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;; Copyright (C) 2015-2017 Free Software Foundation, Inc
;; Author: Rocky Bernstein <rocky@gnu.org>
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;; tracks shell output
(require 'shell)
(require 'load-relative)
(require-relative-list
'("core" "helper" "track" "loc" "lochist" "file"
"fringe" "window" "regexp" "menu" "backtrace-mode"
"send" "shortkey" "utils") "realgud-")
(require-relative-list '("buffer/command") "realgud-buffer-")
;; FIXME figure out if I can put this in something like a header file.
(declare-function realgud-fringe-erase-history-arrows 'realgud-buffer-command)
(declare-function realgud:track-set-debugger 'realgud-track)
(declare-function realgud-populate-debugger-menu 'realgud-menu)
(declare-function realgud-cmdbuf-info-divert-output?= 'realgud-buffer-command)
(declare-function realgud-cmdbuf-info-prior-prompt-regexp=
'realgud-buffer-command)
(declare-function realgud-cmdbuf-info-set?
'realgud-buffer-command)
(declare-function realgud:canonic-major-mode
'realgud-utils)
(declare-function shell-mode 'shell)
(defvar realgud-track-mode-map
(let ((map (copy-keymap shell-mode-map)))
(realgud-populate-debugger-menu map)
(define-key map "\r" 'realgud:send-input)
(define-key map [M-right] 'realgud-track-hist-newest)
(define-key map [M-down] 'realgud-track-hist-newer)
(define-key map [M-up] 'realgud-track-hist-older)
(define-key map [M-print] 'realgud-track-hist-older)
(define-key map [M-S-down] 'realgud-track-hist-newest)
(define-key map [M-S-up] 'realgud-track-hist-oldest)
(define-key map "\C-cS" 'realgud-window-src-undisturb-cmd)
(define-key map (kbd "C-c !d") 'realgud:goto-debugger-loc-line)
map)
"Keymap used in `realgud-track-minor-mode'.
\\{realgud-track-mode-map}")
(defvar realgud:tool-bar-map
(let ((map (make-sparse-keymap)))
(dolist (x '((realgud:cmd-break . "gud/break")
;; (realgud:cmd-remove . "gud/remove")
;; (realgud:cmd-print . "gud/print")
;; (realgud:cmd-pstar . "gud/pstar")
;; (realgud:cmd-pp . "gud/pp")
;; (realgud:cmd-watch . "gud/watch")
(realgud:cmd-restart . "gud/run")
;; (realgud:cmd-go . "gud/go")
;; (realgud:cmd-stop-subjob . "gud/stop")
(realgud:cmd-continue . "gud/cont")
(realgud:cmd-until . "gud/until")
(realgud:cmd-next . "gud/next")
(realgud:cmd-step . "gud/step")
(realgud:cmd-finish . "gud/finish")
;; (realgud:cmd-nexti . "gud/nexti")
;; (realgud:cmd-stepi . "gud/stepi")
(realgud:cmd-older-frame . "gud/up")
(realgud:cmd-newer-frame . "gud/down")
(realgud:cmdbuf-info-describe . "info"))
map)
(tool-bar-local-item-from-menu
(car x) (cdr x) map realgud-track-mode-map)))
"toolbar use when `realgud' interface is active"
)
(define-minor-mode realgud-track-mode
"Minor mode for tracking debugging inside a process shell."
:init-value nil
:global nil
:group 'realgud
:lighter
(:eval (progn
(concat " "
(if (realgud-cmdbuf-info-set?)
(realgud-sget 'cmdbuf-info 'debugger-name)
"dbgr??"))))
:keymap realgud-track-mode-map
;; Setup/teardown
(realgud-track-mode-setup realgud-track-mode)
)
;; FIXME: this should have been picked up by require'ing track.
(defvar realgud-track-divert-string)
(defun realgud-track-mode-setup (mode-on?)
"Called when entering or leaving `realgud-track-mode'. Variable
MODE-ON is a boolean which specifies if we are going into or out
of this mode."
(if mode-on?
(let ((process (get-buffer-process (current-buffer))))
(unless process
(setq realgud-track-mode nil)
(error "Can't find a process for buffer %s" (current-buffer)))
(setq realgud-track-divert-string "")
(setq realgud-track-mode 't)
;; FIXME: save and chain process-sentinel via
;; (process-sentinel (get-buffer-process (current-buffer)))
(set-process-sentinel process 'realgud-term-sentinel)
(unless (and (realgud-cmdbuf-info-set?)
(realgud-sget 'cmdbuf-info 'debugger-name))
(call-interactively 'realgud:track-set-debugger))
(if (boundp 'comint-last-output-start)
(progn
(realgud-cmdbuf-info-prior-prompt-regexp= comint-prompt-regexp)
(realgud-cmdbuf-info-divert-output?= nil)
(let* ((regexp-hash
(and (realgud-cmdbuf-info? realgud-cmdbuf-info)
(realgud-sget 'cmdbuf-info 'regexp-hash)))
(prompt-pat (and regexp-hash
(gethash "prompt" regexp-hash))))
(if prompt-pat
(setq comint-prompt-regexp
(realgud-loc-pat-regexp prompt-pat)))))
(set-marker comint-last-output-start (point)))
(set (make-local-variable 'tool-bar-map) realgud:tool-bar-map)
(let ((mode (realgud:canonic-major-mode)))
(cond ((eq mode 'eshell)
(add-hook 'eshell-output-filter-functions
'realgud-track-eshell-output-filter-hook))
((eq mode 'comint)
(add-hook 'comint-output-filter-functions
'realgud-track-comint-output-filter-hook))
))
(run-mode-hooks 'realgud-track-mode-hook))
;; else
(progn
(if (and (boundp 'comint-last-output-start) realgud-cmdbuf-info)
(setq comint-prompt-regexp
(realgud-sget 'cmdbuf-info 'prior-prompt-regexp))
)
(kill-local-variable 'realgud:tool-bar-map)
(realgud-fringe-erase-history-arrows)
(let ((mode (realgud:canonic-major-mode)))
(cond ((eq mode 'eshell)
(remove-hook 'eshell-output-filter-functions
'realgud-track-eshell-output-filter-hook))
((eq mode 'comint)
(remove-hook 'comint-output-filter-functions
'realgud-track-comint-output-filter-hook))
))
(let* ((cmd-process (get-buffer-process (current-buffer)))
(status (if cmd-process
(list (propertize (format ":%s"
(process-status cmd-process))
'face 'realgud-debugger-running))
""))
)
(setq mode-line-process status)
;; Force mode line redisplay soon.
(force-mode-line-update)
;; FIXME: This is a workaround. Without this, we comint doesn't
;; process commands
(unless (member 'comint-mode minor-mode-list) (comint-mode))
)
;; FIXME: restore/unchain old process sentinels.
)
)
)
;; For name == "trepan", produces:
;; (defvar trepan-track-mode nil
;; "Non-nil if using trepan track-mode ... "
;; (defvar trepan-track-mode-map (make-sparse-keymap))
;; (defvar trepan-short-key-mode-map (make-sparse-keymap))
;; (set-keymap-parent trepan-short-key-mode-map realgud-short-key-mode-map)
(defmacro realgud-track-mode-vars (name)
`(progn
(defvar ,(intern (concat name "-track-mode")) nil
,(format "Non-nil if using %s-track-mode as a minor mode of some other mode.
Use the command `%s-track-mode' to toggle or set this variable." name name))
(defvar ,(intern (concat name "-track-mode-map")) (make-sparse-keymap)
,(format "Keymap used in `%s-track-mode'." name))
(defvar ,(intern (concat name "-short-key-mode-map")) (make-sparse-keymap))
))
;; FIXME: The below could be a macro? I have a hard time getting
;; macros right.
(defun realgud-track-mode-body(name)
"Used in by custom debuggers: pydbgr, trepan, gdb, etc. NAME is
the name of the debugger which is used to preface variables."
(realgud:track-set-debugger name)
(funcall (intern (concat "realgud-define-" name "-commands")))
(if (intern (concat name "-track-mode"))
(progn
(setq realgud-track-mode 't)
(run-mode-hooks (intern (concat name "-track-mode-hook"))))
(progn
(setq realgud-track-mode nil)
)))
(defun realgud:track-mode-disable()
"Disable the debugger track-mode hook"
(interactive "")
(if realgud-track-mode
(progn
(setq realgud-track-mode nil)
;; FIXME: for some reason, disabling trak mode also
;; disables shell mode. Reinitialize it?
(if (equal mode-name "Shell")
(shell-mode))
)
(message "Debugger is not in track mode")))
(defun realgud:track-mode-enable()
"Enable the debugger track-mode hook"
(interactive "")
(if realgud-track-mode
(message "Debugger track mode is already enabled.")
(setq realgud-track-mode t))
)
(provide-me "realgud-")