Sha256: 5cbdcbab21e749e916853ec3126896c9ef901fc846d342f1852c467a54493c67
Contents?: true
Size: 712 Bytes
Versions: 10
Compression:
Stored size: 712 Bytes
Contents
require 'ffi'
module GLib
# Represents a null-terminated array of strings. GLib uses this
# construction, but does not provide any actual functions for this class.
class Strv
include Enumerable
POINTER_SIZE = FFI.type_size(:pointer)
def initialize(ptr)
@ptr = ptr
end
def to_ptr
@ptr
end
def each
return if @ptr.null?
reset_iterator
while (ptr = next_ptr)
yield ptr.read_string
end
end
def self.wrap(ptr)
new ptr
end
private
def reset_iterator
@offset = 0
end
def next_ptr
ptr = @ptr.get_pointer @offset
@offset += POINTER_SIZE
ptr unless ptr.null?
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems