3rdparties/software/trivial-features-20200427-git/src/tf-sbcl.lisp (1996 bytes)
1 ;;;; -*- Mode: lisp; indent-tabs-mode: nil -*- 2 ;;; 3 ;;; tf-sbcl.lisp --- SBCL trivial-features implementation. 4 ;;; 5 ;;; Copyright (C) 2007-2009, Luis Oliveira <loliveira@common-lisp.net> 6 ;;; 7 ;;; Permission is hereby granted, free of charge, to any person 8 ;;; obtaining a copy of this software and associated documentation 9 ;;; files (the "Software"), to deal in the Software without 10 ;;; restriction, including without limitation the rights to use, copy, 11 ;;; modify, merge, publish, distribute, sublicense, and/or sell copies 12 ;;; of the Software, and to permit persons to whom the Software is 13 ;;; furnished to do so, subject to the following conditions: 14 ;;; 15 ;;; The above copyright notice and this permission notice shall be 16 ;;; included in all copies or substantial portions of the Software. 17 ;;; 18 ;;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 19 ;;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 ;;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 21 ;;; NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 22 ;;; HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 23 ;;; WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 24 ;;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 25 ;;; DEALINGS IN THE SOFTWARE. 26 27 (in-package :cl-user) 28 29 ;;;; Endianness 30 31 (pushnew (sb-alien:with-alien ((ptr (array (sb-alien:unsigned 8) 2))) 32 (setf (sb-sys:sap-ref-16 (sb-alien:alien-sap ptr) 0) #xfeff) 33 (ecase (sb-sys:sap-ref-8 (sb-alien:alien-sap ptr) 0) 34 (#xfe (intern "BIG-ENDIAN" :keyword)) 35 (#xff (intern "LITTLE-ENDIAN" :keyword)))) 36 *features*) 37 38 ;;;; OS 39 40 ;;; SBCL already pushes :DARWIN, :LINUX, :BSD and :UNIX. 41 42 #+win32 43 (progn 44 ;; note: as of 2008 or so, SBCL doesn't push :UNIX and :WIN32 45 ;; simultaneously anymore. 46 (setq *features* (remove :unix *features*)) 47 (pushnew :windows *features*)) 48 49 ;;;; CPU 50 51 ;;; SBCL already pushes: :X86, :X86-64, :PPC, :32-BIT, and :64-BIT