2003-06-01 Andrew Cagney <cagney@redhat.com>

[deliverable/binutils-gdb.git] / gdb / infttrace.c

diff --git a/gdb/infttrace.c b/gdb/infttrace.c
index 7f0910f5711c83337181216402fad17c1f58f0b0..f86ab025ef69c6c28d7cf8267a25e38fdfe63b5c 100644 (file)
--- a/gdb/infttrace.c
+++ b/gdb/infttrace.c
@@ -1,6 +1,6 @@
 /* Low level Unix child interface to ttrace, for GDB when running under HP-UX.
    Copyright 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998,
-   1999, 2000, 2001
+   1999, 2000, 2001, 2003
    Free Software Foundation, Inc.
 
    This file is part of GDB.
@@ -27,6 +27,7 @@
 #include "gdb_string.h"
 #include "gdb_wait.h"
 #include "command.h"
+#include "gdbthread.h"
 
 /* We need pstat functionality so that we can get the exec file
    for a process we attach to.
@@ -2947,7 +2948,7 @@ ptrace_wait (ptid_t ptid, int *status)
    child_acknowledge_created_inferior.)
  */
 int
-parent_attach_all (void)
+parent_attach_all (int p1, PTRACE_ARG3_TYPE p2, int p3)
 {
   int tt_status;
 
@@ -3674,7 +3675,7 @@ call_ptrace (int pt_request, int gdb_tid, PTRACE_ARG3_TYPE addr, int data)
          there's no need for any "break" statements.
        */
     case PT_SETTRC:
-      return parent_attach_all ();
+      return parent_attach_all (0, 0, 0);
 
     case PT_RUREGS:
       tt_status = read_from_register_save_state (gdb_tid,
@@ -3951,7 +3952,7 @@ threads_continue_all_but_one (lwpid_t gdb_tid, int signal)
        * state.tts_flags & TTS_STATEMASK == TTS_WASSUSPENDED
        */
       if (debug_on)
-       if (state.tts_flags & TTS_STATEMASK != TTS_WASSUSPENDED)
+       if ((state.tts_flags & TTS_STATEMASK) != TTS_WASSUSPENDED)
          printf ("About to continue non-stopped thread %d\n", scan_tid);
 #endif
 
@@ -4085,7 +4086,7 @@ threads_continue_all_with_signals (lwpid_t gdb_tid, int signal)
 
 #ifdef THREAD_DEBUG
       if (debug_on)
-       if (state.tts_flags & TTS_STATEMASK != TTS_WASSUSPENDED)
+       if ((state.tts_flags & TTS_STATEMASK) != TTS_WASSUSPENDED)
          warning ("About to continue non-stopped thread %d\n", scan_tid);
 #endif
 
@@ -4523,7 +4524,15 @@ child_resume (ptid_t ptid, int step, enum target_signal signal)
         pending signal will be passed to the inferior.  interrupt.exp
         in the testsuite does this precise thing and fails due to the
         unwanted signal delivery to the inferior.  */
-      if (resume_all_threads)
+      /* drow/2002-12-05: However, note that we must use TT_PROC_CONTINUE
+        if we are tracing a vfork.  */
+      if (vfork_in_flight)
+       {
+         call_ttrace (TT_PROC_CONTINUE, tid, TT_NIL, TT_NIL, TT_NIL);
+         clear_all_handled ();
+         clear_all_stepping_mode ();
+       }
+      else if (resume_all_threads)
        {
 #ifdef THREAD_DEBUG
          if (debug_on)
@@ -5042,9 +5051,7 @@ pre_fork_inferior (void)
     }
 }
 
-/* Called via #define REQUIRE_ATTACH from inftarg.c,
- * ultimately from "follow_inferior_fork" in infrun.c,
- * itself called from "resume".
+/* Called from child_follow_fork in hppah-nat.c.
  *
  * This seems to be intended to attach after a fork or
  * vfork, while "attach" is used to attach to a pid
@@ -5372,8 +5379,7 @@ hppa_insert_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len, int type)
    watchpoints.
  */
 int
-hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len,
-                          enum bptype type)
+hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len, int type)
 {
   CORE_ADDR page_start;
   int dictionary_is_empty;
@@ -5433,7 +5439,7 @@ hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len,
    hardware support.
  */
 int
-hppa_can_use_hw_watchpoint (enum bptype type, int cnt, enum bptype ot)
+hppa_can_use_hw_watchpoint (int type, int cnt, int ot)
 {
   return (type == bp_hardware_watchpoint);
 }