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ITS#7377 Wrap fcntl F_SETLK in EINTR loop too.

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This can happen even on local filesystems.
This commit is contained in:
Hallvard Furuseth 2012-10-03 18:06:29 +02:00
parent ab3fea51dc
commit 38fb8e6eb1
1 changed files with 3 additions and 1 deletions
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4
libraries/libmdb/mdb.c
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@ -2806,7 +2806,9 @@ mdb_env_excl_lock(MDB_env *env, int *excl)
lock_info.l_whence = SEEK_SET;
lock_info.l_start = 0;
lock_info.l_len = 1;
if (!fcntl(env->me_lfd, F_SETLK, &lock_info)) {
while ((rc = fcntl(env->me_lfd, F_SETLK, &lock_info)) &&
(rc = ErrCode()) == EINTR) ;
if (!rc) {
*excl = 1;
} else
# ifdef MDB_USE_POSIX_SEM