/usr/share/uim/dynlib.scm is in uim-data 1:1.8.6+gh20180114.64e3173-2build2.
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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 | ;;; dynlib.scm: dynlib for uim.
;;;
;;; Copyright (c) 2005-2013 uim Project https://github.com/uim/uim
;;;
;;; All rights reserved.
;;;
;;; Redistribution and use in source and binary forms, with or without
;;; modification, are permitted provided that the following conditions
;;; are met:
;;; 1. Redistributions of source code must retain the above copyright
;;; notice, this list of conditions and the following disclaimer.
;;; 2. Redistributions in binary form must reproduce the above copyright
;;; notice, this list of conditions and the following disclaimer in the
;;; documentation and/or other materials provided with the distribution.
;;; 3. Neither the name of authors nor the names of its contributors
;;; may be used to endorse or promote products derived from this software
;;; without specific prior written permission.
;;;
;;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND
;;; ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
;;; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
;;; ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE
;;; FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
;;; DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
;;; OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
;;; HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
;;; LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
;;; OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
;;; SUCH DAMAGE.
;;;;
(require "util.scm")
(define uim-dynlib-load-path
(if (setugid?)
(list (string-append (sys-pkglibdir) "/plugin"))
(let* ((ld-library-path (getenv "LD_LIBRARY_PATH"))
(config-path (get-config-path #f))
(user-plugin-path (if config-path
(string-append config-path "/plugin")
'())))
(filter string?
(append (list (getenv "LIBUIM_PLUGIN_LIB_DIR")
user-plugin-path
(string-append (sys-pkglibdir) "/plugin"))
;; XXX
(if ld-library-path
(string-split ld-library-path ":")
'()))))))
(define dynlib-alist ())
(define-record 'dynlib-entry
'((name "")
;;(desc "")
;;(author "")
;;(version #f)
(library #f)
(init-proc #f)
(quit-proc #f)))
(define dynlib-list-append
(lambda (dynlib-name library init quit)
(let ((entry (dynlib-entry-new dynlib-name library init quit)))
(set! dynlib-alist
(append dynlib-alist (list entry))))))
(define dynlib-list-delete
(lambda (dynlib-name)
(set! dynlib-alist
(alist-delete dynlib-name dynlib-alist string=?))))
(define dynlib-list-query
(lambda (dynlib-name)
(assoc dynlib-name dynlib-alist)))
(define dynlib-list-query-library
(lambda (dynlib-name)
(let ((entry (dynlib-list-query dynlib-name)))
(and entry
(dynlib-entry-library entry)))))
(define dynlib-list-query-instance-init
(lambda (dynlib-name)
(let ((entry (dynlib-list-query dynlib-name)))
(and entry
(dynlib-entry-init-proc entry)))))
(define dynlib-list-query-instance-quit
(lambda (dynlib-name)
(let ((entry (dynlib-list-query dynlib-name)))
(and entry
(dynlib-entry-quit-proc entry)))))
(define find-dynlib-path
(lambda (paths dynlib-name)
(let ((path ()))
(cond ((null? paths) #f)
((not (string? (car paths))) #f)
((file-readable? (string-append (car paths)
"/libuim-"
dynlib-name
".so"))
(string-append (car paths) "/libuim-" dynlib-name ".so"))
(else
(find-dynlib-path (cdr paths) dynlib-name))))))
(define require-dynlib
(lambda (dynlib-name)
(let ((dynlib-exists? (dynlib-list-query dynlib-name)))
(if dynlib-exists?
#t
(and-let* ((lib-path (find-dynlib-path uim-dynlib-load-path
dynlib-name))
(proc-ptrs (%%dynlib-bind lib-path))
(library-ptr (car proc-ptrs))
(init-proc (car (cdr proc-ptrs)))
(quit-proc (car (cdr (cdr proc-ptrs)))))
(if (not (and (null? proc-ptrs)
(null? init-proc)
(null? quit-proc)))
(begin
(dynlib-list-append dynlib-name
library-ptr
init-proc
quit-proc)
(provide dynlib-name)
#t)
#f))))))
(define dynlib-unload
(lambda (dynlib-name)
(and-let* ((dynlib-exists? (dynlib-list-query dynlib-name))
(library-ptr (dynlib-list-query-library dynlib-name))
(init-proc (dynlib-list-query-instance-init dynlib-name))
(quit-proc (dynlib-list-query-instance-quit dynlib-name)))
(%%dynlib-unbind library-ptr init-proc quit-proc)
(dynlib-list-delete dynlib-name)
;; (unprovide dynlib-name) ;; FIXME
#t)))
(define dynlib-unload-all
(lambda ()
(%%dynlib-unbind-all dynlib-alist)
(set! dynlib-alist '())
#t))
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