371 lines
15 KiB
Scheme
371 lines
15 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
||
;;; Copyright © 2012, 2013, 2014 Ludovic Courtès <ludo@gnu.org>
|
||
;;; Copyright © 2013 Mark H Weaver <mhw@netris.org>
|
||
;;;
|
||
;;; This file is part of GNU Guix.
|
||
;;;
|
||
;;; GNU Guix is free software; you can redistribute it and/or modify it
|
||
;;; under the terms of the GNU General Public License as published by
|
||
;;; the Free Software Foundation; either version 3 of the License, or (at
|
||
;;; your option) any later version.
|
||
;;;
|
||
;;; GNU Guix is distributed in the hope that it will be useful, but
|
||
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
;;; GNU General Public License for more details.
|
||
;;;
|
||
;;; You should have received a copy of the GNU General Public License
|
||
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
|
||
|
||
(define-module (guix scripts build)
|
||
#:use-module (guix ui)
|
||
#:use-module (guix store)
|
||
#:use-module (guix derivations)
|
||
#:use-module (guix packages)
|
||
#:use-module (guix utils)
|
||
#:use-module (guix monads)
|
||
#:use-module (ice-9 format)
|
||
#:use-module (ice-9 match)
|
||
#:use-module (ice-9 vlist)
|
||
#:use-module (srfi srfi-1)
|
||
#:use-module (srfi srfi-11)
|
||
#:use-module (srfi srfi-26)
|
||
#:use-module (srfi srfi-34)
|
||
#:use-module (srfi srfi-37)
|
||
#:autoload (gnu packages) (find-best-packages-by-name)
|
||
#:export (derivation-from-expression
|
||
|
||
%standard-build-options
|
||
set-build-options-from-command-line
|
||
show-build-options-help
|
||
|
||
guix-build))
|
||
|
||
(define (derivation-from-expression store str package-derivation
|
||
system source?)
|
||
"Read/eval STR and return the corresponding derivation path for SYSTEM.
|
||
When SOURCE? is true and STR evaluates to a package, return the derivation of
|
||
the package source; otherwise, use PACKAGE-DERIVATION to compute the
|
||
derivation of a package."
|
||
(match (read/eval str)
|
||
((? package? p)
|
||
(if source?
|
||
(let ((source (package-source p)))
|
||
(if source
|
||
(package-source-derivation store source)
|
||
(leave (_ "package `~a' has no source~%")
|
||
(package-name p))))
|
||
(package-derivation store p system)))
|
||
((? procedure? proc)
|
||
(run-with-store store (proc) #:system system))))
|
||
|
||
(define (specification->package spec)
|
||
"Return a package matching SPEC. SPEC may be a package name, or a package
|
||
name followed by a hyphen and a version number. If the version number is not
|
||
present, return the preferred newest version."
|
||
(let-values (((name version)
|
||
(package-name->name+version spec)))
|
||
(match (find-best-packages-by-name name version)
|
||
((p) ; one match
|
||
p)
|
||
((p x ...) ; several matches
|
||
(warning (_ "ambiguous package specification `~a'~%") spec)
|
||
(warning (_ "choosing ~a from ~a~%")
|
||
(package-full-name p)
|
||
(location->string (package-location p)))
|
||
p)
|
||
(_ ; no matches
|
||
(if version
|
||
(leave (_ "~A: package not found for version ~a~%")
|
||
name version)
|
||
(leave (_ "~A: unknown package~%") name))))))
|
||
|
||
(define (register-root store paths root)
|
||
"Register ROOT as an indirect GC root for all of PATHS."
|
||
(let* ((root (string-append (canonicalize-path (dirname root))
|
||
"/" root)))
|
||
(catch 'system-error
|
||
(lambda ()
|
||
(match paths
|
||
((path)
|
||
(symlink path root)
|
||
(add-indirect-root store root))
|
||
((paths ...)
|
||
(fold (lambda (path count)
|
||
(let ((root (string-append root
|
||
"-"
|
||
(number->string count))))
|
||
(symlink path root)
|
||
(add-indirect-root store root))
|
||
(+ 1 count))
|
||
0
|
||
paths))))
|
||
(lambda args
|
||
(leave (_ "failed to create GC root `~a': ~a~%")
|
||
root (strerror (system-error-errno args)))))))
|
||
|
||
|
||
;;;
|
||
;;; Standard command-line build options.
|
||
;;;
|
||
|
||
(define (show-build-options-help)
|
||
"Display on the current output port help about the standard command-line
|
||
options handled by 'set-build-options-from-command-line', and listed in
|
||
'%standard-build-options'."
|
||
(display (_ "
|
||
-K, --keep-failed keep build tree of failed builds"))
|
||
(display (_ "
|
||
-n, --dry-run do not build the derivations"))
|
||
(display (_ "
|
||
--fallback fall back to building when the substituter fails"))
|
||
(display (_ "
|
||
--no-substitutes build instead of resorting to pre-built substitutes"))
|
||
(display (_ "
|
||
--no-build-hook do not attempt to offload builds via the build hook"))
|
||
(display (_ "
|
||
--max-silent-time=SECONDS
|
||
mark the build as failed after SECONDS of silence"))
|
||
(display (_ "
|
||
--verbosity=LEVEL use the given verbosity LEVEL"))
|
||
(display (_ "
|
||
-c, --cores=N allow the use of up to N CPU cores for the build")))
|
||
|
||
(define (set-build-options-from-command-line store opts)
|
||
"Given OPTS, an alist as returned by 'args-fold' given
|
||
'%standard-build-options', set the corresponding build options on STORE."
|
||
;; TODO: Add more options.
|
||
(set-build-options store
|
||
#:keep-failed? (assoc-ref opts 'keep-failed?)
|
||
#:build-cores (or (assoc-ref opts 'cores) 0)
|
||
#:fallback? (assoc-ref opts 'fallback?)
|
||
#:use-substitutes? (assoc-ref opts 'substitutes?)
|
||
#:use-build-hook? (assoc-ref opts 'build-hook?)
|
||
#:max-silent-time (assoc-ref opts 'max-silent-time)
|
||
#:verbosity (assoc-ref opts 'verbosity)))
|
||
|
||
(define %standard-build-options
|
||
;; List of standard command-line options for tools that build something.
|
||
(list (option '(#\K "keep-failed") #f #f
|
||
(lambda (opt name arg result . rest)
|
||
(apply values
|
||
(alist-cons 'keep-failed? #t result)
|
||
rest)))
|
||
(option '("fallback") #f #f
|
||
(lambda (opt name arg result . rest)
|
||
(apply values
|
||
(alist-cons 'fallback? #t
|
||
(alist-delete 'fallback? result))
|
||
rest)))
|
||
(option '("no-substitutes") #f #f
|
||
(lambda (opt name arg result . rest)
|
||
(apply values
|
||
(alist-cons 'substitutes? #f
|
||
(alist-delete 'substitutes? result))
|
||
rest)))
|
||
(option '("no-build-hook") #f #f
|
||
(lambda (opt name arg result . rest)
|
||
(apply values
|
||
(alist-cons 'build-hook? #f
|
||
(alist-delete 'build-hook? result))
|
||
rest)))
|
||
(option '("max-silent-time") #t #f
|
||
(lambda (opt name arg result . rest)
|
||
(apply values
|
||
(alist-cons 'max-silent-time (string->number* arg)
|
||
result)
|
||
rest)))
|
||
(option '("verbosity") #t #f
|
||
(lambda (opt name arg result . rest)
|
||
(let ((level (string->number arg)))
|
||
(apply values
|
||
(alist-cons 'verbosity level
|
||
(alist-delete 'verbosity result))
|
||
rest))))
|
||
(option '(#\c "cores") #t #f
|
||
(lambda (opt name arg result . rest)
|
||
(let ((c (false-if-exception (string->number arg))))
|
||
(if c
|
||
(apply values (alist-cons 'cores c result) rest)
|
||
(leave (_ "~a: not a number~%") arg)))))))
|
||
|
||
|
||
;;;
|
||
;;; Command-line options.
|
||
;;;
|
||
|
||
(define %default-options
|
||
;; Alist of default option values.
|
||
`((system . ,(%current-system))
|
||
(substitutes? . #t)
|
||
(build-hook? . #t)
|
||
(max-silent-time . 3600)
|
||
(verbosity . 0)))
|
||
|
||
(define (show-help)
|
||
(display (_ "Usage: guix build [OPTION]... PACKAGE-OR-DERIVATION...
|
||
Build the given PACKAGE-OR-DERIVATION and return their output paths.\n"))
|
||
(display (_ "
|
||
-e, --expression=EXPR build the package or derivation EXPR evaluates to"))
|
||
(display (_ "
|
||
-S, --source build the packages' source derivations"))
|
||
(display (_ "
|
||
-s, --system=SYSTEM attempt to build for SYSTEM--e.g., \"i686-linux\""))
|
||
(display (_ "
|
||
--target=TRIPLET cross-build for TRIPLET--e.g., \"armel-linux-gnu\""))
|
||
(display (_ "
|
||
-d, --derivations return the derivation paths of the given packages"))
|
||
(display (_ "
|
||
-r, --root=FILE make FILE a symlink to the result, and register it
|
||
as a garbage collector root"))
|
||
(display (_ "
|
||
--log-file return the log file names for the given derivations"))
|
||
(newline)
|
||
(show-build-options-help)
|
||
(newline)
|
||
(display (_ "
|
||
-h, --help display this help and exit"))
|
||
(display (_ "
|
||
-V, --version display version information and exit"))
|
||
(newline)
|
||
(show-bug-report-information))
|
||
|
||
(define %options
|
||
;; Specifications of the command-line options.
|
||
(cons* (option '(#\h "help") #f #f
|
||
(lambda args
|
||
(show-help)
|
||
(exit 0)))
|
||
(option '(#\V "version") #f #f
|
||
(lambda args
|
||
(show-version-and-exit "guix build")))
|
||
|
||
(option '(#\S "source") #f #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'source? #t result)))
|
||
(option '(#\s "system") #t #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'system arg
|
||
(alist-delete 'system result eq?))))
|
||
(option '("target") #t #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'target arg
|
||
(alist-delete 'target result eq?))))
|
||
(option '(#\d "derivations") #f #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'derivations-only? #t result)))
|
||
(option '(#\e "expression") #t #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'expression arg result)))
|
||
(option '(#\n "dry-run") #f #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'dry-run? #t result)))
|
||
(option '(#\r "root") #t #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'gc-root arg result)))
|
||
(option '("log-file") #f #f
|
||
(lambda (opt name arg result)
|
||
(alist-cons 'log-file? #t result)))
|
||
|
||
%standard-build-options))
|
||
|
||
(define (options->derivations store opts)
|
||
"Given OPTS, the result of 'args-fold', return a list of derivations to
|
||
build."
|
||
(define package->derivation
|
||
(match (assoc-ref opts 'target)
|
||
(#f package-derivation)
|
||
(triplet
|
||
(cut package-cross-derivation <> <> triplet <>))))
|
||
|
||
(define src? (assoc-ref opts 'source?))
|
||
(define sys (assoc-ref opts 'system))
|
||
|
||
(filter-map (match-lambda
|
||
(('expression . str)
|
||
(derivation-from-expression store str package->derivation
|
||
sys src?))
|
||
(('argument . (? derivation-path? drv))
|
||
(call-with-input-file drv read-derivation))
|
||
(('argument . (? store-path?))
|
||
;; Nothing to do; maybe for --log-file.
|
||
#f)
|
||
(('argument . (? string? x))
|
||
(let ((p (specification->package x)))
|
||
(if src?
|
||
(let ((s (package-source p)))
|
||
(package-source-derivation store s))
|
||
(package->derivation store p sys))))
|
||
(_ #f))
|
||
opts))
|
||
|
||
|
||
;;;
|
||
;;; Entry point.
|
||
;;;
|
||
|
||
(define (guix-build . args)
|
||
(define (parse-options)
|
||
;; Return the alist of option values.
|
||
(args-fold* args %options
|
||
(lambda (opt name arg result)
|
||
(leave (_ "~A: unrecognized option~%") name))
|
||
(lambda (arg result)
|
||
(alist-cons 'argument arg result))
|
||
%default-options))
|
||
|
||
(with-error-handling
|
||
;; Ask for absolute file names so that .drv file names passed from the
|
||
;; user to 'read-derivation' are absolute when it returns.
|
||
(with-fluids ((%file-port-name-canonicalization 'absolute))
|
||
(let* ((opts (parse-options))
|
||
(store (open-connection))
|
||
(drv (options->derivations store opts))
|
||
(roots (filter-map (match-lambda
|
||
(('gc-root . root) root)
|
||
(_ #f))
|
||
opts)))
|
||
|
||
(set-build-options-from-command-line store opts)
|
||
(unless (assoc-ref opts 'log-file?)
|
||
(show-what-to-build store drv
|
||
#:use-substitutes? (assoc-ref opts 'substitutes?)
|
||
#:dry-run? (assoc-ref opts 'dry-run?)))
|
||
|
||
(cond ((assoc-ref opts 'log-file?)
|
||
(for-each (lambda (file)
|
||
(let ((log (log-file store file)))
|
||
(if log
|
||
(format #t "~a~%" log)
|
||
(leave (_ "no build log for '~a'~%")
|
||
file))))
|
||
(delete-duplicates
|
||
(append (map derivation-file-name drv)
|
||
(filter-map (match-lambda
|
||
(('argument
|
||
. (? store-path? file))
|
||
file)
|
||
(_ #f))
|
||
opts)))))
|
||
((assoc-ref opts 'derivations-only?)
|
||
(format #t "~{~a~%~}" (map derivation-file-name drv))
|
||
(for-each (cut register-root store <> <>)
|
||
(map (compose list derivation-file-name) drv)
|
||
roots))
|
||
((not (assoc-ref opts 'dry-run?))
|
||
(and (build-derivations store drv)
|
||
(for-each (lambda (d)
|
||
(format #t "~{~a~%~}"
|
||
(map (match-lambda
|
||
((out-name . out)
|
||
(derivation->output-path
|
||
d out-name)))
|
||
(derivation-outputs d))))
|
||
drv)
|
||
(for-each (cut register-root store <> <>)
|
||
(map (lambda (drv)
|
||
(map cdr
|
||
(derivation->output-paths drv)))
|
||
drv)
|
||
roots))))))))
|