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--- Libc/Libc-391/gen/syslog.c
+++ Libc/Libc-320/gen/syslog.c
@@ -2,6 +2,8 @@
* Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
+ *
+ * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
@@ -64,11 +66,9 @@
#include <fcntl.h>
#include <paths.h>
#include <stdio.h>
-#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
-#include <notify.h>
#ifdef __STDC__
#include <stdarg.h>
@@ -77,39 +77,13 @@
#endif
#include <crt_externs.h>
-
-#define LOG_NO_NOTIFY 0x1000
-
-#ifdef BUILDING_VARIANT
-__private_extern__ int _sl_LogFile; /* fd for log */
-__private_extern__ int _sl_connected; /* have done connect */
-__private_extern__ int _sl_LogStat; /* status bits, set by openlog() */
-__private_extern__ const char *_sl_LogTag; /* string to tag the entry with */
-__private_extern__ int _sl_LogFacility; /* default facility code */
-__private_extern__ int _sl_LogMask; /* mask of priorities to be logged */
-__private_extern__ int _sl_NotifyToken; /* for remote control of priority filter */
-__private_extern__ int _sl_NotifyMaster; /* for remote control of priority filter */
-#else /* !BUILDING_VARIANT */
-__private_extern__ int _sl_LogFile = -1; /* fd for log */
-__private_extern__ int _sl_connected = 0; /* have done connect */
-__private_extern__ int _sl_LogStat = 0; /* status bits, set by openlog() */
-__private_extern__ const char *_sl_LogTag = NULL; /* string to tag the entry with */
-__private_extern__ int _sl_LogFacility = LOG_USER; /* default facility code */
-__private_extern__ int _sl_LogMask = 0xff; /* mask of priorities to be logged */
-__private_extern__ int _sl_NotifyToken = -1; /* for remote control of max logged priority */
-__private_extern__ int _sl_NotifyMaster = -1; /* for remote control of max logged priority */
-#endif /* BUILDING_VARIANT */
-
-__private_extern__ void _sl_init_notify();
-
-#define NOTIFY_SYSTEM_MASTER "com.apple.system.syslog.master"
-#define NOTIFY_PREFIX_SYSTEM "com.apple.system.syslog"
-#define NOTIFY_PREFIX_USER "user.syslog"
-#define NOTIFY_STATE_OFFSET 1000
-
-/* notify SPI */
-uint32_t notify_get_state(int token, int *state);
-uint32_t notify_register_plain(const char *name, int *out_token);
+
+static int LogFile = -1; /* fd for log */
+static int connected; /* have done connect */
+static int LogStat = 0; /* status bits, set by openlog() */
+static const char *LogTag = NULL; /* string to tag the entry with */
+static int LogFacility = LOG_USER; /* default facility code */
+static int LogMask = 0xff; /* mask of priorities to be logged */
/*
* syslog, vsyslog --
@@ -145,56 +119,29 @@
register int cnt;
register char ch, *p, *t;
time_t now;
- int fd, saved_errno, filter, cval, rc_filter, primask;
+ int fd, saved_errno;
#define TBUF_LEN 2048
#define FMT_LEN 1024
char *stdp, tbuf[TBUF_LEN], fmt_cpy[FMT_LEN];
int tbuf_left, fmt_left, prlen;
-
+
#define INTERNALLOG LOG_ERR|LOG_CONS|LOG_PERROR|LOG_PID
/* Check for invalid bits. */
- if (pri & ~(LOG_PRIMASK|LOG_FACMASK))
- {
- syslog(INTERNALLOG, "syslog: unknown facility/priority: %x", pri);
+ if (pri & ~(LOG_PRIMASK|LOG_FACMASK)) {
+ syslog(INTERNALLOG,
+ "syslog: unknown facility/priority: %x", pri);
pri &= LOG_PRIMASK|LOG_FACMASK;
}
- /* Get remote-control priority filter */
- filter = _sl_LogMask;
- rc_filter = 0;
-
- _sl_init_notify();
-
- if (_sl_NotifyToken >= 0)
- {
- if (notify_get_state(_sl_NotifyToken, &cval) == NOTIFY_STATUS_OK)
- {
- if (cval != 0)
- {
- filter = cval;
- rc_filter = 1;
- }
- }
- }
-
- if ((rc_filter == 0) && (_sl_NotifyMaster >= 0))
- {
- if (notify_get_state(_sl_NotifyMaster, &cval) == NOTIFY_STATUS_OK)
- {
- if (cval != 0)
- {
- filter = cval;
- }
- }
- }
-
- primask = LOG_MASK(LOG_PRI(pri));
- if ((primask & filter) == 0) return;
+ /* Check priority against setlogmask values. */
+ if (!(LOG_MASK(LOG_PRI(pri)) & LogMask))
+ return;
saved_errno = errno;
/* Set default facility if none specified. */
- if ((pri & LOG_FACMASK) == 0) pri |= _sl_LogFacility;
+ if ((pri & LOG_FACMASK) == 0)
+ pri |= LogFacility;
/* Build the message. */
@@ -225,31 +172,24 @@
prlen = strftime(p, tbuf_left, "%h %e %T ", localtime(&now));
DEC();
- if (_sl_LogStat & LOG_PERROR) stdp = p;
-
- if (_sl_LogTag == NULL) _sl_LogTag = *(*_NSGetArgv());
-
- if (_sl_LogTag != NULL)
- {
- prlen = snprintf(p, tbuf_left, "%s", _sl_LogTag);
+ if (LogStat & LOG_PERROR)
+ stdp = p;
+ if (LogTag == NULL)
+ LogTag = *(*_NSGetArgv());
+ if (LogTag != NULL) {
+ prlen = snprintf(p, tbuf_left, "%s", LogTag);
DEC();
}
-
- if (_sl_LogStat & LOG_PID)
- {
+ if (LogStat & LOG_PID) {
prlen = snprintf(p, tbuf_left, "[%d]", getpid());
DEC();
}
-
- if (_sl_LogTag != NULL)
- {
- if (tbuf_left > 1)
- {
+ if (LogTag != NULL) {
+ if (tbuf_left > 1) {
*p++ = ':';
tbuf_left--;
}
- if (tbuf_left > 1)
- {
+ if (tbuf_left > 1) {
*p++ = ' ';
tbuf_left--;
}
@@ -259,26 +199,22 @@
* We wouldn't need this mess if printf handled %m, or if
* strerror() had been invented before syslog().
*/
- for (t = fmt_cpy, fmt_left = FMT_LEN; (ch = *fmt); ++fmt)
- {
- if (ch == '%' && fmt[1] == 'm')
- {
+ for (t = fmt_cpy, fmt_left = FMT_LEN; (ch = *fmt); ++fmt) {
+ if (ch == '%' && fmt[1] == 'm') {
++fmt;
- prlen = snprintf(t, fmt_left, "%s", strerror(saved_errno));
- if (prlen >= fmt_left) prlen = fmt_left - 1;
+ prlen = snprintf(t, fmt_left, "%s",
+ strerror(saved_errno));
+ if (prlen >= fmt_left)
+ prlen = fmt_left - 1;
t += prlen;
fmt_left -= prlen;
- }
- else
- {
- if (fmt_left > 1)
- {
+ } else {
+ if (fmt_left > 1) {
*t++ = ch;
fmt_left--;
}
}
}
-
*t = '\0';
prlen = vsnprintf(p, tbuf_left, fmt_cpy, ap);
@@ -286,8 +222,7 @@
cnt = p - tbuf;
/* Output to stderr if requested. */
- if (_sl_LogStat & LOG_PERROR)
- {
+ if (LogStat & LOG_PERROR) {
struct iovec iov[2];
iov[0].iov_base = stdp;
@@ -298,16 +233,18 @@
}
/* Get connected, output the message to the local logger. */
- if (_sl_connected == 0) openlog(_sl_LogTag, _sl_LogStat | LOG_NDELAY, 0);
- if (send(_sl_LogFile, tbuf, cnt, 0) >= 0) return;
+ if (!connected)
+ openlog(LogTag, LogStat | LOG_NDELAY, 0);
+ if (send(LogFile, tbuf, cnt, 0) >= 0)
+ return;
/*
* Output the message to the console; don't worry about blocking,
* if console blocks everything will. Make sure the error reported
* is the one from the syslogd failure.
*/
- if (_sl_LogStat & LOG_CONS && (fd = open(_PATH_CONSOLE, O_WRONLY, 0)) >= 0)
- {
+ if (LogStat & LOG_CONS &&
+ (fd = open(_PATH_CONSOLE, O_WRONLY, 0)) >= 0) {
struct iovec iov[2];
p = strchr(tbuf, '>') + 1;
@@ -320,92 +257,43 @@
}
}
-#ifndef BUILDING_VARIANT
-
static struct sockaddr_un SyslogAddr; /* AF_UNIX address of local logger */
-
-__private_extern__ void
-_sl_init_notify()
-{
- int status;
- char *notify_name;
- const char *prefix;
-
- if (_sl_LogStat & LOG_NO_NOTIFY)
- {
- _sl_NotifyMaster = -2;
- _sl_NotifyToken = -2;
- return;
- }
-
- if (_sl_NotifyMaster == -1)
- {
- status = notify_register_plain(NOTIFY_SYSTEM_MASTER, &_sl_NotifyMaster);
- if (status != NOTIFY_STATUS_OK) _sl_NotifyMaster = -2;
- }
-
- if (_sl_NotifyToken == -1)
- {
- _sl_NotifyToken = -2;
-
- notify_name = NULL;
- prefix = NOTIFY_PREFIX_USER;
- if (getuid() == 0) prefix = NOTIFY_PREFIX_SYSTEM;
- asprintf(¬ify_name, "%s.%d", prefix, getpid());
-
- if (notify_name != NULL)
- {
- status = notify_register_plain(notify_name, &_sl_NotifyToken);
- free(notify_name);
- if (status != NOTIFY_STATUS_OK) _sl_NotifyToken = -2;
- }
- }
-}
void
openlog(ident, logstat, logfac)
const char *ident;
int logstat, logfac;
{
- if (ident != NULL) _sl_LogTag = ident;
-
- _sl_LogStat = logstat;
-
- if (logfac != 0 && (logfac &~ LOG_FACMASK) == 0) _sl_LogFacility = logfac;
-
- if (_sl_LogFile == -1)
- {
+ if (ident != NULL)
+ LogTag = ident;
+ LogStat = logstat;
+ if (logfac != 0 && (logfac &~ LOG_FACMASK) == 0)
+ LogFacility = logfac;
+
+ if (LogFile == -1) {
SyslogAddr.sun_family = AF_UNIX;
- (void)strncpy(SyslogAddr.sun_path, _PATH_LOG, sizeof(SyslogAddr.sun_path));
- if (_sl_LogStat & LOG_NDELAY)
- {
- if ((_sl_LogFile = socket(AF_UNIX, SOCK_DGRAM, 0)) == -1) return;
- (void)fcntl(_sl_LogFile, F_SETFD, 1);
+ (void)strncpy(SyslogAddr.sun_path, _PATH_LOG,
+ sizeof(SyslogAddr.sun_path));
+ if (LogStat & LOG_NDELAY) {
+ if ((LogFile = socket(AF_UNIX, SOCK_DGRAM, 0)) == -1)
+ return;
+ (void)fcntl(LogFile, F_SETFD, 1);
}
}
-
- if ((_sl_LogFile != -1) && (_sl_connected == 0))
- {
- if (connect(_sl_LogFile, (struct sockaddr *)&SyslogAddr, sizeof(SyslogAddr)) == -1)
- {
- (void)close(_sl_LogFile);
- _sl_LogFile = -1;
- }
- else
- {
- _sl_connected = 1;
- }
- }
-
- _sl_init_notify();
+ if (LogFile != -1 && !connected)
+ if (connect(LogFile, (struct sockaddr *)&SyslogAddr, sizeof(SyslogAddr)) == -1) {
+ (void)close(LogFile);
+ LogFile = -1;
+ } else
+ connected = 1;
}
void
closelog()
{
- (void)close(_sl_LogFile);
- _sl_LogFile = -1;
- _sl_connected = 0;
+ (void)close(LogFile);
+ LogFile = -1;
+ connected = 0;
}
/* setlogmask -- set the log mask level */
@@ -415,9 +303,8 @@
{
int omask;
- omask = _sl_LogMask;
- if (pmask != 0) _sl_LogMask = pmask;
+ omask = LogMask;
+ if (pmask != 0)
+ LogMask = pmask;
return (omask);
}
-
-#endif /* !BUILDING_VARIANT */