char *minibuf_read_variable_name(char *msg)
{
char *ms;
Completion *cp = completion_new(FALSE);
le *lp;
for (lp = mainVarList; lp != NULL; lp = lp->list_next)
list_append(cp->completions, zstrdup(lp->data));
for (;;) {
ms = minibuf_read_completion(msg, "", cp, NULL);
if (ms == NULL) {
free_completion(cp);
cancel();
return NULL;
}
if (ms[0] == '\0') {
free_completion(cp);
minibuf_error("No variable name given");
return NULL;
} else if (get_variable(ms) == NULL) {
minibuf_error("Undefined variable name `%s'", ms);
waitkey(WAITKEY_DEFAULT);
} else {
minibuf_clear();
break;
}
}
free_completion(cp);
return ms;
}
Completion *make_buffer_completion(void)
{
Buffer *bp;
Completion *cp;
cp = completion_new(FALSE);
for (bp = head_bp; bp != NULL; bp = bp->next)
list_append(cp->completions, zstrdup(bp->name));
return cp;
}