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(getloadavg): Set FD_CLOEXEC flag on /dev/kmem file descriptor.

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This commit is contained in:
Roland McGrath 1995-08-01 18:29:36 +00:00
parent e74b6ae5c2
commit 8b3f13f6ec
1 changed files with 11 additions and 1 deletions
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12
getloadavg.c
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@ -840,7 +840,17 @@ getloadavg (loadavg, nelem)
#ifndef SUNOS_5 #ifndef SUNOS_5
channel = open ("/dev/kmem", 0); channel = open ("/dev/kmem", 0);
if (channel >= 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 */ #else /* SUNOS_5 */
/* We pass 0 for the kernel, corefile, and swapfile names /* We pass 0 for the kernel, corefile, and swapfile names
to use the currently running kernel. */ to use the currently running kernel. */