libgo/runtime/panic.c

   1 // Copyright 2012 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 #include "runtime.h"
   6
   7 extern void gothrow(String) __attribute__((noreturn));
   8 extern void gothrow(String) __asm__(GOSYM_PREFIX "runtime.throw");
   9
  10 void
  11 runtime_throw(const char *s)
  12 {
  13         gothrow(runtime_gostringnocopy((const byte *)s));
  14 }
  15
  16 void
  17 runtime_panicstring(const char *s)
  18 {
  19         M* mp;
  20         Eface err;
  21
  22         mp = runtime_m();
  23         if (mp != nil) {
  24                 if(mp->mallocing) {
  25                         runtime_printf("panic: %s\n", s);
  26                         runtime_throw("panic during malloc");
  27                 }
  28                 if(mp->gcing) {
  29                         runtime_printf("panic: %s\n", s);
  30                         runtime_throw("panic during gc");
  31                 }
  32                 if(mp->locks) {
  33                         runtime_printf("panic: %s\n", s);
  34                         runtime_throw("panic holding locks");
  35                 }
  36         }
  37         runtime_newErrorCString(s, &err);
  38         runtime_panic(err);
  39 }