2011-09-09  Pedro Alves  <pedro@codesourcery.com>

	gdb/
	* breakpoint.c (breakpoint_hit_catch_fork)
	(breakpoint_hit_catch_vfork, breakpoint_hit_catch_syscall)
	(breakpoint_hit_catch_exec): Make use of the `ws' argument.
	* infrun.c (inferior_has_forked, inferior_has_vforked)
	(inferior_has_execd, inferior_has_called_syscall): Delete.

---
 gdb/breakpoint.c |   23 ++++++++++++++---
 gdb/infrun.c     |   72 -------------------------------------------------------
 2 files changed, 19 insertions(+), 76 deletions(-)

Index: src/gdb/breakpoint.c
===================================================================
--- src.orig/gdb/breakpoint.c	2011-09-09 16:33:26.509763222 +0100
+++ src/gdb/breakpoint.c	2011-09-09 16:33:44.299763226 +0100
@@ -6170,7 +6170,11 @@ breakpoint_hit_catch_fork (const struct
 {
   struct fork_catchpoint *c = (struct fork_catchpoint *) bl->owner;
 
-  return inferior_has_forked (inferior_ptid, &c->forked_inferior_pid);
+  if (ws->kind != TARGET_WAITKIND_FORKED)
+    return 0;
+
+  c->forked_inferior_pid = ws->value.related_pid;
+  return 1;
 }
 
 /* Implement the "print_it" breakpoint_ops method for fork
@@ -6267,7 +6271,11 @@ breakpoint_hit_catch_vfork (const struct
 {
   struct fork_catchpoint *c = (struct fork_catchpoint *) bl->owner;
 
-  return inferior_has_vforked (inferior_ptid, &c->forked_inferior_pid);
+  if (ws->kind != TARGET_WAITKIND_VFORKED)
+    return 0;
+
+  c->forked_inferior_pid = ws->value.related_pid;
+  return 1;
 }
 
 /* Implement the "print_it" breakpoint_ops method for vfork
@@ -6464,9 +6472,12 @@ breakpoint_hit_catch_syscall (const stru
   const struct syscall_catchpoint *c
     = (const struct syscall_catchpoint *) bl->owner;
 
-  if (!inferior_has_called_syscall (inferior_ptid, &syscall_number))
+  if (ws->kind != TARGET_WAITKIND_SYSCALL_ENTRY
+      && ws->kind != TARGET_WAITKIND_SYSCALL_RETURN)
     return 0;
 
+  syscall_number = ws->value.syscall_number;
+
   /* Now, checking if the syscall is the same.  */
   if (c->syscalls_to_be_caught)
     {
@@ -6760,7 +6771,11 @@ breakpoint_hit_catch_exec (const struct
 {
   struct exec_catchpoint *c = (struct exec_catchpoint *) bl->owner;
 
-  return inferior_has_execd (inferior_ptid, &c->exec_pathname);
+  if (ws->kind != TARGET_WAITKIND_EXECD)
+    return 0;
+
+  c->exec_pathname = xstrdup (ws->value.execd_pathname);
+  return 1;
 }
 
 static enum print_stop_action
Index: src/gdb/infrun.c
===================================================================
--- src.orig/gdb/infrun.c	2011-09-09 16:33:26.519763222 +0100
+++ src/gdb/infrun.c	2011-09-09 16:33:44.299763226 +0100
@@ -6744,78 +6744,6 @@ discard_infcall_control_state (struct in
   xfree (inf_status);
 }
 
-int
-inferior_has_forked (ptid_t pid, ptid_t *child_pid)
-{
-  struct target_waitstatus last;
-  ptid_t last_ptid;
-
-  get_last_target_status (&last_ptid, &last);
-
-  if (last.kind != TARGET_WAITKIND_FORKED)
-    return 0;
-
-  if (!ptid_equal (last_ptid, pid))
-    return 0;
-
-  *child_pid = last.value.related_pid;
-  return 1;
-}
-
-int
-inferior_has_vforked (ptid_t pid, ptid_t *child_pid)
-{
-  struct target_waitstatus last;
-  ptid_t last_ptid;
-
-  get_last_target_status (&last_ptid, &last);
-
-  if (last.kind != TARGET_WAITKIND_VFORKED)
-    return 0;
-
-  if (!ptid_equal (last_ptid, pid))
-    return 0;
-
-  *child_pid = last.value.related_pid;
-  return 1;
-}
-
-int
-inferior_has_execd (ptid_t pid, char **execd_pathname)
-{
-  struct target_waitstatus last;
-  ptid_t last_ptid;
-
-  get_last_target_status (&last_ptid, &last);
-
-  if (last.kind != TARGET_WAITKIND_EXECD)
-    return 0;
-
-  if (!ptid_equal (last_ptid, pid))
-    return 0;
-
-  *execd_pathname = xstrdup (last.value.execd_pathname);
-  return 1;
-}
-
-int
-inferior_has_called_syscall (ptid_t pid, int *syscall_number)
-{
-  struct target_waitstatus last;
-  ptid_t last_ptid;
-
-  get_last_target_status (&last_ptid, &last);
-
-  if (last.kind != TARGET_WAITKIND_SYSCALL_ENTRY &&
-      last.kind != TARGET_WAITKIND_SYSCALL_RETURN)
-    return 0;
-
-  if (!ptid_equal (last_ptid, pid))
-    return 0;
-
-  *syscall_number = last.value.syscall_number;
-  return 1;
-}
 
 int
 ptid_match (ptid_t ptid, ptid_t filter)