Fixes <https://bugs.gnu.org/35775>. * tests/gremlin.scm ("elf-dynamic-info-needed, executable"): Expect only libguile and libc among NEEDED. ("strip-runpath"): Pass '--enable-new-dtags' to get RUNPATH, not RPATH.
		
			
				
	
	
		
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			99 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2015, 2018 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 (test-gremlin)
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  #:use-module (guix elf)
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  #:use-module ((guix utils) #:select (call-with-temporary-directory))
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  #:use-module (guix build utils)
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  #:use-module (guix build gremlin)
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  #:use-module (srfi srfi-1)
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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 io ports)
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  #:use-module (ice-9 popen)
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  #:use-module (ice-9 match))
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(define %guile-executable
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  (match (false-if-exception (readlink "/proc/self/exe"))
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    ((? string? program)
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     (and (file-exists? program) (elf-file? program)
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          program))
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    (_
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     #f)))
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(define read-elf
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  (compose parse-elf get-bytevector-all))
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(define c-compiler
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  (or (which "gcc") (which "cc") (which "g++")))
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(test-begin "gremlin")
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(unless %guile-executable (test-skip 1))
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(test-assert "elf-dynamic-info-needed, executable"
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  (let* ((elf     (call-with-input-file %guile-executable read-elf))
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         (dyninfo (elf-dynamic-info elf)))
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    (or (not dyninfo)                             ;static executable
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        (lset<= string=?
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                (list (string-append "libguile-" (effective-version))
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                      "libc")
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                (map (lambda (lib)
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                       (string-take lib (string-contains lib ".so")))
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                     (elf-dynamic-info-needed dyninfo))))))
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(test-equal "expand-origin"
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  '("OOO/../lib"
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    "OOO"
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    "../OOO/bar/OOO/baz"
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    "ORIGIN/foo")
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  (map (cut expand-origin <> "OOO")
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       '("$ORIGIN/../lib"
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         "${ORIGIN}"
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         "../${ORIGIN}/bar/$ORIGIN/baz"
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         "ORIGIN/foo")))
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(unless c-compiler
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  (test-skip 1))
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(test-equal "strip-runpath"
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  "hello\n"
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  (call-with-temporary-directory
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   (lambda (directory)
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     (with-directory-excursion directory
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       (call-with-output-file "t.c"
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         (lambda (port)
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           (display "int main () { puts(\"hello\"); }" port)))
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       (invoke c-compiler "t.c"
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               "-Wl,--enable-new-dtags" "-Wl,-rpath=/foo" "-Wl,-rpath=/bar")
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       (let* ((dyninfo (elf-dynamic-info
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                        (parse-elf (call-with-input-file "a.out"
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                                     get-bytevector-all))))
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              (old     (elf-dynamic-info-runpath dyninfo))
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              (new     (strip-runpath "a.out"))
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              (new*    (strip-runpath "a.out")))
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         (validate-needed-in-runpath "a.out")
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         (and (member "/foo" old) (member "/bar" old)
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              (not (member "/foo" new))
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              (not (member "/bar" new))
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              (equal? new* new)
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              (let* ((pipe (open-input-pipe "./a.out"))
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                     (str  (get-string-all pipe)))
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                (close-pipe pipe)
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                str)))))))
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(test-end "gremlin")
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