diff options
| author | Roland McGrath <roland@redhat.com> | 1995-08-01 18:29:36 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@redhat.com> | 1995-08-01 18:29:36 +0000 |
| commit | 8b3f13f6ec84bf24954cae07576ae70086547e1c (patch) | |
| tree | 90f3725278c0141cc436af01ed117b1ee552baad | |
| parent | e74b6ae5c217dbab29c5e80c939f743c577ba42c (diff) | |
| download | gunmake-8b3f13f6ec84bf24954cae07576ae70086547e1c.tar.gz | |
(getloadavg): Set FD_CLOEXEC flag on /dev/kmem file descriptor.
| -rw-r--r-- | getloadavg.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/getloadavg.c b/getloadavg.c index 8689a81..5cf0b99 100644 --- a/getloadavg.c +++ b/getloadavg.c @@ -840,7 +840,17 @@ getloadavg (loadavg, nelem) #ifndef SUNOS_5 channel = open ("/dev/kmem", 0); if (channel >= 0) - getloadavg_initialized = 1; + { + /* Set the channel to close on exec, so it does not + litter any child's descriptor table. */ +#ifdef FD_SETFD +#ifndef FD_CLOEXEC +#define FD_CLOEXEC 1 +#endif + (void) fcntl (channel, F_SETFD, FD_CLOEXEC); +#endif + getloadavg_initialized = 1; + } #else /* SUNOS_5 */ /* We pass 0 for the kernel, corefile, and swapfile names to use the currently running kernel. */ |