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#include <assert.h>
#include <string.h>
#include "misc.h"
static int qstrs_alloc;
static int qstrs_len;
static const char **qstrs;
void qstr_init() {
qstrs_alloc = 400;
qstrs_len = 1;
qstrs = m_new(const char*, qstrs_alloc);
qstrs[0] = "nil";
}
static qstr qstr_add(const char *str) {
if (qstrs_len >= qstrs_alloc) {
qstrs_alloc *= 2;
qstrs = m_renew(const char*, qstrs, qstrs_alloc);
}
qstrs[qstrs_len++] = str;
return qstrs_len - 1;
}
qstr qstr_from_str_static(const char *str) {
for (int i = 0; i < qstrs_len; i++) {
if (strcmp(qstrs[i], str) == 0) {
return i;
}
}
return qstr_add(str);
}
qstr qstr_from_str_take(char *str) {
for (int i = 0; i < qstrs_len; i++) {
if (strcmp(qstrs[i], str) == 0) {
m_free(str);
return i;
}
}
return qstr_add(str);
}
qstr qstr_from_strn_copy(const char *str, int len) {
for (int i = 0; i < qstrs_len; i++) {
if (strncmp(qstrs[i], str, len) == 0 && qstrs[i][len] == '\0') {
return i;
}
}
return qstr_add(strndup(str, len));
}
const char *qstr_str(qstr qstr) {
return qstrs[qstr];
}