m4/timevar.m4

   1 # -*- Autoconf -*-
   2 # Checks required to run `timevar', a time tracker.
   3 #
   4 # Copyright (C) 2002, 2003 Free Software Foundation, Inc.
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19 # 02110-1301  USA
  20
  21 # serial 2
  22
  23 AC_DEFUN([BISON_PREREQ_TIMEVAR],
  24 [AC_CHECK_HEADERS([sys/time.h sys/times.h])
  25  AC_CHECK_HEADERS([sys/resource.h],,,
  26    [$ac_includes_default
  27 #if HAVE_SYS_TIME_H
  28 # include <sys/time.h>
  29 #endif
  30 #ifdef HAVE_SYS_TIMES_H
  31 # include <sys/times.h>
  32 #endif
  33 ])
  34 AC_CHECK_FUNCS([times])
  35
  36 AC_CHECK_DECLS([getrusage, times, clock, sysconf], [], [],
  37 [$ac_includes_default
  38 #if HAVE_SYS_TIME_H
  39 # include <sys/time.h>
  40 #endif
  41 #if HAVE_SYS_TIMES_H
  42 # include <sys/times.h>
  43 #endif
  44 #if HAVE_SYS_RESOURCE_H
  45 # include <sys/resource.h>
  46 #endif
  47 ])
  48
  49 AC_CHECK_TYPES([clock_t, struct tms], [], [],
  50 [$ac_includes_default
  51 #if HAVE_SYS_TIME_H
  52 # include <sys/time.h>
  53 #endif
  54 #if HAVE_SYS_TIMES_H
  55 # include <sys/times.h>
  56 #endif
  57 #if HAVE_SYS_RESOURCE_H
  58 # include <sys/resource.h>
  59 #endif
  60 ])
  61 ])