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Add fork handlers, based on pthread_atfork

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Only for Unix platforms

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3754)
This commit is contained in:
Rich Salz 2017-06-22 14:00:06 -04:00
parent 5ee407460b
commit 2915fe19a6
9 changed files with 123 additions and 1 deletions
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10
crypto/threads_pthread.c
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@ -8,6 +8,7 @@
*/
#include <openssl/crypto.h>
#include <internal/cryptlib.h>
#if defined(OPENSSL_THREADS) && !defined(CRYPTO_TDEBUG) && !defined(OPENSSL_SYS_WINDOWS)
@ -168,4 +169,13 @@ int CRYPTO_atomic_add(int *val, int amount, int *ret, CRYPTO_RWLOCK *lock)
return 1;
}
int openssl_init_fork_handlers(void)
{
# ifdef OPENSSL_SYS_UNIX
if (pthread_atfork(OPENSSL_fork_prepare,
OPENSSL_fork_parent, OPENSSL_fork_child) == 0)
return 1;
# endif
return 0;
}
#endif