pkg-monitoring-plugins/gl/time.in.h

230 lines
8.1 KiB
C

/* A more-standard <time.h>.
Copyright (C) 2007-2010 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, 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, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
#if __GNUC__ >= 3
@PRAGMA_SYSTEM_HEADER@
#endif
/* 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@
/* NetBSD 5.0 mis-defines NULL. */
# include <stddef.h>
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
/* The definition of _GL_ARG_NONNULL is copied here. */
/* The definition of _GL_WARN_ON_USE is copied here. */
/* 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). Stock Mingw does not define it, but the
pthreads-win32 library defines it in <pthread.h>. */
# if ! @TIME_H_DEFINES_STRUCT_TIMESPEC@
# if @SYS_TIME_H_DEFINES_STRUCT_TIMESPEC@
# include <sys/time.h>
# elif @PTHREAD_H_DEFINES_STRUCT_TIMESPEC@
# include <pthread.h>
/* The pthreads-win32 <pthread.h> also defines a couple of broken macros. */
# undef asctime_r
# undef ctime_r
# undef gmtime_r
# undef localtime_r
# undef rand_r
# undef strtok_r
# else
# ifdef __cplusplus
extern "C" {
# endif
# undef timespec
# define timespec rpl_timespec
struct timespec
{
time_t tv_sec;
long int tv_nsec;
};
# ifdef __cplusplus
}
# endif
# 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 @GNULIB_NANOSLEEP@
# if @REPLACE_NANOSLEEP@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define nanosleep rpl_nanosleep
# endif
_GL_FUNCDECL_RPL (nanosleep, int,
(struct timespec const *__rqtp, struct timespec *__rmtp)
_GL_ARG_NONNULL ((1)));
_GL_CXXALIAS_RPL (nanosleep, int,
(struct timespec const *__rqtp, struct timespec *__rmtp));
# else
# if ! @HAVE_NANOSLEEP@
_GL_FUNCDECL_SYS (nanosleep, int,
(struct timespec const *__rqtp, struct timespec *__rmtp)
_GL_ARG_NONNULL ((1)));
# endif
_GL_CXXALIAS_SYS (nanosleep, int,
(struct timespec const *__rqtp, struct timespec *__rmtp));
# endif
_GL_CXXALIASWARN (nanosleep);
# endif
/* Return the 'time_t' representation of TP and normalize TP. */
# if @GNULIB_MKTIME@
# if @REPLACE_MKTIME@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define mktime rpl_mktime
# endif
_GL_FUNCDECL_RPL (mktime, time_t, (struct tm *__tp) _GL_ARG_NONNULL ((1)));
_GL_CXXALIAS_RPL (mktime, time_t, (struct tm *__tp));
# else
_GL_CXXALIAS_SYS (mktime, time_t, (struct tm *__tp));
# endif
_GL_CXXALIASWARN (mktime);
# 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 @GNULIB_TIME_R@
# if @REPLACE_LOCALTIME_R@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# undef localtime_r
# define localtime_r rpl_localtime_r
# endif
_GL_FUNCDECL_RPL (localtime_r, struct tm *, (time_t const *restrict __timer,
struct tm *restrict __result)
_GL_ARG_NONNULL ((1, 2)));
_GL_CXXALIAS_RPL (localtime_r, struct tm *, (time_t const *restrict __timer,
struct tm *restrict __result));
# else
# if ! @HAVE_LOCALTIME_R@
_GL_FUNCDECL_SYS (localtime_r, struct tm *, (time_t const *restrict __timer,
struct tm *restrict __result)
_GL_ARG_NONNULL ((1, 2)));
# endif
_GL_CXXALIAS_SYS (localtime_r, struct tm *, (time_t const *restrict __timer,
struct tm *restrict __result));
# endif
_GL_CXXALIASWARN (localtime_r);
# if @REPLACE_LOCALTIME_R@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# undef gmtime_r
# define gmtime_r rpl_gmtime_r
# endif
_GL_FUNCDECL_RPL (gmtime_r, struct tm *, (time_t const *restrict __timer,
struct tm *restrict __result)
_GL_ARG_NONNULL ((1, 2)));
_GL_CXXALIAS_RPL (gmtime_r, struct tm *, (time_t const *restrict __timer,
struct tm *restrict __result));
# else
# if ! @HAVE_LOCALTIME_R@
_GL_FUNCDECL_SYS (gmtime_r, struct tm *, (time_t const *restrict __timer,
struct tm *restrict __result)
_GL_ARG_NONNULL ((1, 2)));
# endif
_GL_CXXALIAS_SYS (gmtime_r, struct tm *, (time_t const *restrict __timer,
struct tm *restrict __result));
# endif
_GL_CXXALIASWARN (gmtime_r);
# 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 @GNULIB_STRPTIME@
# if ! @HAVE_STRPTIME@
_GL_FUNCDECL_SYS (strptime, char *, (char const *restrict __buf,
char const *restrict __format,
struct tm *restrict __tm)
_GL_ARG_NONNULL ((1, 2, 3)));
# endif
_GL_CXXALIAS_SYS (strptime, char *, (char const *restrict __buf,
char const *restrict __format,
struct tm *restrict __tm));
_GL_CXXALIASWARN (strptime);
# endif
/* Convert TM to a time_t value, assuming UTC. */
# if @GNULIB_TIMEGM@
# if @REPLACE_TIMEGM@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# undef timegm
# define timegm rpl_timegm
# endif
_GL_FUNCDECL_RPL (timegm, time_t, (struct tm *__tm) _GL_ARG_NONNULL ((1)));
_GL_CXXALIAS_RPL (timegm, time_t, (struct tm *__tm));
# else
# if ! @HAVE_TIMEGM@
_GL_FUNCDECL_SYS (timegm, time_t, (struct tm *__tm) _GL_ARG_NONNULL ((1)));
# endif
_GL_CXXALIAS_SYS (timegm, time_t, (struct tm *__tm));
# endif
_GL_CXXALIASWARN (timegm);
# 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 defined GNULIB_POSIXCHECK
# undef asctime
_GL_WARN_ON_USE (asctime, "asctime can overrun buffers in some cases - "
"better use strftime (or even sprintf) instead");
# endif
# if defined GNULIB_POSIXCHECK
# undef asctime_r
_GL_WARN_ON_USE (asctime, "asctime_r can overrun buffers in some cases - "
"better use strftime (or even sprintf) instead");
# endif
# if defined GNULIB_POSIXCHECK
# undef ctime
_GL_WARN_ON_USE (asctime, "ctime can overrun buffers in some cases - "
"better use strftime (or even sprintf) instead");
# endif
# if defined GNULIB_POSIXCHECK
# undef ctime_r
_GL_WARN_ON_USE (asctime, "ctime_r can overrun buffers in some cases - "
"better use strftime (or even sprintf) instead");
# endif
#endif