| version 1.345, 2010/08/04 05:42:47 |
version 1.346, 2010/08/12 21:49:44 |
|
|
| sanitise_stdfd(); |
sanitise_stdfd(); |
| |
|
| /* |
/* |
| |
* Discard other fds that are hanging around. These can cause problem |
| |
* with backgrounded ssh processes started by ControlPersist. |
| |
*/ |
| |
closefrom(STDERR_FILENO + 1); |
| |
|
| |
/* |
| * Save the original real uid. It will be needed later (uid-swapping |
* Save the original real uid. It will be needed later (uid-swapping |
| * may clobber the real uid). |
* may clobber the real uid). |
| */ |
*/ |
|
|
| control_persist_detach(void) |
control_persist_detach(void) |
| { |
{ |
| pid_t pid; |
pid_t pid; |
| |
int devnull; |
| |
|
| debug("%s: backgrounding master process", __func__); |
debug("%s: backgrounding master process", __func__); |
| |
|
|
|
| /* muxclient() doesn't return on success. */ |
/* muxclient() doesn't return on success. */ |
| fatal("Failed to connect to new control master"); |
fatal("Failed to connect to new control master"); |
| } |
} |
| |
if ((devnull = open(_PATH_DEVNULL, O_RDWR)) == -1) { |
| |
error("%s: open(\"/dev/null\"): %s", __func__, |
| |
strerror(errno)); |
| |
} else { |
| |
if (dup2(devnull, STDIN_FILENO) == -1 || |
| |
dup2(devnull, STDOUT_FILENO) == -1) |
| |
error("%s: dup2: %s", __func__, strerror(errno)); |
| |
if (devnull > STDERR_FILENO) |
| |
close(devnull); |
| |
} |
| } |
} |
| |
|
| /* Do fork() after authentication. Used by "ssh -f" */ |
/* Do fork() after authentication. Used by "ssh -f" */ |
![[BACK]](/icons/back.gif){kind=icon}
Return to ssh.c CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / src / usr.bin / ssh