#include "tuiIO.h"
#include "tuiRegs.h"
#include "tuiWin.h"
-
-/* The Solaris header files seem to provide no declaration for this at
- all when __STDC__ is defined. This shouldn't conflict with
- anything. */
-extern char *tgoto ();
-
-/***********************
-** Local Definitions
-************************/
-#define FILEDES 2
-/* Solaris <sys/termios.h> defines CTRL. */
-#ifndef CTRL
-#define CTRL(x) (x & ~0140)
-#endif
-#define CHK(val, dft) (val<=0 ? dft : val)
-
-#define TOGGLE_USAGE "Usage:toggle breakpoints"
-#define TUI_TOGGLE_USAGE "Usage:\ttoggle $fregs\n\ttoggle breakpoints"
-
-/*****************************
-** Local static forward decls
-******************************/
-static void _tuiReset (void);
-static void _toggle_command (char *, int);
-static void _tui_vToggle_command (va_list);
-
-
-
-/***********************
-** Public Functions
-************************/
-
-/*
- ** tuiInit().
- */
-void
-tuiInit (char *argv0)
-{
- extern void init_page_info ();
-extern void initialize_tui_files (void);
-
- initialize_tui_files ();
- initializeStaticData ();
- initscr ();
- refresh ();
- setTermHeightTo (LINES);
- setTermWidthTo (COLS);
- tuiInitWindows ();
- wrefresh (cmdWin->generic.handle);
- init_page_info ();
- /* Don't hook debugger output if doing command-window
- * the XDB way. However, one thing we do want to do in
- * XDB style is set up the scrolling region to be
- * the bottom of the screen (tuiTermUnsetup()).
- */
- fputs_unfiltered_hook = NULL;
- rl_initialize (); /* need readline initialization to
- * create termcap sequences
- */
- tuiTermUnsetup (1, cmdWin->detail.commandInfo.curch);
-
- return;
-} /* tuiInit */
-
-
-/*
- ** tuiInitWindows().
- */
-void
-tuiInitWindows (void)
-{
- TuiWinType type;
-
- tuiSetLocatorContent (0);
- showLayout (SRC_COMMAND);
- keypad (cmdWin->generic.handle, TRUE);
- echo ();
- crmode ();
- nl ();
- tuiSetWinFocusTo (srcWin);
-
- return;
-} /* tuiInitWindows */
-
-
-/*
- ** tuiCleanUp().
- ** Kill signal handler and cleanup termination method
- */
-void
-tuiResetScreen (void)
+#include "readline/readline.h"
+#include "target.h"
+#include "frame.h"
+#include "breakpoint.h"
+
+/* Tells whether the TUI is active or not. */
+int tui_active = 0;
+static int tui_finish_init = 1;
+
+/* Switch the output mode between TUI/standard gdb. */
+static int
+tui_switch_mode (void)
{
- TuiWinType type = SRC_WIN;
-
- keypad (cmdWin->generic.handle, FALSE);
- for (; type < MAX_MAJOR_WINDOWS; type++)
+ if (tui_active)
{
- if (m_winPtrNotNull (winList[type]) &&
- winList[type]->generic.type != UNDEFINED_WIN &&
- !winList[type]->generic.isVisible)
- tuiDelWindow (winList[type]);
+ tui_disable ();
+ printf_filtered ("Left the TUI mode\n");
+ }
+ else
+ {
+ tui_enable ();
+ printf_filtered ("Entered the TUI mode\n");
}
- endwin ();
- initscr ();
- refresh ();
- echo ();
- crmode ();
- nl ();
-
- return;
-} /* tuiResetScreen */
+ /* Clear the readline in case switching occurred in middle of something. */
+ if (rl_end)
+ rl_kill_text (0, rl_end);
+
+ /* Since we left the curses mode, the terminal mode is restored to
+ some previous state. That state may not be suitable for readline
+ to work correctly (it may be restored in line mode). We force an
+ exit of the current readline so that readline is re-entered and it
+ will be able to setup the terminal for its needs. By re-entering
+ in readline, we also redisplay its prompt in the non-curses mode. */
+ rl_newline (1, '\n');
+ return 0;
+}
-/*
- ** tuiCleanUp().
- ** Kill signal handler and cleanup termination method
- */
+/* Initialize readline and configure the keymap for the switching
+ key shortcut. */
void
-tuiCleanUp (void)
+tui_initialize_readline ()
{
- char *buffer;
- extern char *term_cursor_move;
-
- signal (SIGINT, SIG_IGN);
- tuiTermSetup (0); /* Restore scrolling region to whole screen */
- keypad (cmdWin->generic.handle, FALSE);
- freeAllWindows ();
- endwin ();
- buffer = tgoto (term_cursor_move, 0, termHeight ());
- tputs (buffer, 1, putchar);
- _tuiReset ();
-
- return;
-} /* tuiCleanUp */
+ rl_initialize ();
+ rl_add_defun ("tui-switch-mode", tui_switch_mode, -1);
+ rl_bind_key_in_map ('a', tui_switch_mode, emacs_ctlx_keymap);
+ rl_bind_key_in_map ('A', tui_switch_mode, emacs_ctlx_keymap);
+ rl_bind_key_in_map (CTRL ('A'), tui_switch_mode, emacs_ctlx_keymap);
+}
-/*
- ** tuiError().
- */
+/* Enter in the tui mode (curses).
+ When in normal mode, it installs the tui hooks in gdb, redirects
+ the gdb output, configures the readline to work in tui mode.
+ When in curses mode, it does nothing. */
void
-tuiError (char *string, int exitGdb)
+tui_enable (void)
{
- puts_unfiltered (string);
- if (exitGdb)
+ if (tui_active)
+ return;
+
+ /* To avoid to initialize curses when gdb starts, there is a defered
+ curses initialization. This initialization is made only once
+ and the first time the curses mode is entered. */
+ if (tui_finish_init)
{
- tuiCleanUp ();
- exit (-1);
+ WINDOW *w;
+
+ w = initscr ();
+
+ cbreak();
+ noecho();
+ /*timeout (1);*/
+ nodelay(w, FALSE);
+ nl();
+ keypad (w, TRUE);
+ rl_initialize ();
+ setTermHeightTo (LINES);
+ setTermWidthTo (COLS);
+ def_prog_mode ();
+
+ tuiSetLocatorContent (0);
+ showLayout (SRC_COMMAND);
+ tuiSetWinFocusTo (srcWin);
+ wrefresh (cmdWin->generic.handle);
+ tui_finish_init = 0;
}
+ else
+ {
+ /* Save the current gdb setting of the terminal.
+ Curses will restore this state when endwin() is called. */
+ def_shell_mode ();
+ clearok (stdscr, TRUE);
+ }
- return;
-} /* tuiError */
+ /* Install the TUI specific hooks. */
+ tui_install_hooks ();
+ tui_setup_io (1);
-/*
- ** tui_vError()
- ** tuiError with args in a va_list.
- */
+ tui_version = 1;
+ tui_active = 1;
+ refresh ();
+}
+
+/* Leave the tui mode.
+ Remove the tui hooks and configure the gdb output and readline
+ back to their original state. The curses mode is left so that
+ the terminal setting is restored to the point when we entered. */
void
-tui_vError (va_list args)
+tui_disable (void)
{
- char *string;
- int exitGdb;
+ if (!tui_active)
+ return;
- string = va_arg (args, char *);
- exitGdb = va_arg (args, int);
+ /* Remove TUI hooks. */
+ tui_remove_hooks ();
- tuiError (string, exitGdb);
+ /* Leave curses and restore previous gdb terminal setting. */
+ endwin ();
- return;
-} /* tui_vError */
+ /* gdb terminal has changed, update gdb internal copy of it
+ so that terminal management with the inferior works. */
+ tui_setup_io (0);
+ tui_version = 0;
+ tui_active = 0;
+}
-/*
- ** tuiFree()
- ** Wrapper on top of free() to ensure that input address is greater than 0x0
- */
+/* Wrapper on top of free() to ensure that input address
+ is greater than 0x0. */
void
tuiFree (char *ptr)
{
{
xfree (ptr);
}
+}
- return;
-} /* tuiFree */
-
-
-/* tuiGetLowDisassemblyAddress().
- ** Determine what the low address will be to display in the TUI's
- ** disassembly window. This may or may not be the same as the
- ** low address input.
- */
-Opaque
-tuiGetLowDisassemblyAddress (Opaque low, Opaque pc)
+/* Determine what the low address will be to display in the TUI's
+ disassembly window. This may or may not be the same as the
+ low address input. */
+CORE_ADDR
+tuiGetLowDisassemblyAddress (CORE_ADDR low, CORE_ADDR pc)
{
int line;
Opaque newLow;
- /*
- ** Determine where to start the disassembly so that the pc is about in the
- ** middle of the viewport.
- */
+ /* Determine where to start the disassembly so that the pc is about in the
+ middle of the viewport. */
for (line = 0, newLow = pc;
(newLow > low &&
line < (tuiDefaultWinViewportHeight (DISASSEM_WIN,
}
return newLow;
-} /* tuiGetLowDisassemblyAddress */
-
-
-/* tui_vGetLowDisassemblyAddress().
- ** Determine what the low address will be to display in the TUI's
- ** disassembly window with args in a va_list.
- */
-Opaque
-tui_vGetLowDisassemblyAddress (va_list args)
-{
- int line;
- Opaque newLow;
- Opaque low;
- Opaque pc;
-
- low = va_arg (args, Opaque);
- pc = va_arg (args, Opaque);
-
- return (tuiGetLowDisassemblyAddress (low, pc));
-
-} /* tui_vGetLowDisassemblyAddress */
-
-
-void
-tui_vSelectSourceSymtab (va_list args)
-{
- struct symtab *s = va_arg (args, struct symtab *);
-
- select_source_symtab (s);
- return;
-} /* tui_vSelectSourceSymtab */
-
-
-/*
- ** _initialize_tui().
- ** Function to initialize gdb commands, for tui window manipulation.
- */
-void
-_initialize_tui (void)
-{
-#if 0
- if (tui_version)
- {
- add_com ("toggle", class_tui, _toggle_command,
- "Toggle Terminal UI Features\n\
-Usage: Toggle $fregs\n\
-\tToggles between single and double precision floating point registers.\n");
- }
-#endif
- char *helpStr;
-
- if (tui_version)
- helpStr = "Toggle Specified Features\n\
-Usage:\ttoggle $fregs\n\ttoggle breakpoints";
- else
- helpStr = "Toggle Specified Features\nUsage:toggle breakpoints";
- add_abbrev_prefix_cmd ("toggle",
- class_tui,
- _toggle_command,
- helpStr,
- &togglelist,
- "toggle ",
- 1,
- &cmdlist);
-} /* _initialize_tui */
-
+}
void
strcat_to_buf (char *buf, int buflen, char *itemToAdd)
va_end (args);
}
+#if 0
+/* Solaris <sys/termios.h> defines CTRL. */
+#ifndef CTRL
+#define CTRL(x) (x & ~0140)
+#endif
-
-
-
-/***********************
-** Static Functions
-************************/
-
-
-
-static void
-_toggle_command (char *arg, int fromTTY)
-{
- printf_filtered ("Specify feature to toggle.\n%s\n",
- (tui_version) ? TUI_TOGGLE_USAGE : TOGGLE_USAGE);
-/*
- tuiDo((TuiOpaqueFuncPtr)_Toggle_command, arg, fromTTY);
- */
-}
-
-/*
- ** _tui_vToggle_command().
- */
-static void
-_tui_vToggle_command (va_list args)
-{
- char *arg;
- int fromTTY;
-
- arg = va_arg (args, char *);
-
- if (arg == (char *) NULL)
- printf_filtered (TOGGLE_USAGE);
- else
- {
- char *ptr = (char *) tuiStrDup (arg);
- int i;
-
- for (i = 0; (ptr[i]); i++)
- ptr[i] = toupper (arg[i]);
-
- if (subset_compare (ptr, TUI_FLOAT_REGS_NAME))
- tuiToggleFloatRegs ();
-/* else if (subset_compare(ptr, "ANOTHER TOGGLE OPTION"))
- ...
- */
- else
- printf_filtered (TOGGLE_USAGE);
- tuiFree (ptr);
- }
-
- return;
-} /* _tuiToggle_command */
-
+#define FILEDES 2
+#define CHK(val, dft) (val<=0 ? dft : val)
static void
_tuiReset (void)
return;
} /* _tuiReset */
+#endif
+
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