123456789101112131415161718192021222324252627282930 |
- # Helper functions for option handling. -*- Autoconf -*-
- # Copyright (C) 2001-2017 Free Software Foundation, Inc.
- #
- # This file is free software; the Free Software Foundation
- # gives unlimited permission to copy and/or distribute it,
- # with or without modifications, as long as this notice is preserved.
- # _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],
- [m4_foreach_w([_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])])
|