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/* This file is part of Mailfromd. -*- c -*-
Copyright (C) 2006-2011, 2015 Sergey Poznyakoff
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* #pragma prereq <version> */
MF_PRAGMA(prereq, 1, 0)
{
int res;
if (mf_vercmp(PACKAGE_VERSION, argv[1], &res) < 0) {
if (res == 0)
abort();
parse_error(_("invalid version syntax"));
} else if (res < 0) {
parse_error(_("this source file requires %s version %s or later,"),
PACKAGE_NAME, argv[1]);
parse_error(_("but you use version %s"), PACKAGE_VERSION);
}
}
MF_DEFUN(vercmp, NUMBER, STRING a, STRING b)
{
int res;
if (mf_vercmp(a, b, &res) < 0)
MF_THROW(mfe_range,
_("not a valid version number: %s (argument %d)"),
res == 0 ? a : b, res + 1);
MF_RETURN(res);
}
END
MF_INIT
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