On Fri, May 21, 2010 at 11:06 AM, Eric Blake <ebl...@redhat.com> wrote:
> On 05/21/2010 09:50 AM, Peng Yu wrote:
>> complete -c works. I'm not familar with bash-completion package. How
>> to customize search path for each command.
>
> By using appropriate complete invocations for each command, and lots of
> shell functions.
>
>>
>> For exmaple, I want search in $PYTHONPATH after the command python.
>
> bash-completion could do that for you, too.
>
> $ complete -p python
> complete -o filenames -F _python python
> $ type _python
> _python is a function
> _python ()
> {
> local prev cur i;
> COMPREPLY=();
> cur=`_get_cword`;
> prev=${COMP_WORDS[COMP_CWORD-1]##*/};
> case "$prev" in
> -Q)
> COMPREPLY=($( compgen -W "old new warn warnall" -- "$cur" ));
> return 0
> ;;
> -W)
> COMPREPLY=($( compgen -W "ignore default all module once
> error" -- "$cur" ));
> return 0
> ;;
> -c)
> _filedir '@(py|pyc|pyo)';
> return 0
> ;;
> !(python|-?))
> [[ ${COMP_WORDS[COMP_CWORD-2]} != -@(Q|W) ]] && _filedir
> ;;
> esac;
> for ((i=0; i < ${#comp_wor...@]}-1; i++ ))
> do
> if [[ ${COMP_WORDS[i]} == -c ]]; then
> _filedir;
> fi;
> done;
> if [[ "$cur" != -* ]]; then
> _filedir '@(py|pyc|pyo)';
> else
> COMPREPLY=($( compgen -W "- -d -E -h -i -O -Q -S -t -u
> -U -v -V -W -x -c" -- "$cur" ));
> fi;
> return 0
> }
>
> Actually, I don't see any mention of PYTHONPATH in that function, so you
> may want to file an enhancement request against the bash-completion
> package to improve their _python() function to also consider PYTHONPATH,
> rather than just *.py[co] files.
>
>>
>> BTW, where is the manual for the -c option of complete. There are too
>> many 'complete' in man bash. Would you please point me which section
>> is relevant to complete -c.
>
> 'help complete' is the easiest way to see the short details; other than
> that, look for complete under 'SHELL BUILTIN COMMANDS' in the man page.
I see the following error. What is wrong with my bash?
$ complete -p python
bash: complete: python: no completion specification
$ type _python
bash: type: _python: not found
--
Regards,
Peng
