| Download M4 Source | Macro Index Page |
AG_CHECK_PATHFIND
Not all systems have pathfind(3). See if we need to substitute. To make this work, you have to do horrible things. See the doc for AG_CHECK_STRCSPN.
Bruce Korb <bkorb@gnu.org>
2001-12-01
dnl DO NOT EDIT THIS FILE (ag_check_pathfind.m4)
dnl
dnl It has been AutoGen-ed Saturday December 1, 2001 at 09:21:27 PM PST
dnl From the definitions bkorb.def
dnl and the template file conftest.tpl
dnl See: http://autogen.sf.net for a description of the AutoGen project
AC_DEFUN([AG_CHECK_PATHFIND],[
AC_MSG_CHECKING([whether pathfind(3) works])
AC_CACHE_VAL([ag_cv_pathfind],[
AC_TRY_RUN([#include <string.h>
#include <stdlib.h>
int main (int argc, char** argv) {
char* pz = pathfind( getenv( "PATH" ), "sh", "x" );
return (pz == 0) ? 1 : 0;
}],[ag_cv_pathfind=yes],[ag_cv_pathfind=no],[ag_cv_pathfind=no]
) # end of TRY_RUN]) # end of CACHE_VAL
AC_MSG_RESULT([$ag_cv_pathfind])
if test x$ag_cv_pathfind = xyes
then
AC_DEFINE(HAVE_PATHFIND, 1,
[Define this if pathfind(3) works])
else
if test x$ac_cv_lib_gen_pathfind = xyes
then :
else
COMPATOBJ="$COMPATOBJ pathfind.lo"
fi
fi
]) # end of AC_DEFUN of AG_CHECK_PATHFIND