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authorLudovic Courtès <ludo@gnu.org>2008-09-02 21:16:10 +0200
committerLudovic Courtès <ludo@gnu.org>2008-09-02 21:16:10 +0200
commite65fc94b7a01a46d867480861e93984e8ea1e012 (patch)
tree386f6753b645e0dc8f00111cfe66ab228cf3d6d8 /lib/time.in.h
parentbfb2e1135842460d450cd514b8ef692a752db26c (diff)
downloadguile-e65fc94b7a01a46d867480861e93984e8ea1e012.tar.gz
Add Gnulib `strftime' module, update Gnulib files.
* m4/gnulib-cache.m4 (gl_MODULES): Add `strftime'.
Diffstat (limited to 'lib/time.in.h')
-rw-r--r--lib/time.in.h116
1 files changed, 116 insertions, 0 deletions
diff --git a/lib/time.in.h b/lib/time.in.h
new file mode 100644
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+/* A more-standard <time.h>.
+
+ Copyright (C) 2007-2008 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2, 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 Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+@PRAGMA_SYSTEM_HEADER@
+
+/* Don't get in the way of glibc when it includes time.h merely to
+ declare a few standard symbols, rather than to declare all the
+ symbols. Also, Solaris 8 <time.h> eventually includes itself
+ recursively; if that is happening, just include the system <time.h>
+ without adding our own declarations. */
+#if (defined __need_time_t || defined __need_clock_t \
+ || defined __need_timespec \
+ || defined _GL_TIME_H)
+
+# @INCLUDE_NEXT@ @NEXT_TIME_H@
+
+#else
+
+# define _GL_TIME_H
+
+# @INCLUDE_NEXT@ @NEXT_TIME_H@
+
+# ifdef __cplusplus
+extern "C" {
+# endif
+
+/* Some systems don't define struct timespec (e.g., AIX 4.1, Ultrix 4.3).
+ Or they define it with the wrong member names or define it in <sys/time.h>
+ (e.g., FreeBSD circa 1997). */
+# if ! @TIME_H_DEFINES_STRUCT_TIMESPEC@
+# if @SYS_TIME_H_DEFINES_STRUCT_TIMESPEC@
+# include <sys/time.h>
+# else
+# undef timespec
+# define timespec rpl_timespec
+struct timespec
+{
+ time_t tv_sec;
+ long int tv_nsec;
+};
+# endif
+# endif
+
+/* Sleep for at least RQTP seconds unless interrupted, If interrupted,
+ return -1 and store the remaining time into RMTP. See
+ <http://www.opengroup.org/susv3xsh/nanosleep.html>. */
+# if @REPLACE_NANOSLEEP@
+# define nanosleep rpl_nanosleep
+int nanosleep (struct timespec const *__rqtp, struct timespec *__rmtp);
+# endif
+
+/* Convert TIMER to RESULT, assuming local time and UTC respectively. See
+ <http://www.opengroup.org/susv3xsh/localtime_r.html> and
+ <http://www.opengroup.org/susv3xsh/gmtime_r.html>. */
+# if @REPLACE_LOCALTIME_R@
+# undef localtime_r
+# define localtime_r rpl_localtime_r
+# undef gmtime_r
+# define gmtime_r rpl_gmtime_r
+struct tm *localtime_r (time_t const *restrict __timer,
+ struct tm *restrict __result);
+struct tm *gmtime_r (time_t const *restrict __timer,
+ struct tm *restrict __result);
+# endif
+
+/* Parse BUF as a time stamp, assuming FORMAT specifies its layout, and store
+ the resulting broken-down time into TM. See
+ <http://www.opengroup.org/susv3xsh/strptime.html>. */
+# if @REPLACE_STRPTIME@
+# undef strptime
+# define strptime rpl_strptime
+char *strptime (char const *restrict __buf, char const *restrict __format,
+ struct tm *restrict __tm);
+# endif
+
+/* Convert TM to a time_t value, assuming UTC. */
+# if @REPLACE_TIMEGM@
+# undef timegm
+# define timegm rpl_timegm
+time_t timegm (struct tm *__tm);
+# endif
+
+/* Encourage applications to avoid unsafe functions that can overrun
+ buffers when given outlandish struct tm values. Portable
+ applications should use strftime (or even sprintf) instead. */
+# if GNULIB_PORTCHECK
+# undef asctime
+# define asctime eschew_asctime
+# undef asctime_r
+# define asctime_r eschew_asctime_r
+# undef ctime
+# define ctime eschew_ctime
+# undef ctime_r
+# define ctime_r eschew_ctime_r
+# endif
+
+# ifdef __cplusplus
+}
+# endif
+
+#endif