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authorLudovic Courtès <ludo@gnu.org>2019-05-21 22:58:19 +0200
committerLudovic Courtès <ludo@gnu.org>2019-05-22 00:09:42 +0200
commitb1903b99e0c5c654dc152f16c79b5a933d6a9435 (patch)
tree0d62d0034d41ac8e7a9ad8c10627a1460def9ed6 /doc
parent4e941436c798593d3bb62cbff8ba9a6c22f75339 (diff)
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weather: Accept package specs on the command line.
Previously, non-option arguments would be ignored. Now it puts them to good use. * guix/scripts/weather.scm (guix-weather)[package-list]: New procedure. Use it. * doc/guix.texi (Invoking guix weather): Adjust accordingly.
Diffstat (limited to 'doc')
-rw-r--r--doc/guix.texi13
1 files changed, 11 insertions, 2 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 873eaba490..f176bb0163 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -10089,8 +10089,17 @@ challenge}, it ignores signatures on those substitutes, which is
innocuous since the command only gathers statistics and cannot install
those substitutes.
-Among other things, it is possible to query specific system types and
-specific package sets. The available options are listed below.
+The general syntax is:
+
+@example
+guix weather @var{options}@dots{} [@var{packages}@dots{}]
+@end example
+
+When @var{packages} is omitted, @command{guix weather} checks the availability
+of substitutes for @emph{all} the packages, or for those specified with
+@option{--manifest}; otherwise it only considers the specified packages. It
+is also possible to query specific system types with @option{--system}. The
+available options are listed below.
@table @code
@item --substitute-urls=@var{urls}