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* dtable.cc (dtable::find_unused_handle): When extending, always make sure that 

there is a NOFILE_INCR chunk following the free fd.
This commit is contained in:
Christopher Faylor 2013-12-04 17:55:17 +00:00
parent 6b5a341878
commit 9915ebec8a
2 changed files with 8 additions and 1 deletions
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5
winsup/cygwin/ChangeLog
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@ -1,3 +1,8 @@
2013-12-04 Christopher Faylor <me.cygwin2013@cgf.cx>
* dtable.cc (dtable::find_unused_handle): When extending, always make
sure that there is a NOFILE_INCR chunk following the free fd.
2013-12-03 Christopher Faylor <me.cygwin2013@cgf.cx>
* select.cc (select): Add workaround for, as yet undebugged,

4
winsup/cygwin/dtable.cc
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@ -223,7 +223,9 @@ dtable::delete_archetype (fhandler_base *fh)
int
dtable::find_unused_handle (size_t start)
{
size_t extendby = (start >= size) ? 1 + start - size : NOFILE_INCR;
/* When extending, always make sure that there is a NOFILE_INCR chunk
following the empty fd. */
size_t extendby = NOFILE_INCR + ((start >= size) ? 1 + start - size : 0);
/* This do loop should only ever execute twice. */
int res = -1;