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ITS#8505 Protect parent from fork()-pthread_exit()

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This commit is contained in:
Hallvard Furuseth 2016-09-27 07:03:40 +02:00
parent eb1a307e4a
commit 6e81d4071b
1 changed files with 5 additions and 1 deletions
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4
libraries/liblmdb/mdb.c
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@ -4429,6 +4429,10 @@ mdb_env_reader_dest(void *ptr)
{ {
MDB_reader *reader = ptr; MDB_reader *reader = ptr;
#ifndef _WIN32
if (reader->mr_pid == getpid()) /* catch pthread_exit() in child process */
#endif
/* We omit the mutex, so do this atomically (i.e. skip mr_txnid) */
reader->mr_pid = 0; reader->mr_pid = 0;
} }