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authorChristopher Faylor <me@cgf.cx>2011-11-26 23:14:22 +0400
committerChristopher Faylor <me@cgf.cx>2011-11-26 23:14:22 +0400
commit4ab568c60c33a8e0a74a9aa58bcaf15811ba860b (patch)
tree00aff9e83304514d53733d8b165eeba43d2e0aea /winsup/cygwin/exceptions.cc
parent1d04c4c6c36f307f79a5617bc62e1a766ce01355 (diff)
* exceptions.cc (stackdump): Make global.
(signal_exit): Move to sigproc.cc. * sigproc.cc (signal_exit): Move here. Declare stackdump extern. Set my_sendsig to indicate that signals are no longer available. (my_readsig): Make Static again. (sig_send): Interpret ERROR_BROKEN_PIPE as ESRCH. Remove special-case EACCESS errno setting, just setting errno generally, even for "its_me" case.
Diffstat (limited to 'winsup/cygwin/exceptions.cc')
-rw-r--r--winsup/cygwin/exceptions.cc44
1 files changed, 1 insertions, 43 deletions
diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc
index b84a9fb35..5e6137ffd 100644
--- a/winsup/cygwin/exceptions.cc
+++ b/winsup/cygwin/exceptions.cc
@@ -279,7 +279,7 @@ stack_info::walk ()
return 1;
}
-static void
+void
stackdump (DWORD ebp, int open_file, bool isexception)
{
static bool already_dumped;
@@ -1310,48 +1310,6 @@ exit_sig:
use_tls->signal_exit (si.si_signo); /* never returns */
}
-/* Cover function to `do_exit' to handle exiting even in presence of more
- exceptions. We used to call exit, but a SIGSEGV shouldn't cause atexit
- routines to run. */
-void
-_cygtls::signal_exit (int rc)
-{
- extern HANDLE my_readsig;
- ForceCloseHandle (my_readsig); /* Disallow further signal sends */
- SetEvent (signal_arrived); /* Avoid potential deadlock with proc_lock */
-
- if (rc == SIGQUIT || rc == SIGABRT)
- {
- CONTEXT c;
- c.ContextFlags = CONTEXT_FULL;
- GetThreadContext (hMainThread, &c);
- copy_context (&c);
- if (cygheap->rlim_core > 0UL)
- rc |= 0x80;
- }
-
- if (have_execed)
- {
- sigproc_printf ("terminating captive process");
- TerminateProcess (ch_spawn, sigExeced = rc);
- }
-
- signal_debugger (rc & 0x7f);
- if ((rc & 0x80) && !try_to_debug ())
- stackdump (thread_context.ebp, 1, 1);
-
- lock_process until_exit (true);
- if (have_execed || exit_state > ES_PROCESS_LOCKED)
- myself.exit (rc);
-
- /* Starve other threads in a vain attempt to stop them from doing something
- stupid. */
- SetThreadPriority (GetCurrentThread (), THREAD_PRIORITY_TIME_CRITICAL);
-
- sigproc_printf ("about to call do_exit (%x)", rc);
- do_exit (rc);
-}
-
void
events_init ()
{