Function check_dest_dir

tools/comdb2ar/deserialise.cpp:324–354

}

static bool check_dest_dir(const std::string& dir)
// REALLY REALLY REALLY important safety check - without this
// we may end up deleting *.dta from /bb/data!
// Only allow 3rd level subdirectories or greater (e.g. /bb/data/mydb)
{
    size_t pos = 0;
    int levels = 0;

    /* skip the check if the destination directory is empty */
    if (empty_dir(dir))
        return false;

    while(pos < dir.length()) {
        size_t match = dir.find('/', pos);

        if(match == std::string::npos) {
            // No more matches
            match = dir.length();
        }

        if(match > pos) {
            levels++;
        }

        pos = match + 1;
    }

    if(levels < 3) return false;

    return true;
}

#define write_size (1000*1024)