pollymc/launcher/minecraft/launch/PrintInstanceInfo.cpp
2021-10-21 00:47:53 +02:00

107 lines
2.5 KiB
C++

/* Copyright 2013-2021 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <fstream>
#include <string>
#include "PrintInstanceInfo.h"
#include <launch/LaunchTask.h>
#ifdef Q_OS_LINUX
namespace {
void probeProcCpuinfo(QStringList &log)
{
std::ifstream cpuin("/proc/cpuinfo");
for (std::string line; std::getline(cpuin, line);)
{
if (strncmp(line.c_str(), "model name", 10) == 0)
{
log << QString::fromStdString(line.substr(13, std::string::npos));
break;
}
}
}
void runLspci(QStringList &log)
{
// FIXME: fixed size buffers...
char buff[512];
int gpuline = -1;
int cline = 0;
FILE * lspci = popen("lspci -k", "r");
if (!lspci)
return;
while (fgets(buff, 512, lspci) != NULL)
{
std::string str(buff);
if (str.length() < 9)
continue;
if (str.substr(8, 3) == "VGA")
{
gpuline = cline;
log << QString::fromStdString(str.substr(35, std::string::npos));
}
if (gpuline > -1 && gpuline != cline)
{
if (cline - gpuline < 3)
{
log << QString::fromStdString(str.substr(1, std::string::npos));
}
}
cline++;
}
pclose(lspci);
}
void runGlxinfo(QStringList & log)
{
// FIXME: fixed size buffers...
char buff[512];
FILE *glxinfo = popen("glxinfo", "r");
if (!glxinfo)
return;
while (fgets(buff, 512, glxinfo) != NULL)
{
if (strncmp(buff, "OpenGL version string:", 22) == 0)
{
log << QString::fromUtf8(buff);
break;
}
}
pclose(glxinfo);
}
}
#endif
void PrintInstanceInfo::executeTask()
{
auto instance = m_parent->instance();
QStringList log;
#ifdef Q_OS_LINUX
::probeProcCpuinfo(log);
::runLspci(log);
::runGlxinfo(log);
#endif
logLines(log, MessageLevel::Launcher);
logLines(instance->verboseDescription(m_session, m_serverToJoin), MessageLevel::Launcher);
emitSucceeded();
}