Macro: ag_check_posix_sysinfo

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Synopsis

  `AG_CHECK_POSIX_SYSINFO`

Version

  1.1 (2001/11/11) bkorb @ ac-archive-0.5.39

Author

  autogen.sf.net is a project of Bruce Korb <bkorb@gnu.org>

Description

  Check that the POSIX compliant sysinfo(2) call works properly. Linux has its own weirdo alternative.

M4 Source Code

      AC_DEFUN(AG_CHECK_POSIX_SYSINFO,[
        AC_MSG_CHECKING([whether sysinfo(2) is POSIX])
        AC_CACHE_VAL([ag_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; }],[ag_cv_posix_sysinfo=yes],[ag_cv_posix_sysinfo=no],[ag_cv_posix_sysinfo=no]
                 ) # end of TRY_RUN]) # end of CACHE_VAL

       AC_MSG_RESULT([$ag_cv_posix_sysinfo])
       if test x$ag_cv_posix_sysinfo = xyes
       then
         AC_DEFINE(HAVE_POSIX_SYSINFO, 1,
            [Define this if sysinfo(2) is POSIX])
       fi
       ]) # end of AC_DEFUN