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/* Copyright (c) 2003, Roger Dingledine
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2016, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file util_bug.c
**/
#include "orconfig.h"
#include "util_bug.h"
#include "torlog.h"
#include "backtrace.h"
/** Helper for tor_assert: report the assertion failure. */
void
tor_assertion_failed_(const char *fname, unsigned int line,
const char *func, const char *expr)
{
char buf[256];
log_err(LD_BUG, "%s:%u: %s: Assertion %s failed; aborting.",
fname, line, func, expr);
tor_snprintf(buf, sizeof(buf),
"Assertion %s failed in %s at %s:%u",
expr, func, fname, line);
log_backtrace(LOG_ERR, LD_BUG, buf);
}
/** Helper for tor_assert_nonfatal: report the assertion failure. */
void
tor_bug_occurred_(const char *fname, unsigned int line,
const char *func, const char *expr,
int once)
{
char buf[256];
const char *once_str = once ?
" (Future instances of this warning will be silenced.)": "";
if (! expr) {
log_warn(LD_BUG, "%s:%u: %s: This line should not have been reached.%s",
fname, line, func, once_str);
tor_snprintf(buf, sizeof(buf),
"Line unexpectedly reached at %s at %s:%u",
func, fname, line);
} else {
log_warn(LD_BUG, "%s:%u: %s: Non-fatal assertion %s failed.%s",
fname, line, func, expr, once_str);
tor_snprintf(buf, sizeof(buf),
"Non-fatal assertion %s failed in %s at %s:%u",
expr, func, fname, line);
}
log_backtrace(LOG_WARN, LD_BUG, buf);
}
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