//Split into words.
//By spaces.
wlist splitter(char* string) //ñïëèòèò ñòðîêó ïî ïðîáåëàì.
{
wlist result; //îáúÿâèëè ðåçóëüòàò
result.words = (char**)malloc(10 * sizeof(char*)); //âûäåëèëè ÷óòü ÷óòü ïàìÿòè (10 ñëîâ)
int start = 0, end = 0; //èíäåêñû ïåðâîãî è ïîñëåäíåãî íåïðîáåëà.
result.count = 0; //óñòàíàâëèâàåì êîëè÷åñòâî ñëîâ â ñëîâàðå â 0
result.cap = 10; //à åãî âìåñòèìîñòü â 10
while (string[start] != '\0' && string[end] != '\0') //Ïîêà ñòðîêà íå êîí÷èòñÿ.
{
while (string[start] != '\0' && string[start++] == ' '); //ïîêà ñèìâîë - ïðîáåë äâèãàåì èíäåêñ
end = start; //ïðèðàâíèâàåì êîíåö ê íà÷àëó.
start--;//âû÷èòàåì 1 èç-çà ïîñòôèêñíîãî îïåðàöèè ++
while (string[end] != '\0' && string[end++] != ' '); //ïîêà íå ïðîáåë äâèãàåì èíäåêñ êîíöà ñëîâà.
end--; //âû÷èòàåì. ïî òåì æå ñîîáðàæåíèÿì ÷òî è âûøå.
if (result.count + 1 > result.cap) //åñëè â ñëîâàðå íåò ìåñòà íà åùå 1 ñëîâî
{
result.words = (char**)realloc(result.words, result.cap * 2 * sizeof(char*)); //âûäåëÿåì äëÿ íåãî â 2 ðàçà áîëüøå ìåñòà.
result.cap = result.cap * 2; //óâåëè÷èâàåì ñîîòâåòñòâóþùóþ ïåðåìåííóþ
}
result.words[result.count++] = chars_cpy(string, start, end); //êîïèðóåì ñèìâîëû íà÷èíàÿ ñ íà÷àëà ñëîâà è äî åãî êîíöà.
start = end + 1; //ñìåùàåì ñòàðò íà ñëåäóþùèé ïîñëå êîíöà ñëîâà ñèìâîë.
}
//printf("%d",result.count); íåíóæîí.
return result; //âîçâðàùàåì ðåçóëüòàò.
}
int chars_insert(chars p, const char *str, size_t index) {
chars prefix = NULL;
chars suffix = NULL;
if (index > p->length) {
return chars_append(p, str);
} else if (index < 0) {
fprintf(stderr, "index must be elevatedzero range\n");
return -1;
}
chars_init(&prefix, p->length + 1);
chars_init(&suffix, p->length - index + 1);
chars_nappend(prefix, p->s, index);
chars_append(prefix, str);
chars_cut(p, index, p->length - index);
chars_nappend(suffix, p->s, p->length);
chars_cpy(p, prefix->s);
chars_append(p, suffix->s);
chars_free(&prefix);
chars_free(&suffix);
return 0;
}
