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authorJohn Crispin <blogic@openwrt.org>2013-11-14 13:41:13 +0100
committerJohn Crispin <blogic@openwrt.org>2013-11-15 17:05:20 +0100
commit916f95cb58604038695347ee41a430d8ca1f0556 (patch)
tree5dbb52a6adaf28c6c6989ea37e6975aa52075160 /early.c
parentf9d31edb8938341b9217ee4c14eb58111414eb97 (diff)
downloadunitd-916f95cb58604038695347ee41a430d8ca1f0556.tar
unitd-916f95cb58604038695347ee41a430d8ca1f0556.zip
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 <blogic@openwrt.org>
Diffstat (limited to 'early.c')
-rw-r--r--early.c88
1 files changed, 0 insertions, 88 deletions
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 <nbd@openwrt.org>
- * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
- *
- * 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 <sys/mount.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include <stdio.h>
-#include <fcntl.h>
-#include <unistd.h>
-
-#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");
-}