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mbed library sources

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api/mbed_debug.h@25:002053b42e66, 2013-09-18 (annotated)

Committer:
mbed_official
Date:
Wed Sep 18 11:15:05 2013 +0100
Revision:
25:002053b42e66
Parent:
13:0645d8841f51 
Synchronized with git revision c02372f88391a385415bca24ffaa1f0be34aab66

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 13:0645d8841f51 1 /* mbed Microcontroller Library
bogdanm 13:0645d8841f51 2 * Copyright (c) 2006-2013 ARM Limited
bogdanm 13:0645d8841f51 3 *
bogdanm 13:0645d8841f51 4 * Licensed under the Apache License, Version 2.0 (the "License");
bogdanm 13:0645d8841f51 5 * you may not use this file except in compliance with the License.
bogdanm 13:0645d8841f51 6 * You may obtain a copy of the License at
bogdanm 13:0645d8841f51 7 *
bogdanm 13:0645d8841f51 8 * http://www.apache.org/licenses/LICENSE-2.0
bogdanm 13:0645d8841f51 9 *
bogdanm 13:0645d8841f51 10 * Unless required by applicable law or agreed to in writing, software
bogdanm 13:0645d8841f51 11 * distributed under the License is distributed on an "AS IS" BASIS,
bogdanm 13:0645d8841f51 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
bogdanm 13:0645d8841f51 13 * See the License for the specific language governing permissions and
bogdanm 13:0645d8841f51 14 * limitations under the License.
bogdanm 13:0645d8841f51 15 */
bogdanm 13:0645d8841f51 16 #ifndef MBED_DEBUG_H
bogdanm 13:0645d8841f51 17 #define MBED_DEBUG_H
bogdanm 13:0645d8841f51 18 #include "device.h"
bogdanm 13:0645d8841f51 19
bogdanm 13:0645d8841f51 20 #ifdef __cplusplus
bogdanm 13:0645d8841f51 21 extern "C" {
bogdanm 13:0645d8841f51 22 #endif
bogdanm 13:0645d8841f51 23
mbed_official 25:002053b42e66 24 #if DEVICE_STDIO_MESSAGES
bogdanm 13:0645d8841f51 25 #include <stdio.h>
bogdanm 13:0645d8841f51 26 #include <stdarg.h>
bogdanm 13:0645d8841f51 27
bogdanm 13:0645d8841f51 28 /** Output a debug message
bogdanm 13:0645d8841f51 29 *
bogdanm 13:0645d8841f51 30 * @param format printf-style format string, followed by variables
bogdanm 13:0645d8841f51 31 */
bogdanm 13:0645d8841f51 32 static inline void debug(const char *format, ...) {
bogdanm 13:0645d8841f51 33 va_list args;
bogdanm 13:0645d8841f51 34 va_start(args, format);
bogdanm 13:0645d8841f51 35 vfprintf(stderr, format, args);
bogdanm 13:0645d8841f51 36 va_end(args);
bogdanm 13:0645d8841f51 37 }
bogdanm 13:0645d8841f51 38
bogdanm 13:0645d8841f51 39 /** Conditionally output a debug message
bogdanm 13:0645d8841f51 40 *
bogdanm 13:0645d8841f51 41 * NOTE: If the condition is constant false (!= 1) and the compiler optimization
bogdanm 13:0645d8841f51 42 * level is greater than 0, then the whole function will be compiled away.
bogdanm 13:0645d8841f51 43 *
bogdanm 13:0645d8841f51 44 * @param condition output only if condition is true (== 1)
bogdanm 13:0645d8841f51 45 * @param format printf-style format string, followed by variables
bogdanm 13:0645d8841f51 46 */
bogdanm 13:0645d8841f51 47 static inline void debug_if(int condition, const char *format, ...) {
bogdanm 13:0645d8841f51 48 if (condition == 1) {
bogdanm 13:0645d8841f51 49 va_list args;
bogdanm 13:0645d8841f51 50 va_start(args, format);
bogdanm 13:0645d8841f51 51 vfprintf(stderr, format, args);
bogdanm 13:0645d8841f51 52 va_end(args);
bogdanm 13:0645d8841f51 53 }
bogdanm 13:0645d8841f51 54 }
bogdanm 13:0645d8841f51 55
bogdanm 13:0645d8841f51 56 #else
bogdanm 13:0645d8841f51 57 static inline void debug(const char *format, ...) {}
bogdanm 13:0645d8841f51 58 static inline void debug_if(int condition, const char *format, ...) {}
bogdanm 13:0645d8841f51 59
bogdanm 13:0645d8841f51 60 #endif
bogdanm 13:0645d8841f51 61
bogdanm 13:0645d8841f51 62 #ifdef __cplusplus
bogdanm 13:0645d8841f51 63 }
bogdanm 13:0645d8841f51 64 #endif
bogdanm 13:0645d8841f51 65
bogdanm 13:0645d8841f51 66 #endif