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MangoHud/src/config.cpp

101 lines
3.1 KiB
C++

#include <fstream>
#include <sstream>
#include <iostream>
#include <string.h>
#include "config.h"
#include "overlay_params.h"
#include "file_utils.h"
std::unordered_map<std::string,std::string> options;
void parseConfigLine(std::string line){
if(line.find("#")!=std::string::npos)
{
line = line.erase(line.find("#"),std::string::npos);
}
size_t space = line.find(" ");
while(space!=std::string::npos)
{
line = line.erase(space,1);
space = line.find(" ");
}
space = line.find("\t");
while(space!=std::string::npos)
{
line = line.erase(space,1);
space = line.find("\t");
}
size_t equal = line.find("=");
if(equal==std::string::npos)
{
if (!line.empty())
options[line] = "1";
return;
}
options[line.substr(0, equal)] = line.substr(equal+1);
}
void parseConfigFile() {
std::vector<std::string> paths;
std::string home;
static const char *config_dir = "/.config/MangoHud/";
const char *env_home = std::getenv("HOME");
if (env_home)
home = env_home;
if (!home.empty()) {
paths.push_back(home + "/.local/share/MangoHud/MangoHud.conf");
paths.push_back(home + config_dir + "MangoHud.conf");
}
std::string exe_path = get_exe_path();
auto n = exe_path.find_last_of('/');
if (!exe_path.empty() && n != std::string::npos && n < exe_path.size() - 1) {
// as executable's name
std::string basename = exe_path.substr(n + 1);
if (!home.empty())
paths.push_back(home + config_dir + basename + ".conf");
// in executable's folder though not much sense in /usr/bin/
paths.push_back(exe_path.substr(0, n) + "/MangoHud.conf");
// find executable's path when run in Wine
if (!home.empty() && (basename == "wine-preloader" || basename == "wine64-preloader")) {
std::string line;
std::ifstream stream("/proc/self/cmdline");
while (std::getline(stream, line, '\0'))
{
if (!line.empty()
&& (n = line.find_last_of('\\')) != std::string::npos
&& n < line.size() - 1) // have at least one character
{
auto dot = line.find_last_of('.');
if (dot < n)
dot = line.size();
paths.push_back(home + config_dir + "wine-" + line.substr(n + 1, dot - n - 1) + ".conf");
break;
}
}
}
}
std::string line;
for (auto& p : paths) {
std::ifstream stream(p);
if (!stream.good()) {
// printing just so user has an idea of possible configs
std::cerr << "skipping config: " << p << std::endl;
continue;
}
std::cerr << "parsing config: " << p;
while (std::getline(stream, line))
{
parseConfigLine(line);
}
std::cerr << " [ ok ]" << std::endl;
}
}