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ddee4bb1 MW |
1 | ;;; -*-lisp-*- |
2 | ;;; | |
3 | ;;; Output handling for modules | |
4 | ;;; | |
5 | ;;; (c) 2009 Straylight/Edgeware | |
6 | ;;; | |
7 | ||
8 | ;;;----- Licensing notice --------------------------------------------------- | |
9 | ;;; | |
10 | ;;; This file is part of the Simple Object Definition system. | |
11 | ;;; | |
12 | ;;; SOD is free software; you can redistribute it and/or modify | |
13 | ;;; it under the terms of the GNU General Public License as published by | |
14 | ;;; the Free Software Foundation; either version 2 of the License, or | |
15 | ;;; (at your option) any later version. | |
16 | ;;; | |
17 | ;;; SOD is distributed in the hope that it will be useful, | |
18 | ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | ;;; GNU General Public License for more details. | |
21 | ;;; | |
22 | ;;; You should have received a copy of the GNU General Public License | |
23 | ;;; along with SOD; if not, write to the Free Software Foundation, | |
24 | ;;; Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
25 | ||
26 | (cl:in-package #:sod) | |
27 | ||
28 | ;;;-------------------------------------------------------------------------- | |
29 | ;;; Utilities. | |
30 | ||
31 | (defun banner (title output &key (blank-line-p t)) | |
32 | (format output "~&/*----- ~A ~A*/~%" | |
33 | title | |
34 | (make-string (- 77 2 5 1 (length title) 1 2) | |
35 | :initial-element #\-)) | |
36 | (when blank-line-p | |
37 | (terpri output))) | |
38 | ||
39 | (defun guard-name (filename) | |
40 | "Return a sensible inclusion guard name for FILENAME." | |
41 | (with-output-to-string (guard) | |
42 | (let* ((pathname (make-pathname :name (pathname-name filename) | |
43 | :type (pathname-type filename))) | |
44 | (name (namestring pathname)) | |
45 | (uscore t)) | |
46 | (dotimes (i (length name)) | |
47 | (let ((ch (char name i))) | |
48 | (cond ((alphanumericp ch) | |
49 | (write-char (char-upcase ch) guard) | |
50 | (setf uscore nil)) | |
51 | ((not uscore) | |
52 | (write-char #\_ guard) | |
53 | (setf uscore t)))))))) | |
54 | ||
55 | ;;;-------------------------------------------------------------------------- | |
56 | ;;; Driving output. | |
57 | ||
58 | (defun guess-output-file (module type) | |
59 | (merge-pathnames (make-pathname :type type :case :common) | |
60 | (module-name module))) | |
61 | ||
62 | (defun output-module (module reason stream) | |
63 | (let ((sequencer (make-instance 'sequencer))) | |
64 | (add-output-hooks module reason sequencer) | |
65 | (invoke-sequencer-items sequencer stream))) | |
66 | ||
67 | ;;;-------------------------------------------------------------------------- | |
68 | ;;; Main output protocol implementation. | |
69 | ||
70 | (defmethod add-output-hooks progn ((module module) reason sequencer) | |
71 | (dolist (item (module-items module)) | |
72 | (add-output-hooks item reason sequencer))) | |
73 | ||
74 | ;;;-------------------------------------------------------------------------- | |
75 | ;;; Header output. | |
76 | ||
77 | (defmethod add-output-hooks progn | |
78 | ((module module) (reason (eql :h)) sequencer) | |
79 | (sequence-output (stream sequencer) | |
80 | :constraint (:prologue | |
81 | (:guard :start) | |
82 | (:typedefs :start) :typedefs (:typedefs :end) | |
83 | (:includes :start) :includes (:includes :end) | |
84 | (:classes :start) (:classes :end) | |
85 | (:guard :end) | |
86 | :epilogue) | |
87 | ||
88 | (:prologue | |
89 | (format stream "~ | |
90 | /* -*-c-*- | |
91 | * | |
92 | * Header file generated by SOD for ~A | |
93 | */~2%" | |
94 | (namestring (module-name module)))) | |
95 | ||
96 | ((:guard :start) | |
97 | (format stream "~ | |
98 | #ifndef ~A | |
99 | #define ~:*~A | |
100 | ||
101 | #ifdef __cplusplus | |
102 | extern \"C\" { | |
103 | #endif~2%" | |
104 | (or (get-property (module-pset module) :guard :id) | |
105 | (guard-name (or (stream-pathname stream) | |
106 | (guess-output-file module "H")))))) | |
107 | ((:guard :end) | |
108 | (banner "That's all, folks" stream) | |
109 | (format stream "~ | |
110 | #ifdef __cplusplus | |
111 | } | |
112 | #endif | |
113 | ||
114 | #endif~%")) | |
115 | ||
116 | ((:typedefs :start) | |
117 | (banner "Forward type declarations" stream)) | |
118 | ((:typedefs :end) | |
119 | (terpri stream)) | |
120 | ||
121 | ((:includes :start) | |
122 | (banner "External header files" stream)) | |
123 | ((:includes :end) | |
124 | (terpri stream)))) | |
125 | ||
126 | ;;;----- That's all, folks -------------------------------------------------- |