12 void linestack_addstack(struct linestack **lls, struct linestack *throw,  in linestack_addstack()  argument
15   struct linestack *catch = *lls;  in linestack_addstack()
24     *lls = xmalloc(sizeof(struct linestack)+catch->max*sizeof(struct ptr_len));  in linestack_addstack()
25     memcpy(*lls, catch, sizeof(struct linestack)+pos*sizeof(struct ptr_len));  in linestack_addstack()
30     memmove((*lls)->idx+pos+throw->len, catch->idx+pos,  in linestack_addstack()
34   if (catch != *lls) {  in linestack_addstack()
36     catch = *lls;  in linestack_addstack()
45 void linestack_insert(struct linestack **lls, long pos, char *line, long len)  in linestack_insert()  argument
58   linestack_addstack(lls, &ls.ls, pos);  in linestack_insert()
61 void linestack_append(struct linestack **lls, char *line)  in linestack_append()  argument
63   linestack_insert(lls, (*lls)->len, line, strlen(line));  in linestack_append()