sanchayanmaity/xv6-cs450
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allow long names again

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rsc 2006-09-07 15:34:28 +00:00
parent 0517a730db
commit 1542186378
1 changed files with 7 additions and 8 deletions
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15
fs.c
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@ -504,8 +504,8 @@ namei(char *path, int mode, uint *ret_off,
uint off, dev;
struct buf *bp;
struct dirent *ep;
int i, atend;
unsigned ninum;
int i, l, atend;
uint ninum;
if(ret_off)
*ret_off = 0xffffffff;
@ -544,10 +544,9 @@ namei(char *path, int mode, uint *ret_off,
for(i = 0; cp[i] != 0 && cp[i] != '/'; i++)
;
if(i > DIRSIZ){
iput(dp);
return 0;
}
l = i;
if(i > DIRSIZ)
l = DIRSIZ;
for(off = 0; off < dp->size; off += BSIZE){
bp = bread(dp->dev, bmap(dp, off / BSIZE));
@ -556,8 +555,8 @@ namei(char *path, int mode, uint *ret_off,
ep++){
if(ep->inum == 0)
continue;
if(memcmp(cp, ep->name, i) == 0 &&
(i == DIRSIZ || ep->name[i]== 0)){
if(memcmp(cp, ep->name, l) == 0 &&
(l == DIRSIZ || ep->name[l]== 0)){
// entry matches path element
off += (uchar*)ep - bp->data;
ninum = ep->inum;