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Merge pull request #985 from ZyX-I/fix-983

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Check whether $COLUMNS is empty or zero, not only empty
This commit is contained in:
Nikolai Aleksandrovich Pavlov 2014-08-15 18:28:51 +04:00
commit d66256ad34
1 changed files with 6 additions and 3 deletions
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9
powerline/bindings/fish/powerline-setup.fish
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@ -1,7 +1,7 @@
function powerline-setup
function _powerline_columns_fallback
if which stty ^/dev/null
if stty size ^/dev/null
if which stty >/dev/null
if stty size >/dev/null
stty size | cut -d' ' -f2
return 0
end
@ -11,7 +11,10 @@ function powerline-setup
end
function _powerline_columns
if test -z "$COLUMNS"
# Hack: `test "" -eq 0` is true, as well as `test 0 -eq 0`
# Note: at fish startup `$COLUMNS` is equal to zero, meaning that it may
# not be used.
if test "$COLUMNS" -eq 0
_powerline_columns_fallback
else
echo "$COLUMNS"