1 //===-- UserSettingsController.cpp ----------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "lldb/Core/UserSettingsController.h" 10 11 #include "lldb/Interpreter/OptionValueProperties.h" 12 #include "lldb/Utility/Status.h" 13 #include "lldb/Utility/Stream.h" 14 15 #include <memory> 16 17 namespace lldb_private { 18 class CommandInterpreter; 19 } 20 namespace lldb_private { 21 class ConstString; 22 } 23 namespace lldb_private { 24 class ExecutionContext; 25 } 26 namespace lldb_private { 27 class Property; 28 } 29 30 using namespace lldb; 31 using namespace lldb_private; 32 33 lldb::OptionValueSP 34 Properties::GetPropertyValue(const ExecutionContext *exe_ctx, 35 llvm::StringRef path, bool will_modify, 36 Status &error) const { 37 OptionValuePropertiesSP properties_sp(GetValueProperties()); 38 if (properties_sp) 39 return properties_sp->GetSubValue(exe_ctx, path, will_modify, error); 40 return lldb::OptionValueSP(); 41 } 42 43 Status Properties::SetPropertyValue(const ExecutionContext *exe_ctx, 44 VarSetOperationType op, 45 llvm::StringRef path, 46 llvm::StringRef value) { 47 OptionValuePropertiesSP properties_sp(GetValueProperties()); 48 if (properties_sp) 49 return properties_sp->SetSubValue(exe_ctx, op, path, value); 50 Status error; 51 error.SetErrorString("no properties"); 52 return error; 53 } 54 55 void Properties::DumpAllPropertyValues(const ExecutionContext *exe_ctx, 56 Stream &strm, uint32_t dump_mask) { 57 OptionValuePropertiesSP properties_sp(GetValueProperties()); 58 if (properties_sp) 59 return properties_sp->DumpValue(exe_ctx, strm, dump_mask); 60 } 61 62 void Properties::DumpAllDescriptions(CommandInterpreter &interpreter, 63 Stream &strm) const { 64 strm.PutCString("Top level variables:\n\n"); 65 66 OptionValuePropertiesSP properties_sp(GetValueProperties()); 67 if (properties_sp) 68 return properties_sp->DumpAllDescriptions(interpreter, strm); 69 } 70 71 Status Properties::DumpPropertyValue(const ExecutionContext *exe_ctx, 72 Stream &strm, 73 llvm::StringRef property_path, 74 uint32_t dump_mask) { 75 OptionValuePropertiesSP properties_sp(GetValueProperties()); 76 if (properties_sp) { 77 return properties_sp->DumpPropertyValue(exe_ctx, strm, property_path, 78 dump_mask); 79 } 80 Status error; 81 error.SetErrorString("empty property list"); 82 return error; 83 } 84 85 size_t 86 Properties::Apropos(llvm::StringRef keyword, 87 std::vector<const Property *> &matching_properties) const { 88 OptionValuePropertiesSP properties_sp(GetValueProperties()); 89 if (properties_sp) { 90 properties_sp->Apropos(keyword, matching_properties); 91 } 92 return matching_properties.size(); 93 } 94 95 lldb::OptionValuePropertiesSP 96 Properties::GetSubProperty(const ExecutionContext *exe_ctx, 97 ConstString name) { 98 OptionValuePropertiesSP properties_sp(GetValueProperties()); 99 if (properties_sp) 100 return properties_sp->GetSubProperty(exe_ctx, name); 101 return lldb::OptionValuePropertiesSP(); 102 } 103 104 const char *Properties::GetExperimentalSettingsName() { return "experimental"; } 105 106 bool Properties::IsSettingExperimental(llvm::StringRef setting) { 107 if (setting.empty()) 108 return false; 109 110 llvm::StringRef experimental = GetExperimentalSettingsName(); 111 size_t dot_pos = setting.find_first_of('.'); 112 return setting.take_front(dot_pos) == experimental; 113 } 114