Fsutil: allow truncate to arbitrary length.

2014-07-17 21:31:49 -07:00
parent 08c79d7fec
commit 847e2bff77
5 changed files with 64 additions and 30 deletions
--- a/tools/fsutil/mount.c
+++ b/tools/fsutil/mount.c
@@ -173,6 +173,12 @@ int op_open(const char *path, struct fuse_file_info *fi)
        return -ENOENT;
    }

+    if ((file.inode.mode & INODE_MODE_FMT) != INODE_MODE_FREG) {
+        /* Cannot open special files. */
+        file.inode.mode = 0;
+        return -ENXIO;
+    }
+
    if (fi->flags & O_APPEND) {
        file.offset = file.inode.size;
    }