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(use-modules (gnu)
(gnu packages)
(gnu packages autotools)
(gnu packages base)
(gnu packages bash)
(gnu packages check)
(gnu packages commencement)
(gnu packages compression)
(gnu packages cross-base)
(gnu packages file)
(gnu packages gawk)
(gnu packages gcc)
(gnu packages linux)
(gnu packages perl)
(gnu packages pkg-config)
(gnu packages python)
(gnu packages shells)
(guix build-system trivial)
(guix gexp)
(guix packages)
(guix profiles)
(guix utils))
(define (make-ssp-fixed-gcc xgcc)
"Given a XGCC package, return a modified package that uses the SSP function
from glibc instead of from libssp.so. Taken from:
http://www.linuxfromscratch.org/hlfs/view/development/chapter05/gcc-pass1.html"
(package
(inherit xgcc)
(arguments
(substitute-keyword-arguments (package-arguments xgcc)
((#:make-flags flags)
`(cons "gcc_cv_libc_provides_ssp=yes" ,flags))))))
(define (make-gcc-rpath-link xgcc)
"Given a XGCC package, return a modified package that replace each instance of
-rpath in the default system spec that's inserted by Guix with -rpath-link"
(package
(inherit xgcc)
(arguments
(substitute-keyword-arguments (package-arguments xgcc)
((#:phases phases)
`(modify-phases ,phases
(add-after 'pre-configure 'replace-rpath-with-rpath-link
(lambda _
(substitute* (cons "gcc/config/rs6000/sysv4.h"
(find-files "gcc/config"
"^gnu-user.*\\.h$"))
(("-rpath=") "-rpath-link="))
#t))))))))
(define (make-cross-toolchain target
base-gcc-for-libc
base-kernel-headers
base-libc
base-gcc)
"Create a cross-compilation toolchain package for TARGET"
(let* ((xbinutils (cross-binutils target))
;; 1. Build a cross-compiling gcc without targeting any libc, derived
;; from BASE-GCC-FOR-LIBC
(xgcc-sans-libc (cross-gcc target
#:xgcc base-gcc-for-libc
#:xbinutils xbinutils))
;; 2. Build cross-compiled kernel headers with XGCC-SANS-LIBC, derived
;; from BASE-KERNEL-HEADERS
(xkernel (cross-kernel-headers target
base-kernel-headers
xgcc-sans-libc
xbinutils))
;; 3. Build a cross-compiled libc with XGCC-SANS-LIBC and XKERNEL,
;; derived from BASE-LIBC
(xlibc (cross-libc target
base-libc
xgcc-sans-libc
xbinutils
xkernel))
;; 4. Build a cross-compiling gcc targeting XLIBC, derived from
;; BASE-GCC
(xgcc (cross-gcc target
#:xgcc base-gcc
#:xbinutils xbinutils
#:libc xlibc)))
;; Define a meta-package that propagates the resulting XBINUTILS, XLIBC, and
;; XGCC
(package
(name (string-append target "-toolchain"))
(version (package-version xgcc))
(source #f)
(build-system trivial-build-system)
(arguments '(#:builder (begin (mkdir %output) #t)))
(propagated-inputs
`(("binutils" ,xbinutils)
("libc" ,xlibc)
("libc:static" ,xlibc "static")
("gcc" ,xgcc)))
(synopsis (string-append "Complete GCC tool chain for " target))
(description (string-append "This package provides a complete GCC tool
chain for " target " development."))
(home-page (package-home-page xgcc))
(license (package-license xgcc)))))
(define* (make-bitcoin-cross-toolchain target
#:key
(base-gcc-for-libc gcc-5)
(base-kernel-headers linux-libre-headers-4.19)
(base-libc glibc-2.27)
(base-gcc (make-gcc-rpath-link
(make-ssp-fixed-gcc gcc-9))))
"Convienience wrapper around MAKE-CROSS-TOOLCHAIN with default values
desirable for building Bitcoin Core release binaries."
(make-cross-toolchain target
base-gcc-for-libc
base-kernel-headers
base-libc
base-gcc))
(packages->manifest
(list ;; The Basics
bash-minimal
which
coreutils
util-linux
;; File(system) inspection
file
grep
diffutils
findutils
;; File transformation
patch
gawk
sed
;; Compression and archiving
tar
bzip2
gzip
xz
zlib
;; Build tools
gnu-make
libtool
autoconf
automake
pkg-config
;; Scripting
perl
python-3.7
;; Native gcc 9 toolchain targeting glibc 2.27
(make-gcc-toolchain gcc-9 glibc-2.27)
;; Cross gcc 9 toolchains targeting glibc 2.27
(make-bitcoin-cross-toolchain "i686-linux-gnu")
(make-bitcoin-cross-toolchain "x86_64-linux-gnu")
(make-bitcoin-cross-toolchain "aarch64-linux-gnu")
(make-bitcoin-cross-toolchain "arm-linux-gnueabihf")
;; The glibc 2.27 for riscv64 needs gcc 7 to successfully build (see:
;; https://www.gnu.org/software/gcc/gcc-7/changes.html#riscv). The final
;; toolchain is still a gcc 9 toolchain targeting glibc 2.27.
(make-bitcoin-cross-toolchain "riscv64-linux-gnu"
#:base-gcc-for-libc gcc-7)))
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