organizing, darwin vs linux fixes

.profile

@@ -1,29 +1,83 @@
+###############################################################################
+# Non-interactive shell configuration
+###############################################################################
+
+OS=$(uname -s)
+
+# Add $HOME/bin to PATH
 export PATH="$PATH:$HOME/bin"
 
 # Homebrew
 export PATH="$PATH:$HOME/homebrew/bin"
-export PYTHONPATH="$(brew --prefix)/lib/python2.7/site-packages/"  # also facilitates:  easy_install -d "$PYTHONPATH" awesome_pkg
+BREW_BIN=$(which brew)
+BREW_PREFIX=$(which brew &>/dev/null  &&  brew --prefix  || echo "")
+if [ "$BREW_BIN" ]; then
+	export PYTHONPATH="$BREW_PREFIX/lib/python2.7/site-packages/"  # also facilitates:  easy_install -d "$PYTHONPATH" awesome_pkg
+	export HOMEBREW_CASK_OPTS="--caskroom=$BREW_PREFIX/Caskroom --binarydir=$BREW_PREFIX/bin"
+fi
+
+# Default editor
+export EDITOR="vim"
+
+# Configure go lang
+if [ "$OS" = "Darwin" ]; then
+	export GOROOT="$BREW_PREFIX/opt/go"
+else
+	export GOROOT="$HOME/golang"
+fi
+export PATH="$PATH:$GOROOT/bin"
+export GOPATH="$HOME/go"
+export PATH="$PATH:$GOPATH/bin"
+
+# Configure less allow colors
+export LESS="-FRX"
+
+# If not running interactively, don't do anything else
+[ "$PS1" ]  ||  return
+
+
+###############################################################################
+# Interactive shell configuration
+###############################################################################
+
+# tweak history behavior a bit
+HISTSIZE=50000
+HISTFILESIZE=500000
+HISTCONTROL="ignoredups:ignorespace"
+shopt -s histappend
 
-# Homebrew cask
-export HOMEBREW_CASK_OPTS="--caskroom=$HOME/homebrew/Caskroom --binarydir=$HOME/homebrew/bin"
+# check window size after each command
+shopt -s checkwinsize
 
 # Custom shell aliases
-alias ls="ls -FG"
+if [ "$OS" = "Darwin" ]; then
+	alias ls="ls -G -CF"
+else
+	alias ls="ls --color -CF"
+fi
+alias ll="ls -alF"
+alias la="ls -A"
+alias l="ls"
 alias d="ls"
-alias tree="tree -CF"
 alias grep="grep --color --exclude-dir=.svn --exclude-dir=.git --exclude-dir=node_modules"
+alias egrep="egrep --color --exclude-dir=.svn --exclude-dir=.git --exclude-dir=node_modules"
+alias fgrep="fgrep --color --exclude-dir=.svn --exclude-dir=.git --exclude-dir=node_modules"
+alias tree="tree -CF"
 
-# MacVim shell aliases
-alias gvim="mvim"
+# color diffs
+! which colordiff &>/dev/null  ||  alias diff="colordiff"
 
-# Default editor
-export EDITOR="vim"
+# MacVim shell aliases
+if [ "$OS" = "Darwin" ]; then
+	alias gvim="mvim"
+fi
 
 # bash completion FTW
-! [ -f "$(brew --prefix)/etc/bash_completion" ]  ||  . "$(brew --prefix)/etc/bash_completion"
-
-# color diffs
-! which colordiff &>/dev/null  ||  alias diff="colordiff"
+if [ "$OS" = "Darwin" ]; then
+	! [ -f "$BREW_PREFIX/etc/bash_completion" ]  ||  . "$BREW_PREFIX/etc/bash_completion"
+else
+	! [ -f "/etc/bash_completion" ]  ||  . "/etc/bash_completion"
+fi
 
 # Git shell aliases
 F="/Library/Developer/CommandLineTools/usr/share/git-core/git-completion.bash";  ! [ -f "$F" ]  ||  . "$F"
@@ -31,18 +85,6 @@ F="/Library/Developer/CommandLineTools/usr/share/git-core/git-completion.bash";
 # Liquid Prompt
 F="$HOME/liquidprompt/liquidprompt";  ! [ "$PS1" -a -f "$F" ]  ||  . "$F"
 
-# go lang
-export GOROOT="$(brew --prefix go)"
-export PATH="$PATH:$GOROOT/bin"
-export GOPATH="$HOME/go"
-export PATH="$PATH:$GOPATH/bin"
-
-# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
-HISTSIZE=50000
-HISTFILESIZE=500000
-
-# make less allow and use colors
-export LESS="-FRX"
 
 
 ###############################################################################
@@ -97,15 +139,15 @@ _install_dev_sh() {
 _install_dev_py() {
 	_install_homebrew
 	mkdir -p "$PYTHONPATH"
-	PKG="pylint";  which "$PKG" >/dev/null  ||  (easy_install -d "$PYTHONPATH" "$PKG"  &&  ln -sv "$PYTHONPATH/$PKG" "$(brew --prefix)/bin/$PKG")
-	PKG="pep8";    which "$PKG" >/dev/null  ||  (easy_install -d "$PYTHONPATH" "$PKG"  &&  ln -sv "$PYTHONPATH/$PKG" "$(brew --prefix)/bin/$PKG")
+	PKG="pylint";  which "$PKG" >/dev/null  ||  (easy_install -d "$PYTHONPATH" "$PKG"  &&  ln -sv "$PYTHONPATH/$PKG" "$BREW_PREFIX/bin/$PKG")
+	PKG="pep8";    which "$PKG" >/dev/null  ||  (easy_install -d "$PYTHONPATH" "$PKG"  &&  ln -sv "$PYTHONPATH/$PKG" "$BREW_PREFIX/bin/$PKG")
 }
 
 _install_dev_db() {
 	_install_homebrew
-	which mongod >/dev/null  ||  brew install mongodb     &&  ln -sfv "$(brew --prefix mongodb)"/*.plist ~/Library/LaunchAgents/
-	which redis >/dev/null   ||  brew install redis       &&  ln -sfv "$(brew --prefix redis)"/*.plist ~/Library/LaunchAgents/
-	which pg_config          ||  brew install postgresql  &&  ln -sfv "$(brew --prefix postgrsql)"/*.plist ~/Library/LaunchAgents/
+	which mongod >/dev/null     ||  brew install mongodb     &&  ln -sfv "$BREW_PREFIX/opt/mongodb"/*.plist ~/Library/LaunchAgents/
+	which redis >/dev/null      ||  brew install redis       &&  ln -sfv "$BREW_PREFIX/opt/redis"/*.plist ~/Library/LaunchAgents/
+	which pg_config >/dev/null  ||  brew install postgresql  &&  ln -sfv "$BREW_PREFIX/opt/postgresql"/*.plist ~/Library/LaunchAgents/
 }
 
 _install_dev_go() {