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Viewing changes to m4/time_h.m4

  • Committer: Package Import Robot
  • Author(s): Colin Watson
  • Date: 2014-07-21 10:23:16 UTC
  • mfrom: (7.2.32 sid)
  • Revision ID: package-import@ubuntu.com-20140721102316-jsyv3yzmbo8vlde5
Tags: 3.1-3
Upload to unstable.

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m4/time_h.m4
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# Configure a more-standard replacement for <time.h>.
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# Copyright (C) 2000-2001, 2003-2007, 2009-2010 Free Software Foundation, Inc.
 
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# Copyright (C) 2000-2001, 2003-2007, 2009-2012 Free Software Foundation, Inc.
 
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# serial 6
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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[
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  AC_REQUIRE([AC_C_RESTRICT])
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  AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS])
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  gl_CHECK_NEXT_HEADERS([time.h])
 
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  gl_NEXT_HEADERS([time.h])
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  AC_REQUIRE([gl_CHECK_TYPE_STRUCT_TIMESPEC])
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])
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dnl Define HAVE_STRUCT_TIMESPEC if `struct timespec' is declared
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dnl in time.h or sys/time.h.
 
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dnl Define HAVE_STRUCT_TIMESPEC if 'struct timespec' is declared
 
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dnl in time.h, sys/time.h, or pthread.h.
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AC_DEFUN([gl_CHECK_TYPE_STRUCT_TIMESPEC],
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[
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  TIME_H_DEFINES_STRUCT_TIMESPEC=0
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  SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=0
 
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  PTHREAD_H_DEFINES_STRUCT_TIMESPEC=0
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  if test $gl_cv_sys_struct_timespec_in_time_h = yes; then
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    TIME_H_DEFINES_STRUCT_TIMESPEC=1
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  else
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         [gl_cv_sys_struct_timespec_in_sys_time_h=no])])
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    if test $gl_cv_sys_struct_timespec_in_sys_time_h = yes; then
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      SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=1
 
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    else
 
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      AC_CACHE_CHECK([for struct timespec in <pthread.h>],
 
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        [gl_cv_sys_struct_timespec_in_pthread_h],
 
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        [AC_COMPILE_IFELSE(
 
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           [AC_LANG_PROGRAM(
 
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              [[#include <pthread.h>
 
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              ]],
 
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              [[static struct timespec x; x.tv_sec = x.tv_nsec;]])],
 
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           [gl_cv_sys_struct_timespec_in_pthread_h=yes],
 
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           [gl_cv_sys_struct_timespec_in_pthread_h=no])])
 
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      if test $gl_cv_sys_struct_timespec_in_pthread_h = yes; then
 
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        PTHREAD_H_DEFINES_STRUCT_TIMESPEC=1
 
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      fi
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    fi
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  fi
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  AC_SUBST([TIME_H_DEFINES_STRUCT_TIMESPEC])
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  AC_SUBST([SYS_TIME_H_DEFINES_STRUCT_TIMESPEC])
 
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  AC_SUBST([PTHREAD_H_DEFINES_STRUCT_TIMESPEC])
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])
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AC_DEFUN([gl_TIME_MODULE_INDICATOR],
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  GNULIB_TIMEGM=0;                       AC_SUBST([GNULIB_TIMEGM])
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  GNULIB_TIME_R=0;                       AC_SUBST([GNULIB_TIME_R])
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  dnl Assume proper GNU behavior unless another module says otherwise.
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  HAVE_LOCALTIME_R=1;                    AC_SUBST([HAVE_LOCALTIME_R])
 
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  HAVE_DECL_LOCALTIME_R=1;               AC_SUBST([HAVE_DECL_LOCALTIME_R])
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  HAVE_NANOSLEEP=1;                      AC_SUBST([HAVE_NANOSLEEP])
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  HAVE_STRPTIME=1;                       AC_SUBST([HAVE_STRPTIME])
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  HAVE_TIMEGM=1;                         AC_SUBST([HAVE_TIMEGM])