| 1 | dnl -*-autoconf-*- |
| 2 | |
| 3 | ### SYNOPSIS |
| 4 | ### |
| 5 | ### mdw_LIBTOOL_VERSION_INFO |
| 6 | ### |
| 7 | ### DESCRIPTION |
| 8 | ### |
| 9 | ### Decodes the `PACKAGE_VERSION' variable as a `libtool' version-info |
| 10 | ### string, available as the `@LIBTOOL_VERSION_INFO@' substitution. |
| 11 | ### Strictly speaking, this is very naughty. |
| 12 | ### |
| 13 | ### LICENSE |
| 14 | ### |
| 15 | ### Copyright (c) 2008 Mark Wooding <mdw@distorted.org.uk> |
| 16 | ### |
| 17 | ### This program is free software: you can redistribute it and/or modify it |
| 18 | ### under the terms of the GNU General Public License as published by the |
| 19 | ### Free Software Foundation, either version 2 of the License, or (at your |
| 20 | ### option) any later version. |
| 21 | ### |
| 22 | ### This program is distributed in the hope that it will be useful, but |
| 23 | ### WITHOUT ANY WARRANTY; without even the implied warranty of |
| 24 | ### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 25 | ### General Public License for more details. |
| 26 | ### |
| 27 | ### You should have received a copy of the GNU General Public License along |
| 28 | ### with this program. If not, see <http://www.gnu.org/licenses/>. |
| 29 | ### |
| 30 | ### As a special exception, the respective Autoconf Macro's copyright owner |
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| 35 | ### Macro appear in them. The GNU General Public License (GPL) does govern |
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| 37 | ### |
| 38 | ### This special exception to the GPL applies to versions of the Autoconf |
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| 41 | ### exception to the GPL to apply to your modified version as well. |
| 42 | |
| 43 | # serial 1 |
| 44 | AC_DEFUN([mdw_LIBTOOL_VERSION_INFO], |
| 45 | [set -- $(echo $PACKAGE_VERSION | |
| 46 | sed 's:[^\([0-9][0-9]*\)\.\([0-9][0-9]*\)\.\([0-9][0-9]*\).*$]:\1 \2 \3:') |
| 47 | LIBTOOL_VERSION_INFO="$(expr $[]1 + $[]2):$[]3:$[]2" |
| 48 | AC_SUBST([LIBTOOL_VERSION_INFO])]) |