Function parse_script_extensions

deps/quickjs/unicode_gen.c:789–854

}

void parse_script_extensions(const char *filename)
{
    FILE *f;
    char line[4096], *p, buf[256], *q;
    uint32_t c0, c1, c;
    int i;
    uint8_t script_ext[255];
    int script_ext_len;

    f = fopen(filename, "rb");
    if (!f) {
        perror(filename);
        exit(1);
    }

    for(;;) {
        if (!get_line(line, sizeof(line), f))
            break;
        p = line;
        while (isspace(*p))
            p++;
        if (*p == '#' || *p == '@' || *p == '\0')
            continue;
        c0 = strtoul(p, (char **)&p, 16);
        if (*p == '.' && p[1] == '.') {
            p += 2;
            c1 = strtoul(p, (char **)&p, 16);
        } else {
            c1 = c0;
        }
        assert(c1 <= CHARCODE_MAX);
        p += strspn(p, " \t");
        script_ext_len = 0;
        if (*p == ';') {
            p++;
            for(;;) {
                p += strspn(p, " \t");
                q = buf;
                while (*p != '\0' && *p != ' ' && *p != '#' && *p != '\t') {
                    if ((q - buf) < sizeof(buf) - 1)
                        *q++ = *p;
                    p++;
                }
                *q = '\0';
                if (buf[0] == '\0')
                    break;
                i = find_name(unicode_script_short_name,
                              countof(unicode_script_short_name), buf);
                if (i < 0) {
                    fprintf(stderr, "Script not found: %s\n", buf);
                    exit(1);
                }
                assert(script_ext_len < sizeof(script_ext));
                script_ext[script_ext_len++] = i;
            }
            for(c = c0; c <= c1; c++) {
                CCInfo *ci = &unicode_db[c];
                ci->script_ext_len = script_ext_len;