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//===-- OptionValueFileSpec.cpp ---------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/Interpreter/OptionValueFileSpec.h"
// C Includes
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "lldb/Core/State.h"
#include "lldb/DataFormatters/FormatManager.h"
#include "lldb/Interpreter/Args.h"
#include "lldb/Interpreter/CommandCompletions.h"
using namespace lldb;
using namespace lldb_private;
OptionValueFileSpec::OptionValueFileSpec (bool resolve) :
OptionValue(),
m_current_value (),
m_default_value (),
m_data_sp(),
m_data_mod_time (),
m_completion_mask (CommandCompletions::eDiskFileCompletion),
m_resolve (resolve)
{
}
OptionValueFileSpec::OptionValueFileSpec (const FileSpec &value,
bool resolve) :
OptionValue(),
m_current_value (value),
m_default_value (value),
m_data_sp(),
m_data_mod_time (),
m_completion_mask (CommandCompletions::eDiskFileCompletion),
m_resolve (resolve)
{
}
OptionValueFileSpec::OptionValueFileSpec (const FileSpec ¤t_value,
const FileSpec &default_value,
bool resolve) :
OptionValue(),
m_current_value (current_value),
m_default_value (default_value),
m_data_sp(),
m_data_mod_time (),
m_completion_mask (CommandCompletions::eDiskFileCompletion),
m_resolve (resolve)
{
}
void
OptionValueFileSpec::DumpValue (const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask)
{
if (dump_mask & eDumpOptionType)
strm.Printf ("(%s)", GetTypeAsCString ());
if (dump_mask & eDumpOptionValue)
{
if (dump_mask & eDumpOptionType)
strm.PutCString (" = ");
if (m_current_value)
{
strm << '"' << m_current_value.GetPath().c_str() << '"';
}
}
}
Error
OptionValueFileSpec::SetValueFromString (llvm::StringRef value,
VarSetOperationType op)
{
Error error;
switch (op)
{
case eVarSetOperationClear:
Clear ();
NotifyValueChanged();
break;
case eVarSetOperationReplace:
case eVarSetOperationAssign:
if (value.size() > 0)
{
// The setting value may have whitespace, double-quotes, or single-quotes around the file
// path to indicate that internal spaces are not word breaks. Strip off any ws & quotes
// from the start and end of the file path - we aren't doing any word // breaking here so
// the quoting is unnecessary. NB this will cause a problem if someone tries to specify
// a file path that legitimately begins or ends with a " or ' character, or whitespace.
value = value.trim("\"' \t");
m_value_was_set = true;
m_current_value.SetFile(value.str().c_str(), m_resolve);
m_data_sp.reset();
m_data_mod_time.Clear();
NotifyValueChanged();
}
else
{
error.SetErrorString("invalid value string");
}
break;
case eVarSetOperationInsertBefore:
case eVarSetOperationInsertAfter:
case eVarSetOperationRemove:
case eVarSetOperationAppend:
case eVarSetOperationInvalid:
error = OptionValue::SetValueFromString (value, op);
break;
}
return error;
}
lldb::OptionValueSP
OptionValueFileSpec::DeepCopy () const
{
return OptionValueSP(new OptionValueFileSpec(*this));
}
size_t
OptionValueFileSpec::AutoComplete (CommandInterpreter &interpreter,
const char *s,
int match_start_point,
int max_return_elements,
bool &word_complete,
StringList &matches)
{
word_complete = false;
matches.Clear();
CommandCompletions::InvokeCommonCompletionCallbacks (interpreter,
m_completion_mask,
s,
match_start_point,
max_return_elements,
nullptr,
word_complete,
matches);
return matches.GetSize();
}
const lldb::DataBufferSP &
OptionValueFileSpec::GetFileContents(bool null_terminate)
{
if (m_current_value)
{
const TimeValue file_mod_time = m_current_value.GetModificationTime();
if (m_data_sp && m_data_mod_time == file_mod_time)
return m_data_sp;
if (null_terminate)
m_data_sp = m_current_value.ReadFileContentsAsCString();
else
m_data_sp = m_current_value.ReadFileContents();
m_data_mod_time = file_mod_time;
}
return m_data_sp;
}
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