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Dependencies:   mbed FXOS8700CQ MODSERIAL

mbed/mbed_debug.h@84:fc8c9b39723a, 2019-03-06 (annotated)

Committer:
jwhammel
Date:
Wed Mar 06 21:11:49 2019 +0000
Revision:
84:fc8c9b39723a
Embedded Systems Midterm Project Spring 2019

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jwhammel 84:fc8c9b39723a 1 /* mbed Microcontroller Library
jwhammel 84:fc8c9b39723a 2 * Copyright (c) 2006-2013 ARM Limited
jwhammel 84:fc8c9b39723a 3 *
jwhammel 84:fc8c9b39723a 4 * Licensed under the Apache License, Version 2.0 (the "License");
jwhammel 84:fc8c9b39723a 5 * you may not use this file except in compliance with the License.
jwhammel 84:fc8c9b39723a 6 * You may obtain a copy of the License at
jwhammel 84:fc8c9b39723a 7 *
jwhammel 84:fc8c9b39723a 8 * http://www.apache.org/licenses/LICENSE-2.0
jwhammel 84:fc8c9b39723a 9 *
jwhammel 84:fc8c9b39723a 10 * Unless required by applicable law or agreed to in writing, software
jwhammel 84:fc8c9b39723a 11 * distributed under the License is distributed on an "AS IS" BASIS,
jwhammel 84:fc8c9b39723a 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
jwhammel 84:fc8c9b39723a 13 * See the License for the specific language governing permissions and
jwhammel 84:fc8c9b39723a 14 * limitations under the License.
jwhammel 84:fc8c9b39723a 15 */
jwhammel 84:fc8c9b39723a 16 #ifndef MBED_DEBUG_H
jwhammel 84:fc8c9b39723a 17 #define MBED_DEBUG_H
jwhammel 84:fc8c9b39723a 18 #include "device.h"
jwhammel 84:fc8c9b39723a 19
jwhammel 84:fc8c9b39723a 20 #ifdef __cplusplus
jwhammel 84:fc8c9b39723a 21 extern "C" {
jwhammel 84:fc8c9b39723a 22 #endif
jwhammel 84:fc8c9b39723a 23
jwhammel 84:fc8c9b39723a 24 #if DEVICE_STDIO_MESSAGES
jwhammel 84:fc8c9b39723a 25 #include <stdio.h>
jwhammel 84:fc8c9b39723a 26 #include <stdarg.h>
jwhammel 84:fc8c9b39723a 27
jwhammel 84:fc8c9b39723a 28 /** Output a debug message
jwhammel 84:fc8c9b39723a 29 *
jwhammel 84:fc8c9b39723a 30 * @param format printf-style format string, followed by variables
jwhammel 84:fc8c9b39723a 31 */
jwhammel 84:fc8c9b39723a 32 static inline void debug(const char *format, ...) {
jwhammel 84:fc8c9b39723a 33 va_list args;
jwhammel 84:fc8c9b39723a 34 va_start(args, format);
jwhammel 84:fc8c9b39723a 35 vfprintf(stderr, format, args);
jwhammel 84:fc8c9b39723a 36 va_end(args);
jwhammel 84:fc8c9b39723a 37 }
jwhammel 84:fc8c9b39723a 38
jwhammel 84:fc8c9b39723a 39 /** Conditionally output a debug message
jwhammel 84:fc8c9b39723a 40 *
jwhammel 84:fc8c9b39723a 41 * NOTE: If the condition is constant false (!= 1) and the compiler optimization
jwhammel 84:fc8c9b39723a 42 * level is greater than 0, then the whole function will be compiled away.
jwhammel 84:fc8c9b39723a 43 *
jwhammel 84:fc8c9b39723a 44 * @param condition output only if condition is true (== 1)
jwhammel 84:fc8c9b39723a 45 * @param format printf-style format string, followed by variables
jwhammel 84:fc8c9b39723a 46 */
jwhammel 84:fc8c9b39723a 47 static inline void debug_if(int condition, const char *format, ...) {
jwhammel 84:fc8c9b39723a 48 if (condition == 1) {
jwhammel 84:fc8c9b39723a 49 va_list args;
jwhammel 84:fc8c9b39723a 50 va_start(args, format);
jwhammel 84:fc8c9b39723a 51 vfprintf(stderr, format, args);
jwhammel 84:fc8c9b39723a 52 va_end(args);
jwhammel 84:fc8c9b39723a 53 }
jwhammel 84:fc8c9b39723a 54 }
jwhammel 84:fc8c9b39723a 55
jwhammel 84:fc8c9b39723a 56 #else
jwhammel 84:fc8c9b39723a 57 static inline void debug(const char *format, ...) {}
jwhammel 84:fc8c9b39723a 58 static inline void debug_if(int condition, const char *format, ...) {}
jwhammel 84:fc8c9b39723a 59
jwhammel 84:fc8c9b39723a 60 #endif
jwhammel 84:fc8c9b39723a 61
jwhammel 84:fc8c9b39723a 62 #ifdef __cplusplus
jwhammel 84:fc8c9b39723a 63 }
jwhammel 84:fc8c9b39723a 64 #endif
jwhammel 84:fc8c9b39723a 65
jwhammel 84:fc8c9b39723a 66 #endif
jwhammel 84:fc8c9b39723a 67