Overridable: None of the following macros are overridable.

Header: <boost/outcome/config.hpp>

• BOOST_OUTCOME_VERSION_MAJOR <number>

  Major version for cmake and DLL version stamping.

• BOOST_OUTCOME_VERSION_MINOR <number>

  Minor version for cmake and DLL version stamping.

• BOOST_OUTCOME_VERSION_PATCH <number>

  Patch version for cmake and DLL version stamping.

• BOOST_OUTCOME_VERSION_REVISION <number>

  Revision version for cmake and DLL version stamping.

• BOOST_OUTCOME_UNSTABLE_VERSION <number>

  Defined between stable releases of Outcome. It means the inline namespace will be permuted per-commit to ensure ABI uniqueness such that multiple versions of Outcome in a single process space cannot collide.

• BOOST_OUTCOME_V2 <tokens>

  The namespace configuration of this Outcome v2. Consists of a sequence of bracketed tokens later fused by the preprocessor into namespace and C++ module names.

• BOOST_OUTCOME_V2_NAMESPACE <identifier>

  The Outcome namespace, which may be permuted per SHA commit. This is not fully qualified.

• BOOST_OUTCOME_V2_NAMESPACE_BEGIN <keywords and identifiers>

  Expands into the appropriate namespace markup to enter the Outcome v2 namespace.

• BOOST_OUTCOME_V2_NAMESPACE_EXPORT_BEGIN <keywords and identifiers>

  Expands into the appropriate namespace markup to enter the C++ module exported Outcome v2 namespace.

• BOOST_OUTCOME_V2_NAMESPACE_END <keywords and identifiers>

  Expands into the appropriate namespace markup to exit the Outcome v2 namespace.