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-rw-r--r--build-aux/build-self.scm51
1 files changed, 30 insertions, 21 deletions
diff --git a/build-aux/build-self.scm b/build-aux/build-self.scm
index 87a45d94db..f70c3d91ff 100644
--- a/build-aux/build-self.scm
+++ b/build-aux/build-self.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2014, 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2014, 2016, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -293,9 +293,6 @@ interface (FFI) of Guile.")
(use-modules (ice-9 match))
(eval-when (expand load eval)
- ;; Don't augment '%load-path'.
- (unsetenv "GUIX_PACKAGE_PATH")
-
;; (gnu packages …) modules are going to be looked up
;; under SOURCE. (guix config) is looked up in FRONT.
(match (command-line)
@@ -312,15 +309,11 @@ interface (FFI) of Guile.")
;; Only load Guile-Gcrypt, our own modules, or those
;; of Guile.
- (match %load-compiled-path
- ((front _ ... sys1 sys2)
- (unless (string-prefix? #$guile-gcrypt front)
- (set! %load-compiled-path
- (list (string-append #$guile-gcrypt
- "/lib/guile/"
- (effective-version)
- "/site-ccache")
- front sys1 sys2))))))
+ (set! %load-compiled-path
+ (cons (string-append #$guile-gcrypt "/lib/guile/"
+ (effective-version)
+ "/site-ccache")
+ %load-compiled-path)))
(use-modules (guix store)
(guix self)
@@ -372,6 +365,19 @@ interface (FFI) of Guile.")
derivation-file-name))))))
#:module-path (list source))))
+(define (call-with-clean-environment thunk)
+ (let ((env (environ)))
+ (dynamic-wind
+ (lambda ()
+ (environ '()))
+ thunk
+ (lambda ()
+ (environ env)))))
+
+(define-syntax-rule (with-clean-environment exp ...)
+ "Evaluate EXP in a context where zero environment variables are defined."
+ (call-with-clean-environment (lambda () exp ...)))
+
;; The procedure below is our return value.
(define* (build source
#:key verbose? (version (date-version-string)) system
@@ -406,14 +412,17 @@ files."
;; stdin will actually be /dev/null.
(let* ((pipe (with-input-from-port port
(lambda ()
- (setenv "GUILE_WARN_DEPRECATED" "no") ;be quiet and drive
- (open-pipe* OPEN_READ
- (derivation->output-path build)
- source system version
- (if (file-port? port)
- (number->string
- (logior major minor))
- "none")))))
+ ;; Make sure BUILD is not influenced by
+ ;; $GUILE_LOAD_PATH & co.
+ (with-clean-environment
+ (setenv "GUILE_WARN_DEPRECATED" "no") ;be quiet and drive
+ (open-pipe* OPEN_READ
+ (derivation->output-path build)
+ source system version
+ (if (file-port? port)
+ (number->string
+ (logior major minor))
+ "none"))))))
(str (get-string-all pipe))
(status (close-pipe pipe)))
(match str