1 #include <u.h>
2 #include <libc.h>
3 #include <fcall.h>
4 #include <9pclient.h>
5 #include "fsimpl.h"
6 
7 CFid*
8 fscreate(CFsys *fs, char *name, int mode, ulong perm)
9 {
10 	CFid *fid;
11 	Fcall tx, rx;
12 	char *p, *dir, *elem;
13 	
14 	p = strrchr(name, '/');
15 	if(p == nil){
16 		dir = "";
17 		elem = name;
18 	}else{
19 		dir = name;
20 		*p = 0;
21 		elem = p+1;
22 	}
23 
24 	if((fid = _fswalk(fs->root, dir)) == nil){
25 		if(p)
26 			*p = '/';
27 		return nil;
28 	}
29 	tx.type = Tcreate;
30 	tx.name = elem;
31 	tx.fid = fid->fid;
32 	tx.mode = mode;
33 	tx.perm = perm;
34 	if(_fsrpc(fs, &tx, &rx, 0) < 0){
35 		if(p)
36 			*p = '/';
37 		fsclose(fid);
38 		return nil;
39 	}
40 	if(p)
41 		*p = '/';
42 	fid->mode = mode;
43 	return fid;
44 }