GNU bug report logs - #19742
'wrap-program' should really preserve argv[0]

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From: help-debbugs <at> gnu.org (GNU bug Tracking System)
To: Andreas Enge <andreas <at> enge.fr>
Cc: tracker <at> debbugs.gnu.org
Subject: bug#19742: closed ('wrap-program' should really preserve argv[0])
Date: Mon, 16 Feb 2015 14:27:03 +0000

[Message part 1 (text/plain, inline)]

Your message dated Mon, 16 Feb 2015 15:26:28 +0100
with message-id <20150216142628.GA21619 <at> debian.math.u-bordeaux1.fr>
and subject line Close
has caused the debbugs.gnu.org bug report #19742,
regarding 'wrap-program' should really preserve argv[0]
to be marked as done.

(If you believe you have received this mail in error, please contact
help-debbugs <at> gnu.org.)


-- 
19742: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=19742
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From: ludo <at> gnu.org (Ludovic Courtès)
To: bug-guix <at> gnu.org
Subject: 'wrap-program' should really preserve argv[0]
Date: Sun, 01 Feb 2015 22:39:53 +0100

[Message part 3 (text/plain, inline)]

It should be enough, and more appropriate, to simply preserve argv[0] in
wrappers.

Ludo’.

[Message part 4 (text/x-patch, inline)]

diff --git a/guix/build/utils.scm b/guix/build/utils.scm
index 4407f9a..ebe70a3 100644
--- a/guix/build/utils.scm
+++ b/guix/build/utils.scm
@@ -870,8 +870,7 @@ the previous wrapper."
     (with-output-to-file prog-tmp
       (lambda ()
         (format #t
-                "#!~a~%~a~%exec -a \"~a\" \"~a\" \"$@\"~%"
-                (which "bash")
+                "#!~a~%~a~%exec -a \"$0\" \"~a\" \"$@\"~%"
                 (string-join (map export-variable vars)
                              "\n")
                 (canonicalize-path prog)

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From: Andreas Enge <andreas <at> enge.fr>
To: 19742-done <at> debbugs.gnu.org
Subject: Close
Date: Mon, 16 Feb 2015 15:26:28 +0100

Applied in commit b01f89675d03202851a00c38d4995424bbb1879f.

Andreas

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