2020-12-12 06:33:20 +00:00
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#define _POSIX_C_SOURCE 200809L
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2020-02-12 05:30:50 +00:00
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#include <unistd.h>
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#include <string.h>
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2020-12-12 06:33:20 +00:00
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#include <stdio.h>
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2020-02-12 05:30:50 +00:00
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int main() {
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2022-10-09 16:41:27 +00:00
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/* Check if we're in a tty and, if so, print the devfile for it. */
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2020-02-12 05:30:50 +00:00
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if(isatty(fileno(stdin))) {
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printf("%s\n", ttyname(0));
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return 0;
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}
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else {
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printf("not a tty\n");
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return 1;
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}
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}
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