1 files changed, 23 insertions, 31 deletions

diff --git a/guix/build/gnu-build-system.scm b/guix/build/gnu-build-system.scm
index 34edff7f40..93ddc9abc8 100644
--- a/guix/build/gnu-build-system.scm
+++ b/guix/build/gnu-build-system.scm
@@ -172,22 +172,23 @@ files such as `.in' templates.  Most scripts honor $SHELL and
 $CONFIG_SHELL, but some don't, such as `mkinstalldirs' or Automake's
 `missing' script."
   (for-each patch-shebang
-            (remove (lambda (file)
-                      (or (not (file-exists? file)) ;dangling symlink
-                          (file-is-directory? file)))
-                    (find-files "."))))
+            (find-files "."
+                        (lambda (file stat)
+                          ;; Filter out symlinks.
+                          (eq? 'regular (stat:type stat)))
+                        #:stat lstat)))
 
 (define (patch-generated-file-shebangs . rest)
   "Patch shebangs in generated files, including `SHELL' variables in
 makefiles."
-  ;; Patch executable files, some of which might have been generated by
-  ;; `configure'.
+  ;; Patch executable regular files, some of which might have been generated
+  ;; by `configure'.
   (for-each patch-shebang
-            (filter (lambda (file)
-                      (and (file-exists? file)
-                           (executable-file? file)
-                           (not (file-is-directory? file))))
-                    (find-files ".")))
+            (find-files "."
+                        (lambda (file stat)
+                          (and (eq? 'regular (stat:type stat))
+                               (not (zero? (logand (stat:mode stat) #o100)))))
+                        #:stat lstat))
 
   ;; Patch `SHELL' in generated makefiles.
   (for-each patch-makefile-SHELL (find-files "." "^(GNU)?[mM]akefile$")))
@@ -386,26 +387,17 @@ makefiles."
     (when debug-output
       (format #t "debugging output written to ~s using ~s~%"
               debug-output objcopy-command))
-    (file-system-fold (const #t)
-                      (lambda (path stat result)  ; leaf
-                        (and (file-exists? path)  ;discard dangling symlinks
-                             (or (elf-file? path) (ar-file? path))
-                             (or (not debug-output)
-                                 (make-debug-file path))
-                             (zero? (apply system* strip-command
-                                           (append strip-flags (list path))))
-                             (or (not debug-output)
-                                 (add-debug-link path))))
-                      (const #t)                  ; down
-                      (const #t)                  ; up
-                      (const #t)                  ; skip
-                      (lambda (path stat errno result)
-                        (format (current-error-port)
-                                "strip: failed to access `~a': ~a~%"
-                                path (strerror errno))
-                        #f)
-                      #t
-                      dir))
+
+    (for-each (lambda (file)
+                (and (file-exists? file)          ;discard dangling symlinks
+                     (or (elf-file? file) (ar-file? file))
+                     (or (not debug-output)
+                         (make-debug-file file))
+                     (zero? (apply system* strip-command
+                                   (append strip-flags (list file))))
+                     (or (not debug-output)
+                         (add-debug-link file))))
+              (find-files dir)))
 
   (or (not strip-binaries?)
       (every strip-dir