wm: teppich

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ls: use dirread, remove cwd, fix perms being reserved

--- a/cmd/ls.c

+++ b/cmd/ls.c

@@ -11,10 +11,10 @@

 	int i, j;

 	s = malloc(16);

-	i = 0;

+	i = 6; /* most significant bit */

 	j = 0;

-	while(i < 9)

+	while(i >= 0)

 	{

 		s[j++] = (perms & (4 << i)) ? 'r' : '-';

 		s[j++] = (perms & (2 << i)) ? 'w' : '-';

@@ -21,7 +21,7 @@

 		s[j++] = (perms & (1 << i)) ? 'x' : '-';

 		/* we iterate 3 bits each time */

-		i += 3;

+		i -= 3;

 	}

 	s[j++] = '\0';

@@ -30,7 +30,7 @@

 int

-ls_main(int argc, char **argv, char *cwd)

+ls_main(int argc, char **argv)

 {

 	ll_t *t, *head;

 	fs_t *fs;

@@ -64,7 +64,7 @@

 		return NO_SUCH_FILE;

 	}

-	head = readdir(fs, dir); 

+	head = dirread(fs, dir); 

 	t = (ll_t*)head->next; /* first entry is always trash */

 	while(t != nil)

@@ -76,8 +76,7 @@

 			printf("%d\t", f->size);

 			printf("%d\t", f->owner);

-			perms = permtoletter(f->perms);

-			printf("%s\t", perms);

+			printf("%s\t", permtoletter(f->perms));

 			printf("%s", f->path);

 			printf("%s\n", f->name);