From 916f95cb58604038695347ee41a430d8ca1f0556 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Thu, 14 Nov 2013 13:41:13 +0100 Subject: debloat and reorganize code split app into procd and init binaries remove log support, this is an external service now Signed-off-by: John Crispin --- early.c | 88 ----------------------------------------------------------------- 1 file changed, 88 deletions(-) delete mode 100644 early.c (limited to 'early.c') diff --git a/early.c b/early.c deleted file mode 100644 index 7da1e4b..0000000 --- a/early.c +++ /dev/null @@ -1,88 +0,0 @@ -/* - * Copyright (C) 2013 Felix Fietkau - * Copyright (C) 2013 John Crispin - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 2.1 - * as published by the Free Software Foundation - * - * 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. - */ - -#include -#include -#include - -#include -#include -#include - -#include "procd.h" - -static void early_mounts(void) -{ - mount("proc", "/proc", "proc", MS_NOATIME, 0); - mount("sysfs", "/sys", "sysfs", MS_NOATIME, 0); - - mount("tmpfs", "/tmp", "tmpfs", MS_NOSUID | MS_NODEV | MS_NOATIME, NULL); - mkdir("/tmp/run", 0777); - mkdir("/tmp/lock", 0777); - mkdir("/tmp/state", 0777); - symlink("/tmp", "/var"); - - mount("tmpfs", "/dev", "tmpfs", MS_NOATIME, "mode=0755,size=512K"); - mkdir("/dev/shm", 0755); - mkdir("/dev/pts", 0755); - mount("devpts", "/dev/pts", "devpts", MS_NOATIME, "mode=600"); -} - -static void early_dev(void) -{ - mkdev("*", 0600); - mknod("/dev/null", 0666, makedev(1, 3)); -} - -static void early_console(const char *dev) -{ - struct stat s; - int dd; - - if (stat(dev, &s)) { - ERROR("Failed to stat %s\n", dev); - return; - } - - dd = open(dev, O_RDWR); - if (dd < 0) - dd = open("/dev/null", O_RDWR); - - dup2(dd, STDIN_FILENO); - dup2(dd, STDOUT_FILENO); - dup2(dd, STDERR_FILENO); - - if (dd != STDIN_FILENO && - dd != STDOUT_FILENO && - dd != STDERR_FILENO) - close(dd); -} - -static void early_env(void) -{ - setenv("PATH", "/bin:/sbin:/usr/bin:/usr/sbin", 1); -} - -void procd_early(void) -{ - if (getpid() != 1) - return; - - early_mounts(); - early_dev(); - early_env(); - early_console("/dev/console"); - - LOG("Console is alive\n"); -} -- cgit v1.2.3