1 cab935a0 2008-07-04 rsc #include <u.h>
 2 cab935a0 2008-07-04 rsc #define NOPLAN9DEFINES
 3 cab935a0 2008-07-04 rsc #include <libc.h>
 4 cab935a0 2008-07-04 rsc 
 5 cab935a0 2008-07-04 rsc long
 6 cab935a0 2008-07-04 rsc p9write(int f, void *av, long n)
 7 cab935a0 2008-07-04 rsc {
 8 cab935a0 2008-07-04 rsc 	char *a;
 9 cab935a0 2008-07-04 rsc 	long m, t;
10 cab935a0 2008-07-04 rsc 
11 cab935a0 2008-07-04 rsc 	a = av;
12 cab935a0 2008-07-04 rsc 	t = 0;
13 cab935a0 2008-07-04 rsc 	while(t < n){
14 cab935a0 2008-07-04 rsc 		m = write(f, a+t, n-t);
15 cab935a0 2008-07-04 rsc 		if(m <= 0){
16 cab935a0 2008-07-04 rsc 			if(t == 0)
17 cab935a0 2008-07-04 rsc 				return m;
18 cab935a0 2008-07-04 rsc 			break;
19 cab935a0 2008-07-04 rsc 		}
20 cab935a0 2008-07-04 rsc 		t += m;
21 cab935a0 2008-07-04 rsc 	}
22 cab935a0 2008-07-04 rsc 	return t;
23 cab935a0 2008-07-04 rsc }