From b8c8fa178681ad7596e5d4217735e7ec948dc7a7 Mon Sep 17 00:00:00 2001
From: Christopher Faylor <me@cgf.cx>
Date: Mon, 19 Mar 2001 22:48:26 +0000
Subject: [PATCH] * exceptions.cc (interruptible): Update debugging output.
 (setup_handler): Ensure that wait_sig loop wakes up when we punt on sending a
 signal. * poll.cc (poll): Add signal guard here.

---
 winsup/cygwin/ChangeLog     | 7 +++++++
 winsup/cygwin/exceptions.cc | 8 ++++----
 winsup/cygwin/poll.cc       | 2 ++
 winsup/cygwin/thread.h      | 2 +-
 4 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 3270764f7..5ba445c97 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,10 @@
+Mon Mar 19 17:43:29 2001  Christopher Faylor <cgf@cygnus.com>
+
+	* exceptions.cc (interruptible): Update debugging output.
+	(setup_handler): Ensure that wait_sig loop wakes up when we punt on
+	sending a signal.
+	* poll.cc (poll): Add signal guard here.
+
 2001-03-19  Egor Duda  <deo@logos-m.ru>
 
 	* tty.h (tty::create_inuse): Add new parameter to allow non-
diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc
index c0d88a815..0c138ef50 100644
--- a/winsup/cygwin/exceptions.cc
+++ b/winsup/cygwin/exceptions.cc
@@ -640,10 +640,8 @@ interruptible (DWORD pc, int testvalid = 0)
   else
     res = !strncasematch (windows_system_directory, checkdir,
 			  windows_system_directory_length);
-  minimal_printf ("h %p", h);
 # undef h
-
-  minimal_printf ("interruptible %d", res);
+  sigproc_printf ("h %p, interruptible %d", res);
   return res;
 }
 
@@ -856,11 +854,13 @@ setup_handler (int sig, void *handler, struct sigaction& siga)
 	break;
     }
 
-set_pending:
+ set_pending:
   if (!interrupted)
     {
       pending_signals = 1;	/* FIXME: Probably need to be more tricky here */
       sig_set_pending (sig);
+      sig_dispatch_pending (1);
+      Sleep (0);		/* Hopefully, other process will be waking up soon. */
       sigproc_printf ("couldn't send signal %d", sig);
     }
   else
diff --git a/winsup/cygwin/poll.cc b/winsup/cygwin/poll.cc
index d55b2af32..f3c9ef6d7 100644
--- a/winsup/cygwin/poll.cc
+++ b/winsup/cygwin/poll.cc
@@ -15,6 +15,7 @@
 #include "fhandler.h"
 #include "dtable.h"
 #include "cygerrno.h"
+#include "sigproc.h"
 
 extern "C"
 int
@@ -23,6 +24,7 @@ poll (struct pollfd *fds, unsigned int nfds, int timeout)
   int max_fd = 0;
   fd_set *open_fds, *read_fds, *write_fds, *except_fds;
   struct timeval tv = { timeout / 1000, (timeout % 1000) * 1000 };
+  sigframe thisframe (mainthread);
 
   for (unsigned int i = 0; i < nfds; ++i)
     if (fds[i].fd > max_fd)
diff --git a/winsup/cygwin/thread.h b/winsup/cygwin/thread.h
index d7a298514..18cb3c304 100644
--- a/winsup/cygwin/thread.h
+++ b/winsup/cygwin/thread.h
@@ -238,7 +238,7 @@ public:
   SemaphoreItem *GetSemaphore (sem_t * t);
 
   // Condition functions
-  CondItem *CreateCond (pthread_cond_t *, const pthread_condattr_t *); 
+  CondItem *CreateCond (pthread_cond_t *, const pthread_condattr_t *);
   CondItem *GetCond (pthread_cond_t *);
 
 private: