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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 is free software; you can redistribute and/or modify it under
dnl * the terms of the GNU General Public Licence. See the COPYING file.
dnl *
dnl **********************************************************************
dnl
dnl Extract the PROJ version number from proj.h
dnl
dnl Sets PROJ_VERSION
dnl
AC_DEFUN([AC_PROJ_VERSION], [
CFLAGS_SAVE="$CFLAGS"
LDFLAGS_SAVE="$LDFLAGS"
CFLAGS="$PROJ_CPPFLAGS"
LDFLAGS="$PROJ_LDLAGS"
AC_MSG_CHECKING([PROJ version via compiled code])
AC_RUN_IFELSE([
AC_LANG_PROGRAM([
#ifdef HAVE_STDINT_H
#include <stdio.h>
#endif
#include "proj.h"
],[
FILE *fp;
fp = fopen("conftest.out", "w");
fprintf(fp, "%d.%d.%d\n", PROJ_VERSION_MAJOR, PROJ_VERSION_MINOR, PROJ_VERSION_PATCH);
fclose(fp);
])
],[
dnl The program ran successfully
PROJ_VERSION=`cat conftest.out`
],[
AC_MSG_ERROR([Could not extract PROJ version via compiled >=6 test])
])
AC_MSG_RESULT($PROJ_VERSION)
CFLAGS="$CFLAGS_SAVE"
LDFLAGS="$LDFLAGS_SAVE"
])
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