lisp/eshell/em-xtra.el

   1 ;;; em-xtra.el --- extra alias functions
   2
   3 ;; Copyright (C) 1999-2011  Free Software Foundation, Inc.
   4
   5 ;; Author: John Wiegley <johnw@gnu.org>
   6
   7 ;; This file is part of GNU Emacs.
   8
   9 ;; GNU Emacs is free software: you can redistribute it and/or modify
  10 ;; it under the terms of the GNU General Public License as published by
  11 ;; the Free Software Foundation, either version 3 of the License, or
  12 ;; (at your option) any later version.
  13
  14 ;; GNU Emacs is distributed in the hope that it will be useful,
  15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 ;; GNU General Public License for more details.
  18
  19 ;; You should have received a copy of the GNU General Public License
  20 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  21
  22 ;;; Commentary:
  23
  24 ;;; Code:
  25
  26 (eval-when-compile
  27   (require 'eshell)
  28   (require 'pcomplete))
  29 (require 'compile)
  30
  31 ;;;###autoload
  32 (eshell-defgroup eshell-xtra nil
  33   "This module defines some extra alias functions which are entirely
  34 optional.  They can be viewed as samples for how to write Eshell alias
  35 functions, or as aliases which make some of Emacs' behavior more
  36 naturally accessible within Emacs."
  37   :tag "Extra alias functions"
  38   :group 'eshell-module)
  39
  40 ;;; Functions:
  41
  42 (defun eshell/expr (&rest args)
  43   "Implementation of expr, using the calc package."
  44   (if (not (fboundp 'calc-eval))
  45       (throw 'eshell-replace-command
  46              (eshell-parse-command "*expr" (eshell-flatten-list args)))
  47     ;; to fool the byte-compiler...
  48     (let ((func 'calc-eval))
  49       (funcall func (eshell-flatten-and-stringify args)))))
  50
  51 (defun eshell/substitute (&rest args)
  52   "Easy front-end to `intersection', for comparing lists of strings."
  53   (apply 'substitute (car args) (cadr args) :test 'equal
  54          (cddr args)))
  55
  56 (defun eshell/count (&rest args)
  57   "Easy front-end to `intersection', for comparing lists of strings."
  58   (apply 'count (car args) (cadr args) :test 'equal
  59          (cddr args)))
  60
  61 (defun eshell/mismatch (&rest args)
  62   "Easy front-end to `intersection', for comparing lists of strings."
  63   (apply 'mismatch (car args) (cadr args) :test 'equal
  64          (cddr args)))
  65
  66 (defun eshell/union (&rest args)
  67   "Easy front-end to `intersection', for comparing lists of strings."
  68   (apply 'union (car args) (cadr args) :test 'equal
  69          (cddr args)))
  70
  71 (defun eshell/intersection (&rest args)
  72   "Easy front-end to `intersection', for comparing lists of strings."
  73   (apply 'intersection (car args) (cadr args) :test 'equal
  74          (cddr args)))
  75
  76 (defun eshell/set-difference (&rest args)
  77   "Easy front-end to `intersection', for comparing lists of strings."
  78   (apply 'set-difference (car args) (cadr args) :test 'equal
  79          (cddr args)))
  80
  81 (defun eshell/set-exclusive-or (&rest args)
  82   "Easy front-end to `intersection', for comparing lists of strings."
  83   (apply 'set-exclusive-or (car args) (cadr args) :test 'equal
  84          (cddr args)))
  85
  86 (defalias 'eshell/ff 'find-name-dired)
  87 (defalias 'eshell/gf 'find-grep-dired)
  88
  89 (defun pcomplete/bcc32 ()
  90   "Completion function for Borland's C++ compiler."
  91   (let ((cur (pcomplete-arg 0)))
  92     (cond
  93      ((string-match "\\`-w\\([^;]+;\\)*\\([^;]*\\)\\'" cur)
  94       (pcomplete-here
  95        '("ali" "amb" "amp" "asc" "asm" "aus" "bbf" "bei" "big" "ccc"
  96          "cln" "cod" "com" "cpt" "csu" "def" "dig" "dpu" "dsz" "dup"
  97          "eas" "eff" "ext" "hch" "hid" "ias" "ibc" "ifr" "ill" "nil"
  98          "lin" "lvc" "mcs" "mes" "mpc" "mpd" "msg" "nak" "ncf" "nci"
  99          "ncl" "nfd" "ngu" "nin" "nma" "nmu" "nod" "nop" "npp" "nsf"
 100          "nst" "ntd" "nto" "nvf" "obi" "obs" "ofp" "osh" "ovf" "par"
 101          "pch" "pck" "pia" "pin" "pow" "prc" "pre" "pro" "rch" "ret"
 102          "rng" "rpt" "rvl" "sig" "spa" "stl" "stu" "stv" "sus" "tai"
 103          "tes" "thr" "ucp" "use" "voi" "zdi") (match-string 2 cur)))
 104      ((string-match "\\`-[LIn]\\([^;]+;\\)*\\([^;]*\\)\\'" cur)
 105       (pcomplete-here (pcomplete-dirs) (match-string 2 cur)))
 106      ((string-match "\\`-[Ee]\\(.*\\)\\'" cur)
 107       (pcomplete-here (pcomplete-dirs-or-entries "\\.[Ee][Xx][Ee]\\'")
 108                       (match-string 1 cur)))
 109      ((string-match "\\`-o\\(.*\\)\\'" cur)
 110       (pcomplete-here (pcomplete-dirs-or-entries "\\.[Oo][Bb][Jj]\\'")
 111                       (match-string 1 cur)))
 112      (t
 113       (pcomplete-opt "3456ABCDEHIKLMNOPRSTUVXabcdefgijklnoptuvwxyz"))))
 114   (while (pcomplete-here
 115           (pcomplete-dirs-or-entries "\\.[iCc]\\([Pp][Pp]\\)?\\'"))))
 116
 117 (defalias 'pcomplete/bcc 'pcomplete/bcc32)
 118
 119 (provide 'em-xtra)
 120
 121 ;; Local Variables:
 122 ;; generated-autoload-file: "esh-groups.el"
 123 ;; End:
 124
 125 ;;; em-xtra.el ends here