15 lines
230 B
C
15 lines
230 B
C
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#include <unistd.h>
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#include <errno.h>
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#include <limits.h>
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char *ttyname(int fd)
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{
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static char buf[TTY_NAME_MAX];
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int result;
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if ((result = ttyname_r(fd, buf, sizeof buf))) {
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errno = result;
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return NULL;
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}
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return buf;
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}
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