Function read_line

tools/cdb2sql/cdb2sql.cpp:546–588

}

static char *read_line()
{
    static char *line = NULL;

    if (istty) {
        if (line) {
            free(line);
            line = NULL;
        }
        if ((line = readline(prompt)) != NULL && line[0] != 0 &&
            !skip_history(line))
            add_history(line);
        return line;
    }
    int total_len = 0;
    int n = -1;
    static size_t sz = 0;
    static char *getline = NULL;
    while ((n = getdelim(&getline, &sz, delimstr[delim_len - 1], stdin)) !=
           -1) {
        if (n > 0) {
            total_len += n;
            line = (char *)realloc(line, total_len + 1);
            strcpy(line + total_len - n, getline);
            if (has_delimiter(line, total_len, delimstr, delim_len) == true) {
                line[total_len - delim_len] = 0;
                return line;
            }
        }
    }
    if (n == -1 && total_len == 0) {
        if (line) {
            free(line);
            line = NULL;
        }
        if (getline) {
            free(getline);
            getline = NULL;
        }
        return NULL;
    }
    return line;
}

#define checkfortype(str, STRTYPE, ret)                                        \
    do {                                                                       \