hausner@google.com
9159389495
The debugger API is in a separate set of files. Embedders do not have to include the debug api if they don't need to. Review URL: http://codereview.chromium.org//8826007 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@2198 260f80e4-7a28-3924-810f-c04153c831b5
81 lines
3.0 KiB
C++
81 lines
3.0 KiB
C++
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "include/dart_debugger_api.h"
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#include "vm/dart_api_impl.h"
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#include "vm/dart_api_state.h"
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#include "vm/debugger.h"
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#include "vm/isolate.h"
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#include "vm/longjump.h"
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namespace dart {
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#define UNWRAP_AND_CHECK_PARAM(type, var, param) \
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do { \
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const Object& tmp = Object::Handle(Api::UnwrapHandle(param)); \
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if (tmp.IsNull()) { \
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return Api::Error("%s expects argument '%s' to be non-null.", \
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CURRENT_FUNC, #param); \
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} else if (tmp.IsApiError()) { \
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return param; \
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} else if (!tmp.Is##type()) { \
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return Api::Error("%s expects argument '%s' to be of type %s.", \
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CURRENT_FUNC, #param, #type); \
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} \
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var ^= tmp.raw(); \
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} while (0);
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DART_EXPORT Dart_Handle Dart_SetBreakpointAtEntry(
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Dart_Handle library_in,
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Dart_Handle class_name_in,
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Dart_Handle function_name_in,
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Dart_Breakpoint* breakpoint) {
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Isolate* isolate = Isolate::Current();
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DARTSCOPE(isolate);
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Library& library = Library::Handle();
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String& class_name = String::Handle();
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String& function_name = String::Handle();
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UNWRAP_AND_CHECK_PARAM(Library, library, library_in);
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UNWRAP_AND_CHECK_PARAM(String, class_name, class_name_in);
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UNWRAP_AND_CHECK_PARAM(String, function_name, function_name_in);
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const char* msg = CheckIsolateState(isolate);
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if (msg != NULL) {
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return Api::Error(msg);
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}
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if (breakpoint != NULL) {
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*breakpoint = NULL;
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}
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// Resolve the breakpoint target function.
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Debugger* debugger = isolate->debugger();
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const Function& bp_target = Function::Handle(
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debugger->ResolveFunction(library, class_name, function_name));
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if (bp_target.IsNull()) {
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return Api::Error("Breakpoint target function does not exist");
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}
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LongJump* base = isolate->long_jump_base();
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LongJump jump;
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isolate->set_long_jump_base(&jump);
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Dart_Handle result = Api::True();
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if (setjmp(*jump.Set()) == 0) {
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Breakpoint* bpt = debugger->SetBreakpointAtEntry(bp_target);
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if (breakpoint != NULL) {
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*breakpoint = reinterpret_cast<Dart_Breakpoint>(bpt);
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}
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} else {
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SetupErrorResult(&result);
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}
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isolate->set_long_jump_base(base);
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return result;
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}
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} // namespace dart
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