Files
9base/lib9/bio/bbuffered.c
garbeam@wmii.de e5f0f74b8a initial import
2005-11-20 18:27:27 +02:00

22 lines
308 B
C

#include "lib9.h"
#include <bio.h>
#include <fmt.h>
int
Bbuffered(Biobuf *bp)
{
switch(bp->state) {
case Bracteof:
case Bractive:
return -bp->icount;
case Bwactive:
return bp->bsize + bp->ocount;
case Binactive:
return 0;
}
fprint(2, "Bbuffered: unknown state %d\n", bp->state);
return 0;
}