[PATCH 02/19] Remove struct tui_layout_def

[Tom Tromey <tom at tromey dot com>]

"layout_def" isn't actually used in the TUI, so remove it.

gdb/ChangeLog
2019-08-03  Tom Tromey  <tom@tromey.com>

	* tui/tui-layout.c (tui_set_layout): Update.
	* tui/tui-data.h (struct tui_layout_def): Remove.
	(tui_layout_def): Don't declare.
	* tui/tui-data.c (layout_def): Remove.
	(tui_layout_def): Remove.
---
 gdb/ChangeLog        |  8 ++++++++
 gdb/tui/tui-data.c   | 11 -----------
 gdb/tui/tui-data.h   |  7 -------
 gdb/tui/tui-layout.c |  5 -----
 4 files changed, 8 insertions(+), 23 deletions(-)

diff --git a/gdb/tui/tui-data.c b/gdb/tui/tui-data.c
index 2748230700c..af5e509ff0b 100644
--- a/gdb/tui/tui-data.c
+++ b/gdb/tui/tui-data.c
@@ -40,9 +40,6 @@ static int term_height, term_width;
 static struct tui_locator_window _locator;
 static std::vector<tui_source_window_base *> source_windows;
 static struct tui_win_info *win_with_focus = NULL;
-static struct tui_layout_def layout_def = {
-  SRC_WIN,			/* DISPLAY_MODE */
-};
 
 static int win_resized = FALSE;
 
@@ -77,14 +74,6 @@ tui_set_win_resized_to (int resized)
 }
 
 
-/* Answer a pointer to the current layout definition.  */
-struct tui_layout_def *
-tui_layout_def (void)
-{
-  return &layout_def;
-}
-
-
 /* Answer the window with the logical focus.  */
 struct tui_win_info *
 tui_win_with_focus (void)
diff --git a/gdb/tui/tui-data.h b/gdb/tui/tui-data.h
index 5a7c487def4..745181043aa 100644
--- a/gdb/tui/tui-data.h
+++ b/gdb/tui/tui-data.h
@@ -151,12 +151,6 @@ struct tui_line_or_address
     } u;
 };
 
-/* Current Layout definition.  */
-struct tui_layout_def
-{
-  enum tui_win_type display_mode;
-};
-
 /* Flags to tell what kind of breakpoint is at current line.  */
 enum tui_bp_flag
 {
@@ -400,7 +394,6 @@ extern void tui_clear_source_windows_detail (void);
 extern void tui_add_to_source_windows (struct tui_source_window_base *);
 extern struct tui_win_info *tui_win_with_focus (void);
 extern void tui_set_win_with_focus (struct tui_win_info *);
-extern struct tui_layout_def *tui_layout_def (void);
 extern int tui_win_resized (void);
 extern void tui_set_win_resized_to (int);
 
diff --git a/gdb/tui/tui-layout.c b/gdb/tui/tui-layout.c
index a5709c595f3..93687f3bd99 100644
--- a/gdb/tui/tui-layout.c
+++ b/gdb/tui/tui-layout.c
@@ -118,7 +118,6 @@ tui_set_layout (enum tui_layout_type layout_type)
   struct gdbarch *gdbarch;
   CORE_ADDR addr;
   struct tui_win_info *win_with_focus = tui_win_with_focus ();
-  struct tui_layout_def *layout_def = tui_layout_def ();
 
   extract_display_start_addr (&gdbarch, &addr);
 
@@ -135,7 +134,6 @@ tui_set_layout (enum tui_layout_type layout_type)
 	    {
 	    case SRC_COMMAND:
 	      tui_set_win_focus_to (TUI_SRC_WIN);
-	      layout_def->display_mode = SRC_WIN;
 	      break;
 	    case DISASSEM_COMMAND:
 	      /* The previous layout was not showing code.
@@ -148,7 +146,6 @@ tui_set_layout (enum tui_layout_type layout_type)
 
 	      tui_get_begin_asm_address (&gdbarch, &addr);
 	      tui_set_win_focus_to (TUI_DISASM_WIN);
-	      layout_def->display_mode = DISASSEM_WIN;
 	      break;
 	    case SRC_DISASSEM_COMMAND:
 	      /* The previous layout was not showing code.
@@ -170,7 +167,6 @@ tui_set_layout (enum tui_layout_type layout_type)
 		tui_set_win_focus_to (TUI_SRC_WIN);
 	      else
 		tui_set_win_focus_to (TUI_DATA_WIN);
-	      layout_def->display_mode = SRC_WIN;
 	      break;
 	    case DISASSEM_DATA_COMMAND:
 	      /* The previous layout was not showing code.
@@ -186,7 +182,6 @@ tui_set_layout (enum tui_layout_type layout_type)
 		tui_set_win_focus_to (TUI_DISASM_WIN);
 	      else
 		tui_set_win_focus_to (TUI_DATA_WIN);
-	      layout_def->display_mode = DISASSEM_WIN;
 	      break;
 	    default:
 	      break;
-- 
2.17.2