Re: [PATCH v43 0/1] MR7843: cmd: Implement tab completion for command line entry.

[eric pouech (＠epo)]

eric pouech (@epo) commented about programs/cmd/wcmdmain.c:
> +
> +static void build_search_string(WCHAR *inputBuffer, int len, SEARCH_CONTEXT *sc)
> +{
> +    int cc = 0, nn = 0;
> +    WCHAR *param = NULL, *last_param, *stripped_copy = NULL;
> +    WCHAR last_stripped_copy[MAX_PATH] = L"\0";
> +    BOOL need_wildcard = TRUE;
> +
> +    sc->searchstr[0] = L'\0';
> +
> +    /* If inputBuffer ends in a space then the user hit tab beyond the last
> +     * parameter, so use that as the search pos (i.e. a wildcard search).
> +     * Otherwise, parse the buffer to find the last parameter in the buffer,
> +     * where tab was pressed.
> +     */
> +    if (inputBuffer[len-1] == L' ') {
> len can be zero here (if \<tab\> is pressed at beg of line)

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/7843#note_103749