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| author | Ulrich Drepper <drepper@redhat.com> | 2008-07-26 22:55:08 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2008-07-26 22:55:08 +0000 |
| commit | c0216dfc6262a4f1379b990e4076127f1f47c6d1 (patch) | |
| tree | 5130e982462a0c1ea5113c08b9468183895f8891 /misc | |
| parent | 72112b0cb4b10d27e7729d12bb9f937e13975379 (diff) | |
| download | glibc-c0216dfc6262a4f1379b990e4076127f1f47c6d1.zip glibc-c0216dfc6262a4f1379b990e4076127f1f47c6d1.tar.gz glibc-c0216dfc6262a4f1379b990e4076127f1f47c6d1.tar.bz2 | |
* misc/syslog.c (openlog_internal): Use SOCK_CLOEXEC if possible.
Diffstat (limited to 'misc')
| -rw-r--r-- | misc/syslog.c | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/misc/syslog.c b/misc/syslog.c index 5781b4a..baa180b 100644 --- a/misc/syslog.c +++ b/misc/syslog.c @@ -348,10 +348,35 @@ openlog_internal(const char *ident, int logstat, int logfac) (void)strncpy(SyslogAddr.sun_path, _PATH_LOG, sizeof(SyslogAddr.sun_path)); if (LogStat & LOG_NDELAY) { - if ((LogFile = __socket(AF_UNIX, LogType, 0)) - == -1) +#ifdef SOCK_CLOEXEC +# ifndef __ASSUME_SOCK_CLOEXEC + if (__have_sock_cloexec >= 0) { +# endif + LogFile = __socket(AF_UNIX, + LogType + | SOCK_CLOEXEC, 0); +# ifndef __ASSUME_SOCK_CLOEXEC + if (__have_sock_cloexec == 0) + __have_sock_cloexec + = (LogFile != -1 + || errno != EINVAL); +#endif + } +#endif +#ifndef __ASSUME_SOCK_CLOEXEC +# ifdef SOCK_CLOEXEC + if (__have_sock_cloexec < 0) +# endif + LogFile = __socket(AF_UNIX, LogType, 0); +#endif + if (LogFile == -1) return; - (void)__fcntl(LogFile, F_SETFD, 1); +#ifndef __ASSUME_SOCK_CLOEXEC +# ifdef SOCK_CLOEXEC + if (__have_sock_cloexec < 0) +# endif + __fcntl(LogFile, F_SETFD, FD_CLOEXEC); +#endif } } if (LogFile != -1 && !connected) |