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better terminal color mode detection

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romkatv 2019-05-08 11:31:16 +02:00
parent b451b7a758
commit 1d7c8368bc
1 changed files with 5 additions and 8 deletions
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9
powerlevel9k.zsh-theme
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@ -2409,14 +2409,11 @@ _p9k_init() {
# Display a warning if the terminal does not support 256 colors. # Display a warning if the terminal does not support 256 colors.
if [[ $POWERLEVEL9K_IGNORE_TERM_COLORS == false ]]; then if [[ $POWERLEVEL9K_IGNORE_TERM_COLORS == false ]]; then
local n if zmodload zsh/terminfo 2>/dev/null && (( $+terminfo[colors] && $terminfo[colors] < 256 )); then
if { hash tput && n=$(tput colors) || hash echotc && n=$(echotc Co) } 2>/dev/null && (( n < 256 )); then
if [[ -n $n && $n -lt 256 ]]; then
print -P '%F{red}WARNING!%f Your terminal appears to support fewer than 256 colors!' print -P '%F{red}WARNING!%f Your terminal appears to support fewer than 256 colors!'
print -P 'If your terminal supports 256 colors, please export the appropriate environment variable.' print -P 'If your terminal supports 256 colors, please export the appropriate environment variable.'
print -P 'In most terminal emulators, putting %F{blue}export TERM=xterm-256color%f at the top of your ~/.zshrc is sufficient.' print -P 'In most terminal emulators, adding %F{blue}export TERM=xterm-256color%f to your %F{yellow}~/.zshrc%f is sufficient.'
print -P 'Set POWERLEVEL9K_IGNORE_TERM_COLORS=true to suppress this warning.' print -P 'Set %F{blue}POWERLEVEL9K_IGNORE_TERM_COLORS=true%f to suppress this warning.'
fi
fi fi
fi fi