Altons · July 22, 2018 21:13 · Apr 3, 2018 · Dec 28, 2017 · Sep 19, 2017 · Apr 8, 2017
diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -50,10 +50,10 @@ sudo apt update
 sudo apt install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 
 # Install Ruby 2.5, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.5.0 --verbose
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.5.1 --verbose
 
 # Set Ruby 2.5 as the global default
-rbenv global 2.5.0
+rbenv global 2.5.1
 
 # Don't install docs for gems (saves lots of time)
 echo "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -1,15 +1,15 @@
 #!/bin/bash
 
 # --------------------------------------------------------------------------------------------
-# Installs Ruby 2.4 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
+# Installs Ruby 2.5 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
 #
 # Run from the web:
 #   bash <(curl -s https://gist.github.com/blacktm/8302741/raw/install_ruby_rpi.sh)
 # --------------------------------------------------------------------------------------------
 
 # Welcome message
 echo -e "
-This will install Ruby 2.4 using rbenv/ruby-build.
+This will install Ruby 2.5 using rbenv/ruby-build.
 
 It will take about 2 hours to compile on the original Raspberry Pi,
 35 minutes on the second generation, and 16 minutes on the third.\n"
@@ -49,11 +49,11 @@ git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
 sudo apt update
 sudo apt install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 
-# Install Ruby 2.4, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.4.2 --verbose
+# Install Ruby 2.5, don't generate RDoc to save lots of time
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.5.0 --verbose
 
-# Set Ruby 2.4 as the global default
-rbenv global 2.4.2
+# Set Ruby 2.5 as the global default
+rbenv global 2.5.0
 
 # Don't install docs for gems (saves lots of time)
 echo "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -50,10 +50,10 @@ sudo apt update
 sudo apt install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 
 # Install Ruby 2.4, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.4.1 --verbose
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.4.2 --verbose
 
 # Set Ruby 2.4 as the global default
-rbenv global 2.4.1
+rbenv global 2.4.2
 
 # Don't install docs for gems (saves lots of time)
 echo "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -50,10 +50,10 @@ sudo apt update
 sudo apt install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 
 # Install Ruby 2.4, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.4.0 --verbose
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.4.1 --verbose
 
 # Set Ruby 2.4 as the global default
-rbenv global 2.4.0
+rbenv global 2.4.1
 
 # Don't install docs for gems (saves lots of time)
 echo "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -1,11 +1,11 @@
 #!/bin/bash
 
-# -----------------------------------------------------------------------
+# --------------------------------------------------------------------------------------------
 # Installs Ruby 2.4 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
 #
 # Run from the web:
-#   bash <(curl -s raw_script_url_here)
-# -----------------------------------------------------------------------
+#   bash <(curl -s https://gist.github.com/blacktm/8302741/raw/install_ruby_rpi.sh)
+# --------------------------------------------------------------------------------------------
 
 # Welcome message
 echo -e "

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -1,15 +1,15 @@
 #!/bin/bash
 
 # -----------------------------------------------------------------------
-# Installs Ruby 2.3 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
+# Installs Ruby 2.4 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
 #
 # Run from the web:
 #   bash <(curl -s raw_script_url_here)
 # -----------------------------------------------------------------------
 
 # Welcome message
 echo -e "
-This will install Ruby 2.3 using rbenv/ruby-build.
+This will install Ruby 2.4 using rbenv/ruby-build.
 
 It will take about 2 hours to compile on the original Raspberry Pi,
 35 minutes on the second generation, and 16 minutes on the third.\n"
@@ -49,11 +49,11 @@ git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
 sudo apt update
 sudo apt install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 
-# Install Ruby 2.3, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.3 --verbose
+# Install Ruby 2.4, don't generate RDoc to save lots of time
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.4.0 --verbose
 
-# Set Ruby 2.3 as the global default
-rbenv global 2.3.3
+# Set Ruby 2.4 as the global default
+rbenv global 2.4.0
 
 # Don't install docs for gems (saves lots of time)
 echo "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -50,10 +50,10 @@ sudo apt update
 sudo apt install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 
 # Install Ruby 2.3, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.2 --verbose
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.3 --verbose
 
 # Set Ruby 2.3 as the global default
-rbenv global 2.3.2
+rbenv global 2.3.3
 
 # Don't install docs for gems (saves lots of time)
 echo "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -50,10 +50,10 @@ sudo apt update
 sudo apt install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 
 # Install Ruby 2.3, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.1 --verbose
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.2 --verbose
 
 # Set Ruby 2.3 as the global default
-rbenv global 2.3.1
+rbenv global 2.3.2
 
 # Don't install docs for gems (saves lots of time)
 echo "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -38,8 +38,8 @@ EOF
 # Save to ~/.bashrc
 echo -e "\n${String}" >> ~/.bashrc
 
-# Reload current shell
-source ~/.bashrc
+# Enable rbenv for current shell
+eval "${String}"
 
 # Install ruby-build as an rbenv plugin, adds `rbenv install` command
 git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
@@ -58,6 +58,10 @@ rbenv global 2.3.1
 # Don't install docs for gems (saves lots of time)
 echo "gem: --no-document" > ~/.gemrc
 
+# Reminder to reload the shell
+echo -e "\nReload the current shell to get access to rbenv using:"
+echo "  source ~/.bashrc"
+
 # Print the time elapsed
 ELAPSED_TIME=$(($SECONDS - $START_TIME))
 echo -e "\nFinished in $(($ELAPSED_TIME/60/60)) hr, $(($ELAPSED_TIME/60%60)) min, and $(($ELAPSED_TIME%60)) sec\n"
diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -7,13 +7,12 @@
 #   bash <(curl -s raw_script_url_here)
 # -----------------------------------------------------------------------
 
-# Set up variables
-bold="\033[1m"
-normal="\033[0m"
-
 # Welcome message
-echo -e "\n${bold}This will install Ruby 2.3 using rbenv/ruby-build."
-echo -e "It can take about 2 hours to compile on the Raspberry Pi.${normal}"
+echo -e "
+This will install Ruby 2.3 using rbenv/ruby-build.
+
+It will take about 2 hours to compile on the original Raspberry Pi,
+35 minutes on the second generation, and 16 minutes on the third.\n"
 
 # Prompt to continue
 read -p "  Continue? (y/n) " ans
@@ -36,19 +35,19 @@ export PATH="$HOME/.rbenv/bin:$PATH"
 eval "$(rbenv init -)"
 EOF
 
-# For new shells
-echo -e "\n${String}\n" >> ~/.bashrc
+# Save to ~/.bashrc
+echo -e "\n${String}" >> ~/.bashrc
 
-# For current shell
-eval "${String}"
+# Reload current shell
+source ~/.bashrc
 
 # Install ruby-build as an rbenv plugin, adds `rbenv install` command
 git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
 
 # Install dependencies
 #  See: https://github.com/rbenv/ruby-build/wiki#suggested-build-environment
-sudo apt-get update
-sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
+sudo apt update
+sudo apt install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 
 # Install Ruby 2.3, don't generate RDoc to save lots of time
 CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.1 --verbose
@@ -57,8 +56,8 @@ CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.1 --ver
 rbenv global 2.3.1
 
 # Don't install docs for gems (saves lots of time)
-echo -e "gem: --no-document" > ~/.gemrc
+echo "gem: --no-document" > ~/.gemrc
 
 # Print the time elapsed
 ELAPSED_TIME=$(($SECONDS - $START_TIME))
-echo -e "\n${bold}Finished in $(($ELAPSED_TIME/60/60)) hr, $(($ELAPSED_TIME/60%60)) min, and $(($ELAPSED_TIME%60)) sec${normal}\n"
+echo -e "\nFinished in $(($ELAPSED_TIME/60/60)) hr, $(($ELAPSED_TIME/60%60)) min, and $(($ELAPSED_TIME%60)) sec\n"
diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -51,10 +51,10 @@ sudo apt-get update
 sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 
 # Install Ruby 2.3, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.0 --verbose
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.1 --verbose
 
 # Set Ruby 2.3 as the global default
-rbenv global 2.3.0
+rbenv global 2.3.1
 
 # Don't install docs for gems (saves lots of time)
 echo -e "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -46,7 +46,7 @@ eval "${String}"
 git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
 
 # Install dependencies
-#  See: https://github.com/sstephenson/ruby-build/wiki#suggested-build-environment
+#  See: https://github.com/rbenv/ruby-build/wiki#suggested-build-environment
 sudo apt-get update
 sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -27,7 +27,7 @@ echo
 START_TIME=$SECONDS
 
 # Check out rbenv into ~/.rbenv
-git clone https://github.com/sstephenson/rbenv.git ~/.rbenv
+git clone https://github.com/rbenv/rbenv.git ~/.rbenv
 
 # Add ~/.rbenv/bin to $PATH, enable shims and autocompletion
 read -d '' String <<"EOF"
@@ -43,12 +43,12 @@ echo -e "\n${String}\n" >> ~/.bashrc
 eval "${String}"
 
 # Install ruby-build as an rbenv plugin, adds `rbenv install` command
-git clone https://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build
+git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
 
 # Install dependencies
 #  See: https://github.com/sstephenson/ruby-build/wiki#suggested-build-environment
 sudo apt-get update
-sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev
+sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm3 libgdbm-dev
 
 # Install Ruby 2.3, don't generate RDoc to save lots of time
 CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.0 --verbose

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # -----------------------------------------------------------------------
-# Installs Ruby 2.2 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
+# Installs Ruby 2.3 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
 #
 # Run from the web:
 #   bash <(curl -s raw_script_url_here)
@@ -12,7 +12,7 @@ bold="\033[1m"
 normal="\033[0m"
 
 # Welcome message
-echo -e "\n${bold}This will install Ruby 2.2 using rbenv/ruby-build."
+echo -e "\n${bold}This will install Ruby 2.3 using rbenv/ruby-build."
 echo -e "It can take about 2 hours to compile on the Raspberry Pi.${normal}"
 
 # Prompt to continue
@@ -50,11 +50,11 @@ git clone https://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-bu
 sudo apt-get update
 sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev
 
-# Install Ruby 2.2, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.2.4 --verbose
+# Install Ruby 2.3, don't generate RDoc to save lots of time
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.3.0 --verbose
 
-# Set Ruby 2.2 as the global default
-rbenv global 2.2.4
+# Set Ruby 2.3 as the global default
+rbenv global 2.3.0
 
 # Don't install docs for gems (saves lots of time)
 echo -e "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -51,10 +51,10 @@ sudo apt-get update
 sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev
 
 # Install Ruby 2.2, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.2.3 --verbose
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.2.4 --verbose
 
 # Set Ruby 2.2 as the global default
-rbenv global 2.2.3
+rbenv global 2.2.4
 
 # Don't install docs for gems (saves lots of time)
 echo -e "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -51,7 +51,7 @@ sudo apt-get update
 sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev
 
 # Install Ruby 2.2, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.2.3 --verbose
+CONFIGURE_OPTS="--disable-install-doc --enable-shared" rbenv install 2.2.3 --verbose
 
 # Set Ruby 2.2 as the global default
 rbenv global 2.2.3

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -51,10 +51,10 @@ sudo apt-get update
 sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev
 
 # Install Ruby 2.2, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.2.2 --verbose
+CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.2.3 --verbose
 
 # Set Ruby 2.2 as the global default
-rbenv global 2.2.2
+rbenv global 2.2.3
 
 # Don't install docs for gems (saves lots of time)
 echo -e "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -51,10 +51,10 @@ sudo apt-get update
 sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev
 
 # Install Ruby 2.2, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.2.1 --verbose
+CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.2.2 --verbose
 
 # Set Ruby 2.2 as the global default
-rbenv global 2.2.1
+rbenv global 2.2.2
 
 # Don't install docs for gems (saves lots of time)
 echo -e "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -51,10 +51,10 @@ sudo apt-get update
 sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev
 
 # Install Ruby 2.2, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.2.0 --verbose
+CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.2.1 --verbose
 
 # Set Ruby 2.2 as the global default
-rbenv global 2.2.0
+rbenv global 2.2.1
 
 # Don't install docs for gems (saves lots of time)
 echo -e "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # -----------------------------------------------------------------------
-# Installs Ruby 2.1 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
+# Installs Ruby 2.2 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
 #
 # Run from the web:
 #   bash <(curl -s raw_script_url_here)
@@ -12,7 +12,7 @@ bold="\033[1m"
 normal="\033[0m"
 
 # Welcome message
-echo -e "\n${bold}This will install Ruby 2.1 using rbenv/ruby-build."
+echo -e "\n${bold}This will install Ruby 2.2 using rbenv/ruby-build."
 echo -e "It can take about 2 hours to compile on the Raspberry Pi.${normal}"
 
 # Prompt to continue
@@ -50,11 +50,11 @@ git clone https://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-bu
 sudo apt-get update
 sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev
 
-# Install Ruby 2.1, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.1.5 --verbose
+# Install Ruby 2.2, don't generate RDoc to save lots of time
+CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.2.0 --verbose
 
-# Set Ruby 2.1 as the global default
-rbenv global 2.1.5
+# Set Ruby 2.2 as the global default
+rbenv global 2.2.0
 
 # Don't install docs for gems (saves lots of time)
 echo -e "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -51,10 +51,10 @@ sudo apt-get update
 sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev
 
 # Install Ruby 2.1, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.1.3 --verbose
+CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.1.5 --verbose
 
 # Set Ruby 2.1 as the global default
-rbenv global 2.1.3
+rbenv global 2.1.5
 
 # Don't install docs for gems (saves lots of time)
 echo -e "gem: --no-document" > ~/.gemrc

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 # -----------------------------------------------------------------------
 # Installs Ruby 2.1 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
 #

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -2,7 +2,7 @@
 # Installs Ruby 2.1 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
 #
 # Run from the web:
-#   source <(curl -s raw_script_url_here)
+#   bash <(curl -s raw_script_url_here)
 # -----------------------------------------------------------------------
 
 # Set up variables

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -1,9 +1,9 @@
-# ------------------------------------------------------------
-# Installs Ruby 2.1 using rbenv/ruby-build on the Raspberry Pi
+# -----------------------------------------------------------------------
+# Installs Ruby 2.1 using rbenv/ruby-build on the Raspberry Pi (Raspbian)
 #
 # Run from the web:
 #   source <(curl -s raw_script_url_here)
-# ------------------------------------------------------------
+# -----------------------------------------------------------------------
 
 # Set up variables
 bold="\033[1m"

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -1,5 +1,8 @@
 # ------------------------------------------------------------
 # Installs Ruby 2.1 using rbenv/ruby-build on the Raspberry Pi
+#
+# Run from the web:
+#   source <(curl -s raw_script_url_here)
 # ------------------------------------------------------------
 
 # Set up variables

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -43,7 +43,7 @@ git clone https://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-bu
 # Install dependencies
 #  See: https://github.com/sstephenson/ruby-build/wiki#suggested-build-environment
 sudo apt-get update
-sudo apt-get install -y build-essential autoconf libssl-dev libyaml-dev libreadline6 libreadline6-dev zlib1g zlib1g-dev
+sudo apt-get install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev
 
 # Install Ruby 2.1, don't generate RDoc to save lots of time
 CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.1.3 --verbose

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -2,12 +2,13 @@
 # Installs Ruby 2.1 using rbenv/ruby-build on the Raspberry Pi
 # ------------------------------------------------------------
 
-# Welcome message
-cat <<EOF
+# Set up variables
+bold="\033[1m"
+normal="\033[0m"
 
-This will install Ruby 2.1 using rbenv/ruby-build.
-It can take up to 2 hours to compile on the Raspberry Pi.
-EOF
+# Welcome message
+echo -e "\n${bold}This will install Ruby 2.1 using rbenv/ruby-build."
+echo -e "It can take about 2 hours to compile on the Raspberry Pi.${normal}"
 
 # Prompt to continue
 read -p "  Continue? (y/n) " ans
@@ -50,6 +51,9 @@ CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.1.3 --verbose
 # Set Ruby 2.1 as the global default
 rbenv global 2.1.3
 
+# Don't install docs for gems (saves lots of time)
+echo -e "gem: --no-document" > ~/.gemrc
+
 # Print the time elapsed
 ELAPSED_TIME=$(($SECONDS - $START_TIME))
-echo -e "\nFinished in $(($ELAPSED_TIME/60/60)) hr, $(($ELAPSED_TIME/60%60)) min, and $(($ELAPSED_TIME%60)) sec\n"
+echo -e "\n${bold}Finished in $(($ELAPSED_TIME/60/60)) hr, $(($ELAPSED_TIME/60%60)) min, and $(($ELAPSED_TIME%60)) sec${normal}\n"
diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -24,16 +24,17 @@ START_TIME=$SECONDS
 git clone https://github.com/sstephenson/rbenv.git ~/.rbenv
 
 # Add ~/.rbenv/bin to $PATH, enable shims and autocompletion
+read -d '' String <<"EOF"
+# rbenv
 export PATH="$HOME/.rbenv/bin:$PATH"
 eval "$(rbenv init -)"
+EOF
 
-# Add same rbenv config to new shells
-cat >> ~/.bashrc <<EOL
+# For new shells
+echo -e "\n${String}\n" >> ~/.bashrc
 
-# rbenv
-export PATH="$HOME/.rbenv/bin:$PATH"
-eval "$(rbenv init -)"
-EOL
+# For current shell
+eval "${String}"
 
 # Install ruby-build as an rbenv plugin, adds `rbenv install` command
 git clone https://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build

diff --git a/install_ruby_rpi.sh b/install_ruby_rpi.sh
@@ -6,7 +6,7 @@
 cat <<EOF
 
 This will install Ruby 2.1 using rbenv/ruby-build.
-It can take up to 2 hours to compile Ruby on the Raspberry Pi.
+It can take up to 2 hours to compile on the Raspberry Pi.
 EOF
 
 # Prompt to continue
@@ -44,10 +44,10 @@ sudo apt-get update
 sudo apt-get install -y build-essential autoconf libssl-dev libyaml-dev libreadline6 libreadline6-dev zlib1g zlib1g-dev
 
 # Install Ruby 2.1, don't generate RDoc to save lots of time
-CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.1.1 --verbose
+CONFIGURE_OPTS="--disable-install-doc" rbenv install 2.1.3 --verbose
 
 # Set Ruby 2.1 as the global default
-rbenv global 2.1.1
+rbenv global 2.1.3
 
 # Print the time elapsed
 ELAPSED_TIME=$(($SECONDS - $START_TIME))
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