On 19/02/14 01:36, Kaz Kylheku wrote:
Hello?

I asked this nearly two years ago; doesn't anyone else have this problem?

Is it fixed in newer versions of Vim?

On an Ubuntu 11.04 which has a dated version of Vim, if I do this:

    $ vim some_file

and upon hitting enter, immediately type, "io", sometimes Vim ends up in
command mode as if nothing was typed, then sometimes it ends up in an
insert on the same line, and the character o has been entered, as expected.
Most of the time, though, one of the other four possibilities happens,
based on which of the two characters is dropped, or both: it's in command
mode, insert mode on the same line, or insert mdoe with a new line having
been o)pened.

If you type something "immediately" after invoking Vim from the sh command-line, then there is a race condition between the human typing at the keyboard and the system loading and starting Vim. I would expect that the io input would or would not be received, or even might be received only partly, by Vim, depending on who wins the race.

A possible reason for this race condition to exist (rather than Vim using the system's keyboard-typeahead buffer as found as startup) is that when running in an xterm, Vim tries to determine the xterm version by querying the xterm (sending a control command to the "display") and waiting for a corresponding response stream of control characters on its "keyboard" input line. If this is the case you should not experience any loss in the non-X Linux consoles (accessed by Ctrl-Alt-F1 to Ctrl-Alt-F6; come back to X by Ctrl-Alt-F7 or Ctrl-Alt-F8 depending on "I don't know what").

IMHO the "healthy" way to proceed would be for the human to wait on Vim displaying either the ":intro" splash screen or the contents of the first editfile before proceeding to type anything at the keyboard. This way (i.e. with a wait loop inserted into the human's firmware) it can be guaranteed that there is no race condition, and that Vim is always in a known state when the first keyboard byte is sent to the console or X interface.


Best regards,
Tony.
--
I think I'll KILL myself by leaping out of this 14th STORY WINDOW while
reading ERICA JONG'S poetry!!

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