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authorLudovic Courtès <ludo@gnu.org>2016-04-06 23:19:00 +0200
committerLudovic Courtès <ludo@gnu.org>2016-04-06 23:21:26 +0200
commit7cffaeb60473e25a7ef8c1a8cb36e1531191873a (patch)
tree7569a086b5c1da11cc10be9955d242bd4886d514 /doc
parent7b9a66e51937bf627541a437f46949f69d2f5872 (diff)
downloadguix-7cffaeb60473e25a7ef8c1a8cb36e1531191873a.tar
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challenge: Really exit with non-zero upon hash mismatch.
Reported by John Darrington. * guix/scripts/challenge.scm (guix-challenge): Add an explicit 'exit' call when ISSUES is empty. * scripts/guix.in: Add comment about 'exit'. * doc/guix.texi (Invoking guix challenge): Mention the behavior and exit code.
Diffstat (limited to 'doc')
-rw-r--r--doc/guix.texi7
1 files changed, 6 insertions, 1 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index aeeec617e0..a16422261a 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -5582,7 +5582,7 @@ $ guix challenge @var{package}
@noindent
where @var{package} is a package specification such as
-@code{guile-2.0} or @code{glibc:debug}.
+@code{guile@@2.0} or @code{glibc:debug}.
The general syntax is:
@@ -5590,6 +5590,11 @@ The general syntax is:
guix challenge @var{options} [@var{packages}@dots{}]
@end example
+When a difference is found between the hash of a locally-built item and
+that of a server-provided substitute, or among substitutes provided by
+different servers, the command displays it as in the example above and
+exits with a non-zero return code.
+
The one option that matters is:
@table @code