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* miscfuncs.cc (low_priority_sleep): Correct thinko which caused SetPriority to

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be called unnecessarily.
* thread.cc (pthread::init_main_thread): Call new create_cancel_event function.
(pthread::precreate): Ditto.
(pthread::postcreate): Remove cancel_event creation.
(pthread::create_cancel_event): Define new function.
* thread.h (pthread::create_cancel_event): Declare new function.
This commit is contained in:
Christopher Faylor 2003-12-12 04:15:32 +00:00
parent 97cb9b9de4
commit c76d70d7c0
4 changed files with 34 additions and 15 deletions
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21
winsup/cygwin/ChangeLog
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@ -1,3 +1,14 @@
2003-12-11 Christopher Faylor <cgf@redhat.com>
* miscfuncs.cc (low_priority_sleep): Correct thinko which caused
SetPriority to be called unnecessarily.
* thread.cc (pthread::init_main_thread): Call new create_cancel_event
function.
(pthread::precreate): Ditto.
(pthread::postcreate): Remove cancel_event creation.
(pthread::create_cancel_event): Define new function.
* thread.h (pthread::create_cancel_event): Declare new function.
2003-12-11 Brian Ford <ford@vss.fsi.com>
* fhandler_serial.cc (fhandler_serial::tcflush): Simplify. Remove
@ -194,7 +205,7 @@
2003-12-03 Corinna Vinschen <corinna@vinschen.de>
* fhandler_disk_file.cc (fhandler_disk_file::lock): Use UINT32_MAX
instead of 0xffffffff. Accomodate Win 9x bug in evaluating length
instead of 0xffffffff. Accommodate Win 9x bug in evaluating length
of area to lock when given length is 0.
2003-12-03 Pierre Humblet <pierre.humblet@ieee.org>
@ -276,7 +287,7 @@
struct __flock64 *.
* fhandler_disk_file.cc (fhandler_disk_file::lock): Ditto. Rework
to be 64 bit aware.
* fhandler.h: Accomodate above method argument changes.
* fhandler.h: Accommodate above method argument changes.
* include/cygwin/types.h: Add struct __flock32 and __flock64.
Define struct flock according to setting of __CYGWIN_USE_BIG_TYPES__.
* include/cygwin/version.h: Bump API minor number.
@ -876,7 +887,7 @@
Use appropriate security attribute for process shared semaphores.
(semaphore::semaphore): New constructor for named semaphores.
(semaphore::~semaphore): Care for semaphore name.
(semaphore::_post): Accomodate failing ReleaseSemaphore. Use value
(semaphore::_post): Accommodate failing ReleaseSemaphore. Use value
returned by ReleaseSemaphore vor currentvalue.
(semaphore::_getvalue): New method.
(semaphore::_timedwait): Ditto.
@ -1612,7 +1623,7 @@
orig_gid to saved_psid, saved_uid and saved_gid respectively.
Rename methods orig_sid and set_orig_sid to saved_sid and set_saved_sid
respectively.
* sec_helper.cc (sec_acl): Accomodate above changes.
* sec_helper.cc (sec_acl): Accommodate above changes.
* spawn.cc (spawn_guts): Ditto.
* uinfo.cc (uinfo_init): Ditto.
@ -1972,7 +1983,7 @@
* mmap.cc: Restructure. Add, remove and rewrite comments throughout
for better readability. Change function names for better
understanding.
(MAP_SET): Accomodate name change from map_map_ to page_map_.
(MAP_SET): Accommodate name change from map_map_ to page_map_.
(MAP_CLR): Ditto.
(MAP_ISSET): Ditto.
(mmap_record::page_map_): Rename from page_map_.

2
winsup/cygwin/miscfuncs.cc
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@ -334,7 +334,7 @@ low_priority_sleep (DWORD secs)
SetThreadPriority (thisthread, new_prio);
Sleep (secs);
if (!staylow || curr_prio == new_prio)
if (!staylow && curr_prio != new_prio)
SetThreadPriority (thisthread, curr_prio);
}

25
winsup/cygwin/thread.cc
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@ -233,6 +233,7 @@ pthread::init_mainthread ()
0, FALSE, DUPLICATE_SAME_ACCESS))
thread->win32_obj_id = NULL;
thread->set_tls_self_pointer ();
(void) thread->create_cancel_event ();
thread->postcreate ();
}
@ -282,6 +283,19 @@ pthread::~pthread ()
threads.remove (this);
}
bool
pthread::create_cancel_event ()
{
cancel_event = ::CreateEvent (&sec_none_nih, TRUE, FALSE, NULL);
if (!cancel_event)
{
system_printf ("couldn't create cancel event for main thread, %E");
/* we need the event for correct behaviour */
return false;
}
return true;
}
void
pthread::precreate (pthread_attr *newattr)
{
@ -308,6 +322,8 @@ pthread::precreate (pthread_attr *newattr)
}
/* Change the mutex type to NORMAL to speed up mutex operations */
mutex.type = PTHREAD_MUTEX_NORMAL;
if (!create_cancel_event ())
magic = 0;
}
void
@ -340,15 +356,6 @@ pthread::create (void *(*func) (void *), pthread_attr *newattr,
void
pthread::postcreate ()
{
cancel_event = ::CreateEvent (&sec_none_nih, TRUE, FALSE, NULL);
if (!cancel_event)
{
system_printf ("couldn't create cancel event for main thread, %E");
/* we need the event for correct behaviour */
magic = 0;
return;
}
valid = true;
InterlockedIncrement (&MT_INTERFACE->threadcount);

1
winsup/cygwin/thread.h
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@ -545,6 +545,7 @@ private:
void precreate (pthread_attr *);
void postcreate ();
void set_tls_self_pointer ();
bool create_cancel_event ();
static pthread *get_tls_self_pointer ();
void cancel_self ();
DWORD get_thread_id ();