mirror of
https://github.com/Gericom/teak-llvm.git
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0e4c482124
My apologies for the large patch. With the exception of ConstString.h itself it was entirely produced by sed. ConstString has exactly one const char * data member, so passing a ConstString by reference is not any more efficient than copying it by value. In both cases a single pointer is passed. But passing it by value makes it harder to accidentally return the address of a local object. (This fixes rdar://problem/48640859 for the Apple folks) Differential Revision: https://reviews.llvm.org/D59030 llvm-svn: 355553
114 lines
3.8 KiB
C++
114 lines
3.8 KiB
C++
//====-- UserSettingsController.cpp ------------------------------*- C++-*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Core/UserSettingsController.h"
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#include "lldb/Interpreter/OptionValueProperties.h"
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#include "lldb/Utility/Status.h"
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#include "lldb/Utility/Stream.h"
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#include <memory>
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namespace lldb_private {
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class CommandInterpreter;
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}
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namespace lldb_private {
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class ConstString;
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}
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namespace lldb_private {
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class ExecutionContext;
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}
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namespace lldb_private {
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class Property;
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}
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using namespace lldb;
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using namespace lldb_private;
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lldb::OptionValueSP
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Properties::GetPropertyValue(const ExecutionContext *exe_ctx,
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llvm::StringRef path, bool will_modify,
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Status &error) const {
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OptionValuePropertiesSP properties_sp(GetValueProperties());
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if (properties_sp)
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return properties_sp->GetSubValue(exe_ctx, path, will_modify, error);
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return lldb::OptionValueSP();
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}
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Status Properties::SetPropertyValue(const ExecutionContext *exe_ctx,
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VarSetOperationType op,
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llvm::StringRef path,
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llvm::StringRef value) {
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OptionValuePropertiesSP properties_sp(GetValueProperties());
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if (properties_sp)
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return properties_sp->SetSubValue(exe_ctx, op, path, value);
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Status error;
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error.SetErrorString("no properties");
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return error;
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}
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void Properties::DumpAllPropertyValues(const ExecutionContext *exe_ctx,
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Stream &strm, uint32_t dump_mask) {
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OptionValuePropertiesSP properties_sp(GetValueProperties());
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if (properties_sp)
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return properties_sp->DumpValue(exe_ctx, strm, dump_mask);
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}
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void Properties::DumpAllDescriptions(CommandInterpreter &interpreter,
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Stream &strm) const {
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strm.PutCString("Top level variables:\n\n");
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OptionValuePropertiesSP properties_sp(GetValueProperties());
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if (properties_sp)
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return properties_sp->DumpAllDescriptions(interpreter, strm);
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}
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Status Properties::DumpPropertyValue(const ExecutionContext *exe_ctx,
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Stream &strm,
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llvm::StringRef property_path,
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uint32_t dump_mask) {
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OptionValuePropertiesSP properties_sp(GetValueProperties());
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if (properties_sp) {
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return properties_sp->DumpPropertyValue(exe_ctx, strm, property_path,
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dump_mask);
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}
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Status error;
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error.SetErrorString("empty property list");
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return error;
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}
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size_t
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Properties::Apropos(llvm::StringRef keyword,
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std::vector<const Property *> &matching_properties) const {
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OptionValuePropertiesSP properties_sp(GetValueProperties());
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if (properties_sp) {
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properties_sp->Apropos(keyword, matching_properties);
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}
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return matching_properties.size();
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}
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lldb::OptionValuePropertiesSP
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Properties::GetSubProperty(const ExecutionContext *exe_ctx,
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ConstString name) {
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OptionValuePropertiesSP properties_sp(GetValueProperties());
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if (properties_sp)
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return properties_sp->GetSubProperty(exe_ctx, name);
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return lldb::OptionValuePropertiesSP();
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}
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const char *Properties::GetExperimentalSettingsName() { return "experimental"; }
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bool Properties::IsSettingExperimental(llvm::StringRef setting) {
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if (setting.empty())
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return false;
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llvm::StringRef experimental = GetExperimentalSettingsName();
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size_t dot_pos = setting.find_first_of('.');
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return setting.take_front(dot_pos) == experimental;
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}
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