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* DevNotes: Add entry cgf-000011.

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* fhandler.h (fhandler_base::refcnt): Delete.
(fhandler_base::inc_refcnt): New function.
(fhandler_base::dec_refcnt): New function.
* cygheap.h (cygheap_fdnew::~cygheap_fdnew): Accommodate split of refcnt to
inc_refcnt/dec_refcnt.
(cygheap_fdget::cygheap_fdget): Ditto.
(cygheap_fdget::~cygheap_fdget::cygheap_fdget): Ditto.
* dtable.cc (dtable::release): Ditto.
(cygwin_attach_handle_to_fd): Ditto.
(dtable::init_std_file_from_handle): Ditto.
(dtable::dup3): On success, return with fdtab locked.
* dtable.h (dtable): Add dup_finish as a friend.
* syscalls.cc (dup_finish): Define new function.  Increment refcnt while fdtab
is locked.
(dup2): Use common dup_finish() to perform dup operation.
(dup3): Ditto.
This commit is contained in:
Christopher Faylor
2012-06-03 18:02:45 +00:00
parent ff80d22a7c
commit 3143cb7c00
7 changed files with 74 additions and 20 deletions
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winsup/cygwin/dtable.h
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@ -89,6 +89,7 @@ public:
void fixup_before_fork (DWORD win_proc_id);
friend void dtable_init ();
friend void __stdcall close_all_files (bool);
friend int dup_finish (int, int, int);
friend class fhandler_disk_file;
friend class cygheap_fdmanip;
friend class cygheap_fdget;