/usr/share/guile-gnome-2/gnome/gw/gobject-spec.scm is in guile-gnome2-dev 2.16.4-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 | ;; guile-gnome
;; Copyright (C) 2003,2004 Andy Wingo <wingo at pobox dot com>
;; Copyright (C) 2004 Andreas Rottmann <rotty at debian dot org>
;; This program is free software; you can redistribute it and/or
;; modify it under the terms of the GNU General Public License as
;; published by the Free Software Foundation; either version 2 of
;; the License, or (at your option) any later version.
;;
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with this program; if not, contact:
;;
;; Free Software Foundation Voice: +1-617-542-5942
;; 59 Temple Place - Suite 330 Fax: +1-617-542-2652
;; Boston, MA 02111-1307, USA gnu@gnu.org
;;; Commentary:
;;
;;A g-wrap specification for GObject.
;;
;;; Code:
;;; -*-scheme-*-
(define-module (gnome gw gobject-spec)
#:use-module (oop goops)
#:use-module (gnome gw support g-wrap)
#:use-module (g-wrap enumeration)
#:use-module (gnome gw glib-spec)
#:use-module (gnome gw support gobject))
;; gw-gobject: a wrapset to assist in wrapping gobject-based apis
(define-class <gobject-wrapset> (<gobject-wrapset-base>)
#:id 'gnome-gobject #:dependencies '(standard gnome-glib))
(define-class <include-item> (<gw-item>))
(define-method (global-declarations-cg (ws <gobject-wrapset>)
(item <include-item>))
(list "#include <guile-gnome-gobject.h>\n"))
(define-method (initializations-cg (ws <gobject-wrapset>) err)
(list (next-method)
(inline-scheme ws '(use-modules (gnome gobject)))))
(define-method (initialize (ws <gobject-wrapset>) initargs)
(next-method ws (append '(#:module (gnome gw gobject)) initargs))
(let ((item (make <include-item>)))
(add-item! ws item)
(add-client-item! ws item))
(add-type! ws (make <gw-guile-simple-type>
#:name '<gtype>
#:c-type-name "GType"
#:type-check #f
#:unwrap '(c-var " = scm_c_gtype_class_to_gtype (" scm-var ");\n")
#:wrap '(scm-var " = scm_c_gtype_to_class (" c-var ");\n")
#:ffspec 'size_t))
(wrap-instance! ws
#:name '<gobject>
#:ctype "GObject"
#:gtype-id "G_TYPE_OBJECT"
#:define-class? #f)
(add-type! ws (make <gvalue-type>
#:name '<gvalue>
#:ctype "GValue"
#:c-type-name "GValue*"
#:c-const-type-name "const GValue*"
#:ffspec 'pointer
#:wrapped "Custom"))
(add-type! ws (make <gclosure-type>
#:gtype-id "G_TYPE_CLOSURE"
#:name '<gclosure>
#:ctype "GClosure"
#:c-type-name "GClosure*"
#:c-const-type-name "const GClosure*"
#:ffspec 'pointer
#:wrapped "Custom"
#:define-class? #f))
(add-type! ws (make <gparam-spec-type>
#:name '<gparam>
#:ctype "GParamSpec"
#:c-type-name "GParamSpec*"
#:c-const-type-name "const GParamSpec*"
#:ffspec 'pointer
#:wrapped "Custom"))
(for-each
(lambda (pair) (add-type-alias! ws (car pair) (cadr pair)))
'(("GType" <gtype>)
("GValue*" <gvalue>)
("GObject*" <gobject>)
("GClosure*" <gclosure>)
("GParamSpec*" <gparam>)))
(wrap-gobject-class!
ws
#:ctype "GObjectClass" #:gtype-id "G_TYPE_OBJECT")
;; Wrap the pariah function of gobject.
(wrap-function!
ws
#:name 'g-source-set-closure
#:returns 'void
#:c-name "g_source_set_closure"
#:arguments '((<g-source> source) ((<gclosure> caller-owned) closure))
#:description "Set the closure for SOURCE to CLOSURE."))
(define-class <gparam-spec-type> (<gobject-type-base>))
(define-method (unwrap-value-cg (type <gparam-spec-type>)
(value <gw-value>)
status-var)
(let ((c-var (var value)) (scm-var (scm-var value)))
(if-typespec-option
value 'null-ok
(list
"if (SCM_FALSEP (" scm-var "))\n"
" " c-var " = NULL;\n")
(list
"if (!(" c-var " = scm_c_scm_to_gtype_instance_typed (" scm-var ", G_TYPE_PARAM)))\n"
`(gw:error ,status-var type ,(wrapped-var value))))))
(define-method (wrap-value-cg (type <gparam-spec-type>)
(value <gw-value>)
status-var)
(let ((c-var (var value)) (scm-var (scm-var value)))
(list
scm-var " = scm_c_gtype_instance_to_scm (" c-var ");\n")))
(define-class <gclosure-type> (<gobject-classed-pointer-type>))
(define-method (unwrap-value-cg (type <gclosure-type>)
(value <gw-value>)
status-var)
(let ((c-var (var value)) (scm-var (scm-var value)))
(list c-var " = scm_c_gvalue_peek_boxed (" scm-var ");\n")))
;; necessary gvalue functions:
;; peek_boxed
;; dup_boxed
;; new_boxed
;; new_take_boxed
;; peek_value
;; dup_value
(define-method (wrap-value-cg (type <gclosure-type>)
(value <gw-value>)
status-var)
(let ((c-var (var value)) (scm-var (scm-var value))) ; not ideal but ok
(list scm-var " = scm_c_gvalue_new_from_boxed (G_TYPE_CLOSURE, " c-var ");\n")))
(define-class <gvalue-type> (<gobject-type-base>))
(define-method (unwrap-value-cg (type <gvalue-type>)
(value <gw-value>)
status-var)
(let ((c-var (var value)) (scm-var (scm-var value)))
(list
(if-typespec-option
value 'callee-owned
(list c-var " = scm_c_gvalue_dup_value (" scm-var ");\n")
(list c-var " = scm_c_gvalue_peek_value (" scm-var ");\n")))))
(define-method (wrap-value-cg (type <gvalue-type>)
(value <gw-value>)
status-var)
(let ((c-var (var value)) (scm-var (scm-var value)))
(list
"if (" c-var " != NULL)\n"
(if-typespec-option
value 'const
(list scm-var " = scm_c_gvalue_from_value (" c-var ");\n")
(list scm-var " = scm_c_gvalue_take_value (" c-var ");\n"))
"else\n"
" " scm-var " = SCM_BOOL_F;\n")))
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