| 1 | # -*- Autoconf -*- |
| 2 | # Checks required to run `timevar', a time tracker. |
| 3 | # |
| 4 | # Copyright (C) 2002-2003, 2009-2012 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 3 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, see <http://www.gnu.org/licenses/>. |
| 18 | |
| 19 | # serial 2 |
| 20 | |
| 21 | AC_DEFUN([BISON_PREREQ_TIMEVAR], |
| 22 | [AC_CHECK_HEADERS([sys/time.h sys/times.h]) |
| 23 | AC_CHECK_HEADERS([sys/resource.h],,, |
| 24 | [$ac_includes_default |
| 25 | #if HAVE_SYS_TIME_H |
| 26 | # include <sys/time.h> |
| 27 | #endif |
| 28 | #ifdef HAVE_SYS_TIMES_H |
| 29 | # include <sys/times.h> |
| 30 | #endif |
| 31 | ]) |
| 32 | AC_CHECK_FUNCS([times]) |
| 33 | |
| 34 | AC_CHECK_DECLS([getrusage, times, clock, sysconf], [], [], |
| 35 | [$ac_includes_default |
| 36 | #if HAVE_SYS_TIME_H |
| 37 | # include <sys/time.h> |
| 38 | #endif |
| 39 | #if HAVE_SYS_TIMES_H |
| 40 | # include <sys/times.h> |
| 41 | #endif |
| 42 | #if HAVE_SYS_RESOURCE_H |
| 43 | # include <sys/resource.h> |
| 44 | #endif |
| 45 | ]) |
| 46 | |
| 47 | AC_CHECK_TYPES([clock_t, struct tms], [], [], |
| 48 | [$ac_includes_default |
| 49 | #if HAVE_SYS_TIME_H |
| 50 | # include <sys/time.h> |
| 51 | #endif |
| 52 | #if HAVE_SYS_TIMES_H |
| 53 | # include <sys/times.h> |
| 54 | #endif |
| 55 | #if HAVE_SYS_RESOURCE_H |
| 56 | # include <sys/resource.h> |
| 57 | #endif |
| 58 | ]) |
| 59 | ]) |