lean2/doc/make/ubuntu-12.04-detailed.md

Preparing working environment on Ubuntu 12.04

Install basic packages

sudo apt-get install git
sudo apt-get install libgmp-dev
sudo apt-get install libmpfr-dev
sudo add-apt-repository ppa:kalakris/cmake -y
sudo apt-get install cmake

sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
sudo update-alternatives --remove-all gcc
sudo update-alternatives --remove-all g++
sudo apt-get update
sudo apt-get install g++-4.8 -y
sudo apt-get upgrade -y && sudo apt-get dist-upgrade -y

sudo ln -s /usr/bin/g++-4.8 /usr/bin/g++

Optional packages

sudo apt-get install gitg
sudo apt-get install valgrind
sudo apt-get install doxygen
sudo apt-get install kcachegrind

Fork Lean on github : https://github.com/leodemoura/lean

Create a projects directory

cd ~
mkdir projects
cd projects

Clone your fork

git clone https://github.com/[your-user-name]/lean.git

Build Lean in debug mode

cd lean
mkdir -p build/debug
cd build/debug
cmake -D CMAKE_BUILD_TYPE=Debug ../../src
make

If you are using Emacs, here are some basic configurations

(custom-set-variables
  '(c-basic-offset 4)
  '(global-font-lock-mode t nil (font-lock))
  '(show-paren-mode t nil (paren))
  '(transient-mark-mode t))


(tool-bar-mode -1)
(setq visible-bell t)
(setq-default indent-tabs-mode nil)
(setq visible-bell t)
(column-number-mode 1)

;; Coding Style
(setq auto-mode-alist (cons '("\\.h$" . c++-mode) auto-mode-alist))
(defconst my-cc-style
  '("cc-mode"
   (c-offsets-alist . ((innamespace . [0])))))
(c-add-style "my-cc-mode" my-cc-style)
(add-hook 'c++-mode-hook '(lambda ()
                             (c-set-style "my-cc-mode")
                             (gtags-mode 1)
                            ))

;; C++ 11 new keywords
(font-lock-add-keywords 'c++-mode
   '(("\\<\\(thread_local\\)\\>" . font-lock-warning-face)
    ("\\<\\(constexpr\\)\\>" . font-lock-keyword-face)
    ))