llvm-project/lldb/tools/lldb-server/LLDBServerUtilities.cpp

58 lines
2.0 KiB
C++

//===-- LLDBServerUtilities.cpp ---------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "LLDBServerUtilities.h"
#include "lldb/Core/Log.h"
#include "lldb/Core/StreamFile.h"
#include "lldb/Core/StreamString.h"
#include "lldb/Interpreter/Args.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
using namespace lldb;
using namespace lldb_private::lldb_server;
using namespace llvm;
bool LLDBServerUtilities::SetupLogging(const std::string &log_file,
const StringRef &log_channels,
uint32_t log_options) {
lldb::StreamSP log_stream_sp;
if (log_file.empty()) {
log_stream_sp.reset(new StreamFile(stdout, false));
} else {
uint32_t options = File::eOpenOptionWrite | File::eOpenOptionCanCreate |
File::eOpenOptionCloseOnExec | File::eOpenOptionAppend;
if (!(log_options & LLDB_LOG_OPTION_APPEND))
options |= File::eOpenOptionTruncate;
log_stream_sp.reset(new StreamFile(log_file.c_str(), options));
}
SmallVector<StringRef, 32> channel_array;
log_channels.split(channel_array, ":", /*MaxSplit*/ -1, /*KeepEmpty*/ false);
for (auto channel_with_categories : channel_array) {
StreamString error_stream;
Args channel_then_categories(channel_with_categories);
std::string channel(channel_then_categories.GetArgumentAtIndex(0));
channel_then_categories.Shift(); // Shift off the channel
bool success = Log::EnableLogChannel(
log_stream_sp, log_options, channel.c_str(),
channel_then_categories.GetConstArgumentVector(), error_stream);
if (!success) {
fprintf(stderr, "Unable to open log file '%s' for channel \"%s\"\n",
log_file.c_str(), channel_with_categories.str().c_str());
return false;
}
}
return true;
}