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- # ===========================================================================
- # https://www.gnu.org/software/autoconf-archive/ax_check_posix_sysinfo.html
- # ===========================================================================
- #
- # SYNOPSIS
- #
- # AX_CHECK_POSIX_SYSINFO
- #
- # DESCRIPTION
- #
- # Check that the POSIX compliant sysinfo(2) call works properly. Linux has
- # its own weirdo alternative.
- #
- # LICENSE
- #
- # Copyright (c) 2008 Bruce Korb <bkorb@gnu.org>
- #
- # Copying and distribution of this file, with or without modification, are
- # permitted in any medium without royalty provided the copyright notice
- # and this notice are preserved. This file is offered as-is, without any
- # warranty.
-
- #serial 6
-
- AU_ALIAS([AG_CHECK_POSIX_SYSINFO], [AX_CHECK_POSIX_SYSINFO])
- AC_DEFUN([AX_CHECK_POSIX_SYSINFO],[
- AC_MSG_CHECKING([whether sysinfo(2) is POSIX])
- AC_CACHE_VAL([ax_cv_posix_sysinfo],[
- AC_TRY_RUN([#include <sys/systeminfo.h>
- int main() { char z[ 256 ];
- long sz = sysinfo( SI_SYSNAME, z, sizeof( z ));
- return (sz > 0) ? 0 : 1; }],[ax_cv_posix_sysinfo=yes],[ax_cv_posix_sysinfo=no],[ax_cv_posix_sysinfo=no]
- ) # end of TRY_RUN]) # end of CACHE_VAL
-
- AC_MSG_RESULT([$ax_cv_posix_sysinfo])
- if test x$ax_cv_posix_sysinfo = xyes
- then
- AC_DEFINE(HAVE_POSIX_SYSINFO, 1,
- [Define this if sysinfo(2) is POSIX])
- fi
- ]) # end of AC_DEFUN of AX_CHECK_POSIX_SYSINFO
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