2 * Copyright (C) 2013 Felix Fietkau <nbd@openwrt.org>
3 * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License version 2.1
7 * as published by the Free Software Foundation
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
15 #include <sys/mount.h>
16 #include <sys/types.h>
30 mount("proc", "/proc", "proc", MS_NOATIME, 0);
31 mount("sysfs", "/sys", "sysfs", MS_NOATIME, 0);
32 mount("none", "/sys/fs/cgroup", "cgroup", 0, 0);
34 mount("tmpfs", "/tmp", "tmpfs", MS_NOSUID | MS_NODEV | MS_NOATIME, NULL);
35 mkdir("/tmp/run", 0777);
36 mkdir("/tmp/lock", 0777);
37 mkdir("/tmp/state", 0777);
38 symlink("/tmp", "/var");
40 mount("tmpfs", "/dev", "tmpfs", MS_NOATIME, "mode=0755,size=512K");
41 mkdir("/dev/shm", 0755);
42 mkdir("/dev/pts", 0755);
43 mount("devpts", "/dev/pts", "devpts", MS_NOATIME, "mode=600");
50 mknod("/dev/null", 0666, makedev(1, 3));
54 early_console(const char *dev)
60 ERROR("Failed to stat %s\n", dev);
64 dd = open(dev, O_RDWR);
66 dd = open("/dev/null", O_RDWR);
68 dup2(dd, STDIN_FILENO);
69 dup2(dd, STDOUT_FILENO);
70 dup2(dd, STDERR_FILENO);
72 if (dd != STDIN_FILENO &&
73 dd != STDOUT_FILENO &&
77 fcntl(STDERR_FILENO, F_SETFL, fcntl(STDERR_FILENO, F_GETFL) | O_NONBLOCK);
83 setenv("PATH", "/bin:/sbin:/usr/bin:/usr/sbin", 1);
95 early_console("/dev/console");
97 LOG("Console is alive\n");