48 lines
628 B
C
48 lines
628 B
C
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#include <ctype.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <termios.h>
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#include <unistd.h>
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struct termios orig_termios;
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void
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disableRawMode()
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{
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tcsetattr(STDIN_FILENO, TCSAFLUSH, &orig_termios);
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}
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void
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enableRawMode()
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{
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tcgetattr(STDIN_FILENO, &orig_termios);
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atexit(disableRawMode);
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struct termios raw = orig_termios;
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raw.c_lflag &= ~(ECHO | ICANON);
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tcsetattr(STDIN_FILENO, TCSAFLUSH, &raw);
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}
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int
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main()
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{
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enableRawMode();
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char c;
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while (read(STDIN_FILENO, &c, 1) == 1 && c != 'q') {
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if (iscntrl(c)) {
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printf("$%02x\n", c);
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} else {
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printf("$%02x ('%c')\n", c, c);
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}
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}
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return 0;
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}
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