1 /* 2 * EchoGals/Echo24 BeOS Driver for Echo audio cards 3 * 4 * Copyright (c) 2003, Jerome Duval (jerome.duval@free.fr) 5 * 6 * Original code : BeOS Driver for Intel ICH AC'97 Link interface 7 * Copyright (c) 2002, Marcus Overhagen <marcus@overhagen.de> 8 * 9 * All rights reserved. 10 * Redistribution and use in source and binary forms, with or without modification, 11 * are permitted provided that the following conditions are met: 12 * 13 * - Redistributions of source code must retain the above copyright notice, 14 * this list of conditions and the following disclaimer. 15 * - Redistributions in binary form must reproduce the above copyright notice, 16 * this list of conditions and the following disclaimer in the documentation 17 * and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 25 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 27 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 28 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 * 30 */ 31 #include <KernelExport.h> 32 #include <stdio.h> 33 #include <fcntl.h> 34 #include <unistd.h> 35 #include <OS.h> 36 #include "debug.h" 37 38 #if DEBUG > 0 39 static const char * logfile="/boot/home/"DRIVER_NAME".log"; 40 static sem_id loglock; 41 #endif 42 43 void debug_printf(const char *text,...); 44 void log_printf(const char *text,...); 45 46 void debug_printf(const char *text,...) 47 { 48 char buf[1024]; 49 va_list ap; 50 51 va_start(ap,text); 52 vsprintf(buf,text,ap); 53 va_end(ap); 54 55 dprintf(DRIVER_NAME ": %s",buf); 56 } 57 58 void log_create() 59 { 60 #if DEBUG > 0 61 int fd = open(logfile, O_WRONLY | O_CREAT | O_TRUNC, 0666); 62 const char *text = DRIVER_NAME ", " ECHO_VERSION "\n"; 63 loglock = create_sem(1,"logfile sem"); 64 write(fd,text,strlen(text)); 65 close(fd); 66 #endif 67 } 68 69 void log_printf(const char *text,...) 70 { 71 #if DEBUG > 0 72 int fd; 73 char buf[1024]; 74 va_list ap; 75 76 va_start(ap,text); 77 vsprintf(buf,text,ap); 78 va_end(ap); 79 80 dprintf(DRIVER_NAME ": %s",buf); 81 82 acquire_sem(loglock); 83 fd = open(logfile, O_WRONLY | O_APPEND); 84 write(fd,buf,strlen(buf)); 85 close(fd); 86 release_sem(loglock); 87 88 #if DEBUG > 1 89 snooze(150000); 90 #endif 91 #endif 92 } 93 94