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packages: 'package-field-location' preserves the original file name.

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Fixes <https://bugs.gnu.org/39425>.
Reported by Alex ter Weele <alex.ter.weele@gmail.com>.

* guix/packages.scm (package-field-location): Remove 'with-fluids' for
'%file-port-name-canonicalization'.  Change the 'file' field of the
resulting location to FILE.
This commit is contained in:
Ludovic Courtès 2020-03-20 23:34:03 +01:00
parent fe4a37276b
commit f2b24f01f4
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GPG key ID: 090B11993D9AEBB5
1 changed files with 18 additions and 19 deletions
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37
guix/packages.scm
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@ -355,25 +355,24 @@ (define (goto port line column)
(catch 'system-error
(lambda ()
;; In general we want to keep relative file names for modules.
(with-fluids ((%file-port-name-canonicalization 'relative))
(call-with-input-file (search-path %load-path file)
(lambda (port)
(goto port line column)
(match (read port)
(('package inits ...)
(let ((field (assoc field inits)))
(match field
((_ value)
;; Put the `or' here, and not in the first argument of
;; `and=>', to work around a compiler bug in 2.0.5.
(or (and=> (source-properties value)
source-properties->location)
(and=> (source-properties field)
source-properties->location)))
(_
#f))))
(_
#f))))))
(call-with-input-file (search-path %load-path file)
(lambda (port)
(goto port line column)
(match (read port)
(('package inits ...)
(let ((field (assoc field inits)))
(match field
((_ value)
(let ((props (source-properties value)))
(and props
;; Preserve the original file name, which may be a
;; relative file name.
(let ((loc (source-properties->location props)))
(set-field loc (location-file) file)))))
(_
#f))))
(_
#f)))))
(lambda _
#f)))
(_ #f)))