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* sigproc.cc (sigCONT): Define.

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* sigproc.h (sigCONT): Declare.
(wait_sig): Create sigCONT event here.
* exceptions.cc (sig_handle_tty_stop): Wait for sigCONT event rather than
stopping thread.
(sig_handle): Set sigCONT event as appropriate on SIGCONT rather than calling
ResumeThread.
This commit is contained in:
Christopher Faylor
2002-08-18 04:13:57 +00:00
parent a80add95d9
commit 0428827b0e
5 changed files with 32 additions and 16 deletions
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20
winsup/cygwin/sigproc.cc
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@@ -80,34 +80,35 @@ HANDLE NO_COPY signal_arrived; // Event signaled when a signal has
Static DWORD proc_loop_wait = 1000; // Wait for subprocesses to exit
Static DWORD sig_loop_wait = INFINITE; // Wait for signals to arrive
Static HANDLE sigcatch_nonmain = NULL; // The semaphore signaled when
Static HANDLE sigcatch_nonmain; // The semaphore signaled when
// signals are available for
// processing from non-main thread
Static HANDLE sigcatch_main = NULL; // Signalled when main thread sends a
Static HANDLE sigcatch_main; // Signalled when main thread sends a
// signal
Static HANDLE sigcatch_nosync = NULL; // Signal wait_sig to scan sigtodo
Static HANDLE sigcatch_nosync; // Signal wait_sig to scan sigtodo
// but not to bother with any
// synchronization
Static HANDLE sigcomplete_main = NULL; // Event signaled when a signal has
Static HANDLE sigcomplete_main; // Event signaled when a signal has
// finished processing for the main
// thread
Static HANDLE sigcomplete_nonmain = NULL;// Semaphore raised for non-main
Static HANDLE sigcomplete_nonmain; // Semaphore raised for non-main
// threads when a signal has finished
// processing
HANDLE NO_COPY sigCONT; // Used to "STOP" a process
Static cygthread *hwait_sig; // Handle of wait_sig thread
Static cygthread *hwait_subproc; // Handle of sig_subproc thread
Static HANDLE wait_sig_inited = NULL; // Control synchronization of
Static HANDLE wait_sig_inited; // Control synchronization of
// message queue startup
/* Used by WaitForMultipleObjects. These are handles to child processes.
*/
Static HANDLE events[PSIZE + 1] = {0}; // All my children's handles++
Static HANDLE events[PSIZE + 1]; // All my children's handles++
#define hchildren (events + 1) // Where the children handles begin
Static char cpchildren[PSIZE * sizeof (pinfo)]; // All my children info
Static int nchildren = 0; // Number of active children
Static int nchildren; // Number of active children
Static char czombies[NZOMBIES * sizeof (pinfo)]; // All my deceased children info
Static int nzombies = 0; // Number of deceased children
Static int nzombies; // Number of deceased children
#define pchildren ((pinfo *) cpchildren)
#define zombies ((pinfo *) czombies)
@@ -1048,6 +1049,7 @@ wait_sig (VOID *self)
sigcomplete_nonmain = CreateSemaphore (&sec_none_nih, 0, MAXLONG, NULL);
sigcomplete_main = CreateEvent (&sec_none_nih, FALSE, FALSE, NULL);
sigproc_printf ("sigcatch_nonmain %p, sigcatch_main %p", sigcatch_nonmain, sigcatch_main);
sigCONT = CreateEvent (&sec_none_nih, FALSE, FALSE, NULL);
/* Setting dwProcessId flags that this process is now capable of receiving
* signals. Prior to this, dwProcessId was set to the windows pid of