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;;;; Copyright (C) 2003, 2005, 2006, 2009, 2010 Free Software Foundation, Inc.
;;;;
;;;; This library is free software; you can redistribute it and/or
;;;; modify it under the terms of the GNU Lesser General Public
;;;; License as published by the Free Software Foundation; either
;;;; version 3 of the License, or (at your option) any later version.
;;;;
;;;; This library 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
;;;; Lesser General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU Lesser General Public
;;;; License along with this library; if not, write to the Free Software
;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;;;;
(define-module (ice-9 deprecated)
#:export (substring-move-left! substring-move-right!
dynamic-maybe-call dynamic-maybe-link
try-module-linked try-module-dynamic-link
list* feature? eval-case unmemoize-expr
$asinh
$acosh
$atanh
$sqrt
$abs
$exp
$log
$sin
$cos
$tan
$asin
$acos
$atan
$sinh
$cosh
$tanh
closure?))
;;;; Deprecated definitions.
(define substring-move-left! substring-move!)
(define substring-move-right! substring-move!)
;; This method of dynamically linking Guile Extensions is deprecated.
;; Use `load-extension' explicitly from Scheme code instead.
(define (split-c-module-name str)
(let loop ((rev '())
(start 0)
(pos 0)
(end (string-length str)))
(cond
((= pos end)
(reverse (cons (string->symbol (substring str start pos)) rev)))
((eq? (string-ref str pos) #\space)
(loop (cons (string->symbol (substring str start pos)) rev)
(+ pos 1)
(+ pos 1)
end))
(else
(loop rev start (+ pos 1) end)))))
(define (convert-c-registered-modules dynobj)
(let ((res (map (lambda (c)
(list (split-c-module-name (car c)) (cdr c) dynobj))
(c-registered-modules))))
(c-clear-registered-modules)
res))
(define registered-modules '())
(define (register-modules dynobj)
(set! registered-modules
(append! (convert-c-registered-modules dynobj)
registered-modules)))
(define (warn-autoload-deprecation modname)
(issue-deprecation-warning
"Autoloading of compiled code modules is deprecated."
"Write a Scheme file instead that uses `load-extension'.")
(issue-deprecation-warning
(simple-format #f "(You just autoloaded module ~S.)" modname)))
(define (init-dynamic-module modname)
;; Register any linked modules which have been registered on the C level
(register-modules #f)
(or-map (lambda (modinfo)
(if (equal? (car modinfo) modname)
(begin
(warn-autoload-deprecation modname)
(set! registered-modules (delq! modinfo registered-modules))
(let ((mod (resolve-module modname #f)))
(save-module-excursion
(lambda ()
(set-current-module mod)
(set-module-public-interface! mod mod)
(dynamic-call (cadr modinfo) (caddr modinfo))
))
#t))
#f))
registered-modules))
(define (dynamic-maybe-call name dynobj)
(catch #t ; could use false-if-exception here
(lambda ()
(dynamic-call name dynobj))
(lambda args
#f)))
(define (dynamic-maybe-link filename)
(catch #t ; could use false-if-exception here
(lambda ()
(dynamic-link filename))
(lambda args
#f)))
(define (find-and-link-dynamic-module module-name)
(define (make-init-name mod-name)
(string-append "scm_init"
(list->string (map (lambda (c)
(if (or (char-alphabetic? c)
(char-numeric? c))
c
#\_))
(string->list mod-name)))
"_module"))
;; Put the subdirectory for this module in the car of SUBDIR-AND-LIBNAME,
;; and the `libname' (the name of the module prepended by `lib') in the cdr
;; field. For example, if MODULE-NAME is the list (inet tcp-ip udp), then
;; SUBDIR-AND-LIBNAME will be the pair ("inet/tcp-ip" . "libudp").
(let ((subdir-and-libname
(let loop ((dirs "")
(syms module-name))
(if (null? (cdr syms))
(cons dirs (string-append "lib" (symbol->string (car syms))))
(loop (string-append dirs (symbol->string (car syms)) "/")
(cdr syms)))))
(init (make-init-name (apply string-append
(map (lambda (s)
(string-append "_"
(symbol->string s)))
module-name)))))
(let ((subdir (car subdir-and-libname))
(libname (cdr subdir-and-libname)))
;; Now look in each dir in %LOAD-PATH for `subdir/libfoo.la'. If that
;; file exists, fetch the dlname from that file and attempt to link
;; against it. If `subdir/libfoo.la' does not exist, or does not seem
;; to name any shared library, look for `subdir/libfoo.so' instead and
;; link against that.
(let check-dirs ((dir-list %load-path))
(if (null? dir-list)
#f
(let* ((dir (in-vicinity (car dir-list) subdir))
(sharlib-full
(or (try-using-libtool-name dir libname)
(try-using-sharlib-name dir libname))))
(if (and sharlib-full (file-exists? sharlib-full))
(link-dynamic-module sharlib-full init)
(check-dirs (cdr dir-list)))))))))
(define (try-using-libtool-name libdir libname)
(let ((libtool-filename (in-vicinity libdir
(string-append libname ".la"))))
(and (file-exists? libtool-filename)
libtool-filename)))
(define (try-using-sharlib-name libdir libname)
(in-vicinity libdir (string-append libname ".so")))
(define (link-dynamic-module filename initname)
;; Register any linked modules which have been registered on the C level
(register-modules #f)
(let ((dynobj (dynamic-link filename)))
(dynamic-call initname dynobj)
(register-modules dynobj)))
(define (try-module-linked module-name)
(init-dynamic-module module-name))
(define (try-module-dynamic-link module-name)
(and (find-and-link-dynamic-module module-name)
(init-dynamic-module module-name)))
(define (list* . args)
(issue-deprecation-warning "'list*' is deprecated. Use 'cons*' instead.")
(apply cons* args))
(define (feature? sym)
(issue-deprecation-warning
"`feature?' is deprecated. Use `provided?' instead.")
(provided? sym))
(define-macro (eval-case . clauses)
(issue-deprecation-warning
"`eval-case' is deprecated. Use `eval-when' instead.")
;; Practically speaking, eval-case only had load-toplevel and else as
;; conditions.
(cond
((assoc-ref clauses '(load-toplevel))
=> (lambda (exps)
;; the *unspecified so that non-toplevel definitions will be
;; caught
`(begin *unspecified* . ,exps)))
((assoc-ref clauses 'else)
=> (lambda (exps)
`(begin *unspecified* . ,exps)))
(else
`(begin))))
;; The strange prototype system for uniform arrays has been
;; deprecated.
(read-hash-extend
#\y
(lambda (c port)
(issue-deprecation-warning
"The `#y' bitvector syntax is deprecated. Use `#*' instead.")
(let ((x (read port)))
(cond
((list? x)
(list->bitvector
(map (lambda (x)
(cond ((zero? x) #f)
((eqv? x 1) #t)
(else (error "invalid #y element" x))))
x)))
(else
(error "#y needs to be followed by a list" x))))))
(define (unmemoize-expr . args)
(issue-deprecation-warning
"`unmemoize-expr' is deprecated. Use `unmemoize-expression' instead.")
(apply unmemoize-expression args))
(define ($asinh z) (asinh z))
(define ($acosh z) (acosh z))
(define ($atanh z) (atanh z))
(define ($sqrt z) (sqrt z))
(define ($abs z) (abs z))
(define ($exp z) (exp z))
(define ($log z) (log z))
(define ($sin z) (sin z))
(define ($cos z) (cos z))
(define ($tan z) (tan z))
(define ($asin z) (asin z))
(define ($acos z) (acos z))
(define ($atan z) (atan z))
(define ($sinh z) (sinh z))
(define ($cosh z) (cosh z))
(define ($tanh z) (tanh z))
(define (closure? x)
(issue-deprecation-warning
"`closure?' is deprecated. Use `procedure?' instead.")
(procedure? x))
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