File: uptime.m4

package info (click to toggle)
gnulib 20100704%2Bstable-1
  • links: PTS, VCS
  • area: main
  • in suites: squeeze
  • size: 52,504 kB
  • ctags: 17,021
  • sloc: ansic: 198,371; sh: 19,713; yacc: 1,219; cpp: 1,048; perl: 774; lisp: 271; makefile: 192; java: 5
file content (23 lines) | stat: -rw-r--r-- 835 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
# serial 8

# Copyright (C) 1996, 1999-2001, 2004, 2009-2010 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.

AC_PREREQ([2.13])

AC_DEFUN([gl_SYS_PROC_UPTIME],
[ dnl Require AC_PROG_CC to see if we're cross compiling.
  AC_REQUIRE([AC_PROG_CC])
  AC_CACHE_CHECK([for /proc/uptime], [gl_cv_have_proc_uptime],
  [gl_cv_have_proc_uptime=no
    test -f /proc/uptime \
      && test "$cross_compiling" = no \
      && cat < /proc/uptime >/dev/null 2>/dev/null \
      && gl_cv_have_proc_uptime=yes])
  if test $gl_cv_have_proc_uptime = yes; then
    AC_DEFINE([HAVE_PROC_UPTIME], [1],
              [  Define if your system has the /proc/uptime special file.])
  fi
])