diff options
Diffstat (limited to 'lisp/shell.el')
| -rw-r--r-- | lisp/shell.el | 70 |
1 files changed, 44 insertions, 26 deletions
diff --git a/lisp/shell.el b/lisp/shell.el index b98efceefbf..fc8f3dfb940 100644 --- a/lisp/shell.el +++ b/lisp/shell.el @@ -46,7 +46,7 @@ ;; YOUR .EMACS FILE ;;============================================================================= -;; Some suggestions for your .emacs file. +;; Some suggestions for your init file. ;; ;; ;; Define M-# to run some strange command: ;; (eval-after-load "shell" @@ -136,9 +136,7 @@ how Shell mode treats paragraphs. The pattern should probably not match more than one line. If it does, Shell mode may become confused trying to distinguish prompt from input -on lines which don't start with a prompt. - -This is a fine thing to set in your `.emacs' file." +on lines which don't start with a prompt." :type 'regexp :group 'shell) @@ -146,9 +144,7 @@ This is a fine thing to set in your `.emacs' file." "List of suffixes to be disregarded during file/command completion. This variable is used to initialize `comint-completion-fignore' in the shell buffer. The default is nil, for compatibility with most shells. -Some people like (\"~\" \"#\" \"%\"). - -This is a fine thing to set in your `.emacs' file." +Some people like (\"~\" \"#\" \"%\")." :type '(repeat (string :tag "Suffix")) :group 'shell) @@ -158,31 +154,29 @@ This variable is used to initialize `comint-delimiter-argument-list' in the shell buffer. The value may depend on the operating system or shell." :type '(choice (const nil) (repeat :tag "List of characters" character)) - ;; Reverted. -;; :version "24.1" ; changed to nil (bug#8027) :group 'shell) -(defvar shell-file-name-chars +(defcustom shell-file-name-chars (if (memq system-type '(ms-dos windows-nt cygwin)) "~/A-Za-z0-9_^$!#%&{}@`'.,:()-" "[]~/A-Za-z0-9+@:_.$#%,={}-") "String of characters valid in a file name. This variable is used to initialize `comint-file-name-chars' in the -shell buffer. The value may depend on the operating system or shell. - -This is a fine thing to set in your `.emacs' file.") +shell buffer. The value may depend on the operating system or shell." + :type 'string + :group 'shell) -(defvar shell-file-name-quote-list +(defcustom shell-file-name-quote-list (if (memq system-type '(ms-dos windows-nt)) nil (append shell-delimiter-argument-list '(?\s ?$ ?\* ?\! ?\" ?\' ?\` ?\# ?\\))) "List of characters to quote when in a file name. This variable is used to initialize `comint-file-name-quote-list' in the -shell buffer. The value may depend on the operating system or shell. - -This is a fine thing to set in your `.emacs' file.") +shell buffer. The value may depend on the operating system or shell." + :type '(repeat character) + :group 'shell) -(defvar shell-dynamic-complete-functions +(defcustom shell-dynamic-complete-functions '(comint-c-a-p-replace-by-expanded-history shell-environment-variable-completion shell-command-completion @@ -192,9 +186,9 @@ This is a fine thing to set in your `.emacs' file.") comint-filename-completion) "List of functions called to perform completion. This variable is used to initialize `comint-dynamic-complete-functions' in the -shell buffer. - -This is a fine thing to set in your `.emacs' file.") +shell buffer." + :type '(repeat function) + :group 'shell) (defcustom shell-command-regexp "[^;&|\n]+" "Regexp to match a single command within a pipeline. @@ -567,10 +561,8 @@ buffer." ;; very inefficient in Shell buffers (e.g. Bug#10835). We use a ;; custom `ansi-color-apply-face-function' to convert color escape ;; sequences into `font-lock-face' properties. - (set (make-local-variable 'ansi-color-apply-face-function) - (lambda (beg end face) - (when face - (put-text-property beg end 'font-lock-face face)))) + (setq-local ansi-color-apply-face-function #'shell-apply-ansi-color) + (shell-reapply-ansi-color) ;; This is not really correct, since the shell buffer does not really ;; edit this directory. But it is useful in the buffer list and menus. @@ -609,6 +601,27 @@ buffer." 'shell-filter-ctrl-a-ctrl-b nil t))) (comint-read-input-ring t))) +(defun shell-apply-ansi-color (beg end face) + "Apply FACE as the ansi-color face for the text between BEG and END." + (when face + (put-text-property beg end 'ansi-color-face face) + (put-text-property beg end 'font-lock-face face))) + +(defun shell-reapply-ansi-color () + "Reapply ansi-color faces to the existing contents of the buffer." + (save-restriction + (widen) + (let* ((pos (point-min)) + (end (or (next-single-property-change pos 'ansi-color-face) + (point-max))) + face) + (while end + (if (setq face (get-text-property pos 'ansi-color-face)) + (put-text-property pos (or end (point-max)) + 'font-lock-face face)) + (setq pos end + end (next-single-property-change pos 'ansi-color-face)))))) + (defun shell-filter-ctrl-a-ctrl-b (string) "Remove `^A' and `^B' characters from comint output. @@ -677,7 +690,12 @@ Otherwise, one argument `-i' is passed to the shell. (and current-prefix-arg (prog1 (read-buffer "Shell buffer: " - (generate-new-buffer-name "*shell*")) + ;; If the current buffer is an inactive + ;; shell buffer, use it as the default. + (if (and (eq major-mode 'shell-mode) + (null (get-buffer-process (current-buffer)))) + (buffer-name) + (generate-new-buffer-name "*shell*"))) (if (file-remote-p default-directory) ;; It must be possible to declare a local default-directory. ;; FIXME: This can't be right: it changes the default-directory |