Bei Chen Liu / mbed-src

mbed library sources

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api/mbed_debug.h@10:3bc89ef62ce7, 2013-06-14 (annotated)

Committer:
emilmont
Date:
Fri Jun 14 17:49:17 2013 +0100
Revision:
10:3bc89ef62ce7
Parent:
9:0ce32e54c9a7
Child:
13:0645d8841f51
Unify mbed library sources

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 10:3bc89ef62ce7 1 /* mbed Microcontroller Library
emilmont 10:3bc89ef62ce7 2 * Copyright (c) 2006-2013 ARM Limited
emilmont 10:3bc89ef62ce7 3 *
emilmont 10:3bc89ef62ce7 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 10:3bc89ef62ce7 5 * you may not use this file except in compliance with the License.
emilmont 10:3bc89ef62ce7 6 * You may obtain a copy of the License at
emilmont 10:3bc89ef62ce7 7 *
emilmont 10:3bc89ef62ce7 8 * http://www.apache.org/licenses/LICENSE-2.0
emilmont 10:3bc89ef62ce7 9 *
emilmont 10:3bc89ef62ce7 10 * Unless required by applicable law or agreed to in writing, software
emilmont 10:3bc89ef62ce7 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 10:3bc89ef62ce7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 10:3bc89ef62ce7 13 * See the License for the specific language governing permissions and
emilmont 10:3bc89ef62ce7 14 * limitations under the License.
emilmont 10:3bc89ef62ce7 15 */
emilmont 10:3bc89ef62ce7 16 #ifndef MBED_DEBUG_H
emilmont 10:3bc89ef62ce7 17 #define MBED_DEBUG_H
emilmont 10:3bc89ef62ce7 18 #include "device.h"
emilmont 10:3bc89ef62ce7 19
emilmont 10:3bc89ef62ce7 20 #ifdef __cplusplus
emilmont 10:3bc89ef62ce7 21 extern "C" {
emilmont 10:3bc89ef62ce7 22 #endif
emilmont 10:3bc89ef62ce7 23
emilmont 10:3bc89ef62ce7 24 #ifdef DEVICE_STDIO_MESSAGES
emilmont 10:3bc89ef62ce7 25 #include <stdio.h>
emilmont 10:3bc89ef62ce7 26 #include <stdarg.h>
emilmont 10:3bc89ef62ce7 27
emilmont 10:3bc89ef62ce7 28 /** Output a debug message
emilmont 10:3bc89ef62ce7 29 *
emilmont 10:3bc89ef62ce7 30 * @param format printf-style format string, followed by variables
emilmont 10:3bc89ef62ce7 31 */
emilmont 10:3bc89ef62ce7 32 static inline void debug(const char *format, ...) {
emilmont 10:3bc89ef62ce7 33 va_list args;
emilmont 10:3bc89ef62ce7 34 va_start(args, format);
emilmont 10:3bc89ef62ce7 35 vfprintf(stderr, format, args);
emilmont 10:3bc89ef62ce7 36 va_end(args);
emilmont 10:3bc89ef62ce7 37 }
emilmont 10:3bc89ef62ce7 38
emilmont 10:3bc89ef62ce7 39 /** Conditionally output a debug message
emilmont 10:3bc89ef62ce7 40 *
emilmont 10:3bc89ef62ce7 41 * NOTE: If the condition is constant false (!= 1) and the compiler optimization
emilmont 10:3bc89ef62ce7 42 * level is greater than 0, then the whole function will be compiled away.
emilmont 10:3bc89ef62ce7 43 *
emilmont 10:3bc89ef62ce7 44 * @param condition output only if condition is true (== 1)
emilmont 10:3bc89ef62ce7 45 * @param format printf-style format string, followed by variables
emilmont 10:3bc89ef62ce7 46 */
emilmont 10:3bc89ef62ce7 47 static inline void debug_if(int condition, const char *format, ...) {
emilmont 10:3bc89ef62ce7 48 if (condition == 1) {
emilmont 10:3bc89ef62ce7 49 va_list args;
emilmont 10:3bc89ef62ce7 50 va_start(args, format);
emilmont 10:3bc89ef62ce7 51 vfprintf(stderr, format, args);
emilmont 10:3bc89ef62ce7 52 va_end(args);
emilmont 10:3bc89ef62ce7 53 }
emilmont 10:3bc89ef62ce7 54 }
emilmont 10:3bc89ef62ce7 55
emilmont 10:3bc89ef62ce7 56 #else
emilmont 10:3bc89ef62ce7 57 static inline void debug(const char *format, ...) {}
emilmont 10:3bc89ef62ce7 58 static inline void debug_if(int condition, const char *format, ...) {}
emilmont 10:3bc89ef62ce7 59
emilmont 10:3bc89ef62ce7 60 #endif
emilmont 10:3bc89ef62ce7 61
emilmont 10:3bc89ef62ce7 62 #ifdef __cplusplus
emilmont 10:3bc89ef62ce7 63 }
emilmont 10:3bc89ef62ce7 64 #endif
emilmont 10:3bc89ef62ce7 65
emilmont 10:3bc89ef62ce7 66 #endif