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Commit 2280b5ec authored by Dan Albert's avatar Dan Albert Committed by Android Git Automerger
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am 5ef3bcc7: am 5d8a5ade: Merge "Add a pre-C++11 constexpr compatibility macro."

* commit '5ef3bcc7':
  Add a pre-C++11 constexpr compatibility macro.
parents b99dbe9a 5ef3bcc7
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+11 −0
Original line number Diff line number Diff line
@@ -43,6 +43,17 @@ static inline ssize_t pread64(int fd, void* buf, size_t nbytes, off64_t offset)
#  define ZD_TYPE long
#endif

/*
 * Needed for cases where something should be constexpr if possible, but not
 * being constexpr is fine if in pre-C++11 code (such as a const static float
 * member variable).
 */
#if __cplusplus >= 201103L
#define CONSTEXPR constexpr
#else
#define CONSTEXPR
#endif

/*
 * TEMP_FAILURE_RETRY is defined by some, but not all, versions of
 * <unistd.h>. (Alas, it is not as standard as we'd hoped!) So, if it's