Sat May 4 05:44:25 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>

	* hurd/hurd-raise.c (_hurd_raise_signal): Pass sigcode in msg_sig_post
	rpc.

	* hurd/hurdmsg.c (_S_msg_set_environment): Use argz.h functions
	instead of _hurd_split_args.
	(_S_msg_*_exec_flags): Functions removed.
	(_S_msg_startup_dosync): Stub removed.

Sat May  4 02:11:55 1996  Roland McGrath  <roland@delasyd.gnu.ai.mit.edu>

	* sysdeps/mach/hurd/ptrace.c: Set _hurdsig_traced instead of
	EXEC_TRACED bit in _hurd_exec_flags.
	Pass sigcode arg in msg_sig_post_untraced rpc.

	* sysdeps/mach/hurd/access.c: Don't pass io port in
	auth_user_authenticate rpc.

	* posix/sched.h: Fix typos.

	* sysdeps/mach/hurd/fork.c: Use new critical section lock.
	Clear _hurdsig_traced instead of EXEC_TRACED.

	* sysdeps/stub/nanosleep.c (nanosleep): Fix typo.

	* wcsmbs/wcstol.c: Find strtol.c in ../stdlib.
	* wcsmbs/wcstof.c: Find strtod.c in ../stdlib.
	* wcsmbs/wcstod.c: Likewise.
	* wcsmbs/wcstold.c: Likewise.

	* wcsmbs/wcwidth.h: Find cname-lookup.h in ../wctype.

	* string/envz.c (envz_entry): Use const.
	(envz_get, envz_remove): Likewise.
	(envz_entry): Return char *, not const char *.

	* string/envz.h: Fix decl.

	* string/argz-create.c: Use const in prototype.
	* string/argz-next.c: Likewise.

	* sysdeps/mach/hurd/sigprocmask.c: Pass sigcode arg to msg_sig_post.
	* sysdeps/mach/hurd/i386/sigreturn.c: Likewise.
	* sysdeps/mach/hurd/sigsuspend.c: Likewise.
	* sysdeps/mach/hurd/kill.c: Likewise.

	* hurd/hurdexec.c (_hurd_exec): Use new critical section lock.
	* hurd/catch-exc.c (_S_catch_exception_raise): Likewise.
	* hurd/sigunwind.c (_hurdsig_longjmp_from_handler): Likewise.
	* hurd/thread-cancel.c (hurd_thread_cancel, hurd_check_cancel):
	Likewise.
	* sysdeps/mach/hurd/jmp-unwind.c (_longjmp_unwind): Likewise.
	* sysdeps/mach/hurd/sigaction.c: Likewise.

	* sysdeps/mach/hurd/errnos.awk: Don't use ARGV in comment; it can
	change meaninglessly.

	* hurd/hurd/signal.h (struct hurd_sigstate): Replace critical section
 	flag with a spin lock.
	(_hurd_critical_section_lock): Use spin_try_lock on that to see if we
 	get it.  No need to take SS->lock at all.
	(_hurd_critical_section_unlock): Unlock SS->critical_section_lock
	instead of clearing the old flag member.
	* hurd/hurdsig.c (_hurd_internal_post_signal): Use spin_lock_locked to
	test the critical section state.

	* hurd/hurdinit.c (_hurd_init): Set _hurdsig_traced from the intarray.

	* hurd/hurdkill.c (_hurd_sig_post): Pass 0 sigcode in msg_sig_post.

	* hurd/hurdsig.c (_hurd_internal_post_signal): Test _hurdsig_traced
 	instead of testing (_hurd_exec_flags & EXEC_TRACED).
	(_S_msg_sig_post): Take sigcode arg and pass it through.
	(_S_msg_sig_post_untraced): Likewise.
	(reauth_proc): Don't pass proc port in auth_user_authenticate.

	* hurd/setauth.c (_hurd_setauth): Don't pass object ports in
	auth_user_authenticate RPCs, just the one-off rendezvous port.
	* hurd/dtable.c (reauth_dtable): Likewise.
	* hurd/hurdlookup.c (__hurd_file_name_lookup_retry): Likewise.

	* hurd/hurdexec.c (_hurd_exec): Pass 0 flags to file_exec.
	Pass sigcode arg to msg_sig_post.

	* string/argz.h (argz_create): Use const in prototype.

	* hurd/hurdinit.c (_hurd_proc_init): Test _hurdsig_traced instead of
	testing (_hurd_exec_flags & EXEC_TRACED).
	Pass sigcode arg to msg_sig_post.

	* hurd/hurd.h: Declare _hurdsig_traced.

	* string/argz.h (__argz_next): Cast ENTRY before returning it.

	* hurd/hurd/signal.h (_hurd_critical_section_unlock): Pass sigcode arg
	to msg_sig_post.

	* hurd/path-lookup.c: New file.
	* hurd/Makefile (routines): Add path-lookup.
	* hurd/hurd/lookup.h: Declare file_name_path_scan,
	hurd_file_name_path_lookup.
	* hurd/hurd.h: Declare file_name_path_lookup.

	* sysdeps/mach/hurd/select.c: The io_select rpc no longer has a TAG_ID
	argument.  Instead, use a separate reply port for each RPC and put them
	all in a port set to wait for slow replies.

1 files changed, 8 insertions, 16 deletions

diff --git a/sysdeps/mach/hurd/ptrace.c b/sysdeps/mach/hurd/ptrace.c
index f68d3b41ed..24cf9469d5 100644
--- a/sysdeps/mach/hurd/ptrace.c
+++ b/sysdeps/mach/hurd/ptrace.c
@@ -1,5 +1,5 @@
 /* Process tracing interface `ptrace' for GNU Hurd.
-Copyright (C) 1991, 1992, 1993, 1995 Free Software Foundation, Inc.
+Copyright (C) 1991, 1992, 1993, 1995, 1996 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
@@ -93,7 +93,7 @@ ptrace (enum __ptrace_request request, ... )
     {
     case PTRACE_TRACEME:
       /* Make this process be traced.  */
-      _hurd_exec_flags |= EXEC_TRACED;
+      __sigfillset (&_hurdsig_traced);
       __USEPORT (PROC, __proc_mark_traced (port));
       break;
 
@@ -144,7 +144,7 @@ ptrace (enum __ptrace_request request, ... )
 	      /* Tell the process to take the signal (or just resume if 0).  */
 	      err = HURD_MSGPORT_RPC
 		(__USEPORT (PROC, __proc_getmsgport (port, pid, &msgport)),
-		 0, 0, __msg_sig_post_untraced (msgport, data, task));
+		 0, 0, __msg_sig_post_untraced (msgport, data, 0, task));
 	  }
 	__mach_port_deallocate (__mach_task_self (), task);
 	return err ? __hurd_fail (err) : 0;
@@ -178,25 +178,17 @@ ptrace (enum __ptrace_request request, ... )
 	err = __USEPORT (PROC, __proc_getmsgport (port, pid, &msgport));
 	if (! err)
 	  {
-	    err = (request == PTRACE_ATTACH ?
-		   __msg_set_some_exec_flags :
-		   __msg_clear_some_exec_flags) (msgport, task, EXEC_TRACED);
-#ifdef notyet			/* XXX */
-	    if (! err)
-	      /* Request (or request an end to) SIGCHLD notification
-		 when PID stops or dies, and proc_wait working on PID.  */
-	      err = __USEPORT (PROC,
-			       __proc_trace_pid (port, pid,
-						 request == PTRACE_ATTACH));
-#endif
+	    err = __msg_set_init_int (msgport, task, INIT_TRACEMASK,
+				      request == PTRACE_DETACH ? 0 :
+				      ~(sigset_t) 0);
 	    if (! err)
 	      {
 		if (request == PTRACE_ATTACH)
 		  /* Now stop the process.  */
-		  err = __msg_sig_post (msgport, SIGSTOP, task);
+		  err = __msg_sig_post (msgport, SIGSTOP, 0, task);
 		else
 		  /* Resume the process from tracing stop.  */
-		  err = __msg_sig_post_untraced (msgport, 0, task);
+		  err = __msg_sig_post_untraced (msgport, 0, 0, task);
 	      }
 	    __mach_port_deallocate (__mach_task_self (), msgport);
 	  }