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- vsyslog_r only closes if it opened 

- maintain opened properly
- preserve the tag (from OpenBSD)
This commit is contained in:
christos 2008-10-21 21:00:31 +00:00
parent 8f23ec634b
commit b602f406f7
1 changed files with 11 additions and 4 deletions
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15
lib/libc/gen/syslog.c
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@ -1,4 +1,4 @@
/* $NetBSD: syslog.c,v 1.40 2008/06/12 20:43:14 christos Exp $ */
/* $NetBSD: syslog.c,v 1.41 2008/10/21 21:00:31 christos Exp $ */
/*
* Copyright (c) 1983, 1988, 1993
@ -34,7 +34,7 @@
#if 0
static char sccsid[] = "@(#)syslog.c 8.5 (Berkeley) 4/29/95";
#else
__RCSID("$NetBSD: syslog.c,v 1.40 2008/06/12 20:43:14 christos Exp $");
__RCSID("$NetBSD: syslog.c,v 1.41 2008/10/21 21:00:31 christos Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -170,6 +170,7 @@ vsyslog_r(int pri, struct syslog_data *data, const char *fmt, va_list ap)
char tbuf[TBUF_LEN], fmt_cpy[FMT_LEN];
size_t tbuf_left, fmt_left;
int signal_safe = pri & LOG_SIGNAL_SAFE;
int opened;
pri &= ~LOG_SIGNAL_SAFE;
@ -302,7 +303,7 @@ vsyslog_r(int pri, struct syslog_data *data, const char *fmt, va_list ap)
/* Get connected, output the message to the local logger. */
if (data == &sdata)
mutex_lock(&syslog_mutex);
if (!data->opened)
if ((opened = !data->opened))
openlog_unlocked_r(data->log_tag, data->log_stat, 0, data);
connectlog_r(data);
@ -344,8 +345,12 @@ vsyslog_r(int pri, struct syslog_data *data, const char *fmt, va_list ap)
if (data == &sdata)
mutex_unlock(&syslog_mutex);
if (data != &sdata)
if (data != &sdata && opened) {
/* preserve log tag */
const char *ident = data->log_tag;
closelog_r(data);
data->log_tag = ident;
}
}
static void
@ -402,6 +407,8 @@ openlog_unlocked_r(const char *ident, int logstat, int logfac,
if (data->log_stat & LOG_NDELAY) /* open immediately */
connectlog_r(data);
data->opened = 1;
}
void