Terminal.hxx

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#pragma once
 
// POSIX
#include <sys/ioctl.h>
 
// C++
#include <chrono>
#include <utility>
#include <optional>
 
// Cosmos
#include <cosmos/fs/FileBase.hxx>
#include <cosmos/fs/FileDescriptor.hxx>
 
namespace cosmos {
 
struct TermDimension :
                winsize {
 
        explicit TermDimension(size_t cols = 0, size_t rows = 0) {
                ws_col = cols;
                ws_row = rows;
        }
 
        unsigned short cols() const { return ws_col; }
        unsigned short rows() const { return ws_row; }
};
 
 
class COSMOS_API Terminal {
public:
        Terminal() {}
        explicit Terminal(FileDescriptor fd) : m_fd(fd) {}
        explicit Terminal(const FileBase &f) : m_fd(f.fd()) {}
 
        void setFD(const FileBase &f) {
                m_fd = f.fd();
        }
 
        void setFD(FileDescriptor fd) {
                m_fd = fd;
        }
 
        bool isTTY() const;
 
        TermDimension getSize() const;
        void setSize(const TermDimension dim);
 
 
        void sendBreak(const std::chrono::milliseconds ms);
 
 
        void makeControllingTerminal(bool force = false);
 
protected: // functions
 
        int rawFD() const;
 
protected: // data
 
        FileDescriptor m_fd;
};
 
 
COSMOS_API std::pair<cosmos::FileDescriptor, cosmos::FileDescriptor> openPTY(
                const std::optional<TermDimension> initial_size = {});
 
} // end ns