#pragma once

#include <string>
#include <vector>

namespace ddkit {
namespace utils {
namespace system {

void sleep(int secs); // sleep seconds (instead of unix-sleep)
void msSleep(int milliSecs); // sleep milliseconds (instead of unix-sleep)
std::string getEnv(const std::string& var);
std::string getEnv(const std::string& var, const std::string& defaultVal);
bool setEnv(const std::string& name, const std::string& value);
std::string dirname(std::string text); // "path/to/file.cpp" -> "path/to/"
std::string filename(std::string text); // "path/to/file.cpp" -> "file"  /  "path/to/file.hpp" -> "file.hpp"
std::string filenameBase(std::string text); // "path/to/file.xyz" -> "file.cpp" -> "file"
int getProcessId();
std::string getProcessName(); // "some_name"
std::string getProcessNameWithPath(); // "/user/local/bin/some_name.exe"
std::string getHostname();

std::string threadIdCurrent();

void blockSignals(); // blocks SIGINT/SIGHUP/SIGKILL for current thread. does nothing on windows
void waitForSignal(); // waits for SIGINT/SIGHUP/SIGKILL, or windows ctrl-c

bool isFileReadable(const std::string& filename); // does a file exist and does open succeed?
bool renameFile(const std::string& oldName, const std::string& newName);
bool deleteFile(const std::string& name);
void setNativeThreadName(const std::string& name); 
std::string getNativeThreadName(); 

} // namespace system
} // namespace utils
} // namespace ddkit