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- # Helper functions for option handling. -*- Autoconf -*-
-
- # Copyright 2001, 2002 Free Software Foundation, Inc.
-
- # This program is free software; you can redistribute it and/or modify
- # it under the terms of the GNU General Public License as published by
- # the Free Software Foundation; either version 2, or (at your option)
- # any later version.
-
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
-
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write to the Free Software
- # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- # 02111-1307, USA.
-
- # serial 2
-
- # _AM_MANGLE_OPTION(NAME)
- # -----------------------
- AC_DEFUN([_AM_MANGLE_OPTION],
- [[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
-
- # _AM_SET_OPTION(NAME)
- # ------------------------------
- # Set option NAME. Presently that only means defining a flag for this option.
- AC_DEFUN([_AM_SET_OPTION],
- [m4_define(_AM_MANGLE_OPTION([$1]), 1)])
-
- # _AM_SET_OPTIONS(OPTIONS)
- # ----------------------------------
- # OPTIONS is a space-separated list of Automake options.
- AC_DEFUN([_AM_SET_OPTIONS],
- [AC_FOREACH([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
-
- # _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
- # -------------------------------------------
- # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
- AC_DEFUN([_AM_IF_OPTION],
- [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
-