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- # ===========================================================================
- # https://www.gnu.org/software/autoconf-archive/ax_check_pathfind.html
- # ===========================================================================
- #
- # SYNOPSIS
- #
- # AX_CHECK_PATHFIND
- #
- # DESCRIPTION
- #
- # 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
- # AX_CHECK_STRCSPN.
- #
- # 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_PATHFIND], [AX_CHECK_PATHFIND])
- AC_DEFUN([AX_CHECK_PATHFIND],[
- AC_MSG_CHECKING([whether pathfind(3) works])
- AC_CACHE_VAL([ax_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;
- }],[ax_cv_pathfind=yes],[ax_cv_pathfind=no],[ax_cv_pathfind=no]
- ) # end of TRY_RUN]) # end of CACHE_VAL
-
- AC_MSG_RESULT([$ax_cv_pathfind])
- if test x$ax_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 AX_CHECK_PATHFIND
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