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authorAndrew Janke <andrew@apjanke.net>2015-07-06 20:18:32 -0400
committerAndrew Janke <andrew@apjanke.net>2015-07-06 20:18:32 -0400
commit8cf610089d97cf1abbd5cf3e0fb28d63b4c25f51 (patch)
tree1be5fd85ad7dc19bb3f5e8bcd954e7afac236a3c /tools/upgrade.sh
parent19ea867a3a5cc118fd84560275db05354a4aed0b (diff)
downloadzsh-8cf610089d97cf1abbd5cf3e0fb28d63b4c25f51.tar.gz
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installer: use terminfo for portable escape sequences
Do not use terminal visual effects if not connected to a terminal.
Diffstat (limited to 'tools/upgrade.sh')
-rw-r--r--tools/upgrade.sh43
1 files changed, 32 insertions, 11 deletions
diff --git a/tools/upgrade.sh b/tools/upgrade.sh
index 5f0a81f1d..4929054c9 100644
--- a/tools/upgrade.sh
+++ b/tools/upgrade.sh
@@ -1,16 +1,37 @@
-printf '\033[0;34m%s\033[0m\n' "Upgrading Oh My Zsh"
+
+# Use colors, but only if connected to a terminal, and that terminal
+# supports them.
+ncolors=$(tput colors)
+if [ -t 1 ] && [ -n "$ncolors" ] && [ "$ncolors" -ge 8 ]; then
+ RED=="$(tput setaf 1)"
+ GREEN="$(tput setaf 2)"
+ YELLOW="$(tput setaf 3)"
+ BLUE="$(tput setaf 4)"
+ BOLD="$(tput bold)"
+ NORMAL="$(tput sgr0)"
+else
+ RED=""
+ GREEN=""
+ YELLOW=""
+ BLUE=""
+ BOLD=""
+ NORMAL=""
+fi
+
+printf "${BLUE}%s${NORMAL}\n" "Upgrading Oh My Zsh"
cd "$ZSH"
if git pull --rebase --stat origin master
then
- printf '\033[0;32m%s\033[0m\n' ' __ __ '
- printf '\033[0;32m%s\033[0m\n' ' ____ / /_ ____ ___ __ __ ____ _____/ /_ '
- printf '\033[0;32m%s\033[0m\n' ' / __ \/ __ \ / __ `__ \/ / / / /_ / / ___/ __ \ '
- printf '\033[0;32m%s\033[0m\n' '/ /_/ / / / / / / / / / / /_/ / / /_(__ ) / / / '
- printf '\033[0;32m%s\033[0m\n' '\____/_/ /_/ /_/ /_/ /_/\__, / /___/____/_/ /_/ '
- printf '\033[0;32m%s\033[0m\n' ' /____/ '
- printf '\033[0;34m%s\033[0m\n' 'Hooray! Oh My Zsh has been updated and/or is at the current version.'
- printf '\033[0;34m%s\033[1m%s\033[0m\n' 'To keep up on the latest news and updates, follow us on twitter: ' 'http://twitter.com/ohmyzsh'
- printf '\033[0;34m%s\033[1m%s\033[0m\n' 'Get your Oh My Zsh swag at: ' 'http://shop.planetargon.com/'
+ printf '%s' "$GREEN"
+ printf '%s\n' ' __ __ '
+ printf '%s\n' ' ____ / /_ ____ ___ __ __ ____ _____/ /_ '
+ printf '%s\n' ' / __ \/ __ \ / __ `__ \/ / / / /_ / / ___/ __ \ '
+ printf '%s\n' '/ /_/ / / / / / / / / / / /_/ / / /_(__ ) / / / '
+ printf '%s\n' '\____/_/ /_/ /_/ /_/ /_/\__, / /___/____/_/ /_/ '
+ printf '%s\n' ' /____/ '
+ printf "${BLUE}%s\n" "Hooray! Oh My Zsh has been updated and/or is at the current version."
+ printf "${BLUE}${BOLD}%s${NORMAL}\n" "To keep up on the latest news and updates, follow us on twitter: http://twitter.com/ohmyzsh"
+ printf "${BLUE}${BOLD}%s${NORMAL}\n" "Get your Oh My Zsh swag at: http://shop.planetargon.com/"
else
- printf '\033[0;31m%s\033[0m\n' 'There was an error updating. Try again later?'
+ printf "${RED}%s${NORMAL}\n" 'There was an error updating. Try again later?'
fi