4 * Copyright (C) 2017 Aleksandar Andrejevic <theflash@sdf.lonestar.org>
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as
8 * published by the Free Software Foundation, either version 3 of the
9 * License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #include <monolithium.h>
23 static void (*atexit_functions[ATEXIT_MAX])(void);
24 static int num_atexit_functions = 0;
26 int atexit(void (*function)(void))
28 if (num_atexit_functions == ATEXIT_MAX) return -1;
29 atexit_functions[num_atexit_functions++] = function;
33 void __attribute__((__noreturn__)) exit(int status)
35 while (num_atexit_functions) atexit_functions[--num_atexit_functions]();
37 syscall_terminate(INVALID_HANDLE, status);