gdbserver: turn target ops 'pause_all' and 'unpause_all' into methods

[deliverable/binutils-gdb.git] / gdbserver / target.cc

diff --git a/gdbserver/target.cc b/gdbserver/target.cc
index 09b3a633fc8308e4aedaf6026a3a272f6b03fbd9..912f4b8bdad404271e3d9e48143a23faed9e43a8 100644 (file)
--- a/gdbserver/target.cc
+++ b/gdbserver/target.cc
@@ -21,6 +21,7 @@
 #include "server.h"
 #include "tracepoint.h"
 #include "gdbsupport/byte-vector.h"
+#include "hostio.h"
 
 process_stratum_target *the_target;
 
@@ -65,8 +66,8 @@ prepare_to_access_memory (void)
     {
       if (mythread_alive (thread->id))
        {
-         if (stopped == NULL && the_target->thread_stopped != NULL
-             && thread_stopped (thread))
+         if (stopped == NULL && the_target->pt->supports_thread_stopped ()
+             && target_thread_stopped (thread))
            stopped = thread;
 
          if (first == NULL)
@@ -259,22 +260,7 @@ target_continue (ptid_t ptid, enum gdb_signal signal)
 int
 target_supports_multi_process (void)
 {
-  return (the_target->supports_multi_process != NULL ?
-         (*the_target->supports_multi_process) () : 0);
-}
-
-int
-start_non_stop (int nonstop)
-{
-  if (the_target->start_non_stop == NULL)
-    {
-      if (nonstop)
-       return -1;
-      else
-       return 0;
-    }
-
-  return (*the_target->start_non_stop) (nonstop);
+  return the_target->pt->supports_multi_process ();
 }
 
 void
@@ -469,3 +455,210 @@ process_target::supports_hardware_single_step ()
 {
   return false;
 }
+
+bool
+process_target::stopped_by_watchpoint ()
+{
+  return false;
+}
+
+CORE_ADDR
+process_target::stopped_data_address ()
+{
+  return 0;
+}
+
+bool
+process_target::supports_read_offsets ()
+{
+  return false;
+}
+
+int
+process_target::read_offsets (CORE_ADDR *text, CORE_ADDR *data)
+{
+  gdb_assert_not_reached ("target op read_offsets not supported");
+}
+
+bool
+process_target::supports_get_tls_address ()
+{
+  return false;
+}
+
+int
+process_target::get_tls_address (thread_info *thread, CORE_ADDR offset,
+                                CORE_ADDR load_module, CORE_ADDR *address)
+{
+  gdb_assert_not_reached ("target op get_tls_address not supported");
+}
+
+void
+process_target::hostio_last_error (char *buf)
+{
+  hostio_last_error_from_errno (buf);
+}
+
+bool
+process_target::supports_qxfer_osdata ()
+{
+  return false;
+}
+
+int
+process_target::qxfer_osdata (const char *annex, unsigned char *readbuf,
+                             unsigned const char *writebuf,
+                             CORE_ADDR offset, int len)
+{
+  gdb_assert_not_reached ("target op qxfer_osdata not supported");
+}
+
+bool
+process_target::supports_qxfer_siginfo ()
+{
+  return false;
+}
+
+int
+process_target::qxfer_siginfo (const char *annex, unsigned char *readbuf,
+                              unsigned const char *writebuf,
+                              CORE_ADDR offset, int len)
+{
+  gdb_assert_not_reached ("target op qxfer_siginfo not supported");
+}
+
+bool
+process_target::supports_non_stop ()
+{
+  return false;
+}
+
+bool
+process_target::async (bool enable)
+{
+  return false;
+}
+
+int
+process_target::start_non_stop (bool enable)
+{
+  if (enable)
+    return -1;
+  else
+    return 0;
+}
+
+bool
+process_target::supports_multi_process ()
+{
+  return false;
+}
+
+bool
+process_target::supports_fork_events ()
+{
+  return false;
+}
+
+bool
+process_target::supports_vfork_events ()
+{
+  return false;
+}
+
+bool
+process_target::supports_exec_events ()
+{
+  return false;
+}
+
+void
+process_target::handle_new_gdb_connection ()
+{
+  /* Nop.  */
+}
+
+int
+process_target::handle_monitor_command (char *mon)
+{
+  return 0;
+}
+
+int
+process_target::core_of_thread (ptid_t ptid)
+{
+  return -1;
+}
+
+bool
+process_target::supports_read_loadmap ()
+{
+  return false;
+}
+
+int
+process_target::read_loadmap (const char *annex, CORE_ADDR offset,
+                             unsigned char *myaddr, unsigned int len)
+{
+  gdb_assert_not_reached ("target op read_loadmap not supported");
+}
+
+void
+process_target::process_qsupported (char **features, int count)
+{
+  /* Nop.  */
+}
+
+bool
+process_target::supports_tracepoints ()
+{
+  return false;
+}
+
+CORE_ADDR
+process_target::read_pc (regcache *regcache)
+{
+  gdb_assert_not_reached ("process_target::read_pc: Unable to find PC");
+}
+
+void
+process_target::write_pc (regcache *regcache, CORE_ADDR pc)
+{
+  gdb_assert_not_reached ("process_target::write_pc: Unable to update PC");
+}
+
+bool
+process_target::supports_thread_stopped ()
+{
+  return false;
+}
+
+bool
+process_target::thread_stopped (thread_info *thread)
+{
+  gdb_assert_not_reached ("target op thread_stopped not supported");
+}
+
+bool
+process_target::supports_get_tib_address ()
+{
+  return false;
+}
+
+int
+process_target::get_tib_address (ptid_t ptid, CORE_ADDR *address)
+{
+  gdb_assert_not_reached ("target op get_tib_address not supported");
+}
+
+void
+process_target::pause_all (bool freeze)
+{
+  /* Nop.  */
+}
+
+void
+process_target::unpause_all (bool unfreeze)
+{
+  /* Nop.  */
+}