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authorMattias Andrée <maandree@kth.se>2017-02-20 20:23:02 +0100
committerMattias Andrée <maandree@kth.se>2017-02-20 20:23:02 +0100
commit63b1999eb4a749014bc52ed486d92d9164332480 (patch)
tree012045f194e687417628f98147d38fee79fdfdc6
parentGet METAR station from ~/.config/metar if not specified (diff)
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Update doc
Signed-off-by: Mattias Andrée <maandree@kth.se>
-rw-r--r--info/blueshift.texinfo21
1 files changed, 13 insertions, 8 deletions
diff --git a/info/blueshift.texinfo b/info/blueshift.texinfo
index 1036619..5f8548e 100644
--- a/info/blueshift.texinfo
+++ b/info/blueshift.texinfo
@@ -1306,14 +1306,19 @@ This value is approximate.
Blueshift includes the function @code{whether}
which gives a brief weather report. @code{whether}
-takes one manditory argument: the International
-Civil Aviation Organization (ICAO) code of your
-closest airport. It also takes one optional argument,
-@code{downloader}: an function that takes an URL
-to download as its only parameter and returns a
-command, as a list of arguments, that downloads
-the file at the given URL to standard output.
-The default @code{downloader} is
+takes two optional argument, @code{station}: the
+International Civil Aviation Organization (ICAO)
+code of your closest airport or other METAR
+station , and @code{downloader}: an function that
+takes an URL to download as its only parameter and
+returns a command, as a list of arguments, that
+downloads the file at the given URL to standard
+output. If @code{station} is not specified (is
+@code{None}), @file{$HOME/.config/metar}
+is read, with fallback to @file{~/.config/metar} and
+@file{/etc/metar}; the first line is used, as-is sans
+LF-termination, as the weather station. The default
+@code{downloader} is
@code{lambda url : ['wget', url, '-O', '-']}. If
Blueshift is unable to download the latest METAR
(Meteorological Aerodrome Report) @code{whether}