18 lines
861 B
Diff
18 lines
861 B
Diff
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diff -up man-pages-3.59/man2/close.2.orig man-pages-3.59/man2/close.2
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--- man-pages-3.59/man2/close.2.orig 2014-02-16 08:33:52.000000000 +0100
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+++ man-pages-3.59/man2/close.2 2014-02-18 13:49:27.685917162 +0100
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@@ -120,6 +120,13 @@ other threads in the same process.
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Since a file descriptor may be reused,
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there are some obscure race conditions
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that may cause unintended side effects.
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+.PP
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+When dealing with sockets, you have to be sure that there is no
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+.BR recv (2)
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+still blocking on it on another thread, otherwise it might block forever,
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+since no more messages will be send via the socket. Be sure to use
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+.BR shutdown (2)
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+to shut down all parts the connection before closing the socket.
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.\" Date: Tue, 4 Sep 2007 13:57:35 +0200
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.\" From: Fredrik Noring <noring@nocrew.org>
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.\" One such race involves signals and ERESTARTSYS. If a file descriptor
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