gdbserver: turn target op 'supports_software_single_step' into a method

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

diff --git a/gdbserver/target.cc b/gdbserver/target.cc
index 8739ba864f8a652c1cfd97dd26e384e2d4f7eb61..b1a28e68cc023b96edac18d89eb7c1cdb734f267 100644 (file)
--- a/gdbserver/target.cc
+++ b/gdbserver/target.cc
@@ -22,6 +22,10 @@
 #include "tracepoint.h"
 #include "gdbsupport/byte-vector.h"
 #include "hostio.h"
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
 
 process_stratum_target *the_target;
 
@@ -302,22 +306,6 @@ kill_inferior (process_info *proc)
   return the_target->pt->kill (proc);
 }
 
-/* Default implementation for breakpoint_kind_for_pc.
-
-   The default behavior for targets that don't implement breakpoint_kind_for_pc
-   is to use the size of a breakpoint as the kind.  */
-
-int
-default_breakpoint_kind_from_pc (CORE_ADDR *pcptr)
-{
-  int size = 0;
-
-  gdb_assert (the_target->sw_breakpoint_from_kind != NULL);
-
-  (*the_target->sw_breakpoint_from_kind) (0, &size);
-  return size;
-}
-
 /* Define it.  */
 
 target_terminal_state target_terminal::m_terminal_state
@@ -759,3 +747,76 @@ process_target::supports_range_stepping ()
 {
   return false;
 }
+
+bool
+process_target::supports_pid_to_exec_file ()
+{
+  return false;
+}
+
+char *
+process_target::pid_to_exec_file (int pid)
+{
+  gdb_assert_not_reached ("target op pid_to_exec_file not supported");
+}
+
+bool
+process_target::supports_multifs ()
+{
+  return false;
+}
+
+int
+process_target::multifs_open (int pid, const char *filename,
+                             int flags, mode_t mode)
+{
+  return open (filename, flags, mode);
+}
+
+int
+process_target::multifs_unlink (int pid, const char *filename)
+{
+  return unlink (filename);
+}
+
+ssize_t
+process_target::multifs_readlink (int pid, const char *filename,
+                                 char *buf, size_t bufsiz)
+{
+  return readlink (filename, buf, bufsiz);
+}
+
+int
+process_target::breakpoint_kind_from_pc (CORE_ADDR *pcptr)
+{
+  /* The default behavior is to use the size of a breakpoint as the
+     kind.  */
+  int size = 0;
+  sw_breakpoint_from_kind (0, &size);
+  return size;
+}
+
+int
+process_target::breakpoint_kind_from_current_state (CORE_ADDR *pcptr)
+{
+  return breakpoint_kind_from_pc (pcptr);
+}
+
+const char *
+process_target::thread_name (ptid_t thread)
+{
+  return nullptr;
+}
+
+bool
+process_target::thread_handle (ptid_t ptid, gdb_byte **handle,
+                              int *handle_len)
+{
+  return false;
+}
+
+bool
+process_target::supports_software_single_step ()
+{
+  return false;
+}