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/*
* Copyright 2004-2005 Timo Hirvonen
*/
#include "debug.h"
#include "prog.h"
#include <stdio.h>
#include <stdarg.h>
#if DEBUG > 1
static FILE *debug_stream = NULL;
#endif
void debug_init(void)
{
#if DEBUG > 1
char filename[512];
const char *tmp = getenv("TMPDIR");
if (!tmp || !tmp[0])
tmp = "/tmp";
snprintf(filename, sizeof(filename), "%s/cmus-debug", tmp);
debug_stream = fopen(filename, "w");
if (debug_stream == NULL)
die_errno("error opening `%s' for writing", filename);
#endif
}
/* This function must be defined even if debugging is disabled in the program
* because debugging might still be enabled in some plugin.
*/
void __debug_bug(const char *function, const char *fmt, ...)
{
const char *format = "\n%s: BUG: ";
va_list ap;
/* debug_stream exists only if debugging is enabled */
#if DEBUG > 1
fprintf(debug_stream, format, function);
va_start(ap, fmt);
vfprintf(debug_stream, fmt, ap);
va_end(ap);
#endif
/* always print bug message to stderr */
fprintf(stderr, format, function);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
exit(127);
}
void __debug_print(const char *function, const char *fmt, ...)
{
#if DEBUG > 1
va_list ap;
fprintf(debug_stream, "%s: ", function);
va_start(ap, fmt);
vfprintf(debug_stream, fmt, ap);
va_end(ap);
fflush(debug_stream);
#endif
}
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