diff options
author | Damien Miller <djm@mindrot.org> | 2002-04-18 22:53:22 +1000 |
---|---|---|
committer | Damien Miller <djm@mindrot.org> | 2002-04-18 22:53:22 +1000 |
commit | a370f4dcc6ae04c430ad97c28a2bd945c2350120 (patch) | |
tree | 0a91032abb9d8f5bd93cd4884793aeb7cf4863d5 /entropy.c | |
parent | 43a1c13e0fd522cf31666931b66891d23bb3de6d (diff) |
- (djm) Avoid SIGCHLD breakage when run from rsync. Fix from
Sturle Sunde <sturle.sunde@usit.uio.no>
Diffstat (limited to 'entropy.c')
-rw-r--r-- | entropy.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -45,7 +45,7 @@ * XXX: we should tell the child how many bytes we need. */ -RCSID("$Id: entropy.c,v 1.41 2002/03/11 00:16:35 stevesk Exp $"); +RCSID("$Id: entropy.c,v 1.42 2002/04/18 12:53:27 djm Exp $"); #ifndef OPENSSL_PRNG_ONLY #define RANDOM_SEED_SIZE 48 @@ -61,6 +61,7 @@ seed_rng(void) pid_t pid; int ret; unsigned char buf[RANDOM_SEED_SIZE]; + mysig_t old_sigchld; if (RAND_status() == 1) { debug3("RNG is ready, skipping seeding"); @@ -74,6 +75,7 @@ seed_rng(void) if (pipe(p) == -1) fatal("pipe: %s", strerror(errno)); + old_sigchld = mysignal(SIGCHLD, SIG_DFL); if ((pid = fork()) == -1) fatal("Couldn't fork: %s", strerror(errno)); if (pid == 0) { @@ -113,6 +115,7 @@ seed_rng(void) if (waitpid(pid, &ret, 0) == -1) fatal("Couldn't wait for ssh-rand-helper completion: %s", strerror(errno)); + mysignal(SIGCHLD, old_sigchld); /* We don't mind if the child exits upon a SIGPIPE */ if (!WIFEXITED(ret) && |