diff options
Diffstat (limited to 'm4/uptime.m4')
-rw-r--r-- | m4/uptime.m4 | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/m4/uptime.m4 b/m4/uptime.m4 new file mode 100644 index 0000000..680e30f --- /dev/null +++ b/m4/uptime.m4 @@ -0,0 +1,23 @@ +#serial 7 + +# Copyright (C) 1996, 1999, 2000, 2001, 2004 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], jm_cv_have_proc_uptime, + [jm_cv_have_proc_uptime=no + test -f /proc/uptime \ + && test "$cross_compiling" = no \ + && cat < /proc/uptime >/dev/null 2>/dev/null \ + && jm_cv_have_proc_uptime=yes]) + if test $jm_cv_have_proc_uptime = yes; then + AC_DEFINE(HAVE_PROC_UPTIME, 1, + [ Define if your system has the /proc/uptime special file.]) + fi +]) |