Package: guix-patches;
Reported by: Simon Tournier <zimon.toutoune <at> gmail.com>
Date: Sun, 5 Nov 2023 23:02:01 UTC
Severity: normal
Tags: patch
Done: Simon Tournier <zimon.toutoune <at> gmail.com>
Bug is archived. No further changes may be made.
Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):
From: Simon Tournier <zimon.toutoune <at> gmail.com> To: guix-patches <at> gnu.org Cc: Simon Tournier <zimon.toutoune <at> gmail.com> Subject: [PATCH] scripts: hash: Handle repository with different VCS folders. Date: Mon, 6 Nov 2023 00:00:55 +0100
Fixes <https://issues.guix.gnu.org/issue/65979>.
Reported by Simon Tournier <zimon.toutoune <at> gmail.com>
* guix/hash.scm (vcs-file?): Add optional argument for passing VCS kind of the
file/repository.
(file-hash*): Adjust accordingly.
* guix/scripts/hash.scm (guix-hash)[file-hash]: Detect VCS kind of the
file/repository and passes it.
Change-Id: I8e286c3426ddefd664dc3a471d5a09e309824faa
---
guix/hash.scm | 18 ++++++++++++------
guix/scripts/hash.scm | 18 +++++++++++++-----
2 files changed, 25 insertions(+), 11 deletions(-)
Hi,
I re-resend this patch for more attractions in case I have missed
something. :-) It had already been send more than 2 weeks ago as an answer to
#65979.
It fixes a corner case of "guix hash".
--8<---------------cut here---------------start------------->8---
$ git clone https://github.com/s-andrews/FastQC /tmp/FastQC
$ git -C /tmp/FastQC/ checkout v0.11.9
$ find /tmp/FastQC/ -type d -name ".git" -print
/tmp/FastQC/.git
$ find /tmp/FastQC/ -type d -name ".svn" -print
/tmp/FastQC/Help/1 Introduction/.svn
/tmp/FastQC/Help/3 Analysis Modules/.svn
/tmp/FastQC/Help/2 Basic Operations/.svn
$ guix hash -rx /tmp/FastQC
0jyk90kg6s62w3dn6qjx9nrawjs12qx172lii0yxbvsfylhnx479
$ grep -A 15 'define-public fastqc' gnu/packages/bioinformatics.scm | grep -C 1 base32
(sha256
(base32
"00y9drm0bkpxw8xfl8ysss18jmnhj8blgqgr6fpa58rkpfcbg8qk"))
$ ./pre-inst-env guix hash -rx /tmp/FastQC
00y9drm0bkpxw8xfl8ysss18jmnhj8blgqgr6fpa58rkpfcbg8qk
--8<---------------cut here---------------end--------------->8---
And it does not introduce any significant penalty:
--8<---------------cut here---------------start------------->8---
$ time guix hash -rx .
093w70scf2v64bdbln5m2xjm63pzfib903w1mcb2smj32g0w8y63
real 0m9.730s
user 0m20.468s
sys 0m1.487s
$ time ./pre-inst-env guix hash -rx .
093w70scf2v64bdbln5m2xjm63pzfib903w1mcb2smj32g0w8y63
real 0m9.632s
user 0m20.320s
sys 0m1.541s
--8<---------------cut here---------------end--------------->8---
WDYT?
Cheers,
simon
diff --git a/guix/hash.scm b/guix/hash.scm
index 3cb68e5c44..8fff51e8f1 100644
--- a/guix/hash.scm
+++ b/guix/hash.scm
@@ -1,6 +1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2021 Sarah Morgensen <iskarian <at> mgsn.dev>
;;; Copyright © 2022 Maxime Devos <maximedevos <at> telenet.be>
+;;; Copyright © 2023 Simon Tournier <zimon.toutoune <at> gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -25,21 +26,26 @@ (define-module (guix hash)
#:export (vcs-file?
file-hash*))
-(define (vcs-file? file stat)
- "Returns true if FILE is a version control system file."
+(define* (vcs-file? file stat
+ #:optional
+ (vcses (list ".bzr" ".git" ".hg" ".svn" "CVS")))
+ "Returns true if FILE matches a version control system from the list VCSES."
(case (stat:type stat)
((directory)
- (member (basename file) '(".bzr" ".git" ".hg" ".svn" "CVS")))
+ (member (basename file) vcses))
((regular)
- ;; Git sub-modules have a '.git' file that is a regular text file.
- (string=? (basename file) ".git"))
+ (if (member ".git" vcses)
+ ;; Git sub-modules have a '.git' file that is a regular text file.
+ (string=? (basename file) ".git")
+ #f))
(else
#f)))
(define* (file-hash* file #:key
(algorithm (hash-algorithm sha256))
(recursive? 'auto)
- (select? (negate vcs-file?)))
+ (select? (negate (lambda (file stat)
+ (vcs-file? file stat)))))
"Compute the hash of FILE with ALGORITHM.
Symbolic links are only dereferenced if RECURSIVE? is false.
diff --git a/guix/scripts/hash.scm b/guix/scripts/hash.scm
index 7197d3965c..ed96e6a7e1 100644
--- a/guix/scripts/hash.scm
+++ b/guix/scripts/hash.scm
@@ -3,7 +3,7 @@
;;; Copyright © 2013 Nikita Karetnikov <nikita <at> karetnikov.org>
;;; Copyright © 2016 Jan Nieuwenhuizen <janneke <at> gnu.org>
;;; Copyright © 2018 Tim Gesthuizen <tim.gesthuizen <at> yahoo.de>
-;;; Copyright © 2021 Simon Tournier <zimon.toutoune <at> gmail.com>
+;;; Copyright © 2021, 2023 Simon Tournier <zimon.toutoune <at> gmail.com>
;;; Copyright © 2021 Sarah Morgensen <iskarian <at> mgsn.dev>
;;;
;;; This file is part of GNU Guix.
@@ -181,9 +181,6 @@ (define-command (guix-hash . args)
(_ #f))
(reverse opts)))
(fmt (assq-ref opts 'format))
- (select? (if (assq-ref opts 'exclude-vcs?)
- (negate vcs-file?)
- (const #t)))
(algorithm (assoc-ref opts 'hash-algorithm))
(serializer (assoc-ref opts 'serializer)))
@@ -193,7 +190,18 @@ (define-command (guix-hash . args)
(catch 'system-error
(lambda _
(with-error-handling
- (serializer file algorithm select?)))
+ (let* ((vcses (fold (lambda (vcs result)
+ (if (file-exists? (string-append file "/" vcs))
+ (cons vcs result)
+ result))
+ '()
+ (list ".bzr" ".git" ".hg" ".svn" "CVS")))
+ (select? (if (assq-ref opts 'exclude-vcs?)
+ (negate (lambda (file stat)
+ (vcs-file? file stat
+ vcses)))
+ (const #t))))
+ (serializer file algorithm select?))))
(lambda args
(leave (G_ "~a ~a~%")
file
base-commit: 08d94fe20eca47b69678b3eced8749dd02c700a4
--
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