85 lines
3.3 KiB
Scheme
85 lines
3.3 KiB
Scheme
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;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2015 Manolis Fragkiskos Ragkousis <manolis837@gmail.com>
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;;; Copyright © 2015 Ludovic Courtès <ludo@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (guix build make-bootstrap)
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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-19)
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#:use-module (srfi srfi-26)
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#:use-module (guix build utils)
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#:export (make-stripped-libc))
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;; Commentary:
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;;
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;; This module provides facilities to build the bootstrap binaries.
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;;
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;; Code:
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(define (make-stripped-libc output libc kernel-headers)
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"Copy to OUTPUT the subset of LIBC and KERNEL-HEADERS that is needed
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when producing a bootstrap libc."
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(define (copy-mach-headers output kernel-headers)
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(let* ((incdir (string-append output "/include")))
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(copy-recursively (string-append libc "/include") incdir)
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(copy-recursively (string-append kernel-headers "/include/mach")
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(string-append incdir "/mach"))
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#t))
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(define (copy-linux-headers output kernel-headers)
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(let* ((incdir (string-append output "/include")))
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(copy-recursively (string-append libc "/include") incdir)
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;; Copy some of the Linux-Libre headers that glibc headers
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;; refer to.
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(mkdir (string-append incdir "/linux"))
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(for-each (lambda (file)
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(install-file (string-append kernel-headers "/include/linux/" file)
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(string-append incdir "/linux")))
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'("limits.h" "errno.h" "socket.h" "kernel.h"
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"sysctl.h" "param.h" "ioctl.h" "types.h"
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"posix_types.h" "stddef.h"))
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(copy-recursively (string-append kernel-headers "/include/asm")
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(string-append incdir "/asm"))
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(copy-recursively (string-append kernel-headers "/include/asm-generic")
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(string-append incdir "/asm-generic"))
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#t))
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(define %libc-object-files-rx "^(crt.*|ld.*|lib(c|m|dl|rt|pthread|nsl|\
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util).*\\.so(\\..*)?|lib(machuser|hurduser).so.*|libc(rt|)_nonshared\\.a)$")
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(setvbuf (current-output-port) _IOLBF)
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(let* ((libdir (string-append output "/lib")))
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(mkdir-p libdir)
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(for-each (lambda (file)
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(let ((target (string-append libdir "/"
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(basename file))))
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(copy-file file target)
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(remove-store-references target)))
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(find-files (string-append libc "/lib") %libc-object-files-rx))
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#t)
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(if (directory-exists? (string-append kernel-headers "/include/mach"))
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(copy-mach-headers output kernel-headers)
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(copy-linux-headers output kernel-headers)))
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