On 03/29/2013 12:57 PM, Greg Wooledge wrote:
> On Fri, Mar 29, 2013 at 12:41:46AM -0700, Linda Walsh wrote:
>> include was designed to search the path for functions that
>> are relative paths. While the normal sourcepath allows searching for
>> filenames on the search path, I don't believe (please correct if I am wrong
>> and this works now, as it would make life much simpler) that the PATH will
>> be searched if you give it something like:
>>
>> source lib/Util/sourcefile.shh
>
> Is that all you want? Here:
>
> include() {
> local paths dir
> IFS=: read -ra paths <<< "$PATH"
> for dir in "${paths[@]}"; do
> if [[ -r $dir/$1 ]]; then
> source "$dir/$1"
> return
> fi
> done
> echo "could not find '$1' in PATH" >&2
> return 1
> }
>
AFAIK, this won't work if the sourced file contains declarations
like 'declare -a foo=(1 2)'; those variables will be made local to
the 'include' function. Perhaps an alias could work better (but
writing it might involve some unpleasant tricks with eval etc.)
Regards,
Stefano
