftime-fixes.c b/lib/strftime-fixes.c new file mode 100644 index 0000000000..6618c13491 --- /dev/null +++ b/lib/strftime-fixes.c @@ -0,0 +1,40 @@ +/* Work around platform bugs in strftime. + Copyright (C) 2017 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +/* Specification. */ +#include <time.h> + +#include <stdlib.h> +#include <string.h> + +#undef strftime + +size_t +rpl_strftime (char *buf, size_t bufsize, const char *format, const struct tm *tp) +{ +#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ + /* If the environment variable TZ has been set by Cygwin, neutralize it. + The Microsoft CRT interprets TZ differently than Cygwin and produces + incorrect results if TZ has the syntax used by Cygwin. */ + const char *tz = getenv ("TZ"); + if (tz != NULL && strchr (tz, '/') != NULL) + _putenv ("TZ="); +#endif + + return strftime (buf, bufsize, format, tp); +} |