Don't write to inferior_ptid in bsd-kvm.c

[deliverable/binutils-gdb.git] / gdb / process-stratum-target.c

diff --git a/gdb/process-stratum-target.c b/gdb/process-stratum-target.c
index d6bc6abc4bb02724e02ec02ab4472ca775970333..9eff5ab56eaafe8c3963c914c83f67939e997421 100644 (file)
--- a/gdb/process-stratum-target.c
+++ b/gdb/process-stratum-target.c
@@ -29,7 +29,7 @@ struct address_space *
 process_stratum_target::thread_address_space (ptid_t ptid)
 {
   /* Fall-back to the "main" address space of the inferior.  */
-  inferior *inf = find_inferior_ptid (ptid);
+  inferior *inf = find_inferior_ptid (this, ptid);
 
   if (inf == NULL || inf->aspace == NULL)
     internal_error (__FILE__, __LINE__,
@@ -43,7 +43,7 @@ process_stratum_target::thread_address_space (ptid_t ptid)
 struct gdbarch *
 process_stratum_target::thread_architecture (ptid_t ptid)
 {
-  inferior *inf = find_inferior_ptid (ptid);
+  inferior *inf = find_inferior_ptid (this, ptid);
   gdb_assert (inf != NULL);
   return inf->gdbarch;
 }
@@ -77,9 +77,34 @@ process_stratum_target::has_registers ()
 }
 
 bool
-process_stratum_target::has_execution (ptid_t the_ptid)
+process_stratum_target::has_execution (inferior *inf)
 {
-  /* If there's no thread selected, then we can't make it run through
-     hoops.  */
-  return the_ptid != null_ptid;
+  /* If there's a process running already, we can't make it run
+     through hoops.  */
+  return inf->pid != 0;
+}
+
+/* See process-stratum-target.h.  */
+
+std::set<process_stratum_target *>
+all_non_exited_process_targets ()
+{
+  /* Inferiors may share targets.  To eliminate duplicates, use a set.  */
+  std::set<process_stratum_target *> targets;
+  for (inferior *inf : all_non_exited_inferiors ())
+    targets.insert (inf->process_target ());
+
+  return targets;
+}
+
+/* See process-stratum-target.h.  */
+
+void
+switch_to_target_no_thread (process_stratum_target *target)
+{
+  for (inferior *inf : all_inferiors (target))
+    {
+      switch_to_inferior_no_thread (inf);
+      break;
+    }
 }