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Towards working mkdir.

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This commit is contained in:
Bahadir Balban
2008-04-14 14:38:04 +01:00
parent d6d97876bb
commit 287b7705da
9 changed files with 83 additions and 17 deletions
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7
tasks/fs0/src/lib/pathstr.c
View File

@@ -31,6 +31,10 @@ char *splitpath(char **str, char sep)
char *cursor = *str;
char *end;
/* Root is the special case, return it as is. */
if (strcmp(*str, "/"))
return *str;
/* Move forward until no seperator */
while (*cursor == sep) {
*cursor = '\0';
@@ -67,6 +71,9 @@ char *splitpath_end(char **path, char sep)
/* Reverse the rest back to original. */
strreverse(*path);
/* Reverse component back to original */
strreverse(component);
return component;
}

2
tasks/fs0/src/lookup.c
View File

@@ -63,7 +63,7 @@ struct vnode *generic_vnode_lookup(struct vnode *thisnode, char *path)
}
/* Not found, return nothing */
return 0;
return PTR_ERR(-ENOENT);
}
int generic_dentry_compare(struct dentry *d, char *name)

2
tasks/fs0/src/memfs/vnode.c
View File

@@ -228,6 +228,8 @@ int memfs_vnode_mknod(struct vnode *v, char *dirname, unsigned int mode)
BUG_ON(parent->vref.next != &v->dentries);
BUG_ON(!vfs_isdir(v));
printf("Parent name: %s\n", parent->name);
/* Populate the children */
if ((err = v->ops.readdir(v)) < 0)
return err;

6
tasks/fs0/src/syscalls.c
View File

@@ -127,7 +127,8 @@ int sys_mkdir(l4id_t sender, const char *pathname, unsigned int mode)
/* Get the task */
BUG_ON(!(task = find_task(sender)));
return vfs_create(task, pathname, mode);
l4_ipc_return(vfs_create(task, pathname, mode));
return 0;
}
int sys_chdir(l4id_t sender, const char *pathname)
@@ -284,7 +285,6 @@ int sys_readdir(l4id_t sender, int fd, void *buf, int count)
if (count < dirent_size)
return 0;
printf("%s: Filling in . (curdir)\n", __TASKNAME__);
fill_dirent(buf, v->vnum, nbytes, ".");
nbytes += dirent_size;
buf += dirent_size;
@@ -293,13 +293,11 @@ int sys_readdir(l4id_t sender, int fd, void *buf, int count)
if (count < dirent_size)
return 0;
printf("%s: Filling in .. (pardir)\n", __TASKNAME__);
fill_dirent(buf, d->parent->vnode->vnum, nbytes, "..");
nbytes += dirent_size;
buf += dirent_size;
count -= dirent_size;
printf("%s: Filling in other dir contents\n", __TASKNAME__);
/* Copy fs-specific dir to buf in struct dirent format */
if ((total = v->ops.filldir(buf, v, count)) < 0) {
l4_ipc_return(total);

8
tasks/fs0/src/task.c
View File

@@ -101,8 +101,8 @@ struct task_data_head *receive_pager_taskdata(void)
}
/* Data is expected in the utcb page */
printf("%s: %d Total tasks.\n", __FUNCTION__,
((struct task_data_head *)utcb_page)->total);
// printf("%s: %d Total tasks.\n", __FUNCTION__,
// ((struct task_data_head *)utcb_page)->total);
return (struct task_data_head *)utcb_page;
}
@@ -141,8 +141,8 @@ int task_utcb_attach(struct tcb *t)
if ((unsigned long)shmaddr != t->utcb_address)
return -EINVAL;
printf("%s: Mapped utcb of task %d @ 0x%x\n",
__TASKNAME__, t->tid, shmaddr);
// printf("%s: Mapped utcb of task %d @ 0x%x\n",
// __TASKNAME__, t->tid, shmaddr);
return 0;