diff options
Diffstat (limited to 'lisp/cmuscheme.el')
| -rw-r--r-- | lisp/cmuscheme.el | 103 |
1 files changed, 43 insertions, 60 deletions
diff --git a/lisp/cmuscheme.el b/lisp/cmuscheme.el index d43cdb15c0d..18087da9ac9 100644 --- a/lisp/cmuscheme.el +++ b/lisp/cmuscheme.el @@ -1,7 +1,6 @@ -;;; cmuscheme.el --- Scheme process in a buffer. Adapted from tea.el +;;; cmuscheme.el --- Scheme process in a buffer. Adapted from tea.el -*- lexical-binding: t -*- -;; Copyright (C) 1988, 1994, 1997, 2001-2021 Free Software Foundation, -;; Inc. +;; Copyright (C) 1988-2021 Free Software Foundation, Inc. ;; Author: Olin Shivers <olin.shivers@cs.cmu.edu> ;; Maintainer: emacs-devel@gnu.org @@ -26,20 +25,18 @@ ;; This is a customization of comint-mode (see comint.el) ;; -;; Written by Olin Shivers (olin.shivers@cs.cmu.edu). With bits and pieces +;; Written by Olin Shivers (olin.shivers@cs.cmu.edu). With bits and pieces ;; lifted from scheme.el, shell.el, clisp.el, newclisp.el, cobol.el, et al.. ;; 8/88 ;; ;; Please send me bug reports, bug fixes, and extensions, so that I can ;; merge them into the master source. ;; -;; The changelog is at the end of this file. -;; ;; NOTE: MIT Cscheme, when invoked with the -emacs flag, has a special user ;; interface that communicates process state back to the superior emacs by -;; outputting special control sequences. The Emacs package, xscheme.el, has +;; outputting special control sequences. The Emacs package, xscheme.el, has ;; lots and lots of special purpose code to read these control sequences, and -;; so is very tightly integrated with the cscheme process. The cscheme +;; so is very tightly integrated with the cscheme process. The cscheme ;; interrupt handler and debugger read single character commands in cbreak ;; mode; when this happens, xscheme.el switches to special keymaps that bind ;; the single letter command keys to emacs functions that directly send the @@ -49,18 +46,18 @@ ;; ;; Here's a summary of the pros and cons, as I see them. ;; xscheme: Tightly integrated with inferior cscheme process! A few commands -;; not in cmuscheme. But. Integration is a bit of a hack. Input -;; history only keeps the immediately prior input. Bizarre +;; not in cmuscheme. But. Integration is a bit of a hack. Input +;; history only keeps the immediately prior input. Bizarre ;; keybindings. ;; ;; cmuscheme: Not tightly integrated with inferior cscheme process. But. ;; Carefully integrated functionality with the entire suite of -;; comint-derived CMU process modes. Keybindings reminiscent of -;; Zwei and Hemlock. Good input history. A few commands not in +;; comint-derived CMU process modes. Keybindings reminiscent of +;; Zwei and Hemlock. Good input history. A few commands not in ;; xscheme. ;; -;; It's a tradeoff. Pay your money; take your choice. If you use a Scheme -;; that isn't Cscheme, of course, there isn't a choice. Xscheme.el is *very* +;; It's a tradeoff. Pay your money; take your choice. If you use a Scheme +;; that isn't Cscheme, of course, there isn't a choice. Xscheme.el is *very* ;; Cscheme-specific; you must use cmuscheme.el. Interested parties are ;; invited to port xscheme functionality on top of comint mode... @@ -70,18 +67,18 @@ ;; Created. ;; ;; 2/15/89 Olin -;; Removed -emacs flag from process invocation. It's only useful for +;; Removed -emacs flag from process invocation. It's only useful for ;; cscheme, and makes cscheme assume it's running under xscheme.el, -;; which messes things up royally. A bug. +;; which messes things up royally. A bug. ;; ;; 5/22/90 Olin ;; - Upgraded to use comint-send-string and comint-send-region. ;; - run-scheme now offers to let you edit the command line if -;; you invoke it with a prefix-arg. M-x scheme is redundant, and +;; you invoke it with a prefix-arg. M-x scheme is redundant, and ;; has been removed. ;; - Explicit references to process "scheme" have been replaced with -;; (scheme-proc). This allows better handling of multiple process bufs. -;; - Added scheme-send-last-sexp, bound to C-x C-e. A gnu convention. +;; (scheme-proc). This allows better handling of multiple process bufs. +;; - Added scheme-send-last-sexp, bound to C-x C-e. A gnu convention. ;; - Have not added process query facility a la cmulisp.el's lisp-show-arglist ;; and friends, but interested hackers might find a useful application ;; of this facility. @@ -95,42 +92,37 @@ (require 'scheme) (require 'comint) - (defgroup cmuscheme nil "Run a scheme process in a buffer." :group 'scheme) -;;; INFERIOR SCHEME MODE STUFF -;;;============================================================================ - (defcustom inferior-scheme-mode-hook nil "Hook for customizing inferior-scheme mode." - :type 'hook - :group 'cmuscheme) + :type 'hook) (defvar inferior-scheme-mode-map (let ((m (make-sparse-keymap))) - (define-key m "\M-\C-x" 'scheme-send-definition) ;gnu convention - (define-key m "\C-x\C-e" 'scheme-send-last-sexp) - (define-key m "\C-c\C-l" 'scheme-load-file) - (define-key m "\C-c\C-k" 'scheme-compile-file) + (define-key m "\M-\C-x" #'scheme-send-definition) ;gnu convention + (define-key m "\C-x\C-e" #'scheme-send-last-sexp) + (define-key m "\C-c\C-l" #'scheme-load-file) + (define-key m "\C-c\C-k" #'scheme-compile-file) (scheme-mode-commands m) m)) ;; Install the process communication commands in the scheme-mode keymap. -(define-key scheme-mode-map "\M-\C-x" 'scheme-send-definition);gnu convention -(define-key scheme-mode-map "\C-x\C-e" 'scheme-send-last-sexp);gnu convention -(define-key scheme-mode-map "\C-c\C-e" 'scheme-send-definition) -(define-key scheme-mode-map "\C-c\M-e" 'scheme-send-definition-and-go) -(define-key scheme-mode-map "\C-c\C-r" 'scheme-send-region) -(define-key scheme-mode-map "\C-c\M-r" 'scheme-send-region-and-go) -(define-key scheme-mode-map "\C-c\M-c" 'scheme-compile-definition) -(define-key scheme-mode-map "\C-c\C-c" 'scheme-compile-definition-and-go) -(define-key scheme-mode-map "\C-c\C-t" 'scheme-trace-procedure) -(define-key scheme-mode-map "\C-c\C-x" 'scheme-expand-current-form) -(define-key scheme-mode-map "\C-c\C-z" 'switch-to-scheme) -(define-key scheme-mode-map "\C-c\C-l" 'scheme-load-file) -(define-key scheme-mode-map "\C-c\C-k" 'scheme-compile-file) ;k for "kompile" +(define-key scheme-mode-map "\M-\C-x" #'scheme-send-definition);gnu convention +(define-key scheme-mode-map "\C-x\C-e" #'scheme-send-last-sexp);gnu convention +(define-key scheme-mode-map "\C-c\C-e" #'scheme-send-definition) +(define-key scheme-mode-map "\C-c\M-e" #'scheme-send-definition-and-go) +(define-key scheme-mode-map "\C-c\C-r" #'scheme-send-region) +(define-key scheme-mode-map "\C-c\M-r" #'scheme-send-region-and-go) +(define-key scheme-mode-map "\C-c\M-c" #'scheme-compile-definition) +(define-key scheme-mode-map "\C-c\C-c" #'scheme-compile-definition-and-go) +(define-key scheme-mode-map "\C-c\C-t" #'scheme-trace-procedure) +(define-key scheme-mode-map "\C-c\C-x" #'scheme-expand-current-form) +(define-key scheme-mode-map "\C-c\C-z" #'switch-to-scheme) +(define-key scheme-mode-map "\C-c\C-l" #'scheme-load-file) +(define-key scheme-mode-map "\C-c\C-k" #'scheme-compile-file) ;k for "kompile" (let ((map (lookup-key scheme-mode-map [menu-bar scheme]))) (define-key map [separator-eval] '("--")) @@ -157,8 +149,7 @@ (define-key map [send-region] '("Evaluate Region" . scheme-send-region)) (define-key map [send-sexp] - '("Evaluate Last S-expression" . scheme-send-last-sexp)) - ) + '("Evaluate Last S-expression" . scheme-send-last-sexp))) (defvar scheme-buffer) @@ -209,8 +200,7 @@ to continue it." (defcustom inferior-scheme-filter-regexp "\\`\\s *\\S ?\\S ?\\s *\\'" "Input matching this regexp are not saved on the history list. Defaults to a regexp ignoring all inputs of 0, 1, or 2 letters." - :type 'regexp - :group 'cmuscheme) + :type 'regexp) (defun scheme-input-filter (str) "Don't save anything matching `inferior-scheme-filter-regexp'." @@ -242,7 +232,7 @@ is run). scheme-program-name))) (if (not (comint-check-proc "*scheme*")) (let ((cmdlist (split-string-and-unquote cmd))) - (set-buffer (apply 'make-comint "scheme" (car cmdlist) + (set-buffer (apply #'make-comint "scheme" (car cmdlist) (scheme-start-file (car cmdlist)) (cdr cmdlist))) (inferior-scheme-mode))) (setq scheme-program-name cmd) @@ -282,8 +272,7 @@ in this order. Return nil if no start file found." (defcustom scheme-compile-exp-command "(compile '%s)" "Template for issuing commands to compile arbitrary Scheme expressions." - :type 'string - :group 'cmuscheme) + :type 'string) (defun scheme-compile-region (start end) "Compile the current region in the inferior Scheme process. @@ -311,15 +300,12 @@ For PLT-Scheme, e.g., one should use (setq scheme-trace-command \"(begin (require (lib \\\"trace.ss\\\")) (trace %s))\") For Scheme 48 and Scsh use \",trace %s\"." - :type 'string - :group 'cmuscheme) + :type 'string) (defcustom scheme-untrace-command "(untrace %s)" "Template for switching off tracing of a Scheme procedure. Scheme 48 and Scsh users should set this variable to \",untrace %s\"." - - :type 'string - :group 'cmuscheme) + :type 'string) (defun scheme-trace-procedure (proc &optional untrace) "Trace procedure PROC in the inferior Scheme process. @@ -341,8 +327,7 @@ With a prefix argument switch off tracing of procedure PROC." (defcustom scheme-macro-expand-command "(expand %s)" "Template for macro-expanding a Scheme form. For Scheme 48 and Scsh use \",expand %s\"." - :type 'string - :group 'cmuscheme) + :type 'string) (defun scheme-expand-current-form () "Macro-expand the form at point in the inferior Scheme process." @@ -410,8 +395,7 @@ Then switch to the process buffer." If it's loaded into a buffer that is in one of these major modes, it's considered a scheme source file by `scheme-load-file' and `scheme-compile-file'. Used by these commands to determine defaults." - :type '(repeat function) - :group 'cmuscheme) + :type '(repeat function)) (defvar scheme-prev-l/c-dir/file nil "Caches the last (directory . file) pair. @@ -514,8 +498,7 @@ command to run." (defcustom cmuscheme-load-hook nil "This hook is run when cmuscheme is loaded in. This is a good place to put keybindings." - :type 'hook - :group 'cmuscheme) + :type 'hook) (make-obsolete-variable 'cmuscheme-load-hook "use `with-eval-after-load' instead." "28.1") |