diff options
Diffstat (limited to 'guix/build-system.scm')
-rw-r--r-- | guix/build-system.scm | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/guix/build-system.scm b/guix/build-system.scm index 4174972b98..76d670995c 100644 --- a/guix/build-system.scm +++ b/guix/build-system.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2012, 2013, 2014 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2012, 2013, 2014, 2020 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -18,6 +18,7 @@ (define-module (guix build-system) #:use-module (guix records) + #:use-module (srfi srfi-1) #:use-module (ice-9 match) #:export (build-system build-system? @@ -37,7 +38,9 @@ bag-arguments bag-build - make-bag)) + make-bag + + build-system-with-c-toolchain)) (define-record-type* <build-system> build-system make-build-system build-system? @@ -98,3 +101,31 @@ intermediate representation just above derivations." #:outputs outputs #:target target arguments)))) + +(define (build-system-with-c-toolchain bs toolchain) + "Return a variant of BS, a build system, that uses TOOLCHAIN instead of the +default GNU C/C++ toolchain. TOOLCHAIN must be a list of +inputs (label/package tuples) providing equivalent functionality, such as the +'gcc-toolchain' package." + (define lower + (build-system-lower bs)) + + (define toolchain-packages + ;; These are the GNU toolchain packages pulled in by GNU-BUILD-SYSTEM and + ;; all the build systems that inherit from it. Keep the list in sync with + ;; 'standard-packages' in (guix build-system gnu). + '("gcc" "binutils" "libc" "libc:static" "ld-wrapper")) + + (define (lower* . args) + (let ((lowered (apply lower args))) + (bag + (inherit lowered) + (build-inputs + (append (fold alist-delete + (bag-build-inputs lowered) + toolchain-packages) + toolchain))))) + + (build-system + (inherit bs) + (lower lower*))) |