src/bin/util.c


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/* 
 * Copyright (C) 2026 Peter Mikkelsen <petermikkelsen10@gmail.com>
 *
 * This file is part of aplwc.
 *
 * Aplwc 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 of the License, or
 * (at your option) any later version.
 *
 * Aplwc 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 aplwc.  If not, see <https://www.gnu.org/licenses/>.
 */

#include "aplwc_repl.h"

long
getenv_long(const char *name, long def)
{
	long ret, parsed;
	char *env, *p;

	ret = def;
	env = getenv(name);
	if((env != NULL) && (strlen(env) > 0)){
		parsed = strtol(env, &p, 10);
		if((*p) == 0)
			ret = parsed;
	}
	return ret;
}