#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
# @INCLUDE_NEXT@ @NEXT_TIME_H@
/* NetBSD 5.0 mis-defines NULL. */
-#include <stddef.h>
+# include <stddef.h>
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
/* The definition of _GL_WARN_ON_USE is copied here. */
-# 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). */
+ (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;
};
-# endif
-# endif
-# ifdef __cplusplus
+# ifdef __cplusplus
}
+# endif
+
+# endif
# endif
+/* 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;
+};
+
/* 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>. */
_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
/* 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@
-# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-# undef localtime_r
-# define localtime_r rpl_localtime_r
-# endif
+# 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
+# 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_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
+# 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
+# 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 @REPLACE_STRPTIME@
-# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-# undef strptime
-# define strptime rpl_strptime
-# endif
-_GL_FUNCDECL_RPL (strptime, char *, (char const *restrict __buf,
+# 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)));
-_GL_CXXALIAS_RPL (strptime, char *, (char const *restrict __buf,
- char const *restrict __format,
- struct tm *restrict __tm));
-# else
+# endif
_GL_CXXALIAS_SYS (strptime, char *, (char const *restrict __buf,
char const *restrict __format,
struct tm *restrict __tm));
-# endif
_GL_CXXALIASWARN (strptime);
# 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);
/* 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
+# if defined GNULIB_POSIXCHECK
# undef asctime
-# define asctime eschew_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
-# define asctime_r eschew_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
-# define ctime eschew_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
-# define ctime_r eschew_ctime_r
+_GL_WARN_ON_USE (asctime, "ctime_r can overrun buffers in some cases - "
+ "better use strftime (or even sprintf) instead");
# endif
#endif
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