1 | ;;; nt-macros.el --- useful (at least for NT) macros |
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2 | ;; |
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3 | ;; Copyright (C) 2005 Naoya TOZUKA. All Rights Reserved. |
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4 | ;; |
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5 | ;; Author: Naoya TOZUKA <pdicviewer@gmail.com> |
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6 | ;; Maintainer: Naoya TOZUKA <pdicviewer@gmail.com> |
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7 | ;; Primary distribution site: http://pdicviewer.naochan.com/el/ |
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8 | ;; |
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9 | ;; Created: 16 Feb 2005 (formerly nt-utils.el) |
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10 | ;; Last modified: 15 Dec 2005 |
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11 | ;; Version: 1.0 |
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12 | ;; Keywords: ++ -- -> |
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13 | |
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14 | (provide 'nt-macros) |
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15 | |
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16 | ;;; Commentary: |
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17 | |
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18 | ; (++ VAR) |
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19 | ;  - ���R ��ͤ��� |
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20 | ;   (setq VAR (1+ VAR)) ï¿½Î¥Þ¥ï¿½ï¿½í¡£ |
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21 | |
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22 | ; (-- VAR) |
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23 | ;  - ���R ��ͤ򣱸��餹�� |
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24 | ;   (setq VAR (1- VAR)) ï¿½Î¥Þ¥ï¿½ï¿½í¡£ |
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25 | |
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26 | ; (string< S1 S2) |
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27 | ; (string> S1 S2) |
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28 | ; (string<= S1 S2) |
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29 | ; (string>= S1 S2) |
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30 | ;  - (string< S1 S2) ����ؿ�� |
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31 | |
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32 | |
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33 | ;;; Code: |
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34 | (defmacro ++ (var) |
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35 | Â "increment the specified variable" |
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36 | Â `(setq ,var (1+ ,var))) |
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37 | |
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38 | (defmacro -- (var) |
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39 | Â "decrement the specified variable" |
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40 | Â `(setq ,var (1- ,var))) |
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41 | |
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42 | (defmacro += (var num) |
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43 | Â `(setq ,var (+ ,var ,num))) |
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44 | |
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45 | (defmacro -= (var num) |
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46 | Â `(setq ,var (- ,var ,num))) |
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47 | |
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48 | (defmacro *= (var num) |
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49 | Â `(setq ,var (* ,var ,num))) |
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50 | |
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51 | ;(defmacro /= (var num) |
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52 | ;Â `(setq ,var (/ ,var ,num))) |
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53 | |
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54 | (defmacro != (a b) |
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55 | Â "/=" |
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56 | Â `(not (= ,a ,b))) |
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57 | |
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58 | (defmacro <<= (var num) |
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59 | Â `(setq ,var (lsh ,var ,num))) |
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60 | |
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61 | (defmacro >>= (var num) |
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62 | Â `(setq ,var (lsh ,var (- ,num)))) |
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63 | |
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64 | (defmacro cdr= (list-var) |
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65 | Â `(setq ,list-var (cdr ,list-var))) |
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66 | |
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67 | (defmacro concat= (str-var str) |
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68 | Â `(setq ,str-var (concat ,str-var ,str))) |
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69 | |
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70 | ;; |
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71 | (defmacro -> (array key) |
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72 | Â "" |
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73 | Â `(cdr (assoc ,key ,array))) |
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74 | |
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75 | ;; |
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76 | (defmacro string> (s1 s2) |
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77 | Â "string>" |
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78 | Â `(string< ,s2 ,s1)) |
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79 | |
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80 | (defmacro string<= (s1 s2) |
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81 | Â "string<=" |
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82 | Â `(not (string< ,s2 ,s1))) |
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83 | |
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84 | (defmacro string>= (s1 s2) |
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85 | Â "string>=" |
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86 | Â `(not (string< ,s1 ,s2))) |
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87 | |
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88 | ;;; nt-macros.el ends here |
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