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* bsd_mutex.cc (_msleep): Handle PCATCH using signal_arrived event.

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* client.cc: Include sigproc.h.
        * msg.cc (client_request_msg::serve): Accomodate third parameter to
        process::process.
        * sem.cc (client_request_sem::serve): Ditto.
        * shm.cc (client_request_shm::serve): Ditto.
        * process.cc (process::process): Duplicate signal_arrived into
        Cygserver process space.
        (process::~process): Close _signal_arrived handle.
        (process_cache::process): Add signal_arrived handling.
        * process.h (process::process): Add signal_arrived parameter.
        (process:signal_arrived): New read accessor.
        (process:_signal_arrived): New member.
        (process_cache::process): Add signal_arrived parameter.
This commit is contained in:
Corinna Vinschen
2004-02-06 16:25:58 +00:00
parent 2a566ac3ef
commit 373a036f7b
8 changed files with 57 additions and 12 deletions
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19
winsup/cygserver/process.cc
View File

@ -40,10 +40,11 @@ process_cleanup::process ()
/*****************************************************************************/
process::process (const pid_t cygpid, const DWORD winpid)
process::process (const pid_t cygpid, const DWORD winpid, HANDLE signal_arrived)
: _cygpid (cygpid),
_winpid (winpid),
_hProcess (NULL),
_signal_arrived (INVALID_HANDLE_VALUE),
_cleaning_up (false),
_exit_status (STILL_ACTIVE),
_routines_head (NULL),
@ -60,13 +61,22 @@ process::process (const pid_t cygpid, const DWORD winpid)
else
debug_printf ("got handle %p for new cache process %d(%lu)",
_hProcess, _cygpid, _winpid);
if (signal_arrived != INVALID_HANDLE_VALUE)
{
if (!DuplicateHandle (_hProcess, signal_arrived,
GetCurrentProcess (), &_signal_arrived,
0, FALSE, DUPLICATE_SAME_ACCESS))
system_printf ("error getting signal_arrived to server (%lu)",
GetLastError ());
}
InitializeCriticalSection (&_access);
}
process::~process ()
{
DeleteCriticalSection (&_access);
(void) CloseHandle (_hProcess);
CloseHandle (_signal_arrived);
CloseHandle (_hProcess);
}
/* No need to be thread-safe as this is only ever called by
@ -221,7 +231,8 @@ process_cache::~process_cache ()
* have been deleted once it has been unlocked.
*/
class process *
process_cache::process (const pid_t cygpid, const DWORD winpid)
process_cache::process (const pid_t cygpid, const DWORD winpid,
HANDLE signal_arrived)
{
/* TODO: make this more granular, so a search doesn't involve the
* write lock.
@ -243,7 +254,7 @@ process_cache::process (const pid_t cygpid, const DWORD winpid)
return NULL;
}
entry = new class process (cygpid, winpid);
entry = new class process (cygpid, winpid, signal_arrived);
if (!entry->is_active ())
{
LeaveCriticalSection (&_cache_write_access);