libgo/runtime/panic.c

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include "runtime.h"

extern void gothrow(String) __attribute__((noreturn));
extern void gothrow(String) __asm__(GOSYM_PREFIX "runtime.throw");

void
runtime_throw(const char *s)
{
	gothrow(runtime_gostringnocopy((const byte *)s));
}

void
runtime_panicstring(const char *s)
{
	M* mp;
	Eface err;

	mp = runtime_m();
	if (mp != nil) {
		if(mp->mallocing) {
			runtime_printf("panic: %s\n", s);
			runtime_throw("panic during malloc");
		}
		if(mp->gcing) {
			runtime_printf("panic: %s\n", s);
			runtime_throw("panic during gc");
		}
		if(mp->locks) {
			runtime_printf("panic: %s\n", s);
			runtime_throw("panic holding locks");
		}
	}
	runtime_newErrorCString(s, &err);
	runtime_panic(err);
}