diff options
Diffstat (limited to 'lisp/dired-aux.el')
| -rw-r--r-- | lisp/dired-aux.el | 52 |
1 files changed, 40 insertions, 12 deletions
diff --git a/lisp/dired-aux.el b/lisp/dired-aux.el index b9111a8d5b4..8d6f6656a9a 100644 --- a/lisp/dired-aux.el +++ b/lisp/dired-aux.el @@ -39,6 +39,7 @@ ;; We need macros in dired.el to compile properly, ;; and we call subroutines in it too. (require 'dired) +(require 'cl-lib) ; for cl-mapcan (defvar dired-create-files-failures nil "Variable where `dired-create-files' records failing file names. @@ -729,26 +730,52 @@ can be produced by `dired-get-marked-files', for example." (command (if sequentially (substring command 0 (match-beginning 0)) command)) + (parallel-in-background + (and in-background (not sequentially) (not (eq system-type 'ms-dos)))) + (w32-shell (and (fboundp 'w32-shell-dos-semantics) + (w32-shell-dos-semantics))) + ;; The way to run a command in background in Windows shells + ;; is to use the START command. The /B switch means not to + ;; create a new window for the command. + (cmd-prefix (if w32-shell "start /b " "")) + ;; Windows shells don't support chaining with ";", they use + ;; "&" instead. + (cmd-sep (if (and (not w32-shell) (not parallel-in-background)) + ";" + "&")) (stuff-it (if (or (string-match-p dired-star-subst-regexp command) (string-match-p dired-quark-subst-regexp command)) (lambda (x) - (let ((retval command)) + (let ((retval (concat cmd-prefix command))) (while (string-match "\\(^\\|[ \t]\\)\\([*?]\\)\\([ \t]\\|$\\)" retval) (setq retval (replace-match x t t retval 2))) retval)) - (lambda (x) (concat command dired-mark-separator x))))) + (lambda (x) (concat cmd-prefix command dired-mark-separator x))))) (concat - (if on-each - (mapconcat stuff-it (mapcar 'shell-quote-argument file-list) - (if (and in-background (not sequentially)) "&" ";")) - (let ((files (mapconcat 'shell-quote-argument - file-list dired-mark-separator))) - (if (> (length file-list) 1) - (setq files (concat dired-mark-prefix files dired-mark-postfix))) - (funcall stuff-it files))) - (if in-background "&" "")))) + (cond (on-each + (format "%s%s" + (mapconcat stuff-it (mapcar 'shell-quote-argument file-list) + cmd-sep) + ;; POSIX shells running a list of commands in the background + ;; (LIST = cmd_1 & [cmd_2 & ... cmd_i & ... cmd_N &]) + ;; return once cmd_N ends, i.e., the shell does not + ;; wait for cmd_i to finish before executing cmd_i+1. + ;; That means, running (shell-command LIST) may not show + ;; the output of all the commands (Bug#23206). + ;; Add 'wait' to force those POSIX shells to wait until + ;; all commands finish. + (or (and parallel-in-background (not w32-shell) + "&wait") + ""))) + (t + (let ((files (mapconcat 'shell-quote-argument + file-list dired-mark-separator))) + (when (cdr file-list) + (setq files (concat dired-mark-prefix files dired-mark-postfix))) + (funcall stuff-it files)))) + (or (and in-background "&") "")))) ;; This is an extra function so that it can be redefined by ange-ftp. ;;;###autoload @@ -901,6 +928,7 @@ command with a prefix argument (the value does not matter)." ("\\.bz2\\'" "" "bunzip2") ("\\.xz\\'" "" "unxz") ("\\.zip\\'" "" "unzip -o -d %o %i") + ("\\.7z\\'" "" "7z x -aoa -o%o %i") ;; This item controls naming for compression. ("\\.tar\\'" ".tgz" nil) ;; This item controls the compression of directories @@ -2785,7 +2813,7 @@ instead." ;; Local Variables: ;; byte-compile-dynamic: t -;; generated-autoload-file: "dired.el" +;; generated-autoload-file: "dired-loaddefs.el" ;; End: ;;; dired-aux.el ends here |