mbed libraries for KL25Z
error.h
- Committer:
- emilmont
- Date:
- 2012-11-09
- Revision:
- 8:c14af7958ef5
- Parent:
- 0:8024c367e29f
- Child:
- 9:663789d7729f
File content as of revision 8:c14af7958ef5:
/* mbed Microcontroller Library - error * Copyright (c) 2006-2009 ARM Limited. All rights reserved. */ #ifndef MBED_ERROR_H #define MBED_ERROR_H /** To generate a fatal compile-time error, you can use the pre-processor #error directive. * * @code * #error "That shouldn't have happened!" * @endcode * * If the compiler evaluates this line, it will report the error and stop the compile. * * For example, you could use this to check some user-defined compile-time variables: * * @code * #define NUM_PORTS 7 * #if (NUM_PORTS > 4) * #error "NUM_PORTS must be less than 4" * #endif * @endcode * * Reporting Run-Time Errors: * To generate a fatal run-time error, you can use the mbed error() function. * * @code * error("That shouldn't have happened!"); * @endcode * * If the mbed running the program executes this function, it will print the * message via the USB serial port, and then die with the blue lights of death! * * The message can use printf-style formatting, so you can report variables in the * message too. For example, you could use this to check a run-time condition: * * @code * if(x >= 5) { * error("expected x to be less than 5, but got %d", x); * } * #endcode */ #include <stdlib.h> #ifdef NDEBUG #define error(...) (exit(1)) #else #include <stdio.h> #define error(...) (fprintf(stderr, __VA_ARGS__), exit(1)) #endif #endif