Fri Nov 17 17:57:00 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>cvs/libc-951119cvs/libc-951118

	* sysdeps/generic/Makefile (make_siglist): Add missing backslash.

	* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start_cleanup): New
	function.

	* hurd/hurdfault.c: Replace __libc_fatal calls with assert_perror.
	(_hurdsig_fault_init): Remove #if 0 from setting exception port.
	Insert send right for SIGEXC before thread_set_special_port.
	* hurd/hurdsig.c: Replace __libc_fatal calls with assert_perror.
	(_hurdsig_init): Remove #if 0 from setting exception port.

	* sysdeps/mach/hurd/ptrace.c (ptrace: PTRACE_CONT): Use
	HURD_MSGPORT_RPC macro.

2 files changed, 42 insertions, 41 deletions

diff --git a/hurd/hurdfault.c b/hurd/hurdfault.c
index e8b54660b9..e1f8c19acc 100644
--- a/hurd/hurdfault.c
+++ b/hurd/hurdfault.c
@@ -1,5 +1,5 @@
 /* Handle faults in the signal thread.
-Copyright (C) 1994 Free Software Foundation, Inc.
+Copyright (C) 1994, 1995 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -114,30 +114,33 @@ _hurdsig_fault_init (void)
   struct machine_thread_state state;
   mach_port_t sigexc;
 
-  if (err = __mach_port_allocate (__mach_task_self (),
-				  MACH_PORT_RIGHT_RECEIVE, &sigexc))
-    __libc_fatal ("hurd: Can't create receive right for signal thread exc\n");
-  if (err = __mach_port_allocate (__mach_task_self (),
-				  MACH_PORT_RIGHT_RECEIVE, &forward_sigexc))
-    __libc_fatal ("hurd: Can't create receive right for signal thread exc\n");
+  err = __mach_port_allocate (__mach_task_self (),
+			      MACH_PORT_RIGHT_RECEIVE, &sigexc);
+  assert_perror (err);
+  err = __mach_port_allocate (__mach_task_self (),
+			      MACH_PORT_RIGHT_RECEIVE, &forward_sigexc);
+  assert_perror (err);
+
+  err = __mach_port_insert_right (__mach_task_self (),
+				  sigexc, MACH_MSG_TYPE_MAKE_SEND);
+  assert_perror (err);
+  err = __thread_set_special_port (_hurd_msgport_thread,
+				   THREAD_EXCEPTION_PORT, sigexc);
+  __mach_port_deallocate (__mach_task_self (), sigexc);
+  assert_perror (err);
 
   memset (&state, 0, sizeof state);
   MACHINE_THREAD_STATE_SET_PC (&state, faulted);
   MACHINE_THREAD_STATE_SET_SP (&state, faultstack, sizeof faultstack);
 
-#if 0				/* Don't confuse gdb.  */
-  __thread_set_special_port (_hurd_msgport_thread,
-			     THREAD_EXCEPTION_PORT, sigexc);
-#endif
-
-  if (err = __USEPORT
-      (PROC,
-       __proc_handle_exceptions (port,
-				 sigexc,
-				 forward_sigexc, MACH_MSG_TYPE_MAKE_SEND,
-				 MACHINE_THREAD_STATE_FLAVOR,
-				 (natural_t *) &state,
-				 MACHINE_THREAD_STATE_COUNT)))
-    __libc_fatal ("hurd: proc won't handle signal thread exceptions\n");
+  err = __USEPORT
+    (PROC,
+     __proc_handle_exceptions (port,
+			       sigexc,
+			       forward_sigexc, MACH_MSG_TYPE_MAKE_SEND,
+			       MACHINE_THREAD_STATE_FLAVOR,
+			       (natural_t *) &state,
+			       MACHINE_THREAD_STATE_COUNT));
+  assert_perror (err);
 }
 
diff --git a/hurd/hurdsig.c b/hurd/hurdsig.c
index 68be2e9bd0..13ffb71822 100644
--- a/hurd/hurdsig.c
+++ b/hurd/hurdsig.c
@@ -1113,17 +1113,17 @@ _hurdsig_init (void)
 
   __mutex_init (&_hurd_siglock);
 
-  if (err = __mach_port_allocate (__mach_task_self (),
-				  MACH_PORT_RIGHT_RECEIVE,
-				  &_hurd_msgport))
-    __libc_fatal ("hurd: Can't create message port receive right\n");
+  err = __mach_port_allocate (__mach_task_self (),
+			      MACH_PORT_RIGHT_RECEIVE,
+			      &_hurd_msgport);
+  assert_perror (err);
 
   /* Make a send right to the signal port.  */
-  if (err = __mach_port_insert_right (__mach_task_self (),
-				      _hurd_msgport,
-				      _hurd_msgport,
-				      MACH_MSG_TYPE_MAKE_SEND))
-    __libc_fatal ("hurd: Can't create send right to message port\n");
+  err = __mach_port_insert_right (__mach_task_self (),
+				  _hurd_msgport,
+				  _hurd_msgport,
+				  MACH_MSG_TYPE_MAKE_SEND);
+  assert_perror (err);
 
   /* Set the default thread to receive task-global signals
      to this one, the main (first) user thread.  */
@@ -1131,15 +1131,15 @@ _hurdsig_init (void)
 
   /* Start the signal thread listening on the message port.  */
 
-  if (err = __thread_create (__mach_task_self (), &_hurd_msgport_thread))
-    __libc_fatal ("hurd: Can't create signal thread\n");
+  err = __thread_create (__mach_task_self (), &_hurd_msgport_thread);
+  assert_perror (err);
 
   stacksize = __vm_page_size * 4; /* Small stack for signal thread.  */
-  if (err = __mach_setup_thread (__mach_task_self (), _hurd_msgport_thread,
-				 _hurd_msgport_receive,
-				 (vm_address_t *) &__hurd_sigthread_stack_base,
-				 &stacksize))
-    __libc_fatal ("hurd: Can't setup signal thread\n");
+  err = __mach_setup_thread (__mach_task_self (), _hurd_msgport_thread,
+			     _hurd_msgport_receive,
+			     (vm_address_t *) &__hurd_sigthread_stack_base,
+			     &stacksize);
+  assert_perror (err);
 
   __hurd_sigthread_stack_end = __hurd_sigthread_stack_base + stacksize;
   __hurd_sigthread_variables =
@@ -1151,14 +1151,12 @@ _hurdsig_init (void)
      variable for the cached reply port.  */
   __mig_init ((void *) __hurd_sigthread_stack_base);
 
-  if (err = __thread_resume (_hurd_msgport_thread))
-    __libc_fatal ("hurd: Can't resume signal thread\n");
+  err = __thread_resume (_hurd_msgport_thread);
+  assert_perror (err);
 
-#if 0				/* Don't confuse poor gdb.  */
   /* Receive exceptions on the signal port.  */
   __task_set_special_port (__mach_task_self (),
 			   TASK_EXCEPTION_PORT, _hurd_msgport);
-#endif
 }
 				/* XXXX */
 /* Reauthenticate with the proc server.  */