Merge remote-tracking branch 'robyrussel/master' into fix-atom_plugin_for_cygwin

Discarded all previous changes to atom plugin for easier review in next commit.

1 files changed, 60 insertions, 23 deletions

diff --git a/tools/install.sh b/tools/install.sh
index 1586cdee5..4b1a6ba7e 100755
--- a/tools/install.sh
+++ b/tools/install.sh
@@ -1,8 +1,26 @@
 set -e
 
+# 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="$(tput sgr0)"
+else
+  RED=""
+  GREEN=""
+  YELLOW=""
+  BLUE=""
+  BOLD=""
+  NORMAL=""
+fi
 CHECK_ZSH_INSTALLED=$(grep /zsh$ /etc/shells | wc -l)
 if [ ! $CHECK_ZSH_INSTALLED -ge 1 ]; then
-  echo "\033[0;33m Zsh is not installed!\033[0m Please install zsh first!"
+  printf "${YELLOW}Zsh is not installed!${NORMAL} Please install zsh first!\n"
   exit
 fi
 unset CHECK_ZSH_INSTALLED
@@ -12,50 +30,69 @@ if [ ! -n "$ZSH" ]; then
 fi
 
 if [ -d "$ZSH" ]; then
-  echo "\033[0;33mYou already have Oh My Zsh installed.\033[0m You'll need to remove $ZSH if you want to install"
+  printf "${YELLOW}You already have Oh My Zsh installed.${NORMAL}\n"
+  printf "You'll need to remove $ZSH if you want to re-install.\n"
   exit
 fi
 
-echo "\033[0;34mCloning Oh My Zsh...\033[0m"
+# Prevent the cloned repository from having insecure permissions. Failing to do
+# so causes compinit() calls to fail with "command not found: compdef" errors
+# for users with insecure umasks (e.g., "002", allowing group writability). Note
+# that this will be ignored under Cygwin by default, as Windows ACLs take
+# precedence over umasks except for filesystems mounted with option "noacl".
+umask g-w,o-w
+
+printf "${BLUE}Cloning Oh My Zsh...${NORMAL}\n"
 hash git >/dev/null 2>&1 && env git clone --depth=1 https://github.com/robbyrussell/oh-my-zsh.git $ZSH || {
-  echo "git not installed"
+  printf "git not installed\n"
   exit
 }
 
-echo "\033[0;34mLooking for an existing zsh config...\033[0m"
+printf "${BLUE}Looking for an existing zsh config...${NORMAL}\n"
 if [ -f ~/.zshrc ] || [ -h ~/.zshrc ]; then
-  echo "\033[0;33mFound ~/.zshrc.\033[0m \033[0;32mBacking up to ~/.zshrc.pre-oh-my-zsh\033[0m";
+  printf "${YELLOW}Found ~/.zshrc.${NORMAL} ${GREEN}Backing up to ~/.zshrc.pre-oh-my-zsh${NORMAL}\n";
   mv ~/.zshrc ~/.zshrc.pre-oh-my-zsh;
 fi
 
-echo "\033[0;34mUsing the Oh My Zsh template file and adding it to ~/.zshrc\033[0m"
+printf "${BLUE}Using the Oh My Zsh template file and adding it to ~/.zshrc${NORMAL}\n"
 cp $ZSH/templates/zshrc.zsh-template ~/.zshrc
 sed "/^export ZSH=/ c\\
 export ZSH=$ZSH
 " ~/.zshrc > ~/.zshrc-omztemp
 mv -f ~/.zshrc-omztemp ~/.zshrc
 
-echo "\033[0;34mCopying your current PATH and adding it to the end of ~/.zshrc for you.\033[0m"
+printf "${BLUE}Copying your current PATH and adding it to the end of ~/.zshrc for you.${NORMAL}\n"
 sed "/export PATH=/ c\\
 export PATH=\"$PATH\"
 " ~/.zshrc > ~/.zshrc-omztemp
 mv -f ~/.zshrc-omztemp ~/.zshrc
 
-TEST_CURRENT_SHELL=$(expr "$SHELL" : '.*/\(.*\)')
-if [ "$TEST_CURRENT_SHELL" != "zsh" ]; then
-    echo "\033[0;34mTime to change your default shell to zsh!\033[0m"
+# If this user's login shell is not already "zsh", attempt to switch.
+if [ "$(expr "$SHELL" : '.*/\(.*\)')" != "zsh" ]; then
+  # If this platform provides a "chsh" command (not Cygwin), do it, man!
+  if hash chsh >/dev/null 2>&1; then
+    printf "${BLUE}Time to change your default shell to zsh!${NORMAL}\n"
     chsh -s $(grep /zsh$ /etc/shells | tail -1)
+  # Else, suggest the user do so manually.
+  else
+    printf "${BLUE}Please manually change your default shell to zsh!${NORMAL}\n"
+  fi
 fi
-unset TEST_CURRENT_SHELL
-
-echo "\033[0;32m"'         __                                     __   '"\033[0m"
-echo "\033[0;32m"'  ____  / /_     ____ ___  __  __   ____  _____/ /_  '"\033[0m"
-echo "\033[0;32m"' / __ \/ __ \   / __ `__ \/ / / /  /_  / / ___/ __ \ '"\033[0m"
-echo "\033[0;32m"'/ /_/ / / / /  / / / / / / /_/ /    / /_(__  ) / / / '"\033[0m"
-echo "\033[0;32m"'\____/_/ /_/  /_/ /_/ /_/\__, /    /___/____/_/ /_/  '"\033[0m"
-echo "\033[0;32m"'                        /____/                       ....is now installed!'"\033[0m"
-echo "\n\n \033[0;32mPlease look over the ~/.zshrc file to select plugins, themes, and options.\033[0m"
-echo "\n\n \033[0;32mp.s. Follow us at http://twitter.com/ohmyzsh.\033[0m"
-echo "\n\n \033[0;32mp.p.s. Get stickers and t-shirts at http://shop.planetargon.com.\033[0m"
+
+printf "${GREEN}"
+echo '         __                                     __   '
+echo '  ____  / /_     ____ ___  __  __   ____  _____/ /_  '
+echo ' / __ \/ __ \   / __ `__ \/ / / /  /_  / / ___/ __ \ '
+echo '/ /_/ / / / /  / / / / / / /_/ /    / /_(__  ) / / / '
+echo '\____/_/ /_/  /_/ /_/ /_/\__, /    /___/____/_/ /_/  '
+echo '                        /____/                       ....is now installed!'
+echo ''
+echo ''
+echo 'Please look over the ~/.zshrc file to select plugins, themes, and options.'
+echo ''
+echo 'p.s. Follow us at https://twitter.com/ohmyzsh.'
+echo ''
+echo 'p.p.s. Get stickers and t-shirts at http://shop.planetargon.com.'
+echo ''
+printf "${NORMAL}"
 env zsh
-. ~/.zshrc