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installer: reorganise and add comments

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This commit is contained in:
Marc Cornellà 2016-05-30 18:05:29 +02:00
parent 73ef051aae
commit f94443925d
1 changed files with 57 additions and 40 deletions
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97
tools/install.sh
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@ -1,7 +1,18 @@
#!/bin/sh #!/bin/sh
#
# This script should be run via curl:
# sh -c "$(curl -fsSL https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"
# or wget:
# sh -c "$(wget -qO- https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"
#
# As an alternative, you can download the install script separately and
# run it afterwards with `sh install.sh'
#
set -e set -e
# Test command existence (POSIX compatible) # Default location
ZSH=${ZSH:-~/.oh-my-zsh}
command_exists() { command_exists() {
command -v "$@" >/dev/null 2>&1 command -v "$@" >/dev/null 2>&1
} }
@ -30,17 +41,15 @@ main() {
fi fi
if ! command_exists zsh; then if ! command_exists zsh; then
printf "${YELLOW}Zsh is not installed!${NORMAL} Please install zsh first!\n" echo "${YELLOW}Zsh is not installed!${NORMAL} Please install zsh first!"
exit 1 exit 1
fi fi
if [ ! -n "$ZSH" ]; then
ZSH=~/.oh-my-zsh
fi
if [ -d "$ZSH" ]; then if [ -d "$ZSH" ]; then
printf "${YELLOW}You already have Oh My Zsh installed.${NORMAL}\n" cat <<-EOF
printf "You'll need to remove $ZSH if you want to re-install.\n" ${YELLOW}You already have Oh My Zsh installed.${NORMAL}
You'll need to remove $ZSH if you want to re-install.
EOF
exit 1 exit 1
fi fi
@ -51,31 +60,34 @@ main() {
# precedence over umasks except for filesystems mounted with option "noacl". # precedence over umasks except for filesystems mounted with option "noacl".
umask g-w,o-w umask g-w,o-w
printf "${BLUE}Cloning Oh My Zsh...${NORMAL}\n" echo "${BLUE}Cloning Oh My Zsh...${NORMAL}"
command_exists git || { command_exists git || {
echo "Error: git is not installed" echo "Error: git is not installed"
exit 1 exit 1
} }
# The Windows (MSYS) Git is not compatible with normal use on cygwin
if [ "$OSTYPE" = cygwin ]; then if [ "$OSTYPE" = cygwin ] && git --version | grep -q msysgit; then
if git --version | grep msysgit > /dev/null; then cat <<-EOF
echo "Error: Windows/MSYS Git is not supported on Cygwin" Error: Windows/MSYS Git is not supported on Cygwin
echo "Error: Make sure the Cygwin git package is installed and is first on the path" Error: Make sure the Cygwin git package is installed and is first on the $PATH
exit 1 EOF
fi exit 1
fi fi
env git clone --depth=1 https://github.com/robbyrussell/oh-my-zsh.git "$ZSH" || {
printf "Error: git clone of oh-my-zsh repo failed\n" git clone --depth=1 https://github.com/robbyrussell/oh-my-zsh.git "$ZSH" || {
echo "Error: git clone of oh-my-zsh repo failed"
exit 1 exit 1
} }
printf "${BLUE}Looking for an existing zsh config...${NORMAL}\n" echo "${BLUE}Looking for an existing zsh config...${NORMAL}"
if [ -f ~/.zshrc ] || [ -h ~/.zshrc ]; then if [ -f ~/.zshrc ] || [ -h ~/.zshrc ]; then
printf "${YELLOW}Found ~/.zshrc.${NORMAL} ${GREEN}Backing up to ~/.zshrc.pre-oh-my-zsh${NORMAL}\n"; echo "${YELLOW}Found ~/.zshrc.${GREEN} Backing up to ~/.zshrc.pre-oh-my-zsh.${NORMAL}"
mv ~/.zshrc ~/.zshrc.pre-oh-my-zsh; mv ~/.zshrc ~/.zshrc.pre-oh-my-zsh;
fi fi
printf "${BLUE}Using the Oh My Zsh template file and adding it to ~/.zshrc${NORMAL}\n" echo "${BLUE}Using the Oh My Zsh template file and adding it to ~/.zshrc.${NORMAL}"
cp "$ZSH/templates/zshrc.zsh-template" ~/.zshrc cp "$ZSH/templates/zshrc.zsh-template" ~/.zshrc
sed "/^export ZSH=/ c\\ sed "/^export ZSH=/ c\\
export ZSH=\"$ZSH\" export ZSH=\"$ZSH\"
@ -87,31 +99,36 @@ export ZSH=\"$ZSH\"
if [ "$TEST_CURRENT_SHELL" != "zsh" ]; then if [ "$TEST_CURRENT_SHELL" != "zsh" ]; then
# If this platform provides a "chsh" command (not Cygwin), do it, man! # If this platform provides a "chsh" command (not Cygwin), do it, man!
if command_exists chsh; then if command_exists chsh; then
printf "${BLUE}Time to change your default shell to zsh!${NORMAL}\n" echo "${BLUE}Time to change your default shell to zsh!${NORMAL}"
chsh -s $(grep /zsh$ /etc/shells | tail -1) chsh -s $(grep /zsh$ /etc/shells | tail -1)
# Else, suggest the user do so manually. # Else, suggest the user do so manually.
else else
printf "I can't change your shell automatically because this system does not have chsh.\n" cat <<-EOF
printf "${BLUE}Please manually change your default shell to zsh!${NORMAL}\n" I can't change your shell automatically because this system does not have chsh.
${BLUE}Please manually change your default shell to zsh${NORMAL}
EOF
fi fi
fi fi
printf "${GREEN}" printf "$GREEN"
echo ' __ __ ' cat <<-'EOF'
echo ' ____ / /_ ____ ___ __ __ ____ _____/ /_ ' __ __
echo ' / __ \/ __ \ / __ `__ \/ / / / /_ / / ___/ __ \ ' ____ / /_ ____ ___ __ __ ____ _____/ /_
echo '/ /_/ / / / / / / / / / / /_/ / / /_(__ ) / / / ' / __ \/ __ \ / __ `__ \/ / / / /_ / / ___/ __ \
echo '\____/_/ /_/ /_/ /_/ /_/\__, / /___/____/_/ /_/ ' / /_/ / / / / / / / / / / /_/ / / /_(__ ) / / /
echo ' /____/ ....is now installed!' \____/_/ /_/ /_/ /_/ /_/\__, / /___/____/_/ /_/
echo '' /____/ ....is now installed!
echo ''
echo 'Please look over the ~/.zshrc file to select plugins, themes, and options.'
echo '' Please look over the ~/.zshrc file to select plugins, themes, and options.
echo 'p.s. Follow us at https://twitter.com/ohmyzsh'
echo '' p.s. Follow us on https://twitter.com/ohmyzsh
echo 'p.p.s. Get stickers, shirts, and coffee mugs at https://shop.planetargon.com/collections/oh-my-zsh'
echo '' p.p.s. Get stickers, shirts, and coffee mugs at https://shop.planetargon.com/collections/oh-my-zsh
printf "${NORMAL}"
EOF
printf "$NORMAL"
env zsh -l env zsh -l
} }