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dbda997201
* utils.c: Use "", instead of <>, to include readline. tui/tui-win.c, tui/tui.c, tui/tui-hooks.c: Ditto. * tracepoint.c, top.c, symmisc.c, symfile.c: Ditto. * source.c, solib.c, exec.c, event-top.c: Ditto. * corelow.c, completer.c, cli/cli-setshow.c: Ditto. * cli/cli-dump.c, cli/cli-cmds.c: Ditto. * Makefile.in: Update all dependencies. (readline_tilde_h, readline_history_h): Define. (readline_headers): Delete.
321 lines
7.4 KiB
C
321 lines
7.4 KiB
C
/* GDB hooks for TUI.
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Copyright 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "symtab.h"
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#include "inferior.h"
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#include "command.h"
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#include "bfd.h"
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#include "symfile.h"
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#include "objfiles.h"
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#include "target.h"
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#include "gdbcore.h"
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#include "event-loop.h"
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#include "event-top.h"
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#include "frame.h"
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#include "breakpoint.h"
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#include "gdb-events.h"
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#include "ui-out.h"
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#include "top.h"
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#include "readline/readline.h"
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#include <unistd.h>
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#include <fcntl.h>
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#include "tui/tui.h"
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#include "tui/tui-hooks.h"
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#include "tui/tui-data.h"
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#include "tui/tui-layout.h"
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#include "tui/tui-io.h"
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#include "tui/tui-regs.h"
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#include "tui/tui-win.h"
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#include "tui/tui-stack.h"
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#include "tui/tui-windata.h"
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#include "tui/tui-winsource.h"
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#include "gdb_curses.h"
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int tui_target_has_run = 0;
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static void (* tui_target_new_objfile_chain) (struct objfile*);
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static void
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tui_new_objfile_hook (struct objfile* objfile)
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{
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if (tui_active)
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tui_display_main ();
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if (tui_target_new_objfile_chain)
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tui_target_new_objfile_chain (objfile);
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}
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static int
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tui_query_hook (const char * msg, va_list argp)
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{
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int retval;
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int ans2;
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int answer;
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/* Automatically answer "yes" if input is not from a terminal. */
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if (!input_from_terminal_p ())
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return 1;
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echo ();
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while (1)
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{
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wrap_here (""); /* Flush any buffered output */
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gdb_flush (gdb_stdout);
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vfprintf_filtered (gdb_stdout, msg, argp);
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printf_filtered ("(y or n) ");
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wrap_here ("");
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gdb_flush (gdb_stdout);
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answer = tui_getc (stdin);
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clearerr (stdin); /* in case of C-d */
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if (answer == EOF) /* C-d */
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{
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retval = 1;
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break;
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}
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/* Eat rest of input line, to EOF or newline */
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if (answer != '\n')
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do
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{
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ans2 = tui_getc (stdin);
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clearerr (stdin);
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}
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while (ans2 != EOF && ans2 != '\n' && ans2 != '\r');
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if (answer >= 'a')
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answer -= 040;
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if (answer == 'Y')
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{
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retval = 1;
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break;
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}
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if (answer == 'N')
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{
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retval = 0;
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break;
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}
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printf_filtered ("Please answer y or n.\n");
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}
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noecho ();
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return retval;
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}
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/* Prevent recursion of registers_changed_hook(). */
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static int tui_refreshing_registers = 0;
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static void
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tui_registers_changed_hook (void)
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{
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struct frame_info *fi;
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fi = deprecated_selected_frame;
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if (fi && tui_refreshing_registers == 0)
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{
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tui_refreshing_registers = 1;
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#if 0
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tui_check_data_values (fi);
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#endif
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tui_refreshing_registers = 0;
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}
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}
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static void
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tui_register_changed_hook (int regno)
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{
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struct frame_info *fi;
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fi = deprecated_selected_frame;
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if (fi && tui_refreshing_registers == 0)
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{
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tui_refreshing_registers = 1;
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tui_check_data_values (fi);
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tui_refreshing_registers = 0;
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}
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}
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/* Breakpoint creation hook.
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Update the screen to show the new breakpoint. */
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static void
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tui_event_create_breakpoint (int number)
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{
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tui_update_all_breakpoint_info ();
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}
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/* Breakpoint deletion hook.
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Refresh the screen to update the breakpoint marks. */
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static void
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tui_event_delete_breakpoint (int number)
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{
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tui_update_all_breakpoint_info ();
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}
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static void
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tui_event_modify_breakpoint (int number)
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{
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tui_update_all_breakpoint_info ();
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}
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static void
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tui_event_default (int number)
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{
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;
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}
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static struct gdb_events *tui_old_event_hooks;
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static struct gdb_events tui_event_hooks =
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{
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tui_event_create_breakpoint,
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tui_event_delete_breakpoint,
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tui_event_modify_breakpoint,
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tui_event_default,
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tui_event_default,
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tui_event_default
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};
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/* Called when going to wait for the target.
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Leave curses mode and setup program mode. */
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static ptid_t
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tui_target_wait_hook (ptid_t pid, struct target_waitstatus *status)
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{
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ptid_t res;
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/* Leave tui mode (optional). */
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#if 0
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if (tui_active)
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{
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target_terminal_ours ();
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endwin ();
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target_terminal_inferior ();
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}
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#endif
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tui_target_has_run = 1;
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res = target_wait (pid, status);
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if (tui_active)
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{
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/* TODO: need to refresh (optional). */
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}
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return res;
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}
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/* The selected frame has changed. This is happens after a target
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stop or when the user explicitly changes the frame (up/down/thread/...). */
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static void
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tui_selected_frame_level_changed_hook (int level)
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{
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struct frame_info *fi;
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fi = deprecated_selected_frame;
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/* Ensure that symbols for this frame are read in. Also, determine the
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source language of this frame, and switch to it if desired. */
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if (fi)
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{
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struct symtab *s;
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s = find_pc_symtab (get_frame_pc (fi));
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/* elz: this if here fixes the problem with the pc not being displayed
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in the tui asm layout, with no debug symbols. The value of s
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would be 0 here, and select_source_symtab would abort the
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command by calling the 'error' function */
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if (s)
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select_source_symtab (s);
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/* Display the frame position (even if there is no symbols). */
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tui_show_frame_info (fi);
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/* Refresh the register window if it's visible. */
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if (tui_is_window_visible (DATA_WIN))
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{
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tui_refreshing_registers = 1;
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tui_check_data_values (fi);
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tui_refreshing_registers = 0;
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}
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}
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}
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/* Called from print_frame_info to list the line we stopped in. */
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static void
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tui_print_frame_info_listing_hook (struct symtab *s, int line,
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int stopline, int noerror)
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{
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select_source_symtab (s);
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tui_show_frame_info (deprecated_selected_frame);
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}
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/* Called when the target process died or is detached.
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Update the status line. */
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static void
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tui_detach_hook (void)
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{
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tui_show_frame_info (0);
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tui_display_main ();
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}
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/* Install the TUI specific hooks. */
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void
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tui_install_hooks (void)
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{
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target_wait_hook = tui_target_wait_hook;
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selected_frame_level_changed_hook = tui_selected_frame_level_changed_hook;
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print_frame_info_listing_hook = tui_print_frame_info_listing_hook;
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query_hook = tui_query_hook;
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/* Install the event hooks. */
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tui_old_event_hooks = set_gdb_event_hooks (&tui_event_hooks);
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registers_changed_hook = tui_registers_changed_hook;
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register_changed_hook = tui_register_changed_hook;
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detach_hook = tui_detach_hook;
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}
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/* Remove the TUI specific hooks. */
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void
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tui_remove_hooks (void)
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{
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target_wait_hook = 0;
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selected_frame_level_changed_hook = 0;
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print_frame_info_listing_hook = 0;
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query_hook = 0;
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registers_changed_hook = 0;
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register_changed_hook = 0;
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detach_hook = 0;
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/* Restore the previous event hooks. */
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set_gdb_event_hooks (tui_old_event_hooks);
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}
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void _initialize_tui_hooks (void);
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void
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_initialize_tui_hooks (void)
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{
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/* Install the permanent hooks. */
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tui_target_new_objfile_chain = target_new_objfile_hook;
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target_new_objfile_hook = tui_new_objfile_hook;
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}
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