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

1.1       root        1: /*
                      2:  *     flush( ioptr ) writes the characters in the buffer implied by ioptr.
                      3:  */
                      4: 
                      5: #include "spitblks.h"
                      6: #include "spitio.h"
                      7: 
                      8: int
                      9: flush( ioptr ) 
                     10: 
                     11: struct ioblk   *ioptr;
                     12: 
                     13: {
                     14:        register struct bfblk   *bfptr;
                     15:        register int    n, ioerrcnt = 0;
                     16: 
                     17:        bfptr   = ioptr -> buf;
                     18:        if ( bfptr ) {
                     19:                n = bfptr -> off;
                     20:                if ( n > 0 ) {
                     21:                        if ( write( ioptr -> fdn, bfptr -> buf, n ) != n )
                     22:                                ioerrcnt++;
                     23:                }
                     24:                bfptr -> off = 0;
                     25:                bfptr -> rem = bfptr -> siz;
                     26:        }
                     27:        return ioerrcnt;
                     28: }

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