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;;; Gash -- Guile As SHell
;;; Copyright © 2018 Timothy Sample <samplet@ngyro.com>
;;;
;;; This file is part of Gash.
;;;
;;; Gash 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.
;;;
;;; Gash 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 Gash. If not, see <http://www.gnu.org/licenses/>.
(use-modules ((gnu packages bash) #:select (bash-minimal))
(gnu packages bootstrap)
(guix build-system)
(guix build-system trivial)
(guix packages)
(guix store)
(guix utils)
(ice-9 match))
(define gash
(load (string-append (current-source-directory) "/../../guix.scm")))
(define %bootstrap-gash
(package
(inherit gash)
(build-system trivial-build-system)
(arguments
`(#:guile ,%bootstrap-guile
#:modules ((guix build utils))
#:builder
(let* ((out (assoc-ref %outputs "out"))
(source (assoc-ref %build-inputs "source"))
(guile-dir (assoc-ref %build-inputs "guile"))
(guile (string-append guile-dir "/bin/guile"))
(moddir (string-append out "/share/guile/site/"
(effective-version)))
(godir (string-append out "/lib/guile/"
(effective-version) "/site-ccache")))
(use-modules (guix build utils))
(format #t "Copying source files~%")
(copy-recursively source "source" #:log #f)
(format #t "Entering source directory~%")
(chdir "source")
(add-to-load-path (getcwd))
(format #t "Configuring gash/config.scm.in~%")
(copy-file "gash/config.scm.in" "gash/config.scm")
(substitute* "gash/config.scm"
(("@VERSION@") ,(package-version gash)))
(format #t "Configuring scripts/gash.in~%")
(copy-file "scripts/gash.in" "scripts/gash")
(substitute* "scripts/gash"
(("@GUILE@") guile)
(("@MODDIR@") moddir)
(("@GODIR@") godir))
(for-each (lambda (scm)
(let ((go (string-append (string-drop-right scm 3) "go"))
(dir (dirname scm)))
(format #t "Compiling ~a~%" scm)
(compile-file scm #:output-file go)
(format #t "Installing ~a~%" scm)
(install-file scm (string-append moddir "/" dir))
(format #t "Installing ~a~%" go)
(install-file go (string-append godir "/" dir))))
(find-files "gash" "\\.scm$"))
(format #t "Installing scripts/gash~%")
(install-file "scripts/gash" (string-append out "/bin"))
(chmod (string-append out "/bin/gash") #o555)
(symlink (string-append out "/bin/gash")
(string-append out "/bin/sh"))
(symlink (string-append out "/bin/gash")
(string-append out "/bin/bash")))))
(inputs `(("guile" ,%bootstrap-guile)))
(native-inputs '())))
(define %bootstrap-coreutils&co-without-bash
(package
(inherit %bootstrap-coreutils&co)
(arguments
(substitute-keyword-arguments (package-arguments %bootstrap-coreutils&co)
((#:builder _ #f)
`(let ((source (assoc-ref %build-inputs "source"))
(out (assoc-ref %outputs "out")))
(use-modules (guix build utils))
(copy-recursively source out)
(delete-file (string-append out "/bin/sh"))
(delete-file (string-append out "/bin/bash"))))))
(inputs
`(("source" ,%bootstrap-coreutils&co)))))
(define (%bootstrap-coreutils&co? x)
(eq? %bootstrap-coreutils&co x))
(define %boot0-inputs
(map (match-lambda
(("coreutils&co" (? %bootstrap-coreutils&co? value))
`("coreutils&co" ,%bootstrap-coreutils&co-without-bash))
(("bash" _)
`("bash" ,%bootstrap-gash))
(x x))
((@@ (gnu packages commencement) %boot0-inputs))))
(package-with-bootstrap-guile
(package-with-explicit-inputs (package
(inherit bash-minimal)
(name "bash-boot0"))
%boot0-inputs
#:guile %bootstrap-guile))
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