Add a `%current-system' fluid.
* guix/utils.scm (gnu-triplet->nix-system): New procedure.
(%current-system): New variable.
* tests/utils.scm ("gnu-triplet->nix-system"): New test.
* tests/derivations.scm (%current-system): Remove. Update users to
use (%current-system) instead.
This commit is contained in:
Ludovic Courtès
parent
b37eb5ede6
commit
9809055707
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@ -26,6 +26,7 @@
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#:use-module (ice-9 format)
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#:autoload (ice-9 popen) (open-pipe*)
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#:autoload (ice-9 rdelim) (read-line)
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#:use-module (ice-9 regex)
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#:use-module ((chop hash)
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#:select (bytevector-hash
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hash-method/sha256))
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@ -41,7 +42,9 @@
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%nixpkgs-directory
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nixpkgs-derivation
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memoize))
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memoize
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gnu-triplet->nix-system
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%current-system))
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;;;
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@ -400,3 +403,29 @@ starting from the right of S."
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list)))
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(hash-set! cache args results)
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(apply values results)))))))
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(define (gnu-triplet->nix-system triplet)
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"Return the Nix system type corresponding to TRIPLET, a GNU triplet as
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returned by `config.guess'."
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(let ((triplet (cond ((string-match "^i[345]86-(.*)$" triplet)
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=>
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(lambda (m)
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(string-append "i686-" (match:substring m 1))))
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(else triplet))))
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(cond ((string-match "^([^-]+)-([^-]+-)?linux-gnu.*" triplet)
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=>
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(lambda (m)
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;; Nix omits `-gnu' for GNU/Linux.
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(string-append (match:substring m 1) "-linux")))
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((string-match "^([^-]+)-([^-]+-)?([[:alpha:]]+)([0-9]+\\.?)*$" triplet)
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=>
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(lambda (m)
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;; Nix strip the version number from names such as `gnu0.3',
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;; `darwin10.2.0', etc., and always strips the vendor part.
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(string-append (match:substring m 1) "-"
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(match:substring m 3))))
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(else triplet))))
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(define %current-system
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;; System type as expected by Nix, usually ARCHITECTURE-KERNEL.
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(make-parameter (gnu-triplet->nix-system %host-type)))
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@ -30,10 +30,6 @@
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#:use-module (ice-9 rdelim)
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#:use-module (ice-9 ftw))
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(define %current-system
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;; System type as expected by Nix, usually ARCHITECTURE-KERNEL.
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"x86_64-linux")
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(define %store
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(false-if-exception (open-connection)))
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@ -79,7 +75,7 @@
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(let ((builder (add-text-to-store %store "my-builder.sh"
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"#!/bin/sh\necho hello, world\n"
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'())))
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(store-path? (derivation %store "foo" %current-system builder
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(store-path? (derivation %store "foo" (%current-system) builder
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'() '(("HOME" . "/homeless")) '()))))
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(test-assert "build derivation with 1 source"
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@ -88,7 +84,7 @@
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"echo hello, world > \"$out\"\n"
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'()))
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((drv-path drv)
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(derivation %store "foo" %current-system
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(derivation %store "foo" (%current-system)
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"/bin/sh" `(,builder)
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'(("HOME" . "/homeless")
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("zzz" . "Z!")
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@ -106,7 +102,7 @@
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(let* ((builder (add-text-to-store %store "my-fixed-builder.sh"
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"echo -n hello > $out" '()))
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(hash (sha256 (string->utf8 "hello")))
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(drv-path (derivation %store "fixed" %current-system
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(drv-path (derivation %store "fixed" (%current-system)
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"/bin/sh" `(,builder)
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'() `((,builder))
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#:hash hash #:hash-algo 'sha256))
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@ -120,7 +116,7 @@
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(let* ((builder (add-text-to-store %store "my-fixed-builder.sh"
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"echo one > $out ; echo two > $second"
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'()))
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(drv-path (derivation %store "fixed" %current-system
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(drv-path (derivation %store "fixed" (%current-system)
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"/bin/sh" `(,builder)
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'(("HOME" . "/homeless")
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("zzz" . "Z!")
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@ -146,7 +142,7 @@
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"echo $PATH ; mkdir --version ; mkdir $out ; touch $out/good"
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'()))
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(drv-path
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(derivation %store "foo" %current-system
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(derivation %store "foo" (%current-system)
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"/bin/sh" `(,builder)
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`(("PATH" .
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,(string-append
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@ -168,7 +164,7 @@
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(call-with-output-file (string-append %output "/test")
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(lambda (p)
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(display '(hello guix) p)))))
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(drv-path (build-expression->derivation %store "goo" %current-system
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(drv-path (build-expression->derivation %store "goo" (%current-system)
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builder '()))
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(succeeded? (build-derivations %store (list drv-path))))
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(and succeeded?
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@ -185,7 +181,7 @@
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(lambda (p)
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(display '(world) p)))))
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(drv-path (build-expression->derivation %store "double"
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%current-system
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(%current-system)
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builder '()
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#:outputs '("out"
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"second")))
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@ -204,7 +200,7 @@
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(dup2 (port->fdes p) 1)
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(execl (string-append cu "/bin/uname")
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"uname" "-a")))))
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(drv-path (build-expression->derivation %store "uname" %current-system
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(drv-path (build-expression->derivation %store "uname" (%current-system)
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builder
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`(("cu" . ,%coreutils))))
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(succeeded? (build-derivations %store (list drv-path))))
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@ -227,7 +223,7 @@
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(lambda (p)
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(put-bytevector p bv))))))
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(drv-path (build-expression->derivation
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%store "hello-2.8.tar.gz" %current-system builder '()
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%store "hello-2.8.tar.gz" (%current-system) builder '()
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#:hash (nix-base32-string->bytevector
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"0wqd8sjmxfskrflaxywc7gqw7sfawrfvdxd9skxawzfgyy0pzdz6")
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#:hash-algo 'sha256))
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@ -20,6 +20,7 @@
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(define-module (test-utils)
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#:use-module (guix utils)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-11)
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#:use-module (srfi srfi-26)
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#:use-module (srfi srfi-64)
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#:use-module (rnrs bytevectors)
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@ -85,6 +86,18 @@
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(close-pipe p)
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l))))
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(test-assert "gnu-triplet->nix-system"
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(let ((samples '(("i586-gnu0.3" "i686-gnu")
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("x86_64-unknown-linux-gnu" "x86_64-linux")
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("i386-pc-linux-gnu" "i686-linux")
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("x86_64-unknown-freebsd8.2" "x86_64-freebsd")
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("x86_64-apple-darwin10.8.0" "x86_64-darwin")
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("i686-pc-cygwin" "i686-cygwin"))))
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(let-values (((gnu nix) (unzip2 samples)))
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(every (lambda (gnu nix)
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(equal? nix (gnu-triplet->nix-system gnu)))
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gnu nix))))
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(test-end)
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