rigg_unveil.c

/*
 * Copyright (c) 2023-2024 Thomas Frohwein
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <err.h>
#include <stdio.h>
#include <unistd.h>

#include "rigg_unveil.h"
#include "rigg.h"

void unveil_err(const char *path, const char *permissions) {
	if (path == NULL && permissions == NULL) {
		printf("unveil: future unveil calls disabled\n");
	} else {
		vprintf(UNVEIL_VPRINT_FMT, path, permissions);
	}
	if (unveil(path, permissions) == -1)
		err(1, "unveil");
}