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dkim=fail ("headers rsa verify failed") header.d=gnu.org header.s=fencepost-gnu-org header.b=P1h0AJvr; spf=pass (aspmx1.migadu.com: domain of "guix-patches-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-patches-bounces+larch=yhetil.org@gnu.org"; dmarc=pass (policy=none) header.from=gnu.org X-Migadu-Scanner: scn1.migadu.com X-Migadu-Spam-Score: -1.46 X-TUID: R6VbKZMPYbpU This is a followup to 8aeccc6240ec45f0bc7bed655e0c8149ae4253eb. * guix/transformations.scm (package-with-upstream-version): New procedure. (transform-package-latest)[package-with-latest-upstream]: Remove. Use 'package-with-upstream-version' instead. (transform-package-version): New procedure. (%transformations, %transformation-options) (show-transformation-options-help/detailed): Add '-with-version'. * tests/transformations.scm ("options->transformation, with-version"): New test. * doc/guix.texi (Package Transformation Options): Document '--with-version'. (Defining Package Variants): Mention it. --- doc/guix.texi | 19 ++++++++-- guix/transformations.scm | 78 +++++++++++++++++++++++++++------------ tests/transformations.scm | 19 +++++++++- 3 files changed, 89 insertions(+), 27 deletions(-) diff --git a/doc/guix.texi b/doc/guix.texi index 293c3016aa..d3af813b5a 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -8072,8 +8072,9 @@ vintage!): "0lappv4slgb5spyqbh6yl5r013zv72yqg2pcl30mginf3wdqd8k9")))))) @end lisp -The example above corresponds to what the @option{--with-source} package -transformation option does. Essentially @code{hello-2.2} preserves all +The example above corresponds to what the @option{--with-version} +or @option{--with-source} package transformations option do. +Essentially @code{hello-2.2} preserves all the fields of @code{hello}, except @code{version} and @code{source}, which it overrides. Note that the original @code{hello} variable is still there, in the @code{(gnu packages base)} module, unchanged. When @@ -12735,7 +12736,9 @@ Coreutils in the dependency graph is rebuilt. @cindex upstream, latest version @item --with-latest=@var{package} -So you like living on the bleeding edge? This option is for you! It +@itemx --with-version=@var{package}=@var{version} +So you like living on the bleeding edge? The @option{--with-latest} +option is for you! It replaces occurrences of @var{package} in the dependency graph with its latest upstream version, as reported by @command{guix refresh} (@pxref{Invoking guix refresh}). @@ -12751,6 +12754,16 @@ of Guile-JSON: guix build guix --with-latest=guile-json @end example +The @option{--with-version} works similarly except that it lets you +specify that you want precisely @var{version}, assuming that version +exists upstream. For example, to spawn a development environment with +SciPy built against version 1.22.4 of NumPy (skipping its test suite +because hey, we're not gonna wait this long), you would run: + +@example +guix shell python python-scipy --with-version=python-numpy=1.22.4 +@end example + There are limitations. First, in cases where the tool cannot or does not know how to authenticate source code, you are at risk of running malicious code; a warning is emitted in this case. Second, this option diff --git a/guix/transformations.scm b/guix/transformations.scm index bf9639020b..d6a2ef0708 100644 --- a/guix/transformations.scm +++ b/guix/transformations.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2016-2022 Ludovic Courtès +;;; Copyright © 2016-2023 Ludovic Courtès ;;; Copyright © 2021 Marius Bakke ;;; ;;; This file is part of GNU Guix. @@ -757,35 +757,61 @@ (define rewrite (rewrite obj) obj))) +(define* (package-with-upstream-version p #:optional version) + "Return package P changed to use the given upstream VERSION or, if VERSION +is #f, the latest known upstream version." + (let ((source (package-latest-release p #:version version))) + (cond ((not source) + (if version + (warning + (G_ "could not find version ~a of '~a' upstream~%") + version (package-name p)) + (warning + (G_ "could not determine latest upstream release of '~a'~%") + (package-name p))) + p) + ((string=? (upstream-source-version source) + (package-version p)) + p) + (else + (unless (pair? (upstream-source-signature-urls source)) + (warning (G_ "cannot authenticate source of '~a', version ~a~%") + (package-name p) + (upstream-source-version source))) + + ;; TODO: Take 'upstream-source-input-changes' into account. + (package + (inherit p) + (version (upstream-source-version source)) + (source source)))))) + (define (transform-package-latest specs) "Return a procedure that rewrites package graphs such that those in SPECS are replaced by their latest upstream version." - (define (package-with-latest-upstream p) - (let ((source (package-latest-release p))) - (cond ((not source) - (warning - (G_ "could not determine latest upstream release of '~a'~%") - (package-name p)) - p) - ((string=? (upstream-source-version source) - (package-version p)) - p) - (else - (unless (pair? (upstream-source-signature-urls source)) - (warning (G_ "cannot authenticate source of '~a', version ~a~%") - (package-name p) - (upstream-source-version source))) + (define rewrite + (package-input-rewriting/spec + (map (lambda (spec) + (cons spec package-with-upstream-version)) + specs))) - ;; TODO: Take 'upstream-source-input-changes' into account. - (package - (inherit p) - (version (upstream-source-version source)) - (source source)))))) + (lambda (obj) + (if (package? obj) + (rewrite obj) + obj))) +(define (transform-package-version specs) + "Return a procedure that rewrites package graphs such that those in SPECS +are replaced by the specified upstream version." (define rewrite (package-input-rewriting/spec (map (lambda (spec) - (cons spec package-with-latest-upstream)) + (match (string-tokenize spec %not-equal) + ((spec version) + (cons spec (cut package-with-upstream-version <> version))) + (_ + (raise (formatted-message + (G_ "~a: invalid upstream version specification") + spec))))) specs))) (lambda (obj) @@ -809,7 +835,8 @@ (define %transformations (with-debug-info . ,transform-package-with-debug-info) (without-tests . ,transform-package-tests) (with-patch . ,transform-package-patches) - (with-latest . ,transform-package-latest))) + (with-latest . ,transform-package-latest) + (with-version . ,transform-package-version))) (define (transformation-procedure key) "Return the transformation procedure associated with KEY, a symbol such as @@ -881,6 +908,8 @@ (define micro-architecture (parser 'with-patch)) (option '("with-latest") #t #f (parser 'with-latest)) + (option '("with-version") #t #f + (parser 'with-version)) (option '("help-transform") #f #f (lambda _ @@ -915,6 +944,9 @@ (define (show-transformation-options-help/detailed) (display (G_ " --with-latest=PACKAGE use the latest upstream release of PACKAGE")) + (display (G_ " + --with-version=PACKAGE=VERSION + use the given upstream VERSION of PACKAGE")) (display (G_ " --with-c-toolchain=PACKAGE=TOOLCHAIN build PACKAGE and its dependents with TOOLCHAIN")) diff --git a/tests/transformations.scm b/tests/transformations.scm index 5c136e1d48..1fa2c0bba8 100644 --- a/tests/transformations.scm +++ b/tests/transformations.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2016-2017, 2019-2022 Ludovic Courtès +;;; Copyright © 2016-2017, 2019-2023 Ludovic Courtès ;;; Copyright © 2021 Marius Bakke ;;; ;;; This file is part of GNU Guix. @@ -497,6 +497,23 @@ (define (package-name* obj) `((with-latest . "foo"))))) (package-version (t p))))) +(test-equal "options->transformation, with-version" + "1.0" + (mock ((guix upstream) %updaters + (delay (list (upstream-updater + (name 'dummy) + (pred (const #t)) + (description "") + (import (const (upstream-source + (package "foo") + (version "1.0") + (urls '("http://example.org"))))))))) + (let* ((p0 (dummy-package "foo" (version "7.7"))) + (p1 (dummy-package "bar" (inputs (list p0)))) + (t (options->transformation + `((with-version . "foo=1.0"))))) + (package-version (lookup-package-input (t p1) "foo"))))) + (test-equal "options->transformation, tune" '(cpu-tuning . "superfast") (let* ((p0 (dummy-package "p0")) -- 2.38.1