396 lines
17 KiB
Scheme
396 lines
17 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
||
;;; Copyright © 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
|
||
;;; Copyright © 2014, 2015 Mark H Weaver <mhw@netris.org>
|
||
;;; Copyright © 2016 Jan Nieuwenhuizen <janneke@gnu.org>
|
||
;;;
|
||
;;; This file is part of GNU Guix.
|
||
;;;
|
||
;;; GNU Guix 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 3 of the License, or (at
|
||
;;; your option) any later version.
|
||
;;;
|
||
;;; GNU Guix 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 GNU Guix. If not, see <http://www.gnu.org/licenses/>.
|
||
|
||
(define-module (gnu packages cross-base)
|
||
#:use-module (guix licenses)
|
||
#:use-module (gnu packages)
|
||
#:use-module (gnu packages gcc)
|
||
#:use-module (gnu packages base)
|
||
#:use-module (gnu packages commencement)
|
||
#:use-module (gnu packages linux)
|
||
#:use-module (guix packages)
|
||
#:use-module (guix download)
|
||
#:use-module (guix utils)
|
||
#:use-module (guix build-system gnu)
|
||
#:use-module (guix build-system trivial)
|
||
#:use-module (srfi srfi-1)
|
||
#:use-module (srfi srfi-26)
|
||
#:use-module (ice-9 match)
|
||
#:export (cross-binutils
|
||
cross-libc
|
||
cross-gcc))
|
||
|
||
(define %xgcc
|
||
;; GCC package used as the basis for cross-compilation. It doesn't have to
|
||
;; be 'gcc' and can be a specific variant such as 'gcc-4.8'.
|
||
gcc)
|
||
|
||
(define (cross p target)
|
||
(package (inherit p)
|
||
(name (string-append (package-name p) "-cross-" target))
|
||
(arguments
|
||
(substitute-keyword-arguments (package-arguments p)
|
||
((#:configure-flags flags)
|
||
`(cons ,(string-append "--target=" target)
|
||
,flags))))))
|
||
|
||
(define (package-with-patch original patch)
|
||
"Return package ORIGINAL with PATCH applied."
|
||
(package (inherit original)
|
||
(source (origin (inherit (package-source original))
|
||
(patches (list patch))))))
|
||
|
||
(define (cross-binutils target)
|
||
"Return a cross-Binutils for TARGET."
|
||
(let ((binutils (package (inherit binutils)
|
||
(arguments
|
||
(substitute-keyword-arguments (package-arguments
|
||
binutils)
|
||
((#:configure-flags flags)
|
||
;; Build with `--with-sysroot' so that ld honors
|
||
;; DT_RUNPATH entries when searching for a needed
|
||
;; library. This works because as a side effect
|
||
;; `genscripts.sh' sets `USE_LIBPATH=yes', which tells
|
||
;; elf32.em to use DT_RUNPATH in its search list.
|
||
;; See <http://sourceware.org/ml/binutils/2013-05/msg00312.html>.
|
||
;;
|
||
;; In theory choosing / as the sysroot could lead ld
|
||
;; to pick up native libs instead of target ones. In
|
||
;; practice the RUNPATH of target libs only refers to
|
||
;; target libs, not native libs, so this is safe.
|
||
`(cons "--with-sysroot=/" ,flags)))))))
|
||
|
||
;; For Xtensa, apply Qualcomm's patch.
|
||
(cross (if (string-prefix? "xtensa-" target)
|
||
(package-with-patch binutils
|
||
(search-patch
|
||
"ath9k-htc-firmware-binutils.patch"))
|
||
binutils)
|
||
target)))
|
||
|
||
(define (cross-gcc-arguments target libc)
|
||
"Return build system arguments for a cross-gcc for TARGET, using LIBC (which
|
||
may be either a libc package or #f.)"
|
||
;; Set the current target system so that 'glibc-dynamic-linker' returns the
|
||
;; right name.
|
||
(parameterize ((%current-target-system target))
|
||
;; Disable stripping as this can break binaries, with object files of
|
||
;; libgcc.a showing up as having an unknown architecture. See
|
||
;; <http://lists.fedoraproject.org/pipermail/arm/2010-August/000663.html>
|
||
;; for instance.
|
||
(let ((args `(#:strip-binaries? #f
|
||
,@(package-arguments %xgcc))))
|
||
(substitute-keyword-arguments args
|
||
((#:configure-flags flags)
|
||
`(append (list ,(string-append "--target=" target)
|
||
,@(if libc
|
||
`( ;; Disable libcilkrts because it is not
|
||
;; ported to GNU/Hurd.
|
||
"--disable-libcilkrts")
|
||
`( ;; Disable features not needed at this stage.
|
||
"--disable-shared" "--enable-static"
|
||
"--enable-languages=c,c++"
|
||
|
||
;; libstdc++ cannot be built at this stage
|
||
;; ("Link tests are not allowed after
|
||
;; GCC_NO_EXECUTABLES.").
|
||
"--disable-libstdc++-v3"
|
||
|
||
"--disable-threads" ;libgcc, would need libc
|
||
"--disable-libatomic"
|
||
"--disable-libmudflap"
|
||
"--disable-libgomp"
|
||
"--disable-libssp"
|
||
"--disable-libquadmath"
|
||
"--disable-decimal-float" ;would need libc
|
||
"--disable-libcilkrts"
|
||
)))
|
||
|
||
,(if libc
|
||
flags
|
||
`(remove (cut string-match "--enable-languages.*" <>)
|
||
,flags))))
|
||
((#:make-flags flags)
|
||
(if libc
|
||
`(let ((libc (assoc-ref %build-inputs "libc")))
|
||
;; FLAGS_FOR_TARGET are needed for the target libraries to receive
|
||
;; the -Bxxx for the startfiles.
|
||
(cons (string-append "FLAGS_FOR_TARGET=-B" libc "/lib")
|
||
,flags))
|
||
flags))
|
||
((#:phases phases)
|
||
(let ((phases
|
||
`(alist-cons-after
|
||
'install 'make-cross-binutils-visible
|
||
(lambda* (#:key outputs inputs #:allow-other-keys)
|
||
(let* ((out (assoc-ref outputs "out"))
|
||
(libexec (string-append out "/libexec/gcc/"
|
||
,target))
|
||
(binutils (string-append
|
||
(assoc-ref inputs "binutils-cross")
|
||
"/bin/" ,target "-"))
|
||
(wrapper (string-append
|
||
(assoc-ref inputs "ld-wrapper-cross")
|
||
"/bin/" ,target "-ld")))
|
||
(for-each (lambda (file)
|
||
(symlink (string-append binutils file)
|
||
(string-append libexec "/"
|
||
file)))
|
||
'("as" "nm"))
|
||
(symlink wrapper (string-append libexec "/ld"))
|
||
#t))
|
||
(alist-replace
|
||
'install
|
||
(lambda _
|
||
;; Unlike our 'strip' phase, this will do the right thing
|
||
;; for cross-compilers.
|
||
(zero? (system* "make" "install-strip")))
|
||
,phases))))
|
||
(if libc
|
||
`(alist-cons-before
|
||
'configure 'set-cross-path
|
||
(lambda* (#:key inputs #:allow-other-keys)
|
||
;; Add the cross kernel headers to CROSS_CPATH, and remove them
|
||
;; from CPATH.
|
||
(let ((libc (assoc-ref inputs "libc"))
|
||
(kernel (assoc-ref inputs "xkernel-headers")))
|
||
(define (cross? x)
|
||
;; Return #t if X is a cross-libc or cross Linux.
|
||
(or (string-prefix? libc x)
|
||
(string-prefix? kernel x)))
|
||
(let ((cpath (string-append
|
||
libc "/include"
|
||
":" kernel "/include")))
|
||
(for-each (cut setenv <> cpath)
|
||
'("CROSS_C_INCLUDE_PATH"
|
||
"CROSS_CPLUS_INCLUDE_PATH"
|
||
"CROSS_OBJC_INCLUDE_PATH"
|
||
"CROSS_OBJCPLUS_INCLUDE_PATH")))
|
||
(setenv "CROSS_LIBRARY_PATH"
|
||
(string-append libc "/lib"))
|
||
(for-each
|
||
(lambda (var)
|
||
(and=> (getenv var)
|
||
(lambda (value)
|
||
(let* ((path (search-path-as-string->list value))
|
||
(native-path (list->search-path-as-string
|
||
(remove cross? path) ":")))
|
||
(setenv var native-path)))))
|
||
'("C_INCLUDE_PATH"
|
||
"CPLUS_INCLUDE_PATH"
|
||
"OBJC_INCLUDE_PATH"
|
||
"OBJCPLUS_INCLUDE_PATH"
|
||
"LIBRARY_PATH"))
|
||
#t))
|
||
,phases)
|
||
phases)))))))
|
||
|
||
(define (cross-gcc-patches target)
|
||
"Return GCC patches needed for TARGET."
|
||
(cond ((string-prefix? "xtensa-" target)
|
||
;; Patch by Qualcomm needed to build the ath9k-htc firmware.
|
||
(search-patches "ath9k-htc-firmware-gcc.patch"))
|
||
(else '())))
|
||
|
||
(define* (cross-gcc target
|
||
#:optional (xbinutils (cross-binutils target)) libc)
|
||
"Return a cross-compiler for TARGET, where TARGET is a GNU triplet. Use
|
||
XBINUTILS as the associated cross-Binutils. If LIBC is false, then build a
|
||
GCC that does not target a libc; otherwise, target that libc."
|
||
(package (inherit %xgcc)
|
||
(name (string-append "gcc-cross-"
|
||
(if libc "" "sans-libc-")
|
||
target))
|
||
(source (origin (inherit (package-source %xgcc))
|
||
(patches
|
||
(append
|
||
(origin-patches (package-source %xgcc))
|
||
(cons (search-patch "gcc-cross-environment-variables.patch")
|
||
(cross-gcc-patches target))))))
|
||
|
||
;; For simplicity, use a single output. Otherwise libgcc_s & co. are not
|
||
;; found by default, etc.
|
||
(outputs '("out"))
|
||
|
||
(arguments
|
||
`(#:implicit-inputs? #f
|
||
#:modules ((guix build gnu-build-system)
|
||
(guix build utils)
|
||
(ice-9 regex)
|
||
(srfi srfi-1)
|
||
(srfi srfi-26))
|
||
|
||
,@(cross-gcc-arguments target libc)))
|
||
|
||
(native-inputs
|
||
`(("ld-wrapper-cross" ,(make-ld-wrapper
|
||
(string-append "ld-wrapper-" target)
|
||
#:target target
|
||
#:binutils xbinutils))
|
||
("binutils-cross" ,xbinutils)
|
||
|
||
;; Call it differently so that the builder can check whether the "libc"
|
||
;; input is #f.
|
||
("libc-native" ,@(assoc-ref %final-inputs "libc"))
|
||
|
||
;; Remaining inputs.
|
||
,@(let ((inputs (append (package-inputs %xgcc)
|
||
(alist-delete "libc" %final-inputs))))
|
||
(if libc
|
||
`(("libc" ,libc)
|
||
("xkernel-headers" ;the target headers
|
||
,@(assoc-ref (package-propagated-inputs libc)
|
||
"kernel-headers"))
|
||
,@inputs)
|
||
inputs))))
|
||
|
||
(inputs '())
|
||
|
||
;; Only search target inputs, not host inputs.
|
||
;; Note: See <http://bugs.gnu.org/22186> for why not 'CPATH'.
|
||
(search-paths
|
||
(list (search-path-specification
|
||
(variable "CROSS_C_INCLUDE_PATH")
|
||
(files '("include")))
|
||
(search-path-specification
|
||
(variable "CROSS_CPLUS_INCLUDE_PATH")
|
||
(files '("include")))
|
||
(search-path-specification
|
||
(variable "CROSS_OBJC_INCLUDE_PATH")
|
||
(files '("include")))
|
||
(search-path-specification
|
||
(variable "CROSS_OBJCPLUS_INCLUDE_PATH")
|
||
(files '("include")))
|
||
(search-path-specification
|
||
(variable "CROSS_LIBRARY_PATH")
|
||
(files '("lib" "lib64")))))
|
||
(native-search-paths '())))
|
||
|
||
(define* (cross-libc target
|
||
#:optional
|
||
(xgcc (cross-gcc target))
|
||
(xbinutils (cross-binutils target)))
|
||
"Return a libc cross-built for TARGET, a GNU triplet. Use XGCC and
|
||
XBINUTILS and the cross tool chain."
|
||
(define xlinux-headers
|
||
(package (inherit linux-libre-headers)
|
||
(name (string-append (package-name linux-libre-headers)
|
||
"-cross-" target))
|
||
(arguments
|
||
(substitute-keyword-arguments
|
||
`(#:implicit-cross-inputs? #f
|
||
,@(package-arguments linux-libre-headers))
|
||
((#:phases phases)
|
||
`(alist-replace
|
||
'build
|
||
(lambda _
|
||
(setenv "ARCH" ,(system->linux-architecture target))
|
||
(format #t "`ARCH' set to `~a' (cross compiling)~%" (getenv "ARCH"))
|
||
|
||
(and (zero? (system* "make" "defconfig"))
|
||
(zero? (system* "make" "mrproper" "headers_check"))))
|
||
,phases))))
|
||
(native-inputs `(("cross-gcc" ,xgcc)
|
||
("cross-binutils" ,xbinutils)
|
||
,@(package-native-inputs linux-libre-headers)))))
|
||
|
||
(package (inherit glibc)
|
||
(name (string-append "glibc-cross-" target))
|
||
(arguments
|
||
(substitute-keyword-arguments
|
||
`(;; Disable stripping (see above.)
|
||
#:strip-binaries? #f
|
||
|
||
;; This package is used as a target input, but it should not have
|
||
;; the usual cross-compilation inputs since that would include
|
||
;; itself.
|
||
#:implicit-cross-inputs? #f
|
||
|
||
;; We need SRFI 26.
|
||
#:modules ((guix build gnu-build-system)
|
||
(guix build utils)
|
||
(srfi srfi-26))
|
||
|
||
,@(package-arguments glibc))
|
||
((#:configure-flags flags)
|
||
`(cons ,(string-append "--host=" target)
|
||
,flags))
|
||
((#:phases phases)
|
||
`(alist-cons-before
|
||
'configure 'set-cross-kernel-headers-path
|
||
(lambda* (#:key inputs #:allow-other-keys)
|
||
(let* ((kernel (assoc-ref inputs "kernel-headers"))
|
||
(cpath (string-append kernel "/include")))
|
||
(for-each (cut setenv <> cpath)
|
||
'("CROSS_C_INCLUDE_PATH"
|
||
"CROSS_CPLUS_INCLUDE_PATH"
|
||
"CROSS_OBJC_INCLUDE_PATH"
|
||
"CROSS_OBJCPLUS_INCLUDE_PATH"))
|
||
#t))
|
||
,phases))))
|
||
|
||
;; Shadow the native "kernel-headers" because glibc's recipe expects the
|
||
;; "kernel-headers" input to point to the right thing.
|
||
(propagated-inputs `(("kernel-headers" ,xlinux-headers)))
|
||
|
||
;; FIXME: 'static-bash' should really be an input, not a native input, but
|
||
;; to do that will require building an intermediate cross libc.
|
||
(inputs '())
|
||
|
||
(native-inputs `(("cross-gcc" ,xgcc)
|
||
("cross-binutils" ,xbinutils)
|
||
,@(package-inputs glibc) ;FIXME: static-bash
|
||
,@(package-native-inputs glibc)))))
|
||
|
||
|
||
;;;
|
||
;;; Concrete cross toolchains.
|
||
;;;
|
||
|
||
(define-public xgcc-mips64el
|
||
(let* ((triplet "mips64el-linux-gnuabi64") ;N64 ABI
|
||
(xgcc (cross-gcc triplet
|
||
(cross-binutils triplet)
|
||
(cross-libc triplet))))
|
||
;; Don't attempt to build this cross-compiler on i686;
|
||
;; see <http://bugs.gnu.org/19598>.
|
||
(package (inherit xgcc)
|
||
(supported-systems (fold delete
|
||
(package-supported-systems xgcc)
|
||
'("mips64el-linux" "i686-linux"))))))
|
||
|
||
(define-public xgcc-xtensa
|
||
;; Bare-bones Xtensa cross-compiler, used to build the Atheros firmware.
|
||
(cross-gcc "xtensa-elf"))
|
||
|
||
(define-public xgcc-armhf
|
||
(let* ((triplet "arm-linux-gnueabihf")
|
||
(xgcc (cross-gcc triplet
|
||
(cross-binutils triplet)
|
||
(cross-libc triplet))))
|
||
(package (inherit xgcc)
|
||
(supported-systems (delete "armhf-linux" %supported-systems)))))
|
||
|
||
;; (define-public xgcc-armel
|
||
;; (let ((triplet "armel-linux-gnueabi"))
|
||
;; (cross-gcc triplet
|
||
;; (cross-binutils triplet)
|
||
;; (cross-libc triplet))))
|