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