shell_options.sh

#!/bin/bash
# ~/.bash/shell_options.sh configuration file -- yunga.palatino@gmail.com
# Try `shopt -p` to see the current config, or see $BASHOPTS
# ! marks a setting changed from defaults

shopt -s autocd                     #! automatically change to dir, without cd
shopt -u cdable_vars                #  'cd here' is not the same as 'cd $here'
shopt -s cdspell                    #! correct minor typing errors in cd commands
shopt -s checkhash                  #! check if the command is in the hash, then perform path search
shopt -s checkjobs                  #! check and list jobs before exiting interactive shells
shopt -s checkwinsize               #! check if the terminal changed size !after! each command
shopt -s cmdhist                    #  save multi-line commands into onliners
shopt -u compat31                   #  < > [[ locales, =~ operator behaviour
shopt -u compat32                   #  < > [[ locales, =~ operator behaviour
shopt -u compat40                   #  < > [[ locales, =~ operator behaviour, a; b; c; interrupt
#shopt -u completion_strip_exe       #  cygwin
shopt -s dirspell                   #! spelling correction on directory names during word completion
shopt -s dotglob                    #! find .bashrc with ls *
shopt -u execfail                   #  interactive shell does not exit if exec fails.
shopt -s expand_aliases             #  expand aliases (to use in non-interactive mode)
shopt -u extdebug                   #  modify behaviour for external debuggers
shopt -s extglob                    #! enable extended pattern matching (!, *, ?, @,  etc)
shopt -s extquote                   #  expand ${} in ""
shopt -u failglob                   #  don't fail completion if pattern fail
shopt -u force_fignore              #! don't ignore if $FIGNORE is the only possible completion
shopt -s globstar                   #! '**' match subdirs, **/ dirs only
shopt -u gnu_errfmt                 #   gnu error message format
shopt -s histappend                 #! do not overwrite history (i dig it!)
shopt -u histreedit                 #  re-edit failed history substitution
shopt -u histverify                 #  allow to edit history substitution
shopt -u hostcomplete               #! no hostnames completion (complete function already makes this better)
shopt -u huponexit                  #  SIGHUP to all jobs when exiting shell
shopt -s interactive_comments       #  allow comments in interactive shells (easy if you which to grep your history)
shopt -u lithist                    #  ??? multi-line commands saved with newlines instead of semicolon
#shopt -u login_shell                #  login shell? read-only
shopt -s mailwarn                   #! warn about new mail
shopt -s nocaseglob                 #! globs are case insensitive for me
shopt -s nocasematch                #! case match are insentive too [[glob]]
shopt -u no_empty_cmd_completion    #  show completion even if cmd line is empty
shopt -u nullglob                   #  pattern not match expands to null string
shopt -s progcomp                   #  enable programmable completion
shopt -s promptvars                 #  prompt vars are expanded
#shopt -u restricted_shell           #  restricted shell? read-only
shopt -u shift_verbose              #  print error message if shifts exceed parameters
shopt -s sourcepath                 #  "source xxx" is searched in $PATH
shopt -u xpg_echo                   #  echo don't expands backslash-escape