Lee Kai Xuan / mbed-os

mbed-os

Fork of mbed-os by erkin yucel

platform/mbed_debug.h@1:3deb71413561, 2017-07-20 (annotated)

Committer:
xuaner
Date:
Thu Jul 20 14:26:57 2017 +0000
Revision:
1:3deb71413561
Parent:
0:f269e3021894 
mbed_os

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elessair 0:f269e3021894 1
elessair 0:f269e3021894 2 /** \addtogroup platform */
elessair 0:f269e3021894 3 /** @{*/
elessair 0:f269e3021894 4 /* mbed Microcontroller Library
elessair 0:f269e3021894 5 * Copyright (c) 2006-2013 ARM Limited
elessair 0:f269e3021894 6 *
elessair 0:f269e3021894 7 * Licensed under the Apache License, Version 2.0 (the "License");
elessair 0:f269e3021894 8 * you may not use this file except in compliance with the License.
elessair 0:f269e3021894 9 * You may obtain a copy of the License at
elessair 0:f269e3021894 10 *
elessair 0:f269e3021894 11 * http://www.apache.org/licenses/LICENSE-2.0
elessair 0:f269e3021894 12 *
elessair 0:f269e3021894 13 * Unless required by applicable law or agreed to in writing, software
elessair 0:f269e3021894 14 * distributed under the License is distributed on an "AS IS" BASIS,
elessair 0:f269e3021894 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
elessair 0:f269e3021894 16 * See the License for the specific language governing permissions and
elessair 0:f269e3021894 17 * limitations under the License.
elessair 0:f269e3021894 18 */
elessair 0:f269e3021894 19 #ifndef MBED_DEBUG_H
elessair 0:f269e3021894 20 #define MBED_DEBUG_H
elessair 0:f269e3021894 21 #include "device.h"
elessair 0:f269e3021894 22
elessair 0:f269e3021894 23 #ifdef __cplusplus
elessair 0:f269e3021894 24 extern "C" {
elessair 0:f269e3021894 25 #endif
elessair 0:f269e3021894 26
elessair 0:f269e3021894 27 #if DEVICE_STDIO_MESSAGES
elessair 0:f269e3021894 28 #include <stdio.h>
elessair 0:f269e3021894 29 #include <stdarg.h>
elessair 0:f269e3021894 30
elessair 0:f269e3021894 31 /** Output a debug message
elessair 0:f269e3021894 32 *
elessair 0:f269e3021894 33 * @param format printf-style format string, followed by variables
elessair 0:f269e3021894 34 */
elessair 0:f269e3021894 35 static inline void debug(const char *format, ...) {
elessair 0:f269e3021894 36 va_list args;
elessair 0:f269e3021894 37 va_start(args, format);
elessair 0:f269e3021894 38 vfprintf(stderr, format, args);
elessair 0:f269e3021894 39 va_end(args);
elessair 0:f269e3021894 40 }
elessair 0:f269e3021894 41
elessair 0:f269e3021894 42 /** Conditionally output a debug message
elessair 0:f269e3021894 43 *
elessair 0:f269e3021894 44 * NOTE: If the condition is constant false (!= 1) and the compiler optimization
elessair 0:f269e3021894 45 * level is greater than 0, then the whole function will be compiled away.
elessair 0:f269e3021894 46 *
elessair 0:f269e3021894 47 * @param condition output only if condition is true (== 1)
elessair 0:f269e3021894 48 * @param format printf-style format string, followed by variables
elessair 0:f269e3021894 49 */
elessair 0:f269e3021894 50 static inline void debug_if(int condition, const char *format, ...) {
elessair 0:f269e3021894 51 if (condition == 1) {
elessair 0:f269e3021894 52 va_list args;
elessair 0:f269e3021894 53 va_start(args, format);
elessair 0:f269e3021894 54 vfprintf(stderr, format, args);
elessair 0:f269e3021894 55 va_end(args);
elessair 0:f269e3021894 56 }
elessair 0:f269e3021894 57 }
elessair 0:f269e3021894 58
elessair 0:f269e3021894 59 #else
elessair 0:f269e3021894 60 static inline void debug(const char *format, ...) {}
elessair 0:f269e3021894 61 static inline void debug_if(int condition, const char *format, ...) {}
elessair 0:f269e3021894 62
elessair 0:f269e3021894 63 #endif
elessair 0:f269e3021894 64
elessair 0:f269e3021894 65 #ifdef __cplusplus
elessair 0:f269e3021894 66 }
elessair 0:f269e3021894 67 #endif
elessair 0:f269e3021894 68
elessair 0:f269e3021894 69 #endif
elessair 0:f269e3021894 70
elessair 0:f269e3021894 71 /** @}*/