Christian Couder <chriscool@xxxxxxxxxxxxx> writes:
> This patch parses the trailer command line arguments
> and put the result into an arg_tok doubly linked
> list.
>
> Signed-off-by: Christian Couder <chriscool@xxxxxxxxxxxxx>
> ---
> trailer.c | 77 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 77 insertions(+)
>
> diff --git a/trailer.c b/trailer.c
> index e7d8244..bb1fcfb 100644
> --- a/trailer.c
> +++ b/trailer.c
> @@ -363,3 +363,80 @@ static int git_trailer_config(const char *conf_key, const char *value, void *cb)
> }
> return 0;
> }
> +
> +static void parse_trailer(struct strbuf *tok, struct strbuf *val, const char *trailer)
> +{
> + char *end = strchr(trailer, '=');
> + if (!end)
> + end = strchr(trailer, ':');
> + if (end) {
> + strbuf_add(tok, trailer, end - trailer);
> + strbuf_trim(tok);
> + strbuf_addstr(val, end + 1);
> + strbuf_trim(val);
> + } else {
> + strbuf_addstr(tok, trailer);
> + strbuf_trim(tok);
> + }
> +}
> +
> +static struct trailer_item *create_trailer_item(const char *string)
> +{
> + struct strbuf tok = STRBUF_INIT;
> + struct strbuf val = STRBUF_INIT;
> + struct trailer_item *new;
> +
> + parse_trailer(&tok, &val, string);
> +
> + int tok_alnum_len = alnum_len(tok.buf, tok.len);
decl-after-stmt.
> +
> + /* Lookup if the token matches something in the config */
> + struct trailer_item *item;
> + for (item = first_conf_item; item; item = item->next)
> + {
> + if (!strncasecmp(tok.buf, item->conf->key, tok_alnum_len) ||
> + !strncasecmp(tok.buf, item->conf->name, tok_alnum_len)) {
> + new = xcalloc(sizeof(struct trailer_item), 1);
> + new->conf = item->conf;
> + new->token = xstrdup(item->conf->key);
> + new->value = strbuf_detach(&val, NULL);
> + strbuf_release(&tok);
> + return new;
> + }
> + }
> +
> + new = xcalloc(sizeof(struct trailer_item), 1);
> + new->conf = xcalloc(sizeof(struct conf_info), 1);
> + new->token = strbuf_detach(&tok, NULL);
> + new->value = strbuf_detach(&val, NULL);
> +
> + return new;
> +}
> +
> +static void add_trailer_item(struct trailer_item **first,
> + struct trailer_item **last,
> + struct trailer_item *new)
> +{
> + if (!*last) {
> + *first = new;
> + *last = new;
> + } else {
> + (*last)->next = new;
> + new->previous = *last;
> + *last = new;
> + }
> +}
> +
> +static struct trailer_item *process_command_line_args(int argc, const char **argv)
> +{
> + int i;
> + struct trailer_item *arg_tok_first = NULL;
> + struct trailer_item *arg_tok_last = NULL;
> +
> + for (i = 0; i < argc; i++) {
> + struct trailer_item *new = create_trailer_item(argv[i]);
> + add_trailer_item(&arg_tok_first, &arg_tok_last, new);
> + }
> +
> + return arg_tok_first;
> +}
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