Script for installing emacs 25.1

install_emacs-25.1.sh

#!/usr/bin/env sh                                                                                                                                                                                                                            
                                                                                                                                                                                                                                             
# Exit on error                                                                                                                                                                                                                              
set -x                                                                                                                                                                                                                                       
                                                                                                                                                                                                                                             
# Take around 10 mins to finish. 8 i7 core, 8 GB ram
# Ubuntu 16: enable apt source, or you can do this by ticking "source code" in "Ubuntu Software"
sudo su -c "grep '^deb ' /etc/apt/sources.list | \
sed 's/^deb/deb-src/g' > /etc/apt/sources.list.d/deb-src.list"
sudo apt-get install -y build-essential                                                                                                                                                                                                     
                                                                                                                                                                                                                                             
# postfix will prompt for mail configurations                                                                                                                                                                                                
sudo apt-get build-dep -y emacs24                                                                                                                                                                                                            
# without prompt                                                                                                                                                                                                                             
# sudo apt-get install -y libgtk2.0-dev                                                                                                                                                                                                      
# sudo apt-get install -y libxpm-dev libjpeg-dev libgif-dev libtiff4-dev                                                                                                                                                                     
# sudo apt-get install -y libncurses-dev                                                                                                                                                                                                     
                                                                                                                                                                                                                                             
rm -f emacs-25.1.tar.xz                                                                                                                                                                                                                      
                                                                                                                                                                                                                                             
wget http://ftp.gnu.org/gnu/emacs/emacs-25.1.tar.xz                                                                                                                                                                                          
                                                                                                                                                                                                                                             
tar -xf emacs-25.1.tar.xz && cd emacs-25.1                                                                                                                                                                                                   
                                                                                                                                                                                                                                             
./configure                                                                                                                                                                                                                                  
# ./configure --with-x-toolkit=no                                                                                                                                                                                                            
                                                                                                                                                                                                                                             
make                                                                                                                                                                                                                                         
                                                                                                                                                                                                                                             
sudo make install                                                                                                                                                                                                                            
                                                                                                                                                                                                                                             
sudo touch /usr/share/applications/Emacs-25.1.desktop                                                                                                                                                                                        
                                                                                                                                                                                                                                             
sudo echo <<EOF > /usr/share/applications/Emacs-25.1.desktop                                                                                                                                                                                 
[Desktop Entry]                                                                                                                                                                                                                              
Version=1.0                                                                                                                                                                                                                                  
Name=Emacs-25.1                                                                                                                                                                                                                              
Exec=env UBUNTU_MENUPROXY=0 /usr/local/bin/emacs                                                                                                                                                                                             
Terminal=false                                                                                                                                                                                                                               
Icon=emacs                                                                                                                                                                                                                                   
Type=Application                                                                                                                                                                                                                             
Categories=IDE                                                                                                                                                                                                                               
X-Ayatana-Desktop-Shortcuts=NewWindow                                                                                                                                                                                                        
[NewWindow Shortcut Group]                                                                                                                                                                                                                   
Name=New Window                                                                                                                                                                                                                              
TargetEnvironment=Unity                                                                                                                                                                                                                      
EOF                                                                                                                                                                                                                                          
                                                                                                                                                                                                                                             
sudo ln -sfn /usr/local/bin/emacs-25.1 /usr/local/bin/emacs