diff options
Diffstat (limited to 'guix/transformations.scm')
| -rw-r--r-- | guix/transformations.scm | 49 |
1 files changed, 47 insertions, 2 deletions
diff --git a/guix/transformations.scm b/guix/transformations.scm index 2385d3231e..4e9260350c 100644 --- a/guix/transformations.scm +++ b/guix/transformations.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2016, 2017, 2018, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -25,6 +25,9 @@ #:autoload (guix download) (download-to-store) #:autoload (guix git-download) (git-reference? git-reference-url) #:autoload (guix git) (git-checkout git-checkout? git-checkout-url) + #:autoload (guix upstream) (package-latest-release* + upstream-source-version + upstream-source-signature-urls) #:use-module (guix utils) #:use-module (guix memoization) #:use-module (guix gexp) @@ -511,6 +514,42 @@ additional patches." (rewrite obj) obj))) +(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))) + + ;; TODO: Take 'upstream-source-input-changes' into account. + (package + (inherit p) + (version (upstream-source-version source)) + (source source)))))) + + (define rewrite + (package-input-rewriting/spec + (map (lambda (spec) + (cons spec package-with-latest-upstream)) + specs))) + + (lambda (obj) + (if (package? obj) + (rewrite obj) + obj))) + (define %transformations ;; Transformations that can be applied to things to build. The car is the ;; key used in the option alist, and the cdr is the transformation @@ -525,7 +564,8 @@ additional patches." (with-c-toolchain . ,transform-package-toolchain) (with-debug-info . ,transform-package-with-debug-info) (without-tests . ,transform-package-tests) - (with-patch . ,transform-package-patches))) + (with-patch . ,transform-package-patches) + (with-latest . ,transform-package-latest))) (define (transformation-procedure key) "Return the transformation procedure associated with KEY, a symbol such as @@ -567,6 +607,8 @@ additional patches." (parser 'without-tests)) (option '("with-patch") #t #f (parser 'with-patch)) + (option '("with-latest") #t #f + (parser 'with-latest)) (option '("help-transform") #f #f (lambda _ @@ -599,6 +641,9 @@ additional patches." --with-patch=PACKAGE=FILE add FILE to the list of patches of PACKAGE")) (display (G_ " + --with-latest=PACKAGE + use the latest upstream release of PACKAGE")) + (display (G_ " --with-c-toolchain=PACKAGE=TOOLCHAIN build PACKAGE and its dependents with TOOLCHAIN")) (display (G_ " |