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/* dbg.cpp */
/* Copyright (C) 2012 mbed.org, MIT License
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
* and associated documentation files (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge, publish, distribute,
* sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or
* substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "dbg.h"
#include "mbed.h"
#include "rtos.h"
#include <cstdio>
#include <cstdarg>
using namespace std;
static Serial debug_pc(USBTX, USBRX);
static char debug_newline[3];
static void debug_lock(bool set)
{
static Mutex* mtx = new Mutex(); //Singleton runtime initialisation to avoid static initialisation chaos problems
static bool init = false;
if(set)
{
mtx->lock();
if(!init)
{
strncpy( debug_newline, "\n", 2 );
printf("[START]\n");
fflush(stdout);
init = true;
}
}
else
{
mtx->unlock();
}
}
void debug_init()
{
debug_lock(true); //Force init
debug_lock(false);
}
void debug_set_newline(const char* newline)
{
debug_lock(true);
strncpy( debug_newline, newline, 2 );
debug_newline[2] = '\0';
debug_lock(false);
}
void debug_set_speed(int speed)
{
debug_pc.baud(speed);
}
void debug(int level, const char* module, int line, const char* fmt, ...)
{
debug_lock(true);
switch(level)
{
default:
case 1:
printf("[ERROR]");
break;
case 2:
printf("[WARN]");
break;
case 3:
printf("[INFO]");
break;
case 4:
printf("[DBG]");
break;
}
printf(" Module %s - Line %d: ", module, line);
va_list argp;
va_start(argp, fmt);
vprintf(fmt, argp);
va_end(argp);
printf(debug_newline);
fflush(stdout);
debug_lock(false);
}
void debug_error(const char* module, int line, int ret)
{
debug_lock(true);
printf("[RC] Module %s - Line %d : Error %d\n", module, line, ret);
fflush(stdout);
debug_lock(false);
}
void debug_exact(const char* fmt, ...)
{
debug_lock(true);
va_list argp;
va_start(argp, fmt);
vprintf(fmt, argp);
va_end(argp);
debug_lock(false);
}
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