From da6775db7937d4d28e0b7aaf0bff8aaa683e4ecb Mon Sep 17 00:00:00 2001
From: Pierrick Rouxel <pierrick.rouxel@inconcept.fr>
Date: Thu, 30 Jun 2016 11:08:05 +0200
Subject: [PATCH] Add IBM i support

---
 lib/theme-and-appearance.zsh |  4 +++-
 tools/install.sh             | 18 ++++++++++++------
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/lib/theme-and-appearance.zsh b/lib/theme-and-appearance.zsh
index 5c5bb0e6..3fc700b1 100644
--- a/lib/theme-and-appearance.zsh
+++ b/lib/theme-and-appearance.zsh
@@ -5,7 +5,7 @@ export LSCOLORS="Gxfxcxdxbxegedabagacad"
 # Enable ls colors
 if [ "$DISABLE_LS_COLORS" != "true" ]
 then
-  # Find the option for using colors in ls, depending on the version: Linux or BSD
+  # Find the option for using colors in ls, depending on the version: Linux, BSD or IBM i
   if [[ "$(uname -s)" == "NetBSD" ]]; then
     # On NetBSD, test if "gls" (GNU ls) is installed (this one supports colors);
     # otherwise, leave ls as is, because NetBSD's ls doesn't support -G
@@ -17,6 +17,8 @@ then
     # coreutils, so prefer it to "gls".
     gls --color -d . &>/dev/null 2>&1 && alias ls='gls --color=tty'
     colorls -G -d . &>/dev/null 2>&1 && alias ls='colorls -G'
+  elif [[ "$(uname -s)" == "OS400" ]]; then
+    # On IBM i ls doesn't support colors
   else
     ls --color -d . &>/dev/null 2>&1 && alias ls='ls --color=tty' || alias ls='ls -G'
   fi
diff --git a/tools/install.sh b/tools/install.sh
index 3f4de868..9b4c7a20 100755
--- a/tools/install.sh
+++ b/tools/install.sh
@@ -24,12 +24,10 @@ main() {
   # which may fail on systems lacking tput or terminfo
   set -e
 
-  CHECK_ZSH_INSTALLED=$(grep /zsh$ /etc/shells | wc -l)
-  if [ ! $CHECK_ZSH_INSTALLED -ge 1 ]; then
+  if ! type zsh >/dev/null 2>&1; then
     printf "${YELLOW}Zsh is not installed!${NORMAL} Please install zsh first!\n"
     exit
   fi
-  unset CHECK_ZSH_INSTALLED
 
   if [ ! -n "$ZSH" ]; then
     ZSH=~/.oh-my-zsh
@@ -62,10 +60,18 @@ main() {
     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"
-    exit 1
+    printf "Error: git clone of oh-my-zsh repo failed (https)\n"
+    GIT_CLONE_ERROR=1
   }
-
+  # Support for git compiled without SSL
+  if [ $GIT_CLONE_ERROR -ge 1 ]; then
+    printf "Retry with ssh\n"
+    env git clone --depth=1 git@github.com:robbyrussell/oh-my-zsh.git $ZSH || {
+      printf "Error: git clone of oh-my-zsh repo failed (ssh)\n"
+      exit 1
+    }
+  fi
+  unset GIT_CLONE_ERROR
 
   printf "${BLUE}Looking for an existing zsh config...${NORMAL}\n"
   if [ -f ~/.zshrc ] || [ -h ~/.zshrc ]; then