/* * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this * file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_LICENSE_HEADER_END@ */ #import <syslog.h> #import <stdarg.h> #import <syslog.h> #import <mach/boolean.h> #import "lockc.h" static lockc_t log; static int verbose = FALSE; static int initialized = FALSE; void ts_log_init(int v) { verbose = v; lockc_init(&log); initialized = TRUE; } void ts_log(int priority, const char *message, ...) { va_list ap; static boolean_t log_busy = FALSE; if (initialized == FALSE) return; if (priority == LOG_DEBUG) { if (verbose == FALSE) return; priority = LOG_INFO; } va_start(ap, message); lockc_lock(&log); while (log_busy) lockc_wait(&log); log_busy = TRUE; lockc_unlock(&log); vsyslog(priority, message, ap); lockc_lock(&log); log_busy = FALSE; lockc_signal_nl(&log); lockc_unlock(&log); return; }