tree b4fdecc954d12fcf6568b820c6be7c8a3f0a79f8
parent bf762186c6acddd4937855da495e08ea4204979b
author David Benjamin <davidben@chromium.org> 1447951186 -0500
committer Adam Langley <agl@google.com> 1447956322 +0000

Make CRYPTO_library_init use a CRYPTO_once_t.

Initialization by multiple consumers on ARM is still problematic due to
CRYPTO_set_NEON_{capable,functional}, until we reimplement that in-library, but
if that is called before the first CRYPTO_library_init, this change makes it
safe.

BUG=556462

Change-Id: I5845d09cca909bace8293ba7adf09a3bd0d4f943
Reviewed-on: https://boringssl-review.googlesource.com/6519
Reviewed-by: Adam Langley <agl@google.com>