diff options
| author | Markus Friedl <markus@cvs.openbsd.org> | 2001-07-20 14:46:12 +0000 |
|---|---|---|
| committer | Markus Friedl <markus@cvs.openbsd.org> | 2001-07-20 14:46:12 +0000 |
| commit | fc223656d8469d078ebca648bf97951f04d4536d (patch) | |
| tree | 00a8542e0cda40e2d3e32f4a9260159a6928ea8b /usr.bin/ssh/ssh-agent.c | |
| parent | 922805fa1b46088c534de8b16c27d252ada6c4ba (diff) | |
do not exit() from signal handlers; ok deraadt@
Diffstat (limited to 'usr.bin/ssh/ssh-agent.c')
| -rw-r--r-- | usr.bin/ssh/ssh-agent.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/usr.bin/ssh/ssh-agent.c b/usr.bin/ssh/ssh-agent.c index e42b0005380..60086c2760d 100644 --- a/usr.bin/ssh/ssh-agent.c +++ b/usr.bin/ssh/ssh-agent.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ssh-agent.c,v 1.67 2001/07/18 21:40:40 stevesk Exp $ */ +/* $OpenBSD: ssh-agent.c,v 1.68 2001/07/20 14:46:11 markus Exp $ */ /* * Author: Tatu Ylonen <ylo@cs.hut.fi> @@ -36,7 +36,7 @@ */ #include "includes.h" -RCSID("$OpenBSD: ssh-agent.c,v 1.67 2001/07/18 21:40:40 stevesk Exp $"); +RCSID("$OpenBSD: ssh-agent.c,v 1.68 2001/07/20 14:46:11 markus Exp $"); #include <openssl/evp.h> #include <openssl/md5.h> @@ -775,20 +775,6 @@ after_select(fd_set *readset, fd_set *writeset) } static void -check_parent_exists(int sig) -{ - int save_errno = errno; - - if (parent_pid != -1 && kill(parent_pid, 0) < 0) { - /* printf("Parent has died - Authentication agent exiting.\n"); */ - exit(1); - } - signal(SIGALRM, check_parent_exists); - alarm(10); - errno = save_errno; -} - -static void cleanup_socket(void) { if (socket_name[0]) @@ -812,6 +798,20 @@ cleanup_handler(int sig) } static void +check_parent_exists(int sig) +{ + int save_errno = errno; + + if (parent_pid != -1 && kill(parent_pid, 0) < 0) { + /* printf("Parent has died - Authentication agent exiting.\n"); */ + cleanup_handler(sig); /* safe */ + } + signal(SIGALRM, check_parent_exists); + alarm(10); + errno = save_errno; +} + +static void usage(void) { fprintf(stderr, "ssh-agent version %s\n", SSH_VERSION); |