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Check whether $COLUMNS is empty or zero, not only empty

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Fixes #983
This commit is contained in:
ZyX 2014-08-15 18:01:17 +04:00
parent 23b43d8376
commit 8523282a7b
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-setup
function _powerline_columns_fallback function _powerline_columns_fallback
if which stty ^/dev/null if which stty >/dev/null
if stty size ^/dev/null if stty size >/dev/null
stty size | cut -d' ' -f2 stty size | cut -d' ' -f2
return 0 return 0
end end
@ -11,7 +11,10 @@ function powerline-setup
end end
function _powerline_columns 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 "$COLUMNS" -eq 0
_powerline_columns_fallback _powerline_columns_fallback
else else
echo "$COLUMNS" echo "$COLUMNS"