f8cdaf0c12
* lib/Makefile.am lib/alloca.in.h lib/argp-ba.c lib/argp-eexst.c lib/argp-fmtstream.c lib/argp-fmtstream.h lib/argp-fs-xinl.c lib/argp-help.c lib/argp-namefrob.h lib/argp-parse.c lib/argp-pin.c lib/argp-pv.c lib/argp-pvh.c lib/argp-xinl.c lib/argp.h lib/asnprintf.c lib/basename-lgpl.c lib/dirname-lgpl.c lib/dirname.h lib/dosname.h lib/errno.in.h lib/error.c lib/error.h lib/fcntl.in.h lib/float+.h lib/float.c lib/float.in.h lib/gethrxtime.c lib/gethrxtime.h lib/getopt.c lib/getopt.in.h lib/getopt1.c lib/getopt_int.h lib/gettext.h lib/gettime.c lib/gettimeofday.c lib/intprops.h lib/itold.c lib/lstat.c lib/malloc.c lib/memchr.c lib/mempcpy.c lib/mkstemp.c lib/msvc-inval.c lib/msvc-inval.h lib/msvc-nothrow.c lib/msvc-nothrow.h lib/pathmax.h lib/printf-args.c lib/printf-args.h lib/printf-parse.c lib/printf-parse.h lib/progname.c lib/progname.h lib/rawmemchr.c lib/size_max.h lib/sleep.c lib/stat.c lib/stdalign.in.h lib/stdbool.in.h lib/stddef.in.h lib/stdint.in.h lib/stdio.in.h lib/stdlib.in.h lib/strcasecmp.c lib/strchrnul.c lib/strerror-override.c lib/strerror-override.h lib/strerror.c lib/string.in.h lib/strings.in.h lib/stripslash.c lib/strncasecmp.c lib/strndup.c lib/strnlen.c lib/sys_stat.in.h lib/sys_time.in.h lib/sys_types.in.h lib/sys_wait.in.h lib/sysexits.in.h lib/tempname.c lib/tempname.h lib/time.in.h lib/timespec.h lib/unistd.in.h lib/vasnprintf.c lib/vasnprintf.h lib/verify.h lib/vsnprintf.c lib/wchar.in.h lib/xsize.h lib/xtime.h m4/00gnulib.m4 m4/alloca.m4 m4/argp.m4 m4/clock_time.m4 m4/dirname.m4 m4/double-slash-root.m4 m4/errno_h.m4 m4/error.m4 m4/exponentd.m4 m4/extensions.m4 m4/extern-inline.m4 m4/fcntl-o.m4 m4/fcntl_h.m4 m4/float_h.m4 m4/gethrxtime.m4 m4/getopt.m4 m4/gettime.m4 m4/gettimeofday.m4 m4/gnulib-cache.m4 m4/gnulib-common.m4 m4/gnulib-comp.m4 m4/gnulib-tool.m4 m4/include_next.m4 m4/intmax_t.m4 m4/inttypes_h.m4 m4/largefile.m4 m4/longlong.m4 m4/lstat.m4 m4/malloc.m4 m4/math_h.m4 m4/memchr.m4 m4/mempcpy.m4 m4/mkstemp.m4 m4/mmap-anon.m4 m4/msvc-inval.m4 m4/msvc-nothrow.m4 m4/multiarch.m4 m4/nocrash.m4 m4/off_t.m4 m4/pathmax.m4 m4/printf.m4 m4/rawmemchr.m4 m4/size_max.m4 m4/sleep.m4 m4/ssize_t.m4 m4/stat.m4 m4/stdalign.m4 m4/stdbool.m4 m4/stddef_h.m4 m4/stdint.m4 m4/stdint_h.m4 m4/stdio_h.m4 m4/stdlib_h.m4 m4/strcase.m4 m4/strchrnul.m4 m4/strerror.m4 m4/string_h.m4 m4/strings_h.m4 m4/strndup.m4 m4/strnlen.m4 m4/sys_socket_h.m4 m4/sys_stat_h.m4 m4/sys_time_h.m4 m4/sys_types_h.m4 m4/sys_wait_h.m4 m4/sysexits.m4 m4/tempname.m4 m4/time_h.m4 m4/timespec.m4 m4/unistd_h.m4 m4/vasnprintf.m4 m4/vsnprintf.m4 m4/warn-on-use.m4 m4/wchar_h.m4 m4/wchar_t.m4 m4/wint_t.m4 m4/xsize.m4 tools/snippet/arg-nonnull.h tools/snippet/c++defs.h tools/snippet/warn-on-use.h: Upgrade to gnulib 9ceceed274f83094127f9ff0bf061293c9fe1e7f. * m4/secure_getenv.m4, lib/secure_getenv.c, lib/unistd.c, lib/xtime.c: New files. * src/bin/Makefile.am: Link with the libtool library.
248 lines
8.8 KiB
C
248 lines
8.8 KiB
C
/* A more-standard <time.h>.
|
|
|
|
Copyright (C) 2007-2013 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, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#if __GNUC__ >= 3
|
|
@PRAGMA_SYSTEM_HEADER@
|
|
#endif
|
|
@PRAGMA_COLUMNS@
|
|
|
|
/* 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 _@GUARD_PREFIX@_TIME_H)
|
|
|
|
# @INCLUDE_NEXT@ @NEXT_TIME_H@
|
|
|
|
#else
|
|
|
|
# define _@GUARD_PREFIX@_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
|
|
|
|
# if !GNULIB_defined_struct_timespec
|
|
# undef timespec
|
|
# define timespec rpl_timespec
|
|
struct timespec
|
|
{
|
|
time_t tv_sec;
|
|
long int tv_nsec;
|
|
};
|
|
# define GNULIB_defined_struct_timespec 1
|
|
# endif
|
|
|
|
# ifdef __cplusplus
|
|
}
|
|
# endif
|
|
|
|
# endif
|
|
# endif
|
|
|
|
# if !GNULIB_defined_struct_time_t_must_be_integral
|
|
/* Per http://austingroupbugs.net/view.php?id=327, POSIX requires
|
|
time_t to be an integer type, even though C99 permits floating
|
|
point. We don't know of any implementation that uses floating
|
|
point, and it is much easier to write code that doesn't have to
|
|
worry about that corner case, so we force the issue. */
|
|
struct __time_t_must_be_integral {
|
|
unsigned int __floating_time_t_unsupported : (time_t) 1;
|
|
};
|
|
# define GNULIB_defined_struct_time_t_must_be_integral 1
|
|
# 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_DECL_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
|
|
# if @HAVE_DECL_LOCALTIME_R@
|
|
_GL_CXXALIASWARN (localtime_r);
|
|
# endif
|
|
# 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_DECL_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
|
|
# if @HAVE_DECL_LOCALTIME_R@
|
|
_GL_CXXALIASWARN (gmtime_r);
|
|
# endif
|
|
# 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
|