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test: Add comment to g_insecure_rand_ctx

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MarcoFalke 2018-12-17 13:19:07 -05:00
parent fa0d3c4407
commit fa61202cae
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src/test/test_bitcoin.h
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@ -26,6 +26,13 @@ std::ostream& operator<<(typename std::enable_if<std::is_enum<T>::value, std::os
return stream << static_cast<typename std::underlying_type<T>::type>(e); return stream << static_cast<typename std::underlying_type<T>::type>(e);
} }
/**
* This global and the helpers that use it are not thread-safe.
*
* If thread-safety is needed, the global could be made thread_local (given
* that thread_local is supported on all architectures we support) or a
* per-thread instance could be used in the multi-threaded test.
*/
extern FastRandomContext g_insecure_rand_ctx; extern FastRandomContext g_insecure_rand_ctx;
static inline void SeedInsecureRand(bool deterministic = false) static inline void SeedInsecureRand(bool deterministic = false)