1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include <stdio.h> 30 #include <stdlib.h> 31 #include <syslog.h> 32 #include <stdarg.h> 33 #include <string.h> 34 35 #define DEBUG_NONE 0 36 #define DEBUG_SYSLOG 1 37 #define DEBUG_STDERR 2 38 39 int debug_enabled = 0; 40 41 void 42 debug_init(void) 43 { 44 char *env; 45 46 env = getenv("PASSWDUTIL_DEBUG"); 47 48 if (env == NULL) 49 debug_enabled = DEBUG_NONE; 50 51 else if (strcmp(env, "syslog") == 0) 52 debug_enabled = DEBUG_SYSLOG; 53 else if (strcmp(env, "stderr") == 0) 54 debug_enabled = DEBUG_STDERR; 55 else { 56 (void) fprintf(stderr, "Invalid value for PASSWDUTIL_DEBUG\n"); 57 debug_enabled = DEBUG_NONE; 58 } 59 } 60 61 /*PRINTFLIKE1*/ 62 void 63 debug(char *fmt, ...) 64 { 65 va_list ap; 66 67 va_start(ap, fmt); 68 69 switch (debug_enabled) { 70 case DEBUG_NONE: 71 break; 72 case DEBUG_SYSLOG: 73 vsyslog(LOG_DEBUG, fmt, ap); 74 break; 75 case DEBUG_STDERR: 76 (void) vfprintf(stderr, fmt, ap); 77 (void) fprintf(stderr, "\n"); 78 break; 79 } 80 va_end(ap); 81 } 82