26 lines
388 B
C
26 lines
388 B
C
/* getlf - get a line feed Author: Andy Tanenbaum */
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#include <sys/types.h>
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#include <fcntl.h>
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main(argc, argv)
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int argc;
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char *argv[];
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{
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char c;
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/* Echo argument, if present. */
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if (argc == 2) {
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std_err(argv[1]);
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std_err("\n");
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}
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close(0);
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open("/dev/tty", O_RDONLY);
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do {
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if (read(0, &c, 1) <= 0) exit(1);
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if (c <= 0) exit(1);
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} while (c != '\n');
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exit(0);
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}
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