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 Bprint(Biobuf *bp, char *fmt, ...)
 6 b2cfc4e2 2003-09-30 devnull {
 7 b2cfc4e2 2003-09-30 devnull 	va_list	ap;
 8 b2cfc4e2 2003-09-30 devnull 	char *ip, *ep, *out;
 9 b2cfc4e2 2003-09-30 devnull 	int n;
10 b2cfc4e2 2003-09-30 devnull 
11 b2cfc4e2 2003-09-30 devnull 	ep = (char*)bp->ebuf;
12 b2cfc4e2 2003-09-30 devnull 	ip = ep + bp->ocount;
13 b2cfc4e2 2003-09-30 devnull 	va_start(ap, fmt);
14 b2cfc4e2 2003-09-30 devnull 	out = vseprint(ip, ep, fmt, ap);
15 b2cfc4e2 2003-09-30 devnull 	va_end(ap);
16 b2cfc4e2 2003-09-30 devnull 	if(out == 0 || out >= ep-5) {
17 b2cfc4e2 2003-09-30 devnull 		Bflush(bp);
18 b2cfc4e2 2003-09-30 devnull 		ip = ep + bp->ocount;
19 b2cfc4e2 2003-09-30 devnull 		va_start(ap, fmt);
20 b2cfc4e2 2003-09-30 devnull 		out = vseprint(ip, ep, fmt, ap);
21 b2cfc4e2 2003-09-30 devnull 		va_end(ap);
22 b2cfc4e2 2003-09-30 devnull 		if(out >= ep-5)
23 b2cfc4e2 2003-09-30 devnull 			return Beof;
24 b2cfc4e2 2003-09-30 devnull 	}
25 b2cfc4e2 2003-09-30 devnull 	n = out-ip;
26 b2cfc4e2 2003-09-30 devnull 	bp->ocount += n;
27 b2cfc4e2 2003-09-30 devnull 	return n;
28 b2cfc4e2 2003-09-30 devnull }