+ ("fill", (RErr, [Int "c"; Int "len"; Pathname "path"]), 215, [],
+ [InitBasicFS, Always, TestOutputBuffer (
+ [["fill"; "0x63"; "10"; "/test"];
+ ["read_file"; "/test"]], "cccccccccc")],
+ "fill a file with octets",
+ "\
+This command creates a new file called C<path>. The initial
+content of the file is C<len> octets of C<c>, where C<c>
+must be a number in the range C<[0..255]>.
+
+To fill a file with zero bytes (sparsely), it is
+much more efficient to use C<guestfs_truncate_size>.");
+