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Fix bugs: mountpoints, parent/child in fork, signal handling and startx

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Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>
This commit is contained in:
Claudio Matsuoka
2007-12-30 14:48:47 -02:00
parent 41a9745384
commit 517a628337
1 changed files with 20 additions and 11 deletions
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finit.c
+20 -11
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@@ -47,11 +47,10 @@ int main()
DIR *dir;
struct dirent *d;
char filename[1024];
struct sigaction sa;
struct sigaction sa, act;
char hline[1024];
char *x;
sigset_t nmask, nmask1, nmask2;
struct stat buf;
sigset_t nmask, nmask2;
chdir("/");
umask(022);
@@ -99,9 +98,9 @@ int main()
/*
* Mount filesystems
*/
mount("proc", "/", "proc", 0, NULL);
mount("proc", "/proc", "proc", 0, NULL);
mount("sysfs", "/sys", "sysfs", 0, NULL);
mount("devpts", "/dev/pts", "devpts", MS_MOVE, "gid=5,mode=620");
mount("devpts", "/dev/pts", "devpts", 0, "gid=5,mode=620");
mount("tmpfs", "/dev/shm", "tmpfs", 0, NULL);
mount("tmpfs", "/tmp", "tmpfs", 0, "mode=1777,size=128m");
mount("/mnt", "/", NULL, MS_MOVE, NULL);
@@ -129,6 +128,8 @@ int main()
d->d_name);
unlink(filename);
}
closedir(dir);
}
touch("/var/run/utmp");
@@ -156,11 +157,13 @@ int main()
* Set random seed
*/
/* Bug: the eeepc never sets its random seed from file */
system("/bin/cat /var/lib/urandom/random-seed >/dev/urandom > /dev/null 2>&1");
system("/bin/cat /var/lib/urandom/random-seed >/dev/urandom "
"> /dev/null 2>&1");
unlink("/var/lib/urandom/random-seed");
umask(077);
system("/bin/dd if=/dev/urandom of=/var/lib/urandom/random-seed bs=4096 count=1 >/dev/null 2>&1");
system("/bin/dd if=/dev/urandom of=/var/lib/urandom/random-seed "
"bs=4096 count=1 >/dev/null 2>&1");
/*
* Misc setup
@@ -168,12 +171,14 @@ int main()
system("/bin/rm -rf /tmp/* /tmp/.* 2>/dev/null");
unlink("/var/run/.clean");
unlink("/var/lock/.clean");
umask(0000);
umask(0);
mkdir("/tmp/.X11-unix", 01777);
mkdir("/tmp/.ICE-unix", 01777);
umask(0022);
if (fork()) {
if (!fork()) {
/* child process */
vhangup();
close(2);
@@ -183,7 +188,9 @@ int main()
if (open("/dev/tty1", O_RDWR, 0))
exit(1);
sigemptyset(&nmask1);
sigemptyset(&act.sa_mask);
act.sa_handler = SIG_DFL;
sigemptyset(&nmask2);
sigaddset(&nmask2, SIGCHLD);
sigprocmask(SIG_UNBLOCK, &nmask2, NULL);
@@ -198,12 +205,14 @@ int main()
touch("/tmp/nologin");
if (stat("/tmp/shutdown", &buf) < 0)
while (access("/tmp/shutdown", F_OK) < 0)
system("su -c startx -l user &> /dev/null");
exit(0);
}
/* parent process */
system("/sbin/getty 38400 tty3 &");
sleep(1);
system("/usr/sbin/services.sh &> /dev/null &");