29 lines
734 B
Diff
29 lines
734 B
Diff
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diff -up man-pages-3.30/man2/open.2.pom man-pages-3.30/man2/open.2
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--- man-pages-3.30/man2/open.2.pom 2010-11-01 15:55:38.000000000 +0100
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+++ man-pages-3.30/man2/open.2 2010-11-11 12:26:16.000000000 +0100
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@@ -319,11 +319,21 @@ and
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already exists, then
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.BR open ()
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will fail.
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-The behavior of
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+On Linux (on kernel 2.6 or later)
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.B O_EXCL
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-is undefined if
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+can be used in
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+.BR open ()
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+without
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.B O_CREAT
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-is not specified.
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+if the
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+.I pathname
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+is a block device.
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+If the block device is in use by the system (mounted etc)
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+.BR open ()
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+will fail with
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+.B EBUSY.
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+Otherwise the behavior is undefined.
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+
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When these two flags are specified, symbolic links are not followed:
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.\" POSIX.1-2001 explicitly requires this behavior.
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