/* TUI display source/assembly window.
- Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2006, 2007, 2008,
- 2009, 2010 Free Software Foundation, Inc.
+ Copyright (C) 1998-2019 Free Software Foundation, Inc.
Contributed by Hewlett-Packard Company.
#include "value.h"
#include "source.h"
#include "objfiles.h"
+#include "filenames.h"
#include "tui/tui.h"
#include "tui/tui-data.h"
+#include "tui/tui-io.h"
#include "tui/tui-stack.h"
#include "tui/tui-win.h"
#include "tui/tui-wingeneral.h"
#include "tui/tui-winsource.h"
#include "tui/tui-source.h"
#include "tui/tui-disasm.h"
-
-#include "gdb_string.h"
#include "gdb_curses.h"
-#include "gdb_assert.h"
/* Function to display the "main" routine. */
void
-tui_display_main (void)
+tui_display_main ()
{
- if ((tui_source_windows ())->count > 0)
+ if (!tui_source_windows ().empty ())
{
struct gdbarch *gdbarch;
CORE_ADDR addr;
tui_get_begin_asm_address (&gdbarch, &addr);
if (addr != (CORE_ADDR) 0)
{
- struct symtab_and_line sal;
+ struct symtab *s;
tui_update_source_windows_with_addr (gdbarch, addr);
- sal = find_pc_line (addr, 0);
- if (sal.symtab)
- tui_update_locator_filename (sal.symtab->filename);
+ s = find_pc_line_symtab (addr);
+ if (s != NULL)
+ tui_update_locator_fullname (symtab_to_fullname (s));
else
- tui_update_locator_filename ("??");
+ tui_update_locator_fullname ("??");
}
}
}
/* Function to display source in the source window. This function
initializes the horizontal scroll to 0. */
void
-tui_update_source_window (struct tui_win_info *win_info,
+tui_update_source_window (struct tui_source_window_base *win_info,
struct gdbarch *gdbarch,
struct symtab *s,
struct tui_line_or_address line_or_addr,
int noerror)
{
- win_info->detail.source_info.horizontal_offset = 0;
+ win_info->horizontal_offset = 0;
tui_update_source_window_as_is (win_info, gdbarch, s, line_or_addr, noerror);
return;
/* Function to display source in the source/asm window. This function
shows the source as specified by the horizontal offset. */
void
-tui_update_source_window_as_is (struct tui_win_info *win_info,
+tui_update_source_window_as_is (struct tui_source_window_base *win_info,
struct gdbarch *gdbarch,
struct symtab *s,
struct tui_line_or_address line_or_addr,
{
enum tui_status ret;
- if (win_info->generic.type == SRC_WIN)
+ if (win_info->type == SRC_WIN)
ret = tui_set_source_content (s, line_or_addr.u.line_no, noerror);
else
ret = tui_set_disassem_content (gdbarch, line_or_addr.u.addr);
tui_update_breakpoint_info (win_info, 0);
tui_show_source_content (win_info);
tui_update_exec_info (win_info);
- if (win_info->generic.type == SRC_WIN)
+ if (win_info->type == SRC_WIN)
{
- struct symtab_and_line sal;
-
+ symtab_and_line sal;
+
sal.line = line_or_addr.u.line_no +
- (win_info->generic.content_size - 2);
+ (win_info->content_size - 2);
sal.symtab = s;
- set_current_source_symtab_and_line (&sal);
+ sal.pspace = SYMTAB_PSPACE (s);
+ set_current_source_symtab_and_line (sal);
/* If the focus was in the asm win, put it in the src win if
we don't have a split layout. */
if (tui_win_with_focus () == TUI_DISASM_WIN
}
else
{
- int i;
-
- for (i = 0; i < (tui_source_windows ())->count; i++)
+ for (struct tui_source_window_base *win_info : tui_source_windows ())
{
- struct tui_win_info *win_info = (tui_source_windows ())->list[i];
-
tui_clear_source_content (win_info, EMPTY_SOURCE_PROMPT);
tui_clear_exec_info_content (win_info);
}
if (!s)
return;
- gdbarch = get_objfile_arch (s->objfile);
+ gdbarch = get_objfile_arch (SYMTAB_OBJFILE (s));
switch (tui_current_layout ())
{
{
int i;
- win_info->generic.content_in_use = FALSE;
+ win_info->content_in_use = FALSE;
tui_erase_source_content (win_info, display_prompt);
- for (i = 0; i < win_info->generic.content_size; i++)
+ for (i = 0; i < win_info->content_size; i++)
{
- struct tui_win_element *element =
- (struct tui_win_element *) win_info->generic.content[i];
+ struct tui_win_element *element = win_info->content[i];
element->which_element.source.has_break = FALSE;
element->which_element.source.is_exec_point = FALSE;
int display_prompt)
{
int x_pos;
- int half_width = (win_info->generic.width - 2) / 2;
+ int half_width = (win_info->width - 2) / 2;
- if (win_info->generic.handle != (WINDOW *) NULL)
+ if (win_info->handle != NULL)
{
- werase (win_info->generic.handle);
+ werase (win_info->handle);
tui_check_and_display_highlight_if_needed (win_info);
if (display_prompt == EMPTY_SOURCE_PROMPT)
{
- char *no_src_str;
+ const char *no_src_str;
- if (win_info->generic.type == SRC_WIN)
+ if (win_info->type == SRC_WIN)
no_src_str = NO_SRC_STRING;
else
no_src_str = NO_DISASSEM_STRING;
x_pos = 1;
else
x_pos = half_width - strlen (no_src_str);
- mvwaddstr (win_info->generic.handle,
- (win_info->generic.height / 2),
+ mvwaddstr (win_info->handle,
+ (win_info->height / 2),
x_pos,
- no_src_str);
+ (char *) no_src_str);
/* elz: Added this function call to set the real contents of
the window to what is on the screen, so that later calls
tui_set_source_content_nil (win_info, no_src_str);
}
- tui_refresh_win (&win_info->generic);
+ win_info->refresh_window ();
}
}
tui_show_source_line (struct tui_win_info *win_info, int lineno)
{
struct tui_win_element *line;
- int x, y;
+ int x;
- line = (struct tui_win_element *) win_info->generic.content[lineno - 1];
+ line = win_info->content[lineno - 1];
if (line->which_element.source.is_exec_point)
- wattron (win_info->generic.handle, A_STANDOUT);
+ tui_set_reverse_mode (win_info->handle, true);
- mvwaddstr (win_info->generic.handle, lineno, 1,
- line->which_element.source.line);
+ wmove (win_info->handle, lineno, 1);
+ tui_puts (line->which_element.source.line,
+ win_info->handle);
if (line->which_element.source.is_exec_point)
- wattroff (win_info->generic.handle, A_STANDOUT);
+ tui_set_reverse_mode (win_info->handle, false);
/* Clear to end of line but stop before the border. */
- getyx (win_info->generic.handle, y, x);
- while (x + 1 < win_info->generic.width)
+ x = getcurx (win_info->handle);
+ while (x + 1 < win_info->width)
{
- waddch (win_info->generic.handle, ' ');
- getyx (win_info->generic.handle, y, x);
+ waddch (win_info->handle, ' ');
+ x = getcurx (win_info->handle);
}
}
void
tui_show_source_content (struct tui_win_info *win_info)
{
- if (win_info->generic.content_size > 0)
+ if (win_info->content_size > 0)
{
int lineno;
- for (lineno = 1; lineno <= win_info->generic.content_size; lineno++)
+ for (lineno = 1; lineno <= win_info->content_size; lineno++)
tui_show_source_line (win_info, lineno);
}
else
tui_erase_source_content (win_info, TRUE);
tui_check_and_display_highlight_if_needed (win_info);
- tui_refresh_win (&win_info->generic);
- win_info->generic.content_in_use = TRUE;
+ win_info->refresh_window ();
+ win_info->content_in_use = TRUE;
}
+/* See tui-data.h. */
-/* Scroll the source forward or backward horizontally. */
void
-tui_horizontal_source_scroll (struct tui_win_info *win_info,
- enum tui_scroll_direction direction,
- int num_to_scroll)
+tui_source_window_base::refill ()
{
- if (win_info->generic.content != NULL)
+ symtab *s = nullptr;
+
+ if (type == SRC_WIN)
{
- struct gdbarch *gdbarch = win_info->detail.source_info.gdbarch;
- int offset;
- struct symtab *s = NULL;
+ symtab_and_line cursal = get_current_source_symtab_and_line ();
+ s = (cursal.symtab == NULL
+ ? find_pc_line_symtab (get_frame_pc (get_selected_frame (NULL)))
+ : cursal.symtab);
+ }
- if (win_info->generic.type == SRC_WIN)
- {
- struct symtab_and_line cursal = get_current_source_symtab_and_line ();
+ tui_update_source_window_as_is (this, gdbarch, s,
+ content[0]
+ ->which_element.source.line_or_addr,
+ FALSE);
+}
- if (cursal.symtab == NULL)
- s = find_pc_symtab (get_frame_pc (get_selected_frame (NULL)));
- else
- s = cursal.symtab;
- }
+/* Scroll the source forward or backward horizontally. */
- if (direction == LEFT_SCROLL)
- offset = win_info->detail.source_info.horizontal_offset + num_to_scroll;
- else
- {
- if ((offset =
- win_info->detail.source_info.horizontal_offset - num_to_scroll) < 0)
- offset = 0;
- }
- win_info->detail.source_info.horizontal_offset = offset;
- tui_update_source_window_as_is (win_info, gdbarch, s,
- ((struct tui_win_element *)
- win_info->generic.content[0])->which_element.source.line_or_addr,
- FALSE);
+void
+tui_source_window_base::do_scroll_horizontal (int num_to_scroll)
+{
+ if (content != NULL)
+ {
+ int offset = horizontal_offset + num_to_scroll;
+ if (offset < 0)
+ offset = 0;
+ horizontal_offset = offset;
+ refill ();
}
-
- return;
}
line_no. */
void
-tui_set_is_exec_point_at (struct tui_line_or_address l,
- struct tui_win_info *win_info)
+tui_source_window_base::set_is_exec_point_at (struct tui_line_or_address l)
{
int changed = 0;
int i;
- tui_win_content content = (tui_win_content) win_info->generic.content;
i = 0;
- while (i < win_info->generic.content_size)
+ while (i < content_size)
{
int new_state;
struct tui_line_or_address content_loa =
{
changed++;
content[i]->which_element.source.is_exec_point = new_state;
- tui_show_source_line (win_info, i + 1);
+ tui_show_source_line (this, i + 1);
}
i++;
}
if (changed)
- tui_refresh_win (&win_info->generic);
+ refill ();
}
/* Update the execution windows to show the active breakpoints.
This is called whenever a breakpoint is inserted, removed or
has its state changed. */
void
-tui_update_all_breakpoint_info (void)
+tui_update_all_breakpoint_info ()
{
- struct tui_list *list = tui_source_windows ();
- int i;
-
- for (i = 0; i < list->count; i++)
+ for (tui_source_window_base *win : tui_source_windows ())
{
- struct tui_win_info *win = list->list[i];
-
if (tui_update_breakpoint_info (win, FALSE))
{
tui_update_exec_info (win);
{
int i;
int need_refresh = 0;
- struct tui_source_info *src = &win->detail.source_info;
+ tui_source_window_base *src = (tui_source_window_base *) win;
- for (i = 0; i < win->generic.content_size; i++)
+ for (i = 0; i < win->content_size; i++)
{
struct breakpoint *bp;
extern struct breakpoint *breakpoint_chain;
int mode;
struct tui_source_element *line;
- line = &((struct tui_win_element *) win->generic.content[i])->which_element.source;
+ line = &win->content[i]->which_element.source;
if (current_only && !line->is_exec_point)
continue;
those that we already hit. */
mode = 0;
for (bp = breakpoint_chain;
- bp != (struct breakpoint *) NULL;
+ bp != NULL;
bp = bp->next)
{
+ struct bp_location *loc;
+
gdb_assert (line->line_or_addr.loa == LOA_LINE
|| line->line_or_addr.loa == LOA_ADDRESS);
- if ((win == TUI_SRC_WIN
- && bp->source_file
- && (strcmp (src->filename, bp->source_file) == 0)
- && line->line_or_addr.loa == LOA_LINE
- && bp->line_number == line->line_or_addr.u.line_no)
- || (win == TUI_DISASM_WIN
- && line->line_or_addr.loa == LOA_ADDRESS
- && bp->loc != NULL
- && bp->loc->address == line->line_or_addr.u.addr))
- {
- if (bp->enable_state == bp_disabled)
- mode |= TUI_BP_DISABLED;
- else
- mode |= TUI_BP_ENABLED;
- if (bp->hit_count)
- mode |= TUI_BP_HIT;
- if (bp->loc->cond)
- mode |= TUI_BP_CONDITIONAL;
- if (bp->type == bp_hardware_breakpoint)
- mode |= TUI_BP_HARDWARE;
- }
+
+ for (loc = bp->loc; loc != NULL; loc = loc->next)
+ {
+ if ((win == TUI_SRC_WIN
+ && loc->symtab != NULL
+ && filename_cmp (src->fullname,
+ symtab_to_fullname (loc->symtab)) == 0
+ && line->line_or_addr.loa == LOA_LINE
+ && loc->line_number == line->line_or_addr.u.line_no)
+ || (win == TUI_DISASM_WIN
+ && line->line_or_addr.loa == LOA_ADDRESS
+ && loc->address == line->line_or_addr.u.addr))
+ {
+ if (bp->enable_state == bp_disabled)
+ mode |= TUI_BP_DISABLED;
+ else
+ mode |= TUI_BP_ENABLED;
+ if (bp->hit_count)
+ mode |= TUI_BP_HIT;
+ if (bp->loc->cond)
+ mode |= TUI_BP_CONDITIONAL;
+ if (bp->type == bp_hardware_breakpoint)
+ mode |= TUI_BP_HARDWARE;
+ }
+ }
}
if (line->has_break != mode)
{
/* Function to initialize the content of the execution info window,
based upon the input window which is either the source or
disassembly window. */
-enum tui_status
-tui_set_exec_info_content (struct tui_win_info *win_info)
+void
+tui_set_exec_info_content (struct tui_source_window_base *win_info)
{
- enum tui_status ret = TUI_SUCCESS;
-
- if (win_info->detail.source_info.execution_info != (struct tui_gen_win_info *) NULL)
+ if (win_info->execution_info != NULL)
{
- struct tui_gen_win_info *exec_info_ptr = win_info->detail.source_info.execution_info;
+ struct tui_gen_win_info *exec_info_ptr = win_info->execution_info;
if (exec_info_ptr->content == NULL)
exec_info_ptr->content =
- (void **) tui_alloc_content (win_info->generic.height,
- exec_info_ptr->type);
- if (exec_info_ptr->content != NULL)
- {
- int i;
+ tui_alloc_content (win_info->height, exec_info_ptr->type);
- tui_update_breakpoint_info (win_info, 1);
- for (i = 0; i < win_info->generic.content_size; i++)
- {
- struct tui_win_element *element;
- struct tui_win_element *src_element;
- int mode;
-
- element = (struct tui_win_element *) exec_info_ptr->content[i];
- src_element = (struct tui_win_element *) win_info->generic.content[i];
-
- memset(element->which_element.simple_string, ' ',
- sizeof(element->which_element.simple_string));
- element->which_element.simple_string[TUI_EXECINFO_SIZE - 1] = 0;
-
- /* Now update the exec info content based upon the state
- of each line as indicated by the source content. */
- mode = src_element->which_element.source.has_break;
- if (mode & TUI_BP_HIT)
- element->which_element.simple_string[TUI_BP_HIT_POS] =
- (mode & TUI_BP_HARDWARE) ? 'H' : 'B';
- else if (mode & (TUI_BP_ENABLED | TUI_BP_DISABLED))
- element->which_element.simple_string[TUI_BP_HIT_POS] =
- (mode & TUI_BP_HARDWARE) ? 'h' : 'b';
-
- if (mode & TUI_BP_ENABLED)
- element->which_element.simple_string[TUI_BP_BREAK_POS] = '+';
- else if (mode & TUI_BP_DISABLED)
- element->which_element.simple_string[TUI_BP_BREAK_POS] = '-';
-
- if (src_element->which_element.source.is_exec_point)
- element->which_element.simple_string[TUI_EXEC_POS] = '>';
- }
- exec_info_ptr->content_size = win_info->generic.content_size;
+ tui_update_breakpoint_info (win_info, 1);
+ for (int i = 0; i < win_info->content_size; i++)
+ {
+ struct tui_win_element *element;
+ struct tui_win_element *src_element;
+ int mode;
+
+ element = exec_info_ptr->content[i];
+ src_element = win_info->content[i];
+
+ memset(element->which_element.simple_string, ' ',
+ sizeof(element->which_element.simple_string));
+ element->which_element.simple_string[TUI_EXECINFO_SIZE - 1] = 0;
+
+ /* Now update the exec info content based upon the state
+ of each line as indicated by the source content. */
+ mode = src_element->which_element.source.has_break;
+ if (mode & TUI_BP_HIT)
+ element->which_element.simple_string[TUI_BP_HIT_POS] =
+ (mode & TUI_BP_HARDWARE) ? 'H' : 'B';
+ else if (mode & (TUI_BP_ENABLED | TUI_BP_DISABLED))
+ element->which_element.simple_string[TUI_BP_HIT_POS] =
+ (mode & TUI_BP_HARDWARE) ? 'h' : 'b';
+
+ if (mode & TUI_BP_ENABLED)
+ element->which_element.simple_string[TUI_BP_BREAK_POS] = '+';
+ else if (mode & TUI_BP_DISABLED)
+ element->which_element.simple_string[TUI_BP_BREAK_POS] = '-';
+
+ if (src_element->which_element.source.is_exec_point)
+ element->which_element.simple_string[TUI_EXEC_POS] = '>';
}
- else
- ret = TUI_FAILURE;
+ exec_info_ptr->content_size = win_info->content_size;
}
-
- return ret;
}
void
-tui_show_exec_info_content (struct tui_win_info *win_info)
+tui_show_exec_info_content (struct tui_source_window_base *win_info)
{
- struct tui_gen_win_info *exec_info = win_info->detail.source_info.execution_info;
+ struct tui_gen_win_info *exec_info = win_info->execution_info;
int cur_line;
werase (exec_info->handle);
- tui_refresh_win (exec_info);
+ exec_info->refresh_window ();
for (cur_line = 1; (cur_line <= exec_info->content_size); cur_line++)
mvwaddstr (exec_info->handle,
cur_line,
0,
- ((struct tui_win_element *)
- exec_info->content[cur_line - 1])->which_element.simple_string);
- tui_refresh_win (exec_info);
+ (char *) exec_info->content[cur_line - 1]
+ ->which_element.simple_string);
+ exec_info->refresh_window ();
exec_info->content_in_use = TRUE;
}
void
-tui_erase_exec_info_content (struct tui_win_info *win_info)
+tui_erase_exec_info_content (struct tui_source_window_base *win_info)
{
- struct tui_gen_win_info *exec_info = win_info->detail.source_info.execution_info;
+ struct tui_gen_win_info *exec_info = win_info->execution_info;
werase (exec_info->handle);
- tui_refresh_win (exec_info);
+ exec_info->refresh_window ();
}
void
-tui_clear_exec_info_content (struct tui_win_info *win_info)
+tui_clear_exec_info_content (struct tui_source_window_base *win_info)
{
- win_info->detail.source_info.execution_info->content_in_use = FALSE;
+ win_info->execution_info->content_in_use = FALSE;
tui_erase_exec_info_content (win_info);
-
- return;
}
/* Function to update the execution info window. */
void
-tui_update_exec_info (struct tui_win_info *win_info)
+tui_update_exec_info (struct tui_source_window_base *win_info)
{
tui_set_exec_info_content (win_info);
tui_show_exec_info_content (win_info);
}
-enum tui_status
+void
tui_alloc_source_buffer (struct tui_win_info *win_info)
{
- char *src_line_buf;
int i, line_width, max_lines;
- max_lines = win_info->generic.height; /* Less the highlight box. */
- line_width = win_info->generic.width - 1;
- /*
- * Allocate the buffer for the source lines. Do this only once
- * since they will be re-used for all source displays. The only
- * other time this will be done is when a window's size changes.
- */
- if (win_info->generic.content == NULL)
+ /* The window width/height includes the highlight box. Determine actual
+ content dimensions, including string null-terminators. */
+ max_lines = win_info->height - 2;
+ line_width = win_info->width - 2 + 1;
+
+ /* Allocate the buffer for the source lines. */
+ if (win_info->content == NULL)
{
- src_line_buf = (char *)
- xmalloc ((max_lines * line_width) * sizeof (char));
- if (src_line_buf == (char *) NULL)
- {
- fputs_unfiltered ("Unable to Allocate Memory for Source or Disassembly Display.\n",
- gdb_stderr);
- return TUI_FAILURE;
- }
/* Allocate the content list. */
- if ((win_info->generic.content =
- (void **) tui_alloc_content (max_lines, SRC_WIN)) == NULL)
- {
- xfree (src_line_buf);
- fputs_unfiltered ("Unable to Allocate Memory for Source or Disassembly Display.\n",
- gdb_stderr);
- return TUI_FAILURE;
- }
+ win_info->content = tui_alloc_content (max_lines, SRC_WIN);
for (i = 0; i < max_lines; i++)
- ((struct tui_win_element *)
- win_info->generic.content[i])->which_element.source.line =
- src_line_buf + (line_width * i);
+ win_info->content[i]->which_element.source.line
+ = (char *) xmalloc (line_width);
}
-
- return TUI_SUCCESS;
}
-/* Answer whether the a particular line number or address is displayed
+/* Answer whether a particular line number or address is displayed
in the current source window. */
int
tui_line_is_displayed (int line,
else
threshold = 0;
i = 0;
- while (i < win_info->generic.content_size - threshold
+ while (i < win_info->content_size - threshold
&& !is_displayed)
{
- is_displayed = (((struct tui_win_element *)
- win_info->generic.content[i])->which_element.source.line_or_addr.loa
- == LOA_LINE)
- && (((struct tui_win_element *)
- win_info->generic.content[i])->which_element.source.line_or_addr.u.line_no
- == (int) line);
+ is_displayed
+ = win_info->content[i]
+ ->which_element.source.line_or_addr.loa == LOA_LINE
+ && win_info->content[i]
+ ->which_element.source.line_or_addr.u.line_no == line;
i++;
}
}
-/* Answer whether the a particular line number or address is displayed
+/* Answer whether a particular line number or address is displayed
in the current source window. */
int
tui_addr_is_displayed (CORE_ADDR addr,
else
threshold = 0;
i = 0;
- while (i < win_info->generic.content_size - threshold
+ while (i < win_info->content_size - threshold
&& !is_displayed)
{
- is_displayed = (((struct tui_win_element *)
- win_info->generic.content[i])->which_element.source.line_or_addr.loa
- == LOA_ADDRESS)
- && (((struct tui_win_element *)
- win_info->generic.content[i])->which_element.source.line_or_addr.u.addr
- == addr);
+ is_displayed
+ = win_info->content[i]
+ ->which_element.source.line_or_addr.loa == LOA_ADDRESS
+ && win_info->content[i]
+ ->which_element.source.line_or_addr.u.addr == addr;
i++;
}