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26 lines
912 B
Plaintext
26 lines
912 B
Plaintext
# uptime.m4
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# serial 8
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dnl Copyright (C) 1996, 1999-2001, 2004, 2009-2026 Free Software Foundation,
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dnl Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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dnl This file is offered as-is, without any warranty.
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AC_PREREQ([2.13])
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AC_DEFUN([gl_SYS_PROC_UPTIME],
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[ dnl Require AC_PROG_CC to see if we're cross compiling.
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AC_REQUIRE([AC_PROG_CC])
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AC_CACHE_CHECK([for /proc/uptime], [gl_cv_have_proc_uptime],
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[gl_cv_have_proc_uptime=no
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test -f /proc/uptime \
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&& test "$cross_compiling" = no \
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&& cat < /proc/uptime >/dev/null 2>/dev/null \
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&& gl_cv_have_proc_uptime=yes])
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if test $gl_cv_have_proc_uptime = yes; then
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AC_DEFINE([HAVE_PROC_UPTIME], [1],
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[ Define if your system has the /proc/uptime special file.])
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fi
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])
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