/* automatic word completion - called when space/enter is pressed */
char *auto_word_complete(const char *line, int *pos)
{
GString *result;
const char *replace;
char *word, *wordstart, *ret;
int startpos;
g_return_val_if_fail(line != NULL, NULL);
g_return_val_if_fail(pos != NULL, NULL);
word = get_word_at(line, *pos, &wordstart);
startpos = (int) (wordstart-line);
result = g_string_new(line);
g_string_erase(result, startpos, strlen(word));
/* check for words in autocompletion list */
replace = completion_find(word, TRUE);
if (replace == NULL) {
ret = NULL;
g_string_free(result, TRUE);
} else {
*pos = startpos+strlen(replace);
g_string_insert(result, startpos, replace);
ret = result->str;
g_string_free(result, FALSE);
}
g_free(word);
return ret;
}
static void sig_complete_word(GList **list, WINDOW_REC *window,
const char *word, const char *linestart, int *want_space)
{
const char *newword, *cmdchars;
char *signal, *cmd, *args, *line;
g_return_if_fail(list != NULL);
g_return_if_fail(word != NULL);
g_return_if_fail(linestart != NULL);
/* check against "completion words" list */
newword = completion_find(word);
if (newword != NULL) {
*list = g_list_append(*list, g_strdup(newword));
signal_stop();
return;
}
/* command completion? */
cmdchars = settings_get_str("cmdchars");
if (strchr(cmdchars, *word) && *linestart == '\0') {
/* complete /command */
*list = completion_get_commands(word+1, *word);
if (*list != NULL) signal_stop();
return;
}
/* check only for /command completions from now on */
cmdchars = strchr(cmdchars, *linestart);
if (cmdchars == NULL) return;
/* check if there's aliases */
line = linestart[1] == *cmdchars ? g_strdup(linestart+2) :
expand_aliases(linestart+1);
cmd = line_get_command(line, &args, FALSE);
if (cmd == NULL) {
g_free(line);
return;
}
/* we're completing -option? */
if (*word == '-') {
*list = completion_get_options(cmd, word+1);
g_free(cmd);
g_free(line);
return;
}
/* complete parameters */
signal = g_strconcat("complete command ", cmd, NULL);
signal_emit(signal, 5, list, window, word, args, want_space);
if (command_have_sub(line)) {
/* complete subcommand */
g_free(cmd);
cmd = g_strconcat(line, " ", word, NULL);
*list = g_list_concat(completion_get_subcommands(cmd), *list);
if (*list != NULL) signal_stop();
}
g_free(signal);
g_free(cmd);
g_free(line);
}
