build-system/linux-module: Use G-expressions.

* guix/build-system/linux-module.scm (make-linux-module-builder)
[arguments]: Rewrite as G-expressions.
This commit is contained in:
Tobias Geerinckx-Rice 2021-12-23 22:18:22 +01:00
parent a61633d4ba
commit 2e86059172
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GPG key ID: 0DB0FF884F556D79

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@ -61,53 +61,52 @@ (define (make-linux-module-builder linux)
`(("linux" ,linux)))
(arguments
(substitute-keyword-arguments (package-arguments linux)
((#:phases phases)
`(modify-phases ,phases
(replace 'build
(lambda _
(invoke "make" "modules_prepare")))
(delete 'strip) ; faster.
(replace 'install
(lambda* (#:key inputs outputs #:allow-other-keys)
(let* ((out (assoc-ref outputs "out"))
(out-lib-build (string-append out "/lib/modules/build")))
;; Delete some huge items that we probably don't need.
;; TODO: Only preserve the minimum, i.e. [Kbuild], Kconfig,
;; scripts, include, ".config".
(copy-recursively "." out-lib-build)
(for-each (lambda (name)
(when (file-exists? name)
(delete-file-recursively name)))
(map (lambda (name)
(string-append out-lib-build "/" name))
'("arch" ; 137 MB
;"tools" ; 44 MB ; Note: is built by our 'build phase.
"tools/testing" ; 14 MB
"tools/perf" ; 17 MB
"drivers" ; 600 MB
"Documentation" ; 52 MB
"fs" ; 43 MB
"net" ; 33 MB
"samples" ; 2 MB
"sound"))) ; 40 MB
;; Reinstate arch/**/dts since "scripts/dtc" depends on it.
;; Reinstate arch/**/include directories.
;; Reinstate arch/**/Makefile.
;; Reinstate arch/**/module.lds.
(for-each
(lambda (name)
(mkdir-p (dirname (string-append out-lib-build "/" name)))
(copy-recursively name
(string-append out-lib-build "/" name)))
(append (find-files "arch" "^(dts|include)$" #:directories? #t)
(find-files "arch" "^(Makefile|module.lds)$")))
(let* ((linux (assoc-ref inputs "linux")))
(install-file (string-append linux "/System.map")
out-lib-build)
(let ((source (string-append linux "/Module.symvers")))
(when (file-exists? source)
(install-file source out-lib-build))))
#t)))))))))
((#:phases phases)
#~(modify-phases #$phases
(replace 'build
(lambda _
(invoke "make" "modules_prepare")))
(delete 'strip) ; faster
(replace 'install
(lambda* (#:key inputs #:allow-other-keys)
(let ((out-lib-build (string-append #$output "/lib/modules/build")))
;; Delete some huge items that we probably don't need.
;; TODO: Only preserve the minimum, i.e. [Kbuild], Kconfig,
;; scripts, include, ".config".
(copy-recursively "." out-lib-build)
(for-each (lambda (name)
(when (file-exists? name)
(delete-file-recursively name)))
(map (lambda (name)
(string-append out-lib-build "/" name))
'("arch" ; 137 MB
;;"tools" ; 44 MB built by our 'build phase
"tools/testing" ; 14 MB
"tools/perf" ; 17 MB
"drivers" ; 600 MB
"Documentation" ; 52 MB
"fs" ; 43 MB
"net" ; 33 MB
"samples" ; 2 MB
"sound"))) ; 40 MB
;; Reinstate arch/**/dts since "scripts/dtc" depends on it.
;; Reinstate arch/**/include directories.
;; Reinstate arch/**/Makefile.
;; Reinstate arch/**/module.lds.
(for-each
(lambda (name)
(mkdir-p (dirname (string-append out-lib-build "/" name)))
(copy-recursively name
(string-append out-lib-build "/" name)))
(append (find-files "arch" "^(dts|include)$"
#:directories? #t)
(find-files "arch" "^(Makefile|module.lds)$")))
(let* ((linux #$(this-package-input "linux")))
(install-file (string-append linux "/System.map")
out-lib-build)
(let ((source (string-append linux "/Module.symvers")))
(when (file-exists? source)
(install-file source out-lib-build)))))))))))))
(define* (lower name
#:key source inputs native-inputs outputs