1 b2cfc4e2 2003-09-30 devnull #include	"lib9.h"
 2 b2cfc4e2 2003-09-30 devnull #include	<bio.h>
 3 b2cfc4e2 2003-09-30 devnull 
 4 b2cfc4e2 2003-09-30 devnull int
 5 b2cfc4e2 2003-09-30 devnull Bflush(Biobuf *bp)
 6 b2cfc4e2 2003-09-30 devnull {
 7 b2cfc4e2 2003-09-30 devnull 	int n, c;
 8 b2cfc4e2 2003-09-30 devnull 
 9 b2cfc4e2 2003-09-30 devnull 	switch(bp->state) {
10 b2cfc4e2 2003-09-30 devnull 	case Bwactive:
11 b2cfc4e2 2003-09-30 devnull 		n = bp->bsize+bp->ocount;
12 b2cfc4e2 2003-09-30 devnull 		if(n == 0)
13 b2cfc4e2 2003-09-30 devnull 			return 0;
14 b2cfc4e2 2003-09-30 devnull 		c = write(bp->fid, bp->bbuf, n);
15 b2cfc4e2 2003-09-30 devnull 		if(n == c) {
16 b2cfc4e2 2003-09-30 devnull 			bp->offset += n;
17 b2cfc4e2 2003-09-30 devnull 			bp->ocount = -bp->bsize;
18 b2cfc4e2 2003-09-30 devnull 			return 0;
19 b2cfc4e2 2003-09-30 devnull 		}
20 b2cfc4e2 2003-09-30 devnull 		bp->state = Binactive;
21 b2cfc4e2 2003-09-30 devnull 		bp->ocount = 0;
22 b2cfc4e2 2003-09-30 devnull 		break;
23 b2cfc4e2 2003-09-30 devnull 
24 b2cfc4e2 2003-09-30 devnull 	case Bracteof:
25 b2cfc4e2 2003-09-30 devnull 		bp->state = Bractive;
26 b2cfc4e2 2003-09-30 devnull 
27 b2cfc4e2 2003-09-30 devnull 	case Bractive:
28 b2cfc4e2 2003-09-30 devnull 		bp->icount = 0;
29 b2cfc4e2 2003-09-30 devnull 		bp->gbuf = bp->ebuf;
30 b2cfc4e2 2003-09-30 devnull 		return 0;
31 b2cfc4e2 2003-09-30 devnull 	}
32 b2cfc4e2 2003-09-30 devnull 	return Beof;
33 b2cfc4e2 2003-09-30 devnull }