Replace clear_hook_in_cleanup with scoped_restore_hook_in

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

diff --git a/gdb/infcmd.c b/gdb/infcmd.c
index defa7b0c48cd3a1a90786ba3d883a986247a3b5d..25cf0254262cbf805edf2937d5afd790c95d3237 100644 (file)
--- a/gdb/infcmd.c
+++ b/gdb/infcmd.c
@@ -62,7 +62,7 @@
 
 /* Local functions: */
 
-static void nofp_registers_info (char *, int);
+static void info_registers_command (char *, int);
 
 static void until_next_command (int);
 
@@ -74,7 +74,7 @@ static void path_command (char *, int);
 
 static void unset_command (char *, int);
 
-static void float_info (char *, int);
+static void info_float_command (char *, int);
 
 static void disconnect_command (char *, int);
 
@@ -84,7 +84,7 @@ static void set_environment_command (char *, int);
 
 static void environment_info (char *, int);
 
-static void program_info (char *, int);
+static void info_program_command (char *, int);
 
 static void finish_command (char *, int);
 
@@ -100,8 +100,6 @@ static void step_command (char *, int);
 
 static void run_command (char *, int);
 
-void _initialize_infcmd (void);
-
 #define ERROR_NO_INFERIOR \
    if (!target_has_execution) error (_("The program is not being run."));
 
@@ -865,14 +863,13 @@ continue_command (char *args, int from_tty)
 static void
 set_step_frame (void)
 {
-  struct symtab_and_line sal;
-  CORE_ADDR pc;
-  struct frame_info *frame = get_current_frame ();
-  struct thread_info *tp = inferior_thread ();
+  frame_info *frame = get_current_frame ();
 
-  find_frame_sal (frame, &sal);
+  symtab_and_line sal = find_frame_sal (frame);
   set_step_info (frame, sal);
-  pc = get_frame_pc (frame);
+
+  CORE_ADDR pc = get_frame_pc (frame);
+  thread_info *tp = inferior_thread ();
   tp->control.step_start_function = find_pc_function (pc);
 }
 
@@ -1179,8 +1176,6 @@ jump_command (char *arg, int from_tty)
 {
   struct gdbarch *gdbarch = get_current_arch ();
   CORE_ADDR addr;
-  struct symtabs_and_lines sals;
-  struct symtab_and_line sal;
   struct symbol *fn;
   struct symbol *sfn;
   int async_exec;
@@ -1200,18 +1195,16 @@ jump_command (char *arg, int from_tty)
   if (!arg)
     error_no_arg (_("starting address"));
 
-  sals = decode_line_with_last_displayed (arg, DECODE_LINE_FUNFIRSTLINE);
-  if (sals.nelts != 1)
-    {
-      error (_("Unreasonable jump request"));
-    }
-
-  sal = sals.sals[0];
-  xfree (sals.sals);
+  std::vector<symtab_and_line> sals
+    = decode_line_with_last_displayed (arg, DECODE_LINE_FUNFIRSTLINE);
+  if (sals.size () != 1)
+    error (_("Unreasonable jump request"));
 
   /* Done with ARGS.  */
   do_cleanups (args_chain);
 
+  symtab_and_line &sal = sals[0];
+
   if (sal.symtab == 0 && sal.pc == 0)
     error (_("No source file has been specified."));
 
@@ -1877,11 +1870,10 @@ finish_backward (struct finish_command_fsm *sm)
     {
       struct frame_info *frame = get_selected_frame (NULL);
       struct gdbarch *gdbarch = get_frame_arch (frame);
-      struct symtab_and_line sr_sal;
 
       /* Set a step-resume at the function's entry point.  Once that's
         hit, we'll do one more step backwards.  */
-      init_sal (&sr_sal);
+      symtab_and_line sr_sal;
       sr_sal.pc = sal.pc;
       sr_sal.pspace = get_frame_program_space (frame);
       insert_step_resume_breakpoint_at_sal (gdbarch,
@@ -2002,10 +1994,7 @@ finish_command (char *arg, int from_tty)
         called by that frame.  We don't use the magic "1" value for
         step_range_end, because then infrun will think this is nexti,
         and not step over the rest of this inlined function call.  */
-      struct symtab_and_line empty_sal;
-
-      init_sal (&empty_sal);
-      set_step_info (frame, empty_sal);
+      set_step_info (frame, {});
       tp->control.step_range_start = get_frame_pc (frame);
       tp->control.step_range_end = tp->control.step_range_start;
       tp->control.step_over_calls = STEP_OVER_ALL;
@@ -2060,7 +2049,7 @@ finish_command (char *arg, int from_tty)
 \f
 
 static void
-program_info (char *args, int from_tty)
+info_program_command (char *args, int from_tty)
 {
   bpstat bs;
   int num, stat;
@@ -2230,7 +2219,7 @@ unset_environment_command (char *var, int from_tty)
       /* If there is no argument, delete all environment variables.
          Ask for confirmation if reading from the terminal.  */
       if (!from_tty || query (_("Delete all environment variables? ")))
-       current_inferior ()->environment = gdb_environ::from_host_environ ();
+       current_inferior ()->environment.clear ();
     }
   else
     current_inferior ()->environment.unset (var);
@@ -2502,13 +2491,13 @@ registers_info (char *addr_exp, int fpregs)
 }
 
 static void
-all_registers_info (char *addr_exp, int from_tty)
+info_all_registers_command (char *addr_exp, int from_tty)
 {
   registers_info (addr_exp, 1);
 }
 
 static void
-nofp_registers_info (char *addr_exp, int from_tty)
+info_registers_command (char *addr_exp, int from_tty)
 {
   registers_info (addr_exp, 0);
 }
@@ -2543,7 +2532,7 @@ print_vector_info (struct ui_file *file,
 }
 
 static void
-vector_info (char *args, int from_tty)
+info_vector_command (char *args, int from_tty)
 {
   if (!target_has_registers)
     error (_("The program has no registers now."));
@@ -3090,7 +3079,7 @@ default_print_float_info (struct gdbarch *gdbarch, struct ui_file *file,
 }
 
 static void
-float_info (char *args, int from_tty)
+info_float_command (char *args, int from_tty)
 {
   struct frame_info *frame;
 
@@ -3421,24 +3410,24 @@ If non-stop mode is enabled, interrupt only the current thread,\n\
 otherwise all the threads in the program are stopped.  To \n\
 interrupt all running threads in non-stop mode, use the -a option."));
 
-  c = add_info ("registers", nofp_registers_info, _("\
+  c = add_info ("registers", info_registers_command, _("\
 List of integer registers and their contents, for selected stack frame.\n\
 Register name as argument means describe only that register."));
   add_info_alias ("r", "registers", 1);
   set_cmd_completer (c, reg_or_group_completer);
 
-  c = add_info ("all-registers", all_registers_info, _("\
+  c = add_info ("all-registers", info_all_registers_command, _("\
 List of all registers and their contents, for selected stack frame.\n\
 Register name as argument means describe only that register."));
   set_cmd_completer (c, reg_or_group_completer);
 
-  add_info ("program", program_info,
+  add_info ("program", info_program_command,
            _("Execution status of the program."));
 
-  add_info ("float", float_info,
+  add_info ("float", info_float_command,
            _("Print the status of the floating point unit\n"));
 
-  add_info ("vector", vector_info,
+  add_info ("vector", info_vector_command,
            _("Print the status of the vector unit\n"));
 
   add_prefix_cmd ("proc", class_info, info_proc_cmd,