forked from OSchip/llvm-project
351 lines
12 KiB
C++
351 lines
12 KiB
C++
//===-- OptionValueArray.cpp ------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Interpreter/OptionValueArray.h"
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// C Includes
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// C++ Includes
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// Other libraries and framework includes
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// Project includes
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#include "lldb/Core/Stream.h"
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#include "lldb/Interpreter/Args.h"
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using namespace lldb;
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using namespace lldb_private;
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void
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OptionValueArray::DumpValue (const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask)
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{
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const Type array_element_type = ConvertTypeMaskToType (m_type_mask);
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if (dump_mask & eDumpOptionType)
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{
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if ((GetType() == eTypeArray) && (m_type_mask != eTypeInvalid))
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strm.Printf ("(%s of %ss)", GetTypeAsCString(), GetBuiltinTypeAsCString(array_element_type));
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else
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strm.Printf ("(%s)", GetTypeAsCString());
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}
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if (dump_mask & eDumpOptionValue)
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{
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if (dump_mask & eDumpOptionType)
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strm.Printf (" =%s", (m_values.size() > 0) ? "\n" : "");
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strm.IndentMore();
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const uint32_t size = m_values.size();
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for (uint32_t i = 0; i<size; ++i)
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{
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strm.Indent();
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strm.Printf("[%u]: ", i);
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const uint32_t extra_dump_options = m_raw_value_dump ? eDumpOptionRaw : 0;
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switch (array_element_type)
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{
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default:
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case eTypeArray:
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case eTypeDictionary:
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case eTypeProperties:
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case eTypeFileSpecList:
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case eTypePathMap:
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m_values[i]->DumpValue(exe_ctx, strm, dump_mask | extra_dump_options);
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break;
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case eTypeBoolean:
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case eTypeEnum:
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case eTypeFileSpec:
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case eTypeFormat:
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case eTypeSInt64:
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case eTypeString:
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case eTypeUInt64:
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case eTypeUUID:
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// No need to show the type for dictionaries of simple items
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m_values[i]->DumpValue(exe_ctx, strm, (dump_mask & (~eDumpOptionType)) | extra_dump_options);
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break;
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}
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if (i < (size - 1))
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strm.EOL();
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}
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strm.IndentLess();
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}
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}
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Error
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OptionValueArray::SetValueFromCString (const char *value, VarSetOperationType op)
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{
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Args args(value);
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return SetArgs (args, op);
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}
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lldb::OptionValueSP
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OptionValueArray::GetSubValue (const ExecutionContext *exe_ctx,
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const char *name,
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bool will_modify,
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Error &error) const
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{
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if (name && name[0] == '[')
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{
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const char *end_bracket = strchr (name+1, ']');
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if (end_bracket)
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{
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const char *sub_value = NULL;
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if (end_bracket[1])
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sub_value = end_bracket + 1;
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std::string index_str (name+1, end_bracket);
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const size_t array_count = m_values.size();
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int32_t idx = Args::StringToSInt32(index_str.c_str(), INT32_MAX, 0, NULL);
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if (idx != INT32_MAX)
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{
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;
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uint32_t new_idx = UINT32_MAX;
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if (idx < 0)
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{
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// Access from the end of the array if the index is negative
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new_idx = array_count - idx;
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}
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else
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{
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// Just a standard index
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new_idx = idx;
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}
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if (new_idx < array_count)
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{
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if (m_values[new_idx])
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{
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if (sub_value)
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return m_values[new_idx]->GetSubValue (exe_ctx, sub_value, will_modify, error);
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else
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return m_values[new_idx];
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}
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}
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else
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{
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if (array_count == 0)
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error.SetErrorStringWithFormat("index %i is not valid for an empty array", idx);
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else if (idx > 0)
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error.SetErrorStringWithFormat("index %i out of range, valid values are 0 through %" PRIu64, idx, (uint64_t)(array_count - 1));
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else
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error.SetErrorStringWithFormat("negative index %i out of range, valid values are -1 through -%" PRIu64, idx, (uint64_t)array_count);
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}
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}
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}
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}
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else
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{
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error.SetErrorStringWithFormat("invalid value path '%s', %s values only support '[<index>]' subvalues where <index> is a positive or negative array index", name, GetTypeAsCString());
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}
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return OptionValueSP();
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}
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size_t
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OptionValueArray::GetArgs (Args &args) const
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{
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const uint32_t size = m_values.size();
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std::vector<const char *> argv;
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for (uint32_t i = 0; i<size; ++i)
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{
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const char *string_value = m_values[i]->GetStringValue ();
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if (string_value)
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argv.push_back(string_value);
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}
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if (argv.empty())
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args.Clear();
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else
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args.SetArguments(argv.size(), &argv[0]);
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return args.GetArgumentCount();
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}
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Error
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OptionValueArray::SetArgs (const Args &args, VarSetOperationType op)
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{
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Error error;
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const size_t argc = args.GetArgumentCount();
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switch (op)
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{
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case eVarSetOperationInvalid:
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error.SetErrorString("unsupported operation");
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break;
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case eVarSetOperationInsertBefore:
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case eVarSetOperationInsertAfter:
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if (argc > 1)
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{
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uint32_t idx = Args::StringToUInt32(args.GetArgumentAtIndex(0), UINT32_MAX);
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const uint32_t count = GetSize();
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if (idx > count)
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{
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error.SetErrorStringWithFormat("invalid insert array index %u, index must be 0 through %u", idx, count);
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}
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else
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{
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if (op == eVarSetOperationInsertAfter)
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++idx;
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for (size_t i=1; i<argc; ++i, ++idx)
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{
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lldb::OptionValueSP value_sp (CreateValueFromCStringForTypeMask (args.GetArgumentAtIndex(i),
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m_type_mask,
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error));
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if (value_sp)
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{
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if (error.Fail())
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return error;
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if (idx >= m_values.size())
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m_values.push_back(value_sp);
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else
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m_values.insert(m_values.begin() + idx, value_sp);
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}
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else
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{
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error.SetErrorString("array of complex types must subclass OptionValueArray");
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return error;
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}
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}
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}
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}
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else
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{
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error.SetErrorString("insert operation takes an array index followed by one or more values");
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}
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break;
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case eVarSetOperationRemove:
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if (argc > 0)
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{
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const uint32_t size = m_values.size();
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std::vector<int> remove_indexes;
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bool all_indexes_valid = true;
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size_t i;
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for (i=0; i<argc; ++i)
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{
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const int idx = Args::StringToSInt32(args.GetArgumentAtIndex(i), INT32_MAX);
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if (idx >= size)
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{
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all_indexes_valid = false;
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break;
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}
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else
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remove_indexes.push_back(idx);
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}
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if (all_indexes_valid)
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{
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size_t num_remove_indexes = remove_indexes.size();
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if (num_remove_indexes)
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{
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// Sort and then erase in reverse so indexes are always valid
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if (num_remove_indexes > 1)
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{
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std::sort(remove_indexes.begin(), remove_indexes.end());
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for (std::vector<int>::const_reverse_iterator pos = remove_indexes.rbegin(), end = remove_indexes.rend(); pos != end; ++pos)
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{
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m_values.erase(m_values.begin() + *pos);
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}
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}
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else
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{
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// Only one index
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m_values.erase(m_values.begin() + remove_indexes.front());
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}
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}
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}
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else
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{
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error.SetErrorStringWithFormat("invalid array index '%s', aborting remove operation", args.GetArgumentAtIndex(i));
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}
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}
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else
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{
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error.SetErrorString("remove operation takes one or more array indices");
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}
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break;
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case eVarSetOperationClear:
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Clear ();
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break;
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case eVarSetOperationReplace:
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if (argc > 1)
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{
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uint32_t idx = Args::StringToUInt32(args.GetArgumentAtIndex(0), UINT32_MAX);
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const uint32_t count = GetSize();
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if (idx > count)
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{
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error.SetErrorStringWithFormat("invalid replace array index %u, index must be 0 through %u", idx, count);
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}
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else
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{
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for (size_t i=1; i<argc; ++i, ++idx)
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{
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lldb::OptionValueSP value_sp (CreateValueFromCStringForTypeMask (args.GetArgumentAtIndex(i),
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m_type_mask,
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error));
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if (value_sp)
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{
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if (error.Fail())
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return error;
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if (idx < count)
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m_values[idx] = value_sp;
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else
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m_values.push_back(value_sp);
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}
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else
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{
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error.SetErrorString("array of complex types must subclass OptionValueArray");
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return error;
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}
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}
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}
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}
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else
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{
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error.SetErrorString("replace operation takes an array index followed by one or more values");
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}
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break;
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case eVarSetOperationAssign:
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m_values.clear();
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// Fall through to append case
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case eVarSetOperationAppend:
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for (size_t i=0; i<argc; ++i)
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{
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lldb::OptionValueSP value_sp (CreateValueFromCStringForTypeMask (args.GetArgumentAtIndex(i),
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m_type_mask,
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error));
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if (value_sp)
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{
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if (error.Fail())
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return error;
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m_value_was_set = true;
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AppendValue(value_sp);
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}
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else
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{
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error.SetErrorString("array of complex types must subclass OptionValueArray");
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}
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}
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break;
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}
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return error;
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}
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lldb::OptionValueSP
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OptionValueArray::DeepCopy () const
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{
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OptionValueArray *copied_array = new OptionValueArray (m_type_mask, m_raw_value_dump);
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lldb::OptionValueSP copied_value_sp(copied_array);
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const uint32_t size = m_values.size();
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for (uint32_t i = 0; i<size; ++i)
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{
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copied_array->AppendValue (m_values[i]->DeepCopy());
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}
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return copied_value_sp;
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}
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