diff options
Diffstat (limited to 'ext/pty/lib/expect.rb')
-rw-r--r-- | ext/pty/lib/expect.rb | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/ext/pty/lib/expect.rb b/ext/pty/lib/expect.rb index 52396d90bd..54cf709ee2 100644 --- a/ext/pty/lib/expect.rb +++ b/ext/pty/lib/expect.rb @@ -17,12 +17,17 @@ class IO else raise TypeError, "unsupported pattern class: #{pattern.class}" end + @unusedBuf ||= '' while true - if !IO.select([self],nil,nil,timeout) or eof? then + if not @unusedBuf.empty? + c = @unusedBuf.slice!(0).chr + elsif !IO.select([self],nil,nil,timeout) or eof? then result = nil + @unusedBuf = buf break + else + c = getc.chr end - c = getc.chr buf << c if $expect_verbose STDOUT.print c |