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-rw-r--r--guix/build/utils.scm25
1 files changed, 14 insertions, 11 deletions
diff --git a/guix/build/utils.scm b/guix/build/utils.scm
index 3dc7674043..e99afdfcf3 100644
--- a/guix/build/utils.scm
+++ b/guix/build/utils.scm
@@ -159,7 +159,8 @@ as (PROC MATCH OUTPUT-PORT)."
proc)))
pattern+procs))
(template (string-append file ".XXXXXX"))
- (out (mkstemp! template)))
+ (out (mkstemp! template))
+ (mode (stat:mode (stat file))))
(with-throw-handler #t
(lambda ()
(call-with-input-file file
@@ -168,18 +169,20 @@ as (PROC MATCH OUTPUT-PORT)."
(if (eof-object? line)
#t
(begin
- (for-each (match-lambda
- ((regexp . proc)
- (cond ((regexp-exec regexp line)
- =>
- (lambda (m)
- (proc m out)))
- (else
- (display line out)
- (newline out)))))
- rx+proc)
+ (or (any (match-lambda
+ ((regexp . proc)
+ (and=> (regexp-exec regexp line)
+ (lambda (m)
+ (proc m out)
+ #t))))
+ rx+proc)
+ (begin
+ (display line out)
+ (newline out)
+ #t))
(loop (read-line in)))))))
(close out)
+ (chmod template mode)
(rename-file template file))
(lambda (key . args)
(false-if-exception (delete-file template))))))