Jeff King <peff@xxxxxxxx> writes: > So a function like: > > int git_parse_tristate(const char *value, int *out); > > which returned success/error via its return value, and put the value > into "out" would feel pretty natural to me. Yeah, with s/tristate/bool-or-auto/, and if we do this throughout the types, that would be ideal. FWIW git_parse_ulong() and friends for sized numerics already follow that pattern, but helpers for boolean like git_parse_maybe_bool() don't, which is unfortunate.