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authorLudovic Courtès <ludo@gnu.org>2014-04-14 00:08:54 +0200
committerLudovic Courtès <ludo@gnu.org>2014-04-14 00:09:42 +0200
commit8d846470f2201b47485f6239e8746d5a6ee2c0a9 (patch)
tree2012da3601d2818790050364f4ad74c1e844384b /guix/build/utils.scm
parent4eb202a3d80bf3129a9b4b8b12f051f8ce184c9e (diff)
downloadgnu-guix-8d846470f2201b47485f6239e8746d5a6ee2c0a9.tar
gnu-guix-8d846470f2201b47485f6239e8746d5a6ee2c0a9.tar.gz
build-system/gnu: Reset timestamps on build tree when source is a directory.
* guix/build/utils.scm (copy-recursively): Add #:keep-mtime? parameter and honor it. * guix/build/gnu-build-system.scm (unpack): Use #:keep-mtime? #t. * gnu/packages/admin.scm (shadow)[arguments]: Remove 'reset-timestamps' phase.
Diffstat (limited to 'guix/build/utils.scm')
-rw-r--r--guix/build/utils.scm18
1 files changed, 13 insertions, 5 deletions
diff --git a/guix/build/utils.scm b/guix/build/utils.scm
index 40af785b88..9779278167 100644
--- a/guix/build/utils.scm
+++ b/guix/build/utils.scm
@@ -134,9 +134,12 @@ return values of applying PROC to the port."
(define* (copy-recursively source destination
#:key
(log (current-output-port))
- (follow-symlinks? #f))
+ (follow-symlinks? #f)
+ keep-mtime?)
"Copy SOURCE directory to DESTINATION. Follow symlinks if FOLLOW-SYMLINKS?
-is true; otherwise, just preserve them. Write verbose output to the LOG port."
+is true; otherwise, just preserve them. When KEEP-MTIME? is true, keep the
+modification time of the files in SOURCE on those of DESTINATION. Write
+verbose output to the LOG port."
(define strip-source
(let ((len (string-length source)))
(lambda (file)
@@ -152,10 +155,15 @@ is true; otherwise, just preserve them. Write verbose output to the LOG port."
(let ((target (readlink file)))
(symlink target dest)))
(else
- (copy-file file dest)))))
+ (copy-file file dest)
+ (when keep-mtime?
+ (set-file-time dest stat))))))
(lambda (dir stat result) ; down
- (mkdir-p (string-append destination
- (strip-source dir))))
+ (let ((target (string-append destination
+ (strip-source dir))))
+ (mkdir-p target)
+ (when keep-mtime?
+ (set-file-time target stat))))
(lambda (dir stat result) ; up
result)
(const #t) ; skip