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#ifndef LLDB_TEST_API_COMMON_H
#define LLDB_TEST_API_COMMON_H
#include <condition_variable>
#include <chrono>
#include <exception>
#include <iostream>
#include <mutex>
#include <string>
#include <queue>
#include <unistd.h>
/// Simple exception class with a message
struct Exception : public std::exception
{
std::string s;
Exception(std::string ss) : s(ss) {}
virtual ~Exception() throw () { }
const char* what() const throw() { return s.c_str(); }
};
// Synchronized data structure for listener to send events through
template<typename T>
class multithreaded_queue {
std::condition_variable m_condition;
std::mutex m_mutex;
std::queue<T> m_data;
bool m_notified;
public:
void push(T e) {
std::lock_guard<std::mutex> lock(m_mutex);
m_data.push(e);
m_notified = true;
m_condition.notify_all();
}
T pop(int timeout_seconds, bool &success) {
int count = 0;
while (count < timeout_seconds) {
std::unique_lock<std::mutex> lock(m_mutex);
if (!m_data.empty()) {
m_notified = false;
T ret = m_data.front();
m_data.pop();
success = true;
return ret;
} else if (!m_notified)
m_condition.wait_for(lock, std::chrono::seconds(1));
count ++;
}
success = false;
return T();
}
};
/// Allocates a char buffer with the current working directory
inline char* get_working_dir() {
#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__) || \
defined(__OpenBSD__)
return getwd(0);
#else
return get_current_dir_name();
#endif
}
#endif // LLDB_TEST_API_COMMON_H
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