| 1 | # Helper functions for option handling. -*- Autoconf -*-
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| 2 |
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| 3 | # Copyright 2001, 2002 Free Software Foundation, Inc.
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| 4 |
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| 5 | # This program is free software; you can redistribute it and/or modify
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| 6 | # it under the terms of the GNU General Public License as published by
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| 7 | # the Free Software Foundation; either version 2, or (at your option)
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| 8 | # any later version.
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| 9 |
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| 10 | # This program is distributed in the hope that it will be useful,
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| 11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | # GNU General Public License for more details.
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| 14 |
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| 15 | # You should have received a copy of the GNU General Public License
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| 16 | # along with this program; if not, write to the Free Software
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| 17 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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| 18 | # 02111-1307, USA.
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| 19 |
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| 20 | # serial 2
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| 21 |
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| 22 | # _AM_MANGLE_OPTION(NAME)
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| 23 | # -----------------------
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| 24 | AC_DEFUN([_AM_MANGLE_OPTION],
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| 25 | [[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
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| 26 |
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| 27 | # _AM_SET_OPTION(NAME)
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| 28 | # ------------------------------
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| 29 | # Set option NAME. Presently that only means defining a flag for this option.
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| 30 | AC_DEFUN([_AM_SET_OPTION],
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| 31 | [m4_define(_AM_MANGLE_OPTION([$1]), 1)])
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| 32 |
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| 33 | # _AM_SET_OPTIONS(OPTIONS)
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| 34 | # ----------------------------------
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| 35 | # OPTIONS is a space-separated list of Automake options.
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| 36 | AC_DEFUN([_AM_SET_OPTIONS],
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| 37 | [AC_FOREACH([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
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| 38 |
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| 39 | # _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
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| 40 | # -------------------------------------------
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| 41 | # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
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| 42 | AC_DEFUN([_AM_IF_OPTION],
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| 43 | [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
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