Alexandre Julliard : widl: Add support for exception handling in the generated proxy code.
Module: wine Branch: master Commit: d6e76274d952e78a8185408f3e4c931c439827d3 URL: http://source.winehq.org/git/wine.git/?a=commit;h=d6e76274d952e78a8185408f3e... Author: Alexandre Julliard <julliard(a)winehq.org> Date: Thu Jul 3 12:59:37 2008 +0200 widl: Add support for exception handling in the generated proxy code. --- tools/widl/proxy.c | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 59 insertions(+), 0 deletions(-) diff --git a/tools/widl/proxy.c b/tools/widl/proxy.c index ee8db39..60ee3c0 100644 --- a/tools/widl/proxy.c +++ b/tools/widl/proxy.c @@ -109,6 +109,65 @@ static void init_proxy(const statement_list_t *stmts) print_proxy( "\n"); print_proxy( "#include \"%s\"\n", header_name); print_proxy( "\n"); + print_proxy( "#ifndef USE_COMPILER_EXCEPTIONS\n"); + print_proxy( "\n"); + print_proxy( "#include \"wine/exception.h\"\n"); + print_proxy( "#undef RpcTryExcept\n"); + print_proxy( "#undef RpcExcept\n"); + print_proxy( "#undef RpcEndExcept\n"); + print_proxy( "#undef RpcExceptionCode\n"); + print_proxy( "\n"); + print_proxy( "struct __proxy_frame\n"); + print_proxy( "{\n"); + print_proxy( " EXCEPTION_REGISTRATION_RECORD frame;\n"); + print_proxy( " sigjmp_buf jmp;\n"); + print_proxy( " DWORD code;\n"); + print_proxy( " MIDL_STUB_MESSAGE *stub;\n"); + print_proxy( "};\n"); + print_proxy( "\n"); + print_proxy( "static DWORD __proxy_exception_handler( EXCEPTION_RECORD *record,\n"); + print_proxy( " EXCEPTION_REGISTRATION_RECORD *frame,\n"); + print_proxy( " CONTEXT *context,\n"); + print_proxy( " EXCEPTION_REGISTRATION_RECORD **pdispatcher )\n"); + print_proxy( "{\n"); + print_proxy( " struct __proxy_frame *proxy_frame = (struct __proxy_frame *)frame;\n"); + print_proxy( "\n"); + print_proxy( " if (record->ExceptionFlags & (EH_UNWINDING | EH_EXIT_UNWIND | EH_NESTED_CALL))\n"); + print_proxy( " return ExceptionContinueSearch;\n"); + print_proxy( " if (proxy_frame->stub->dwStubPhase == PROXY_SENDRECEIVE)\n"); + print_proxy( " return ExceptionContinueSearch;\n"); + print_proxy( "\n"); + print_proxy( " proxy_frame->code = record->ExceptionCode;\n"); + print_proxy( " __wine_rtl_unwind( frame, record );\n"); + print_proxy( " __wine_pop_frame( frame );\n"); + print_proxy( " siglongjmp( proxy_frame->jmp, 1 );\n"); + print_proxy( "}\n"); + print_proxy( "\n"); + print_proxy( "#define RpcTryExcept \\\n"); + print_proxy( " do { \\\n"); + print_proxy( " struct __proxy_frame __proxy_frame; \\\n"); + print_proxy( " __proxy_frame.frame.Handler = __proxy_exception_handler; \\\n"); + print_proxy( " __proxy_frame.stub = &_StubMsg; \\\n"); + print_proxy( " if (!sigsetjmp( __proxy_frame.jmp, 0 )) \\\n"); + print_proxy( " { \\\n"); + print_proxy( " __wine_push_frame( &__proxy_frame.frame ); \\\n"); + print_proxy( " {\n"); + print_proxy( "\n"); + print_proxy( "#define RpcExcept(expr) \\\n"); + print_proxy( " } \\\n"); + print_proxy( " __wine_pop_frame( &__proxy_frame.frame ); \\\n"); + print_proxy( " } \\\n"); + print_proxy( " else \\\n"); + print_proxy( " {\n"); + print_proxy( "\n"); + print_proxy( "#define RpcEndExcept \\\n"); + print_proxy( " } \\\n"); + print_proxy( " } while(0);\n"); + print_proxy( "\n"); + print_proxy( "#define RpcExceptionCode() (__proxy_frame.code)\n"); + print_proxy( "\n"); + print_proxy( "#endif /* USE_COMPILER_EXCEPTIONS */\n"); + print_proxy( "\n"); write_formatstringsdecl(proxy, indent, stmts, need_proxy); write_stubdescproto(); }
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Alexandre Julliard