The proposal fits my intuition. When the return value is an error code, truthy values are an error. int rc = func(); if( rc ) { /*handle error*/ } exa

The proposal fits my intuition. When the return value is an error code, truthy values are an error. int rc = func(); if( rc ) { /*handle error*/ } examples from the stdlib: connect(), stat(), etc. Hell, even main is defined to return 0 on success, nonzero on error.