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More type safety for TUI source window functions 

A few functions can only operate on a source or disassembly window.
This patch adds a bit more type safety to a few of these functions.
This simplifies a subsequent patch.

gdb/ChangeLog
2019-06-25  Tom Tromey  <tom@tromey.com>

	* tui/tui-winsource.h (tui_clear_source_content)
	(tui_erase_source_content, tui_show_source_content): Change type
	of win_info.
	* tui/tui-winsource.c (tui_clear_source_content)
	(tui_erase_source_content, tui_show_source_content): Change type
	of win_info.
	* tui/tui-win.c (tui_resize_all, tui_adjust_win_heights): Update.
	* tui/tui-source.h (tui_set_source_content_nil): Change type of
	win_info.
	* tui/tui-source.c (tui_set_source_content_nil): Change type of
	win_info.
	* tui/tui-layout.c (show_source_or_disasm_and_command): Update.
This commit is contained in:
Tom Tromey 2019-06-23 12:21:34 -06:00
parent 02c28df011
commit 7908abbf18
7 changed files with 48 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
gdb/ChangeLog
View File

@ -1,3 +1,18 @@
2019-06-25 Tom Tromey <tom@tromey.com>
* tui/tui-winsource.h (tui_clear_source_content)
(tui_erase_source_content, tui_show_source_content): Change type
of win_info.
* tui/tui-winsource.c (tui_clear_source_content)
(tui_erase_source_content, tui_show_source_content): Change type
of win_info.
* tui/tui-win.c (tui_resize_all, tui_adjust_win_heights): Update.
* tui/tui-source.h (tui_set_source_content_nil): Change type of
win_info.
* tui/tui-source.c (tui_set_source_content_nil): Change type of
win_info.
* tui/tui-layout.c (show_source_or_disasm_and_command): Update.
2019-06-25 Tom Tromey <tom@tromey.com>
* tui/tui-winsource.c (tui_clear_source_content)

2
gdb/tui/tui-layout.c
View File

@ -921,7 +921,7 @@ show_source_or_disasm_and_command (enum tui_layout_type layout_type)
base->m_has_locator = true;
tui_make_visible (locator);
tui_show_locator_content ();
tui_show_source_content (*win_info_ptr);
tui_show_source_content (base);
if (TUI_CMD_WIN == NULL)
{

2
gdb/tui/tui-source.c
View File

@ -222,7 +222,7 @@ tui_set_source_content (struct symtab *s,
source files cannot be accessed. */
void
tui_set_source_content_nil (struct tui_win_info *win_info,
tui_set_source_content_nil (struct tui_source_window_base *win_info,
const char *warning_string)
{
int line_width;

2
gdb/tui/tui-source.h
View File

@ -27,7 +27,7 @@
struct symtab;
struct tui_win_info;
extern void tui_set_source_content_nil (struct tui_win_info *,
extern void tui_set_source_content_nil (struct tui_source_window_base *,
const char *);
extern enum tui_status tui_set_source_content (struct symtab *,

39
gdb/tui/tui-win.c
View File

@ -556,6 +556,7 @@ tui_resize_all (void)
struct tui_win_info *win_with_focus = tui_win_with_focus ();
struct tui_win_info *first_win;
struct tui_win_info *second_win;
tui_source_window_base *src_win;
struct tui_locator_window *locator = tui_locator_win_info_ptr ();
int win_type;
int new_height, split_diff, cmd_split_diff, num_wins_displayed = 2;
@ -592,7 +593,8 @@ tui_resize_all (void)
{
case SRC_COMMAND:
case DISASSEM_COMMAND:
first_win = tui_source_windows ()[0];
src_win = tui_source_windows ()[0];
first_win = src_win;
first_win->width += width_diff;
locator->width += width_diff;
/* Check for invalid heights. */
@ -614,13 +616,14 @@ tui_resize_all (void)
make_invisible_and_set_new_height (TUI_CMD_WIN, new_height);
first_win->make_visible_with_new_height ();
TUI_CMD_WIN->make_visible_with_new_height ();
if (first_win->content_size <= 0)
tui_erase_source_content (first_win, EMPTY_SOURCE_PROMPT);
if (src_win->content_size <= 0)
tui_erase_source_content (src_win, EMPTY_SOURCE_PROMPT);
break;
default:
if (cur_layout == SRC_DISASSEM_COMMAND)
{
first_win = TUI_SRC_WIN;
src_win = TUI_SRC_WIN;
first_win = src_win;
first_win->width += width_diff;
second_win = TUI_DISASM_WIN;
second_win->width += width_diff;
@ -629,7 +632,8 @@ tui_resize_all (void)
{
first_win = TUI_DATA_WIN;
first_win->width += width_diff;
second_win = tui_source_windows ()[0];
src_win = tui_source_windows ()[0];
second_win = src_win;
second_win->width += width_diff;
}
/* Change the first window's height/width. */
@ -677,10 +681,8 @@ tui_resize_all (void)
first_win->make_visible_with_new_height ();
second_win->make_visible_with_new_height ();
TUI_CMD_WIN->make_visible_with_new_height ();
if (first_win->content_size <= 0)
tui_erase_source_content (first_win, EMPTY_SOURCE_PROMPT);
if (second_win->content_size <= 0)
tui_erase_source_content (second_win, EMPTY_SOURCE_PROMPT);
if (src_win->content_size <= 0)
tui_erase_source_content (src_win, EMPTY_SOURCE_PROMPT);
break;
}
/* Now remove all invisible windows, and their content so that
@ -1124,21 +1126,28 @@ tui_adjust_win_heights (struct tui_win_info *primary_win_info,
TUI_CMD_WIN->origin.y = locator->origin.y + 1;
win_info->make_visible_with_new_height ();
primary_win_info->make_visible_with_new_height ();
if (src_win_info->content_size <= 0)
tui_erase_source_content (src_win_info, EMPTY_SOURCE_PROMPT);
if ((src_win_info->type == SRC_WIN
|| src_win_info->type == DISASSEM_WIN)
&& src_win_info->content_size <= 0)
tui_erase_source_content
((tui_source_window_base *) src_win_info,
EMPTY_SOURCE_PROMPT);
}
else
{
struct tui_win_info *first_win;
struct tui_win_info *second_win;
struct tui_source_window_base *second_win;
tui_source_window_base *src1;
if (cur_layout == SRC_DISASSEM_COMMAND)
{
first_win = TUI_SRC_WIN;
src1 = TUI_SRC_WIN;
first_win = src1;
second_win = TUI_DISASM_WIN;
}
else
{
src1 = nullptr;
first_win = TUI_DATA_WIN;
second_win = tui_source_windows ()[0];
}
@ -1227,8 +1236,8 @@ tui_adjust_win_heights (struct tui_win_info *primary_win_info,
TUI_CMD_WIN->make_visible_with_new_height ();
second_win->make_visible_with_new_height ();
first_win->make_visible_with_new_height ();
if (first_win->content_size <= 0)
tui_erase_source_content (first_win, EMPTY_SOURCE_PROMPT);
if (src1 != nullptr && src1->content_size <= 0)
tui_erase_source_content (src1, EMPTY_SOURCE_PROMPT);
if (second_win->content_size <= 0)
tui_erase_source_content (second_win, EMPTY_SOURCE_PROMPT);
}

6
gdb/tui/tui-winsource.c
View File

@ -204,7 +204,7 @@ tui_update_source_windows_with_line (struct symtab *s, int line)
}
void
tui_clear_source_content (struct tui_win_info *win_info,
tui_clear_source_content (struct tui_source_window_base *win_info,
int display_prompt)
{
if (win_info != NULL)
@ -225,7 +225,7 @@ tui_clear_source_content (struct tui_win_info *win_info,
void
tui_erase_source_content (struct tui_win_info *win_info,
tui_erase_source_content (struct tui_source_window_base *win_info,
int display_prompt)
{
int x_pos;
@ -291,7 +291,7 @@ tui_show_source_line (struct tui_win_info *win_info, int lineno)
}
void
tui_show_source_content (struct tui_win_info *win_info)
tui_show_source_content (struct tui_source_window_base *win_info)
{
if (win_info->content_size > 0)
{

6
gdb/tui/tui-winsource.h
View File

@ -50,9 +50,9 @@ extern void tui_update_source_window_as_is (struct tui_source_window_base *,
extern void tui_update_source_windows_with_addr (struct gdbarch *, CORE_ADDR);
extern void tui_update_source_windows_with_line (struct symtab *,
int);
extern void tui_clear_source_content (struct tui_win_info *, int);
extern void tui_erase_source_content (struct tui_win_info *, int);
extern void tui_show_source_content (struct tui_win_info *);
extern void tui_clear_source_content (struct tui_source_window_base *, int);
extern void tui_erase_source_content (struct tui_source_window_base *, int);
extern void tui_show_source_content (struct tui_source_window_base *);
extern void tui_set_exec_info_content (struct tui_source_window_base *);
extern void tui_show_exec_info_content (struct tui_source_window_base *);
extern void tui_erase_exec_info_content (struct tui_source_window_base *);