lisp/eshell/em-xtra.el

   1 ;;; em-xtra.el --- extra alias functions
   2
   3 ;; Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004,
   4 ;;   2005, 2006, 2007 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, or (at your option)
  13 ;; 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; see the file COPYING.  If not, write to the
  22 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  23 ;; Boston, MA 02110-1301, USA.
  24
  25 ;;; Commentary:
  26
  27 ;;; Code:
  28
  29 (eval-when-compile
  30   (require 'eshell)
  31   (require 'pcomplete))
  32 (require 'compile)
  33
  34 (defgroup eshell-xtra nil
  35   "This module defines some extra alias functions which are entirely
  36 optional.  They can be viewed as samples for how to write Eshell alias
  37 functions, or as aliases which make some of Emacs' behavior more
  38 naturally accessible within Emacs."
  39   :tag "Extra alias functions"
  40   :group 'eshell-module)
  41
  42 ;;; Functions:
  43
  44 (defun eshell/expr (&rest args)
  45   "Implementation of expr, using the calc package."
  46   (if (not (fboundp 'calc-eval))
  47       (throw 'eshell-replace-command
  48              (eshell-parse-command "*expr" (eshell-flatten-list args)))
  49     ;; to fool the byte-compiler...
  50     (let ((func 'calc-eval))
  51       (funcall func (eshell-flatten-and-stringify args)))))
  52
  53 (defun eshell/substitute (&rest args)
  54   "Easy front-end to `intersection', for comparing lists of strings."
  55   (apply 'substitute (car args) (cadr args) :test 'equal
  56          (cddr args)))
  57
  58 (defun eshell/count (&rest args)
  59   "Easy front-end to `intersection', for comparing lists of strings."
  60   (apply 'count (car args) (cadr args) :test 'equal
  61          (cddr args)))
  62
  63 (defun eshell/mismatch (&rest args)
  64   "Easy front-end to `intersection', for comparing lists of strings."
  65   (apply 'mismatch (car args) (cadr args) :test 'equal
  66          (cddr args)))
  67
  68 (defun eshell/union (&rest args)
  69   "Easy front-end to `intersection', for comparing lists of strings."
  70   (apply 'union (car args) (cadr args) :test 'equal
  71          (cddr args)))
  72
  73 (defun eshell/intersection (&rest args)
  74   "Easy front-end to `intersection', for comparing lists of strings."
  75   (apply 'intersection (car args) (cadr args) :test 'equal
  76          (cddr args)))
  77
  78 (defun eshell/set-difference (&rest args)
  79   "Easy front-end to `intersection', for comparing lists of strings."
  80   (apply 'set-difference (car args) (cadr args) :test 'equal
  81          (cddr args)))
  82
  83 (defun eshell/set-exclusive-or (&rest args)
  84   "Easy front-end to `intersection', for comparing lists of strings."
  85   (apply 'set-exclusive-or (car args) (cadr args) :test 'equal
  86          (cddr args)))
  87
  88 (defalias 'eshell/ff 'find-name-dired)
  89 (defalias 'eshell/gf 'find-grep-dired)
  90
  91 (defun pcomplete/bcc32 ()
  92   "Completion function for Borland's C++ compiler."
  93   (let ((cur (pcomplete-arg 0)))
  94     (cond
  95      ((string-match "\\`-w\\([^;]+;\\)*\\([^;]*\\)\\'" cur)
  96       (pcomplete-here
  97        '("ali" "amb" "amp" "asc" "asm" "aus" "bbf" "bei" "big" "ccc"
  98          "cln" "cod" "com" "cpt" "csu" "def" "dig" "dpu" "dsz" "dup"
  99          "eas" "eff" "ext" "hch" "hid" "ias" "ibc" "ifr" "ill" "nil"
 100          "lin" "lvc" "mcs" "mes" "mpc" "mpd" "msg" "nak" "ncf" "nci"
 101          "ncl" "nfd" "ngu" "nin" "nma" "nmu" "nod" "nop" "npp" "nsf"
 102          "nst" "ntd" "nto" "nvf" "obi" "obs" "ofp" "osh" "ovf" "par"
 103          "pch" "pck" "pia" "pin" "pow" "prc" "pre" "pro" "rch" "ret"
 104          "rng" "rpt" "rvl" "sig" "spa" "stl" "stu" "stv" "sus" "tai"
 105          "tes" "thr" "ucp" "use" "voi" "zdi") (match-string 2 cur)))
 106      ((string-match "\\`-[LIn]\\([^;]+;\\)*\\([^;]*\\)\\'" cur)
 107       (pcomplete-here (pcomplete-dirs) (match-string 2 cur)))
 108      ((string-match "\\`-[Ee]\\(.*\\)\\'" cur)
 109       (pcomplete-here (pcomplete-dirs-or-entries "\\.[Ee][Xx][Ee]\\'")
 110                       (match-string 1 cur)))
 111      ((string-match "\\`-o\\(.*\\)\\'" cur)
 112       (pcomplete-here (pcomplete-dirs-or-entries "\\.[Oo][Bb][Jj]\\'")
 113                       (match-string 1 cur)))
 114      (t
 115       (pcomplete-opt "3456ABCDEHIKLMNOPRSTUVXabcdefgijklnoptuvwxyz"))))
 116   (while (pcomplete-here
 117           (pcomplete-dirs-or-entries "\\.[iCc]\\([Pp][Pp]\\)?\\'"))))
 118
 119 (defalias 'pcomplete/bcc 'pcomplete/bcc32)
 120
 121 (provide 'em-xtra)
 122
 123 ;;; arch-tag: f944cfda-a118-470c-a0d6-b41a3a5c99c7
 124 ;;; em-xtra.el ends here