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dnl **********************************************************************
dnl *
dnl * PostGIS - Spatial Types for PostgreSQL
dnl * http://postgis.net
dnl * Copyright 2008 Mark Cave-Ayland
dnl *
dnl * This program is free software; you can redistribute it and/or
dnl * modify it under the terms of the GNU General Public License
dnl * as published by the Free Software Foundation; either version 2
dnl * of the License, or (at your option) any later version.
dnl *
dnl * This program is distributed in the hope that it will be useful,
dnl * but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl * GNU General Public License for more details.
dnl *
dnl * You should have received a copy of the GNU General Public License
dnl * along with this program; if not, write to the Free Software Foundation,
dnl * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
dnl *
dnl **********************************************************************
dnl
dnl Return the PROJ.4 version number
dnl
AC_DEFUN([AC_PROJ_VERSION], [
AC_RUN_IFELSE(
[AC_LANG_PROGRAM([
#ifdef HAVE_STDINT_H
#include <stdio.h>
#endif
#include "proj_api.h"
],
[
FILE *fp;
fp = fopen("conftest.out", "w");
fprintf(fp, "%d\n", PJ_VERSION);
fclose(fp)])
],
[
dnl The program ran successfully, so return the version number in the form MAJORMINOR
$1=`cat conftest.out | sed 's/\([[0-9]]\)\([[0-9]]\)\([[0-9]]\)/\1\2/'`
],
[
dnl The program failed so return an empty variable
$1=""
]
)
])
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