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29 lines
702 B
C++
29 lines
702 B
C++
#include <base/setTerminalEcho.h>
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#include <base/errnoToString.h>
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#include <stdexcept>
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#include <cstring>
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#include <string>
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#include <termios.h>
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#include <unistd.h>
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void setTerminalEcho(bool enable)
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{
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/// Obtain terminal attributes,
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/// toggle the ECHO flag
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/// and set them back.
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struct termios tty{};
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if (0 != tcgetattr(STDIN_FILENO, &tty))
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throw std::runtime_error(std::string("setTerminalEcho failed get: ") + errnoToString());
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if (enable)
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tty.c_lflag |= ECHO;
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else
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tty.c_lflag &= ~ECHO;
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if (0 != tcsetattr(STDIN_FILENO, TCSANOW, &tty))
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throw std::runtime_error(std::string("setTerminalEcho failed set: ") + errnoToString());
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}
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