| 1 | ;;; -*- Log: hemlock.log; Package: Hemlock -*-
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| 2 | ;;;
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| 3 | ;;; **********************************************************************
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| 4 | ;;; This code was written as part of the CMU Common Lisp project at
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| 5 | ;;; Carnegie Mellon University, and has been placed in the public domain.
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| 6 | ;;;
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| 7 | #+CMU (ext:file-comment
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| 8 | "$Header$")
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| 9 | ;;;
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| 10 | ;;; **********************************************************************
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| 11 | ;;;
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| 12 | ;;; This file contains code to peruse the CMU Common Lisp library of hacks.
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| 13 | ;;;
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| 14 | ;;; Written by Blaine Burks.
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| 15 | ;;;
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| 16 |
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| 17 | (in-package :hemlock)
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| 18 |
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| 19 |
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| 20 | (defmode "Lisp-Lib" :major-p t)
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| 21 |
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| 22 | ;;; The library should be in *lisp-library-directory*
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| 23 |
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| 24 | (defvar *lisp-library-directory* "/afs/cs.cmu.edu/project/clisp/library/")
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| 25 |
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| 26 | (defvar *selected-library-buffer* nil)
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| 27 |
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| 28 | |
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| 29 |
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| 30 | ;;;; Commands.
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| 31 |
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| 32 | (defcommand "Lisp Library" (p)
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| 33 | "Goto buffer in 'Lisp-Lib' mode, creating one if necessary."
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| 34 | "Goto buffer in 'Lisp-Lib' mode, creating one if necessary."
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| 35 | (declare (ignore p))
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| 36 | (when (not (and *selected-library-buffer*
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| 37 | (member *selected-library-buffer* *buffer-list*)))
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| 38 | (when (getstring "Lisp Library" *buffer-names*)
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| 39 | (editor-error "There is already a buffer named \"Lisp Library\"."))
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| 40 | (setf *selected-library-buffer*
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| 41 | (make-buffer "Lisp Library" :modes '("Lisp-Lib")))
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| 42 | (message "Groveling library ...")
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| 43 | (let ((lib-directory (directory *lisp-library-directory*))
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| 44 | (lib-entries ()))
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| 45 | (with-output-to-mark (s (buffer-point *selected-library-buffer*))
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| 46 | (dolist (lib-spec lib-directory)
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| 47 | (let* ((path-parts (pathname-directory lib-spec))
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| 48 | (last (elt path-parts (1- (length path-parts))))
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| 49 | (raw-pathname (merge-pathnames last lib-spec)))
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| 50 | (when (and (directoryp lib-spec)
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| 51 | (probe-file (merge-pathnames
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| 52 | (make-pathname :type "catalog")
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| 53 | raw-pathname)))
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| 54 | (push raw-pathname lib-entries)
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| 55 | (format s "~d~%" last)))))
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| 56 | (defhvar "Library Entries"
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| 57 | "Holds a list of library entries for the 'Lisp Library' buffer"
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| 58 | :buffer *selected-library-buffer*
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| 59 | :value (coerce (nreverse lib-entries) 'simple-vector))))
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| 60 | (setf (buffer-writable *selected-library-buffer*) nil)
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| 61 | (setf (buffer-modified *selected-library-buffer*) nil)
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| 62 | (change-to-buffer *selected-library-buffer*)
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| 63 | (buffer-start (current-point)))
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| 64 |
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| 65 | (defcommand "Describe Pointer Library Entry" (p)
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| 66 | "Finds the file that describes the lisp library entry indicated by the
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| 67 | pointer."
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| 68 | "Finds the file that describes the lisp library entry indicated by the
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| 69 | pointer."
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| 70 | (declare (ignore p))
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| 71 | (unless (hemlock-bound-p 'library-entries :buffer (current-buffer))
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| 72 | (editor-error "Not in a Lisp Library buffer."))
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| 73 | (describe-library-entry (array-element-from-pointer-pos
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| 74 | (value library-entries) "No entry on current line")))
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| 75 |
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| 76 | (defcommand "Describe Library Entry" (p)
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| 77 | "Find the file that describes the lisp library entry on the current line."
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| 78 | "Find the file that describes the lisp library entry on the current line."
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| 79 | (declare (ignore p))
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| 80 | (unless (hemlock-bound-p 'library-entries :buffer (current-buffer))
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| 81 | (editor-error "Not in a Lisp Library buffer."))
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| 82 | (describe-library-entry (array-element-from-mark (current-point)
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| 83 | (value library-entries) "No entry on current line")))
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| 84 |
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| 85 | (defun describe-library-entry (pathname)
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| 86 | (let ((lisp-buf (current-buffer))
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| 87 | (buffer (view-file-command
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| 88 | nil
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| 89 | (merge-pathnames (make-pathname :type "catalog") pathname))))
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| 90 | (push #'(lambda (buffer)
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| 91 | (declare (ignore buffer))
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| 92 | (setf lisp-buf nil))
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| 93 | (buffer-delete-hook lisp-buf))
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| 94 | (setf (variable-value 'view-return-function :buffer buffer)
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| 95 | #'(lambda () (if lisp-buf
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| 96 | (change-to-buffer lisp-buf)
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| 97 | (lisp-library-command nil))))))
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| 98 |
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| 99 | (defcommand "Load Library Entry" (p)
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| 100 | "Loads the current library entry into the current slave."
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| 101 | "Loads the current library entry into the current slave."
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| 102 | (declare (ignore p))
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| 103 | (unless (hemlock-bound-p 'library-entries :buffer (current-buffer))
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| 104 | (editor-error "Not in a Lisp Library buffer."))
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| 105 | (string-eval (format nil "(load ~S)"
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| 106 | (namestring (library-entry-load-file nil)))))
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| 107 |
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| 108 | (defcommand "Load Pointer Library Entry" (p)
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| 109 | "Loads the library entry indicated by the mouse into the current slave."
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| 110 | "Loads the library entry indicated by the mouse into the current slave."
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| 111 | (declare (ignore p))
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| 112 | (unless (hemlock-bound-p 'library-entries :buffer (current-buffer))
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| 113 | (editor-error "Not in a Lisp Library buffer."))
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| 114 | (string-eval (format nil "(load ~S)"
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| 115 | (namestring (library-entry-load-file t)))))
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| 116 |
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| 117 | (defcommand "Editor Load Library Entry" (p)
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| 118 | "Loads the current library entry into the editor Lisp."
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| 119 | "Loads the current library entry into the editor Lisp."
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| 120 | (declare (ignore p))
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| 121 | (unless (hemlock-bound-p 'library-entries :buffer (current-buffer))
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| 122 | (editor-error "Not in a Lisp Library buffer."))
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| 123 | (in-lisp (load (library-entry-load-file nil))))
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| 124 |
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| 125 | (defcommand "Editor Load Pointer Library Entry" (p)
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| 126 | "Loads the library entry indicated by the mouse into the editor Lisp."
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| 127 | "Loads the library entry indicated by the mouse into the editor Lisp."
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| 128 | (declare (ignore p))
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| 129 | (unless (hemlock-bound-p 'library-entries :buffer (current-buffer))
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| 130 | (editor-error "Not in a Lisp Library buffer."))
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| 131 | (in-lisp (load (library-entry-load-file t))))
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| 132 |
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| 133 | ;;; LIBRARY-ENTRY-LOAD-FILE uses the mouse's position or the current point,
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| 134 | ;;; depending on pointerp, to return a file that will load that library entry.
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| 135 | ;;;
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| 136 | (defun library-entry-load-file (pointerp)
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| 137 | (let* ((lib-entries (value library-entries))
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| 138 | (error-msg "No entry on current-line")
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| 139 | (base-name (if pointerp
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| 140 | (array-element-from-pointer-pos lib-entries error-msg)
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| 141 | (array-element-from-mark (current-point) lib-entries
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| 142 | error-msg)))
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| 143 | (parts (pathname-directory base-name))
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| 144 | (load-name (concatenate 'simple-string
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| 145 | "load-" (elt parts (1- (length parts)))))
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| 146 | (load-pathname (merge-pathnames load-name base-name))
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| 147 | (file-to-load
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| 148 | (or
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| 149 | (probe-file (compile-file-pathname load-pathname))
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| 150 | (probe-file (merge-pathnames (make-pathname :type "fasl")
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| 151 | load-pathname))
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| 152 | (probe-file (merge-pathnames (make-pathname :type "lisp")
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| 153 | load-pathname))
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| 154 | (probe-file (compile-file-pathname base-name))
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| 155 | (probe-file (merge-pathnames (make-pathname :type "fasl")
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| 156 | base-name))
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| 157 | (probe-file (merge-pathnames (make-pathname :type "lisp")
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| 158 | base-name)))))
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| 159 | (unless file-to-load (editor-error "You'll have to load it yourself."))
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| 160 | file-to-load))
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| 161 |
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| 162 | (defcommand "Exit Lisp Library" (p)
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| 163 | "Exit Lisp-Lib Mode, deleting the buffer when possible."
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| 164 | "Exit Lisp-Lib Mode, deleting the buffer when possible."
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| 165 | (declare (ignore p))
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| 166 | (unless (hemlock-bound-p 'library-entries :buffer (current-buffer))
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| 167 | (editor-error "Not in a Lisp Library buffer."))
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| 168 | (delete-buffer-if-possible (getstring "Lisp Library" *buffer-names*)))
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| 169 |
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| 170 | (defcommand "Lisp Library Help" (p)
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| 171 | "Show this help."
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| 172 | "Show this help."
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| 173 | (declare (ignore p))
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| 174 | (describe-mode-command nil "Lisp-Lib"))
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| 175 |
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