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

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* 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
1 changed files with 46 additions and 47 deletions
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93
guix/build-system/linux-module.scm
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@ -61,53 +61,52 @@
`(("linux" ,linux))) `(("linux" ,linux)))
(arguments (arguments
(substitute-keyword-arguments (package-arguments linux) (substitute-keyword-arguments (package-arguments linux)
((#:phases phases) ((#:phases phases)
`(modify-phases ,phases #~(modify-phases #$phases
(replace 'build (replace 'build
(lambda _ (lambda _
(invoke "make" "modules_prepare"))) (invoke "make" "modules_prepare")))
(delete 'strip) ; faster. (delete 'strip) ; faster
(replace 'install (replace 'install
(lambda* (#:key inputs outputs #:allow-other-keys) (lambda* (#:key inputs #:allow-other-keys)
(let* ((out (assoc-ref outputs "out")) (let ((out-lib-build (string-append #$output "/lib/modules/build")))
(out-lib-build (string-append out "/lib/modules/build"))) ;; Delete some huge items that we probably don't need.
;; Delete some huge items that we probably don't need. ;; TODO: Only preserve the minimum, i.e. [Kbuild], Kconfig,
;; TODO: Only preserve the minimum, i.e. [Kbuild], Kconfig, ;; scripts, include, ".config".
;; scripts, include, ".config". (copy-recursively "." out-lib-build)
(copy-recursively "." out-lib-build) (for-each (lambda (name)
(for-each (lambda (name) (when (file-exists? name)
(when (file-exists? name) (delete-file-recursively name)))
(delete-file-recursively name))) (map (lambda (name)
(map (lambda (name) (string-append out-lib-build "/" name))
(string-append out-lib-build "/" name)) '("arch" ; 137 MB
'("arch" ; 137 MB ;;"tools" ; 44 MB built by our 'build phase
;"tools" ; 44 MB ; Note: is built by our 'build phase. "tools/testing" ; 14 MB
"tools/testing" ; 14 MB "tools/perf" ; 17 MB
"tools/perf" ; 17 MB "drivers" ; 600 MB
"drivers" ; 600 MB "Documentation" ; 52 MB
"Documentation" ; 52 MB "fs" ; 43 MB
"fs" ; 43 MB "net" ; 33 MB
"net" ; 33 MB "samples" ; 2 MB
"samples" ; 2 MB "sound"))) ; 40 MB
"sound"))) ; 40 MB ;; Reinstate arch/**/dts since "scripts/dtc" depends on it.
;; Reinstate arch/**/dts since "scripts/dtc" depends on it. ;; Reinstate arch/**/include directories.
;; Reinstate arch/**/include directories. ;; Reinstate arch/**/Makefile.
;; Reinstate arch/**/Makefile. ;; Reinstate arch/**/module.lds.
;; Reinstate arch/**/module.lds. (for-each
(for-each (lambda (name)
(lambda (name) (mkdir-p (dirname (string-append out-lib-build "/" name)))
(mkdir-p (dirname (string-append out-lib-build "/" name))) (copy-recursively name
(copy-recursively name (string-append out-lib-build "/" name)))
(string-append out-lib-build "/" name))) (append (find-files "arch" "^(dts|include)$"
(append (find-files "arch" "^(dts|include)$" #:directories? #t) #:directories? #t)
(find-files "arch" "^(Makefile|module.lds)$"))) (find-files "arch" "^(Makefile|module.lds)$")))
(let* ((linux (assoc-ref inputs "linux"))) (let* ((linux #$(this-package-input "linux")))
(install-file (string-append linux "/System.map") (install-file (string-append linux "/System.map")
out-lib-build) out-lib-build)
(let ((source (string-append linux "/Module.symvers"))) (let ((source (string-append linux "/Module.symvers")))
(when (file-exists? source) (when (file-exists? source)
(install-file source out-lib-build)))) (install-file source out-lib-build)))))))))))))
#t)))))))))
(define* (lower name (define* (lower name
#:key source inputs native-inputs outputs #:key source inputs native-inputs outputs