+25
-5
lines changedFilter options
+25
-5
lines changed Original file line number Diff line number Diff line change
@@ -112,11 +112,31 @@ int CEPoll::create(CEPollDesc** pout)
112 112
int localid = 0;
113 113 114 114
#ifdef LINUX
115 -
int flags = 0;
116 -
#if ENABLE_SOCK_CLOEXEC
117 -
flags |= EPOLL_CLOEXEC;
118 -
#endif
119 -
localid = epoll_create1(flags);
115 + 116 +
// NOTE: epoll_create1() and EPOLL_CLOEXEC were introduced in GLIBC-2.9.
117 +
// So earlier versions of GLIBC, must use epoll_create() and set
118 +
// FD_CLOEXEC on the file descriptor returned by it after the fact.
119 +
#if defined(EPOLL_CLOEXEC)
120 +
int flags = 0;
121 +
#if ENABLE_SOCK_CLOEXEC
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flags |= EPOLL_CLOEXEC;
123 +
#endif
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localid = epoll_create1(flags);
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#else
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localid = epoll_create(1);
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#if ENABLE_SOCK_CLOEXEC
128 +
if (localid != -1)
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{
130 +
int fdFlags = fcntl(localid, F_GETFD);
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if (fdFlags != -1)
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{
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fdFlags |= FD_CLOEXEC;
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fcntl(localid, F_SETFD, fdFlags);
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}
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}
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#endif
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#endif
139 + 120 140
/* Possible reasons of -1 error:
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EMFILE: The per-user limit on the number of epoll instances imposed by /proc/sys/fs/epoll/max_user_instances was encountered.
122 142
ENFILE: The system limit on the total number of open files has been reached.
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