Jhon Plantikow / Dataloger

Dataloger

mbed_debug.h@0:666850d06c9f, 2015-08-20 (annotated)

Committer:
jhon309
Date:
Thu Aug 20 00:37:14 2015 +0000
Revision:
0:666850d06c9f
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Who changed what in which revision?

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jhon309 0:666850d06c9f 1 /* mbed Microcontroller Library
jhon309 0:666850d06c9f 2 * Copyright (c) 2006-2013 ARM Limited
jhon309 0:666850d06c9f 3 *
jhon309 0:666850d06c9f 4 * Licensed under the Apache License, Version 2.0 (the "License");
jhon309 0:666850d06c9f 5 * you may not use this file except in compliance with the License.
jhon309 0:666850d06c9f 6 * You may obtain a copy of the License at
jhon309 0:666850d06c9f 7 *
jhon309 0:666850d06c9f 8 * http://www.apache.org/licenses/LICENSE-2.0
jhon309 0:666850d06c9f 9 *
jhon309 0:666850d06c9f 10 * Unless required by applicable law or agreed to in writing, software
jhon309 0:666850d06c9f 11 * distributed under the License is distributed on an "AS IS" BASIS,
jhon309 0:666850d06c9f 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
jhon309 0:666850d06c9f 13 * See the License for the specific language governing permissions and
jhon309 0:666850d06c9f 14 * limitations under the License.
jhon309 0:666850d06c9f 15 */
jhon309 0:666850d06c9f 16 #ifndef MBED_DEBUG_H
jhon309 0:666850d06c9f 17 #define MBED_DEBUG_H
jhon309 0:666850d06c9f 18 #include "device.h"
jhon309 0:666850d06c9f 19
jhon309 0:666850d06c9f 20 #ifdef __cplusplus
jhon309 0:666850d06c9f 21 extern "C" {
jhon309 0:666850d06c9f 22 #endif
jhon309 0:666850d06c9f 23
jhon309 0:666850d06c9f 24 #if DEVICE_STDIO_MESSAGES
jhon309 0:666850d06c9f 25 #include <stdio.h>
jhon309 0:666850d06c9f 26 #include <stdarg.h>
jhon309 0:666850d06c9f 27
jhon309 0:666850d06c9f 28 /** Output a debug message
jhon309 0:666850d06c9f 29 *
jhon309 0:666850d06c9f 30 * @param format printf-style format string, followed by variables
jhon309 0:666850d06c9f 31 */
jhon309 0:666850d06c9f 32 static inline void debug(const char *format, ...) {
jhon309 0:666850d06c9f 33 va_list args;
jhon309 0:666850d06c9f 34 va_start(args, format);
jhon309 0:666850d06c9f 35 vfprintf(stderr, format, args);
jhon309 0:666850d06c9f 36 va_end(args);
jhon309 0:666850d06c9f 37 }
jhon309 0:666850d06c9f 38
jhon309 0:666850d06c9f 39 /** Conditionally output a debug message
jhon309 0:666850d06c9f 40 *
jhon309 0:666850d06c9f 41 * NOTE: If the condition is constant false (!= 1) and the compiler optimization
jhon309 0:666850d06c9f 42 * level is greater than 0, then the whole function will be compiled away.
jhon309 0:666850d06c9f 43 *
jhon309 0:666850d06c9f 44 * @param condition output only if condition is true (== 1)
jhon309 0:666850d06c9f 45 * @param format printf-style format string, followed by variables
jhon309 0:666850d06c9f 46 */
jhon309 0:666850d06c9f 47 static inline void debug_if(int condition, const char *format, ...) {
jhon309 0:666850d06c9f 48 if (condition == 1) {
jhon309 0:666850d06c9f 49 va_list args;
jhon309 0:666850d06c9f 50 va_start(args, format);
jhon309 0:666850d06c9f 51 vfprintf(stderr, format, args);
jhon309 0:666850d06c9f 52 va_end(args);
jhon309 0:666850d06c9f 53 }
jhon309 0:666850d06c9f 54 }
jhon309 0:666850d06c9f 55
jhon309 0:666850d06c9f 56 #else
jhon309 0:666850d06c9f 57 static inline void debug(const char *format, ...) {}
jhon309 0:666850d06c9f 58 static inline void debug_if(int condition, const char *format, ...) {}
jhon309 0:666850d06c9f 59
jhon309 0:666850d06c9f 60 #endif
jhon309 0:666850d06c9f 61
jhon309 0:666850d06c9f 62 #ifdef __cplusplus
jhon309 0:666850d06c9f 63 }
jhon309 0:666850d06c9f 64 #endif
jhon309 0:666850d06c9f 65
jhon309 0:666850d06c9f 66 #endif