Once I hacked up an snprintf wrapper that automated any required realloc calls: https://github.com/RhysU/snprintf_realloc/blob/master/snprintf_realloc.c https:

Once I hacked up an snprintf wrapper that automated any required realloc calls: https://github.com/RhysU/snprintf_realloc/blob/master/snprintf_realloc.c https://github.com/RhysU/snprintf_realloc/blob/master/snprin... Worth critically reviewing before using. It's been a while.