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| author | rsc <devnull@localhost> | 2005-01-06 23:43:42 +0000 |
|---|---|---|
| committer | rsc <devnull@localhost> | 2005-01-06 23:43:42 +0000 |
| commit | a0a331aad99bbca5a13fa4b69593061f29dc3a29 (patch) | |
| tree | 1cba91b1f702a098a9c805fb3c876e9b372ba679 /src/libthread/daemonize.c | |
| parent | 815552b9ed41df2f20892f6467dd47f91f93aca1 (diff) | |
| download | plan9port-a0a331aad99bbca5a13fa4b69593061f29dc3a29.tar.gz plan9port-a0a331aad99bbca5a13fa4b69593061f29dc3a29.tar.bz2 plan9port-a0a331aad99bbca5a13fa4b69593061f29dc3a29.zip | |
add _procwakeupandunlock
to help ease locking contention
on Linux 2.4.
Diffstat (limited to 'src/libthread/daemonize.c')
| -rw-r--r-- | src/libthread/daemonize.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/libthread/daemonize.c b/src/libthread/daemonize.c index 3c408825..da8ec977 100644 --- a/src/libthread/daemonize.c +++ b/src/libthread/daemonize.c @@ -1,3 +1,6 @@ +#include <u.h> +#include <sys/time.h> +#include <sys/resource.h> #include "threadimpl.h" #undef waitpid @@ -11,6 +14,7 @@ static void child(void) { int status, pid; + struct rlimit rl; notedisable("sys: child"); pid = waitpid(sigpid, &status, 0); @@ -21,6 +25,14 @@ child(void) if(WIFEXITED(status)) _exit(WEXITSTATUS(status)); if(WIFSIGNALED(status)){ + /* + * Make sure we don't scribble over the nice + * core file that our child just wrote out. + */ + rl.rlim_cur = 0; + rl.rlim_max = 0; + setrlimit(RLIMIT_CORE, &rl); + signal(WTERMSIG(status), SIG_DFL); raise(WTERMSIG(status)); _exit(98); /* not reached */ |