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Throughout, revert ill-conceived replacement of hMainThread with 

GetCurrentThread/NtCurrentThread.
	* dcrt0.cc (dll_crt0_0): Duplicate main thread handle to hMainThread
	again.
This commit is contained in:
Corinna Vinschen 2009-12-21 09:38:25 +00:00
parent 57a2873a5d
commit 1b71ce005c
5 changed files with 17 additions and 3 deletions
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7
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,10 @@
2009-12-21 Corinna Vinschen <corinna@vinschen.de>
Throughout, revert ill-conceived replacement of hMainThread with
GetCurrentThread/NtCurrentThread.
* dcrt0.cc (dll_crt0_0): Duplicate main thread handle to hMainThread
again.
2009-12-19 Corinna Vinschen <corinna@vinschen.de>
* fhandler_console.cc (__vt100_conv): Minor formatting change.

6
winsup/cygwin/dcrt0.cc
View File

@ -695,6 +695,10 @@ dll_crt0_0 ()
user_data->impure_ptr = _impure_ptr;
user_data->impure_ptr_ptr = &_impure_ptr;
DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
GetCurrentProcess (), &hMainThread,
0, false, DUPLICATE_SAME_ACCESS);
OpenProcessToken (GetCurrentProcess (), MAXIMUM_ALLOWED, &hProcToken);
set_cygwin_privileges (hProcToken);
@ -781,6 +785,8 @@ dll_crt0_1 (void *)
small_printf ("cmalloc returns %p\n", cmalloc (HEAP_STR, n));
#endif
ProtectHandle (hMainThread);
cygheap->cwd.init ();
/* Initialize pthread mainthread when not forked and it is safe to call new,

4
winsup/cygwin/exceptions.cc
View File

@ -484,7 +484,7 @@ _cygtls::handle_exceptions (EXCEPTION_RECORD *e, exception_list *frame, CONTEXT
if (debugging && ++debugging < 500000)
{
SetThreadPriority (GetCurrentThread (), THREAD_PRIORITY_NORMAL);
SetThreadPriority (hMainThread, THREAD_PRIORITY_NORMAL);
return 0;
}
@ -1307,7 +1307,7 @@ exit_sig:
{
CONTEXT c;
c.ContextFlags = CONTEXT_FULL;
GetThreadContext (GetCurrentThread (), &c);
GetThreadContext (hMainThread, &c);
use_tls->copy_context (&c);
si.si_signo |= 0x80;
}

1
winsup/cygwin/globals.cc
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@ -18,6 +18,7 @@ details. */
#include <malloc.h>
#include <cygwin/version.h>
HANDLE NO_COPY hMainThread;
HANDLE NO_COPY hProcToken;
HANDLE NO_COPY hProcImpToken;
HMODULE NO_COPY cygwin_hmodule;

2
winsup/cygwin/miscfuncs.cc
View File

@ -253,7 +253,7 @@ low_priority_sleep (DWORD secs)
if (GetCurrentThreadId () == cygthread::main_thread_id)
new_prio = THREAD_PRIORITY_LOWEST;
else
new_prio = GetThreadPriority (GetCurrentThread ());
new_prio = GetThreadPriority (hMainThread);
if (curr_prio != new_prio)
/* Force any threads in normal priority to be scheduled */