code.delx.au - gnu-emacs/blob - lisp/eshell/em-xtra.el

   1 ;;; em-xtra.el --- extra alias functions
   2
   3 ;; Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
   4 ;;   2008, 2009, 2010, 2011, 2012  Free Software Foundation, Inc.
   5
   6 ;; Author: John Wiegley <johnw@gnu.org>
   7
   8 ;; This file is part of GNU Emacs.
   9
  10 ;; GNU Emacs is free software: you can redistribute it and/or modify
  11 ;; it under the terms of the GNU General Public License as published by
  12 ;; the Free Software Foundation, either version 3 of the License, or
  13 ;; (at your option) any later version.
  14
  15 ;; GNU Emacs is distributed in the hope that it will be useful,
  16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ;; GNU General Public License for more details.
  19
  20 ;; You should have received a copy of the GNU General Public License
  21 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  22
  23 ;;; Commentary:
  24
  25 ;;; Code:
  26
  27 (eval-when-compile
  28   (require 'eshell)
  29   (require 'pcomplete))
  30 (require 'compile)
  31
  32 ;;;###autoload
  33 (eshell-defgroup eshell-xtra nil
  34   "This module defines some extra alias functions which are entirely
  35 optional.  They can be viewed as samples for how to write Eshell alias
  36 functions, or as aliases which make some of Emacs' behavior more
  37 naturally accessible within Emacs."
  38   :tag "Extra alias functions"
  39   :group 'eshell-module)
  40
  41 ;;; Functions:
  42
  43 (defun eshell/expr (&rest args)
  44   "Implementation of expr, using the calc package."
  45   (if (not (fboundp 'calc-eval))
  46       (throw 'eshell-replace-command
  47              (eshell-parse-command "*expr" (eshell-flatten-list args)))
  48     ;; to fool the byte-compiler...
  49     (let ((func 'calc-eval))
  50       (funcall func (eshell-flatten-and-stringify args)))))
  51
  52 (defun eshell/substitute (&rest args)
  53   "Easy front-end to `intersection', for comparing lists of strings."
  54   (apply 'substitute (car args) (cadr args) :test 'equal
  55          (cddr args)))
  56
  57 (defun eshell/count (&rest args)
  58   "Easy front-end to `intersection', for comparing lists of strings."
  59   (apply 'count (car args) (cadr args) :test 'equal
  60          (cddr args)))
  61
  62 (defun eshell/mismatch (&rest args)
  63   "Easy front-end to `intersection', for comparing lists of strings."
  64   (apply 'mismatch (car args) (cadr args) :test 'equal
  65          (cddr args)))
  66
  67 (defun eshell/union (&rest args)
  68   "Easy front-end to `intersection', for comparing lists of strings."
  69   (apply 'union (car args) (cadr args) :test 'equal
  70          (cddr args)))
  71
  72 (defun eshell/intersection (&rest args)
  73   "Easy front-end to `intersection', for comparing lists of strings."
  74   (apply 'intersection (car args) (cadr args) :test 'equal
  75          (cddr args)))
  76
  77 (defun eshell/set-difference (&rest args)
  78   "Easy front-end to `intersection', for comparing lists of strings."
  79   (apply 'set-difference (car args) (cadr args) :test 'equal
  80          (cddr args)))
  81
  82 (defun eshell/set-exclusive-or (&rest args)
  83   "Easy front-end to `intersection', for comparing lists of strings."
  84   (apply 'set-exclusive-or (car args) (cadr args) :test 'equal
  85          (cddr args)))
  86
  87 (defalias 'eshell/ff 'find-name-dired)
  88 (defalias 'eshell/gf 'find-grep-dired)
  89
  90 (defun pcomplete/bcc32 ()
  91   "Completion function for Borland's C++ compiler."
  92   (let ((cur (pcomplete-arg 0)))
  93     (cond
  94      ((string-match "\\`-w\\([^;]+;\\)*\\([^;]*\\)\\'" cur)
  95       (pcomplete-here
  96        '("ali" "amb" "amp" "asc" "asm" "aus" "bbf" "bei" "big" "ccc"
  97          "cln" "cod" "com" "cpt" "csu" "def" "dig" "dpu" "dsz" "dup"
  98          "eas" "eff" "ext" "hch" "hid" "ias" "ibc" "ifr" "ill" "nil"
  99          "lin" "lvc" "mcs" "mes" "mpc" "mpd" "msg" "nak" "ncf" "nci"
 100          "ncl" "nfd" "ngu" "nin" "nma" "nmu" "nod" "nop" "npp" "nsf"
 101          "nst" "ntd" "nto" "nvf" "obi" "obs" "ofp" "osh" "ovf" "par"
 102          "pch" "pck" "pia" "pin" "pow" "prc" "pre" "pro" "rch" "ret"
 103          "rng" "rpt" "rvl" "sig" "spa" "stl" "stu" "stv" "sus" "tai"
 104          "tes" "thr" "ucp" "use" "voi" "zdi") (match-string 2 cur)))
 105      ((string-match "\\`-[LIn]\\([^;]+;\\)*\\([^;]*\\)\\'" cur)
 106       (pcomplete-here (pcomplete-dirs) (match-string 2 cur)))
 107      ((string-match "\\`-[Ee]\\(.*\\)\\'" cur)
 108       (pcomplete-here (pcomplete-dirs-or-entries "\\.[Ee][Xx][Ee]\\'")
 109                       (match-string 1 cur)))
 110      ((string-match "\\`-o\\(.*\\)\\'" cur)
 111       (pcomplete-here (pcomplete-dirs-or-entries "\\.[Oo][Bb][Jj]\\'")
 112                       (match-string 1 cur)))
 113      (t
 114       (pcomplete-opt "3456ABCDEHIKLMNOPRSTUVXabcdefgijklnoptuvwxyz"))))
 115   (while (pcomplete-here
 116           (pcomplete-dirs-or-entries "\\.[iCc]\\([Pp][Pp]\\)?\\'"))))
 117
 118 (defalias 'pcomplete/bcc 'pcomplete/bcc32)
 119
 120 (provide 'em-xtra)
 121
 122 ;; Local Variables:
 123 ;; generated-autoload-file: "esh-groups.el"
 124 ;; End:
 125
 126 ;; arch-tag: f944cfda-a118-470c-a0d6-b41a3a5c99c7
 127 ;;; em-xtra.el ends here