UHSDR/UHSDR-active-devel/mchf-eclipse/drivers/diag/Trace.c
2022-11-08 16:13:55 +01:00

77 lines
1.4 KiB
C

//
// This file is part of the µOS++ III distribution.
// Copyright (c) 2014 Liviu Ionescu.
//
// ----------------------------------------------------------------------------
#if defined(TRACE)
#include <stdio.h>
#include <stdarg.h>
#include "diag/Trace.h"
#include "string.h"
#ifndef OS_INTEGER_TRACE_PRINTF_TMP_ARRAY_SIZE
#define OS_INTEGER_TRACE_PRINTF_TMP_ARRAY_SIZE (128)
#endif
// ----------------------------------------------------------------------------
int
trace_printf(const char* format, ...)
{
int ret;
va_list ap;
va_start (ap, format);
// TODO: rewrite it to no longer use newlib, it is way too heavy
static char buf[OS_INTEGER_TRACE_PRINTF_TMP_ARRAY_SIZE];
// Print to the local buffer
ret = vsnprintf (buf, sizeof(buf), format, ap);
if (ret > 0)
{
// Transfer the buffer to the device
ret = trace_write (buf, (size_t)ret);
}
va_end (ap);
return ret;
}
int
trace_puts(const char *s)
{
trace_write(s, strlen(s));
return trace_write("\n", 1);
}
int
trace_putchar(int c)
{
trace_write((const char*)&c, 1);
return c;
}
void
trace_dump_args(int argc, char* argv[])
{
trace_printf("main(argc=%d, argv=[", argc);
for (int i = 0; i < argc; ++i)
{
if (i != 0)
{
trace_printf(", ");
}
trace_printf("\"%s\"", argv[i]);
}
trace_printf("]);\n");
}
// ----------------------------------------------------------------------------
#endif // TRACE