diff options
Diffstat (limited to 'libjava/exception.cc')
| -rw-r--r-- | libjava/exception.cc | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/libjava/exception.cc b/libjava/exception.cc index 1ee56ae..30ef55c 100644 --- a/libjava/exception.cc +++ b/libjava/exception.cc @@ -37,7 +37,7 @@ extern "C" void __throw () __attribute__ ((__noreturn__)); extern "C" void __sjthrow () __attribute__ ((__noreturn__)); extern "C" short __get_eh_table_version (void *table); extern "C" short __get_eh_table_language (void *table); - +extern "C" void *__get_eh_context (); extern "C" void * _Jv_type_matcher (java_eh_info *info, void* match_info, @@ -161,3 +161,36 @@ _Jv_Throw (void *value) __throw (); #endif } + +#ifdef USE_WIN32_SIGNALLING + +// This is a mangled version of _Jv_Throw and __sjthrow except +// rather than calling longjmp, it returns a pointer to the jmp buffer + +extern "C" int * +win32_get_restart_frame (void *value) +{ + struct eh_context *eh = (struct eh_context *)__get_eh_context (); + void ***dhc = &eh->dynamic_handler_chain; + + java_eh_info *ehinfo = *(__get_eh_info ()); + if (ehinfo == NULL) + { + _Jv_eh_alloc (); + ehinfo = *(__get_eh_info ()); + } + ehinfo->eh_info.match_function = (__eh_matcher) _Jv_type_matcher; + ehinfo->eh_info.language = EH_LANG_Java; + ehinfo->eh_info.version = 1; + ehinfo->value = value; + + // FIXME: Run clean ups? + + int *jmpbuf = (int*)&(*dhc)[2]; + + *dhc = (void**)(*dhc)[0]; + + return jmpbuf; +} + +#endif /* USE_WIN32_SIGNALLING */ |