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Annotation of researchv10no/cmd/spitbol/testty.c, revision 1.1.1.1

1.1       root        1: /*
                      2:        testty is a c function that determines whether or not
                      3:        a file descriptor represents a tty device.  testty
                      4:        returns 0 on success, -1 on failure.
                      5: */
                      6: #include <sgtty.h>
                      7: 
                      8: int testty( fd )
                      9: int    fd;
                     10: 
                     11: {
                     12:        struct  sgttyb  buffer;
                     13: 
                     14:        return  ioctl( fd,TIOCGETP,&buffer );
                     15: }

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