X-Git-Url: https://iankelling.org/git/?p=distro-setup;a=blobdiff_plain;f=.bashrc;h=097dd9859413d0f9c5640e12908726d579bfdd29;hp=f92ecc0e63cf1f347c22bd73331f54860b418ad5;hb=8a6b446c7e336596af614c853e1c6177e55a7983;hpb=e3a5731e907ae95616afd1946ac372ebb6686e61 diff --git a/.bashrc b/.bashrc index f92ecc0..097dd98 100644 --- a/.bashrc +++ b/.bashrc @@ -1,31 +1,49 @@ -PATH="$PATH:/opt/midfin/common/lib" +# Copyright (C) 2016 Ian Kelling + +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at + +# http://www.apache.org/licenses/LICENSE-2.0 + +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + # to debug #set -x -# redirect output to log file -#exec 1>/a/tmp/bashlog -#exec 2>/a/tmp/bashlog +# redirect output to log file. this doesn't work. todo figure out why +#exec 1>>/a/tmp/bashlog +#exec 2>>/a/tmp/bashlog # By default this file is sourced for ALL ssh commands. This is wonky. -# Normally, this file is not sourced when a script is run, but we can override -# that by having #!/bin/bash -l. -# I want something similar for ssh commands. when a local script runs an ssh command, -# this file should not be sourced by default, but we should be able to override that. +# Normally, this file is not sourced when a script is run, but we can +# override that by having #!/bin/bash -l. I want something similar for ssh +# commands. when a local script runs an ssh command, this file should not be +# sourced by default, but we should be able to override that. # -# so here we test for conditions of a script under ssh and return if so. To test -# for an overriding condition, we have a few options. one is to use an -# environment variable. env variables sent across ssh are strictly limited. ssh -# -t which sets $SSH_TTY, but within a script that won't work because tty -# allocation will fail. We could override an obscure unused LC_var, like -# telephone, but I don't want to run into some edge case where that messes -# things up. we could transfer a file which we could test for, but I can't think -# of a way to make that inherently limited to a single ssh command. I choose to -# set SendEnv and AcceptEnv ssh config vars to allow the environment variable +# So here we test for conditions of a script under ssh and return if so. +# And we don't keep the rest of the code in this file, because even +# though we return, we already parsed the whole code, and as I develop +# the code, the parsing can have errors, which can screw up cronjobs +# etc. To test for an overriding condition, we have a few options. one +# is to use an environment variable. env variables sent across ssh are +# strictly limited. ssh -t which sets $SSH_TTY, but within a script that +# won't work because tty allocation will fail. We could override an +# obscure unused LC_var, like telephone, but I don't want to run into +# some edge case where that messes things up. we could transfer a file +# which we could test for, but I can't think of a way to make that +# inherently limited to a single ssh command. I choose to set SendEnv +# and AcceptEnv ssh config vars to allow the environment variable # BASH_LOGIN_SHELL to propagate across ssh. # assume we want ssh commands to source this file if we are sourcing it, # and we haven't specified otherwise already [[ ! $BASH_LOGIN_SHELL ]] && export BASH_LOGIN_SHELL=true +#BASH_LOGIN_SHELL=false # temporary override # first conditions show that we are an ssh command without an interactive shell if [[ $SSH_CONNECTION ]] \ @@ -33,1128 +51,16 @@ if [[ $SSH_CONNECTION ]] \ && [[ ! $SSH_TTY ]] \ && [[ $- != *i* ]] \ && [[ ! $BASH_LOGIN_SHELL == true ]]; then - return -fi - - - - - -############ -# settings # -############ - -CDPATH=. - -# remove all aliases. aliases provided by the system tend to get in the way, -# for example, error happens if I try to define a function the same name as an alias -unalias -a - -# remove gnome keyring warning messages -# there is probably a more proper way, but I didn't find any easily on google -# now using xfce+xmonad instead of vanilla xmonad, so disabling this -#unset GNOME_KEYRING_CONTROL - -# use extra globing features. -shopt -s extglob -# include .files when globbing, but ignore files name . and .. -# setting this also sets dotglob -export GLOBIGNORE=*/.:*/.. - -# broken with bash_completion package. Saw a bug for this once. Don't anymore. -# still broken in wheezy -# still buggered in latest stable from the web, version 2.1 -# perhaps its fixed in newer git version, which fails to make for me -# this note is from 6-2014 -#shopt -s nullglob - -# make tab on an empty line do nothing -shopt -s no_empty_cmd_completion - -# advanced completion -# http://bash-completion.alioth.debian.org/ -# might be sourced by the system already, but I've noticed it not being sourced before -if ! type _init_completion &> /dev/null && [[ -r "/usr/share/bash-completion/bash_completion" ]]; then - . /usr/share/bash-completion/bash_completion -fi - - -# fix spelling errors for cd, only in interactive shell -shopt -s cdspell -# append history instead of overwritting it -shopt -s histappend -# for compatibility, per gentoo/debian bashrc -shopt -s checkwinsize -# attempt to save multiline single commands as single history entries. -shopt -s cmdhist -shopt -s globstar - - -# inside emacs fixes -if [[ $INSIDE_EMACS ]]; then - # EMACS is used by bash on startup, but we don't need it anymore. - # plus I hit a bug in a makefile which inherited it - unset EMACS - export INSIDE_EMACS - export PAGER=cat - export MANPAGER=cat - # scp completion does not work, but this doesn't fix it. todo, figure this out - complete -r scp &> /dev/null - # todo, remote file completion fails, figure out how to turn it off -fi - - -if [[ $- == *i* ]]; then - # for readline-complete.el - if [[ $INSIDE_EMACS ]]; then - # all for readline-complete.el - stty echo - bind 'set horizontal-scroll-mode on' - bind 'set print-completions-horizontally on' - bind '"\C-i": self-insert' - else - # arrow keys. for other terminals, see http://unix.stackexchange.com/questions/10806/how-to-change-previous-next-word-shortcut-in-bash - if [[ $TERM == "xterm" ]]; then - bind '"\e[1;5C": shell-forward-word' 2>/dev/null - bind '"\e[1;5D": shell-backward-word' 2>/dev/null - else - bind '"\eOc": shell-forward-word' - bind '"\eOd": shell-backward-word' - fi - # terminal keys: C-c, C-z. the rest defined by stty -a are, at least in - # gnome-terminal, overridden by bash, or disabled by the system - stty werase undef lnext undef stop undef start undef - - fi - -fi - - -# history number. History expansion is good. -PS4='$LINENO+ ' -# history file size limit, set to unlimited. -# this needs to be different from the default because -# default HISTFILESIZE is 500 and could clobber our history -HISTFILESIZE= -# max commands 1 session can append/read from history -HISTSIZE=100000 -# my own history size limit based on lines -HISTFILELINES=1000000 -HISTFILE=$HOME/.bh -# the time format display when doing the history command -# also, setting this makes the history file record time -# of each command as seconds from the epoch -HISTTIMEFORMAT="%I:%M %p %m/%d " -# consecutive duplicate lines don't go in history -HISTCONTROL=ignoredups -# works in addition to HISTCONTROL to do more flexible things -# it could also do the same things as HISTCONTROL and thus replace it, -# but meh -HISTIGNORE="k *" - -export BC_LINE_LENGTH=0 - - -# note, if I use a machine I don't want files readable by all users, set -# umask 077 # If fewer than 4 digits are entered, leading zeros are assumed - -C_DEFAULT_DIR=/a - - - - -################### -## include files ### -################### - -for _x in $HOME/bin/bash-programs-by-ian/repos/*/*-function ~/bin/distro-functions/src/*; do - source "$_x" -done -unset _x -source $HOME/bin/semi-private # so I can share my bashrc -source $HOME/path_add-function -path_add --ifexists --end /a/opt/adt-bundle*/tools /a/opt/adt-bundle*/platform-tools -path_add --ifexists --end /a/bin/sda/corpnext/cloudinit -# todo, these need to be renamed to be less generic. -# sync overrode something else useful -#path_add $HOME/bin/bash-programs-by-ian/utils -source $HOME/mw_vars - -############### -### aliases ### -############### - -# disabled for now, but these are generally good -# if [[ $- == *i* ]]; then -# alias cp='cp -i' -# alias mv='mv -i' -# fi - -# remove any default aliases for these -alias ls > /dev/null 2>&1 && unalias ls -alias ll > /dev/null 2>&1 && unalias ll -alias grep > /dev/null 2>&1 && unalias grep - - -mkdir() { - command mkdir -p "$@" -} - - -alias d='builtin bg' -complete -A stopped -P '"%' -S '"' d - -alias hi='history' - - -# note: gksudo is recommended for X apps because it does not set the -# home directory to the same, and thus apps writing to ~ fuck things up -# with root owned files. - -# background -# alias s='SUDOD="$PWD" sudo -i ' -# because this is an alias, and the extra space at the end, it would allow -# aliases to be used with it. but aliases aren't used in scripts, -# better to eliminate inconsistencies. Plus, you can't do s=s; $s command -# with an alias, which I like to do in some functions -# extra space at the end allows aliases to work -s() { - if [[ $EUID != 0 || $1 == -* ]]; then - SUDOD="$PWD" sudo -i "$@" - else - "$@" - fi -} - - - -if [[ $OS == Windows_NT ]]; then - alias ffs='cygstart "/c/Program Files (x86)/Mozilla Firefox/firefox.exe" -P scratch' - export DISPLAY=nt - alias j='command cygpath' - alias t='command cygstart' - alias cygstart='echo be quick, use the alias "t" instead :\)' - alias cygpath='echo be quick, use the alias "j" instead :\)' - -fi - - - - - -##################### -### functions #### -##################### - - - -# netselect-apt finds a fast mirror. -# but we need to replace the mirrors ourselves, -# because it doesn't do that. best it can do is -# output a basic sources file -# here we get the server it found, get the main server we use -# then substitute all instances of one for the other in the sources file -# and backup original to /etc/apt/sources.list-original. -# this is idempotent -debian_pick_mirror () { - local x=$(mktemp -d)/f # safe way to get file name without creating one - sudo netselect-apt -o "$x" || return 1 - x=$(_debian_pick_mirror_grep stable "$x") - sudo cp -f /etc/apt/sources.list /etc/apt/sources.list-original - sudo sed -i "s/$(_debian_pick_mirror_grep wheezy)/$x/" /etc/apt/sources.list - aptitude update -} - -_debian_pick_mirror_grep () { - local x="$(grep -oP "^deb [^ ]+ $1 " ${2-/etc/apt/sources.list})" - x="${x#deb }" - x="${x% $1 }" - # replace / with \/ so we can use it with sed - echo "${x//\//\\/}" -} - -# portable daemon, for debian & fedora -pdaemon () { - if isdeb; then - sudo /etc/init.d/$1 $2 - else - sudo systemctl $2 $1.service - fi -} - - -a() { - beet "${@}" -} - - -t() { - trash-put "$@" -} - - -if type ack-grep >/dev/null 2>&1; then - alias ack=ack-grep -fi - -postconfin() { - local MAPFILE - mapfile -t - local s - [[ $EUID == 0 ]] || s=s - $s postconf -v "${MAPFILE[@]}" -} - -gr() { - grep -iI --color=auto "$@" -} - -grr() { - grep -riI --color=auto "$@" -} - -pub() { - rld /a/h/_site/ li:/var/www/iankelling.org/public_html -} - -bashrcpush () { - local startdir="$PWD" - cd ~ - for x in "$@"; do - ssh $x mkdir -p bin/distro-functions/src - tar cz bin/bash-programs-by-ian bin/semi-private bin/distro-functions/src | ssh $x tar xz - done - cd $(mktemp -d) - command cp /a/c/repos/bash/!(.git) ~/.gitconfig . - for x in "$@"; do - tar cz * | ssh $x tar xz - done - cd "$startdir" -} - -whatismyip() { curl ipecho.net/plain ; echo; } - -# history search -k() { grep -P "$@" ${HISTFILE:-~/.bash_history} | tail -n 40; } - -calc() { echo "scale=3; $*" | bc -l; } - -# diff config files, -# setup for format of postfix -# option = stuff[,] -# [more stuff] -cdiff() { - - local pastline - local unified="$(mktemp)" - local f1="$(mktemp)" - local f2="$(mktemp)" - - _cdiff-prep "$1" "$f1" - _cdiff-prep "$2" "$f2" - cat "$f1" "$f2" | grep -Po '^[^=]+=' | sort | uniq > "$unified" - while IFS= read -r line; do - # the default bright red / blue doesn't work in emacs shell - dwdiff -cblue,red -A best -d " ," <(grep "^$line" "$f1" || echo ) <(grep "^$line" "$f2" || echo ) | colordiff - done < "$unified" -} - - -# join options which are continued to multiples lines onto one line -_cdiff-prep() { - local first=true - grep -vE '^([ \t]*#|^[ \t]*$)' "$1" | while IFS= read -r line; do - # remove leading spaces/tabs. assumes extglob - if [[ $line == "[ ]*" ]]; then - line="${line##+( )}" - fi - if $first; then - pastline="$line" - first=false - elif [[ $line == *=* ]]; then - echo "$pastline" >> "$2" - pastline="$line" - else - pastline="$pastline $line" - fi - done - echo "$pastline" >> "$2" -} - -# makes it so chown -R symlink affects the symlink and its target. -chown() { - if [[ $1 == -R ]]; then - shift - command chown -h "$@" - command chown "$@" - command chown -RH "$@" - else - command chown "$@" - fi -} - - - -cgpl () -{ - if [[ $# == 0 ]]; then - cp /a/bin/data/COPYING . - else - cp /a/bin/data/COPYING "$@" - fi -} - - -dc() { - diff --strip-trailing-cr -w "$@" # diff content -} - - -dt() { - date "+%A, %B %d, %r" "$@" -} - - -e() { echo "$@"; } - - -envload() { # load environment from a previous: export > file - local file=${1:-$HOME/.${USER}_env} - eval "$(export | sed 's/^declare -x/export -n/')" - while IFS= read -r line; do - # declare -x makes variables local to a function - eval ${line/#declare -x/export} - done < "$file" -} - - - -# havn't tested these: -#file cut copy and paste, like the text buffers :) -_fbufferinit() { # internal use by - ! [[ $my_f_tempdir ]] && my_f_tempdir=$(mktemp -d) - rm -rf "$my_f_tempdir"/* -} -fcp() { # file cp - _fbufferinit - cp "$@" "$my_f_tempdir"/ -} -fct() { # file cut - _fbufferinit - mv "$@" "$my_f_tempdir"/ -} -fpst() { # file paste - [[ $2 ]] && { echo too many arguments; return 1; } - target=${1:-.} - cp "$my_f_tempdir"/* "$target" -} - - -# find array. make an array of file names found by find into $x -# argument: find arguments -# return: find results in an array $x -fa() { - while read -rd ''; do - x+=("$REPLY"); - done < <(find "$@" -print0); -} - - -git_empty_branch() { # start an empty git branch. carefull, it deletes untracked files. - [[ $# == 1 ]] || { echo 'need a branch name!'; return 1;} - local gitroot - gitroot || return 1 # function to set gitroot - builtin cd "$gitroot" - git symbolic-ref HEAD refs/heads/$1 - rm .git/index - git clean -fdx -} - - -ff() { - if type -P firefox &>/dev/null; then - firefox "$@" - else - iceweasel "$@" - fi -} - -fw() { - firefox -P default "$@" >/dev/null 2>&1 -} - -fn() { - firefox -P alt "$@" >/dev/null 2>&1 -} - - - - - -# horizontal row. used to break up output -hr() { printf "$(tput setaf 5)█$(tput sgr0)%.0s" $(seq $COLUMNS); } - - -i() { - git "$@" -} -# modified from ~/local/bin/git-completion.bash -# other completion commands are mostly taken from bash_completion package -complete -o bashdefault -o default -o nospace -F _git i 2>/dev/null \ - || complete -o default -o nospace -F _git i - -# fast commit all -ic() { - git commit -am "$*" -} - -# insensitive find -ifn () { - find . -iname '*'"$*"'*' -} - - - - -l() { - if [[ $PWD == /[iap] ]]; then - command ls -A --color=auto -I lost+found "$@" - else - command ls -A --color=auto "$@" - fi -} - - - -lld() { ll -d "$@"; } - - -low() { # make filenames all lowercase - local x y - for x in "$@"; do - y=$(tr "[A-Z]" "[a-z]" <<<"$x") - [[ $y != $x ]] && mv "$x" "$y" - done -} - - -lower() { # make first letter of filenames lowercase. - local x - for x in "$@"; do - if [[ ${x::1} == [A-Z] ]]; then - y=$(tr "[A-Z]" "[a-z]" <<<"${x::1}")"${x:1}" - safe_rename "$x" "$y" - fi - done -} - -safe_rename() { - if [[ $# != 2 ]]; then - echo safe_rename error: $# args, need 2 >2 - return 1 - elif [[ $1 != $2 ]]; then - if [[ -e $2 ]]; then - echo Cannot rename "$1" to "$2" as it already exists. - else - mv "$1" "$2" - fi - fi -} - -despace() { - local x y - for x in "$@"; do - y="${x// /_}" - safe_rename "$x" "$y" - done -} - - - - - -# test existence / exists -te() { - local ret=0 - for x in "$@"; do - [[ -e "$x" || -L "$x" ]] || ret=1 - done - return $ret -} - -# show make targets, via http://stackoverflow.com/questions/3063507/list-goals-targets-in-gnu-make -make-targets() { - make -qp | awk -F':' '/^[a-zA-Z0-9][^$#\/\t=]*:([^=]|$)/ {split($1,A,/ /);for(i in A)print A[i]}' -} - - -# fix root file ownership for FILE argument. -# check if parent or grandparent is not root and if the dir of FILE is also -# owned by that user, and change ownership to that user -perm_fix() { - local parent - if [[ $EUID == 0 ]]; then - te "$1" || touch "$1" - if [[ $(stat -c "%u" "$1") == 0 ]] ; then - argdir=$(getdir "$1") - if [[ $(stat -c "%u" "$argdir") != 0 ]] ; then - if ! chown "--reference=$argdir" "$1"; then - echo failed to fix bad ownership file permissons - return 1 - fi - fi - fi - fi -} - -# see notes for usage -fsdiff () { - local missing=false - local dname="${PWD##*/}" - local m="/a/tmp/$dname-missing" - local d="/a/tmp/$dname-diff" - [[ -e $d ]] && rm "$d" - [[ -e $m ]] && rm "$m" - local msize=0 - local fsfile - while read -r line; do - fsfile="$1${line#.}" - if [[ -e "$fsfile" ]]; then - md5diff "$line" "$fsfile" && tee -a "/a/tmp/$dname-diff" <<< "$fsfile $line" - else - missing=true - echo "$line" >> "$m" - msize=$((msize + 1)) - fi - done < <(find -type f ) - if $missing; then - echo "$m" - (( msize <= 100 )) && cat $m - fi -} - -fsdiff-test() { - cd $(mktemp -d) - echo ok > a - echo nok > b - mkdir c - echo ok > c/d - local x=$(mktemp -d) - mkdir $x/c - echo different > $x/c/d - echo ok > $x/a - fsdiff $x -} -# expected output, with different tmp dirs -# /tmp/tmp.HDPbwMqdC9/c/d ./c/d -# /a/tmp/tmp.qLDkYxBYPM-missing -# ./b - - -# test whether missing files were renamed, generally for use with fsdiff -# $1 = fsdiff output file, $2 = directory to compare to. pwd = fsdiff dir -# echos non-renamed files -rename-test() { - local x y found - unset sums - for x in "$2"/*; do - { sums+=( "$(md5sum < "$x")" ) ; } 2>/dev/null - done - while read -r line; do - { missing_sum=$(md5sum < "$line") ; } 2>/dev/null - renamed=false - for x in "${sums[@]}"; do - if [[ $missing_sum == "$x" ]]; then - renamed=true - break - fi - done - $renamed || echo "$line" - done < "$1" return 0 -} - - -# get a random string -#par2rbase=$(head -c 50 /dev/urandom | tr -cd '[:alpha:]') -par2r() { - [[ $par2rbase ]] || { echo "set \$par2rbase first"; return 1; } - d="$PWD" - for x in **; do - if [[ -d $x ]]; then - cd "$x" - par2 c QDLDeDJ6z4.par2 * - cd "$d" - fi - done - -} - -md5diff() { - [[ $(md5sum < "$1") != $(md5sum < "$2") ]] -} - - -pfind() { #find *$1* in $PATH - [[ $# != 1 ]] && { echo requires 1 argument; return 1; } - local pathArray - IFS=: pathArray=($PATH); unset IFS - find "${pathArray[@]}" -iname "*$1*" -} - -# do pwd + some other info. -#pwd() { echo "$(ll -d "$PWD") $USER@$HOSTNAME $(date +%r)"; } - - -pwgen() { # generate a random password, with digits & punctuation and without - arg=${1:-50} - head -c 200 /dev/urandom | tr -cd '[:graph:]' | head -c "$arg" - echo - head -c 200 /dev/urandom | tr -cd '[:alnum:]' | head -c "$arg" - head -c 5 /dev/urandom | tr -cd '[:alpha:]' | head -c "$arg" - echo -} - -q() { # start / launch a program in the backround and redir output to null - "$@" &> /dev/null & -} - - - -r() { - exit "$@" 2>/dev/null -} - -# trash-restore lists everything that has been trashed at or below CWD -# This picks out files just in CWD, not subdirectories, -# which also match grep $1, usually use $1 for a time string -# which you get from running restore-trash once first -pick-trash() { - local name x ask - local nth=1 - # last condition is to not ask again for ones we skipped - while name="$( echo | restore-trash | gr "$PWD/[^/]\+$" | gr "$1" )" \ - && [[ $name ]] && (( $(wc -l <<<"$name") >= nth )); do - name="$(echo "$name" | head -n $nth | tail -n 1 )" - read -p "$name [Y/n] " ask - if [[ ! $ask || $ask == [Yy] ]]; then - x=$( echo "$name" | gr -o "^\s*[0-9]*" ) - echo $x | restore-trash > /dev/null - elif [[ $ask == [Nn] ]]; then - nth=$((nth+1)) - else - return - fi - done -} - -# rsync, root is required to keep permissions right. -# rsync --archive --human-readable --verbose --itemize-changes --checksum \(-ahvic\) \ -# --no-times --delete -# basically, make an exact copy, use checksums instead of file times to be more accurate -rl() { rsync -ahvic --delete "$@"; } -# don't delete files on the target end which do not exist on the original end: -rld() { rsync -ahvic "$@"; } -complete -F _rsync -o nospace rld rlt fl -# rl without preserving modification time. for some reason I had this as default before. -# perhaps that reason will come up again and I will document it. -rlt() { rsync -ahvic --delete --no-t "$@"; } - - - -# use sb instead of s is for sudo redirections, eg. sb 'echo "ok fine" > /etc/file' -sb() { - local SUDOD="$PWD" - sudo -i bash -c "$@" -} -complete -F _root_command s sb - -# use -ll, less secure but faster. -srm () { - command srm -ll "$@" -} - -# sudo redo. be aware, this command may not work right on strange distros or earlier software -sr() { - if [[ $# == 0 ]]; then - sudo -E bash -c -l "$(history -p '!!')" - else - echo this command redos last history item. no argument is accepted - fi -} - -rbpipe() { rbt post -o --diff-filename=- "$@"; } -rbp() { rbt post -o "$@"; } - - -# log with script. timing is $1.t and script is $1.s -# -l to save to ~/typescripts/ -# -t to add a timestamp to the filenames -slog() { - local logdir do_stamp arg_base - (( $# >= 1 )) || { echo "arguments wrong"; return 1; } - logdir="/a/dt/" - do_stamp=false - while getopts "lt" option - do - case $option in - l ) arg_base=$logdir ;; - t ) do_stamp=true ;; - esac - done - shift $(($OPTIND - 1)) - arg_base+=$1 - [[ -e $logdir ]] || mkdir -p $logdir - $do_stamp && arg_base+=$(date +%F.%T%z) - script -t $arg_base.s 2> $arg_base.t -} -splay() { # script replay - #logRoot="$HOME/typescripts/" - #scriptreplay "$logRoot$1.t" "$logRoot$1.s" - scriptreplay "$1.t" "$1.s" -} - - -# like -e for functions. returns on error. -# at the end of the function, disable with: -# trap ERR -funce() { - trap 'echo "${BASH_COMMAND:+BASH_COMMAND=\"$BASH_COMMAND\" } -${FUNCNAME:+FUNCNAME=\"$FUNCNAME\" }${LINENO:+LINENO=\"$LINENO\" }\$?=$?" -trap ERR -return' ERR -} - -# timer in minutes -tm() { - (sleep $(calc "$@ * 60") && mpv --volume 50 /a/bin/data/alarm.mp3) > /dev/null 2>&1 & -} - - -myunison() { - s unison -auto -owner -group -} - -tu() { - local s; - local dir="$(dirname "$1")" - if [[ -e $1 && ! -w $1 || ! -w $(dirname "$1") ]]; then - s=s; - fi - $s teeu "$@" -} -ts() { # start editing a new file - [[ $# != 1 ]] && echo "I need a filename." && return 1 - local quiet - if [[ $- != *i* ]]; then - quiet=true - fi - if [[ $1 == *.c ]]; then - e '#include ' >"$1" - e '#include ' >>"$1" - e 'int main(int argc, char * argv[]) {' >>"$1" - e ' printf( "hello world\n");' >>"$1" - e ' return 0;' >>"$1" - e '}' >>"$1" - e "${1%.c}: $1" > Makefile - e " g++ -ggdb -std=gnu99 -o ${1%.c} $<" >> Makefile - e "#!/bin/bash" >run.sh - e "./${1%.c}" >>run.sh - chmod +x run.sh - elif [[ $1 == *.java ]]; then - e "public class ${1%.*} {" >"$1" - e ' public static void main(String[] args) {' >>"$1" - e ' System.out.println("Hello, world!");' >>"$1" - e ' }' >>"$1" - e '}' >>"$1" - - else - echo "#!/bin/bash" > "$1" - chmod +x "$1" - fi - [[ $quiet ]] || g "$1" - -} - -tx() { # toggle set -x, and the prompt so it doesn't spam - if [[ $- == *x* ]]; then - set +x - PROMPT_COMMAND=prompt_command - else - unset PROMPT_COMMAND - PS1="\w \$ " - set -x - fi -} - - - - -if [[ $OS == Windows_NT ]]; then - # cygstart wrapper - cs() { - cygstart "$@" & - } - xp() { - explorer.exe . - } - # launch - o() { - local x=(*$1*) - (( ${#x[#]} > 1 )) && { echo "warning ${#x[#]} matches found"; sleep 1; } - cygstart *$1* & - } else - o() { - if type gvfs-open &> /dev/null ; then - gvfs-open "$@" - else - xdg-open "$@" - fi - # another alternative is run-mailcap - } -fi - - - - -# todo, update this -complete -F _longopt la lower low rlt rld rl lld ts ll dircp ex fcp fct fpst gr - - - -hl() { # history limit. Write extra history to archive file. - local max_lines linecount tempfile prune_lines x - local harchive="${HISTFILE}_archive" - for x in "$HISTFILE" "$harchive"; do - [[ -e $x ]] || { touch "$x" && echo "notice from hl(): creating $x"; } - if [[ ! $x || ! -e $x || ! -w $x || $(stat -c "%u" "$x") != $EUID ]]; then - echo "error in hl: history file \$x:$x no good" - return 1 - fi - done - history -a # save history - max_lines=$HISTFILELINES - [[ $max_lines =~ ^[0-9]+$ ]] || { echo "error in hl: failed to get max line count"; return 1; } - linecount=$(wc -l < $HISTFILE) # pipe so it doesn't output a filename - [[ $linecount =~ ^[0-9]+$ ]] || { echo "error in hl: wc failed"; return 1; } - if (($linecount > $max_lines)); then - prune_lines=$(($linecount - $max_lines)) - head -n $prune_lines "$HISTFILE" >> "$harchive" \ - && sed -ie "1,${prune_lines}d" $HISTFILE - fi -} - -############## work stuff ############# - -rn() { - pushd /sdx/test/sandbox/; - ./setup.sh; - ./run.sh; - popd -} - -vrm() { - virsh destroy $1 - virsh undefine $1 -} - - - - -############# some other section -if [[ $- == *i* ]]; then - # commands to run when bash exits normally - trap "hl; _smh" EXIT -fi - - -# temporary variables to test colorization -# some copied from gentoo /etc/bash/bashrc, -use_color=false -# dircolors --print-database uses its own built-in database -# instead of using /etc/DIR_COLORS. Try to use the external file -# first to take advantage of user additions. -safe_term=${TERM//[^[:alnum:]]/?} # sanitize TERM -match_lhs="" -[[ -f ~/.dir_colors ]] && match_lhs="${match_lhs}$(<~/.dir_colors)" -[[ -f /etc/DIR_COLORS ]] && match_lhs="${match_lhs}$(/dev/null \ - && match_lhs=$(dircolors --print-database) -# test if our $TERM is in the TERM values in dircolor -[[ $'\n'${match_lhs} == *$'\n'"TERM "${safe_term}* ]] && use_color=true - - -if ${use_color} && [[ $- == *i* ]]; then - - if [[ $XTERM_VERSION == Cygwin* ]]; then - get_term_color() { - for x in "$@"; do - case $x in - underl) echo -n $'\E[4m' ;; - bold) echo -n $'\E[1m' ;; - red) echo -n $'\E[31m' ;; - green) echo -n $'\E[32m' ;; - blue) echo -n $'\E[34m' ;; - cyan) echo -n $'\E[36m' ;; - yellow) echo -n $'\E[33m' ;; - purple) echo -n $'\E[35m' ;; - nocolor) echo -n $'\E(B\E[m' ;; - esac - done - } - - else - get_term_color() { - for x in "$@"; do - case $x in - underl) echo -n $(tput smul) ;; - bold) echo -n $(tput bold) ;; - red) echo -n $(tput setaf 1) ;; - green) echo -n $(tput setaf 2) ;; - blue) echo -n $(tput setaf 4) ;; - cyan) echo -n $(tput setaf 6) ;; - yellow) echo -n $(tput setaf 3) ;; - purple) echo -n $(tput setaf 5) ;; - nocolor) echo -n $(tput sgr0) ;; # no font attributes - esac - done - } - fi -else - get_term_color() { - : - } -fi -# Try to keep environment pollution down, EPA loves us. -unset safe_term match_lhs use_color - - - - - - -############### -# prompt ###### -############### - - -if [[ $- == *i* ]]; then - # git branch/status prompt function - if [[ $OS != Windows_NT ]]; then - GIT_PS1_SHOWDIRTYSTATE=true + if [[ -r /etc/profile ]]; then + source /etc/profile fi - # arch source location - [[ -r /usr/share/git/git-prompt.sh ]] && source /usr/share/git/git-prompt.sh - # fedora/debian source - [[ -r /usr/share/git-core/contrib/completion/git-prompt.sh ]] && source /usr/share/git-core/contrib/completion/git-prompt.sh - - # in case we didn't source git-prompt.sh - if ! declare -f __git_ps1 > /dev/null; then - __git_ps1() { - : - } - fi - - # this needs to come before next ps1 stuff - # this stuff needs bash 4, feb 2009, - # old enough to no longer condition on $BASH_VERSION anymore - shopt -s autocd - shopt -s dirspell - PS1='\w' - if [[ $- == *i* ]] && [[ ! $INSIDE_EMACS ]]; then - PROMPT_DIRTRIM=2 - bind -m vi-command B:shell-backward-word - bind -m vi-command W:shell-forward-word - fi - - if [[ $SSH_CLIENT ]]; then - PS1="\h $PS1" + _x=$(readlink -f $BASH_SOURCE) + _x=${_x%/*}/brc + if [[ -r $_x ]]; then + source $_x fi - - prompt_command() { - local return=$? # this MUST COME FIRST - local psc pst - local ps_char ps_color - unset IFS - history -a # save history - history -n # read any new history - if [[ ! $DESKTOP_SESSION == xmonad && $TERM == *(screen*|xterm*|rxvt*) ]]; then - # from the screen man page - if [[ $TERM == screen* ]]; then - local title_escape="\033]..2;" - else - local title_escape="\033]0;" - fi - echo -ne "$title_escape${PWD/#$HOME/~} $USER@$HOSTNAME\007" - fi - - case $return in - 0) ps_color="$(get_term_color blue)" - ps_char='\$' - ;; - 1) ps_color="$(get_term_color green)" - ps_char="$return \\$" - ;; - *) ps_color="$(get_term_color yellow)" - ps_char="$return \\$" - ;; - esac - if [[ ! -O . ]]; then # not owner - if [[ -w . ]]; then # writable - ps_color="$(get_term_color bold red)" - else - ps_color="$(get_term_color bold green)" - fi - fi - PS1="${PS1%"${PS1#*[wW]}"}$(__git_ps1 ' (%s)') \[$ps_color\]$ps_char\[$(get_term_color nocolor)\] " - } - PROMPT_COMMAND=prompt_command -fi - - - - - -########################################### -# stuff that makes sense to be at the end # -########################################### -if [[ "$SUDOD" ]]; then - cd "$SUDOD" - unset SUDOD -elif [[ -d /a ]] && [[ $PWD == $HOME ]] && [[ $- == *i* ]]; then - cd /a -fi - - -# best practice -unset IFS - - -# if someone exported $SOE, catch errors -if [[ $SOE ]]; then - errcatch -fi - -# I'd prefer to have system-wide, plus user ruby, due to bug in it -# https://github.com/rubygems/rubygems/pull/1002 -# further problems: installing multi-user ruby and user ruby, -# you don't get multi-user ruby when you sudo to root, unless its sudo -i. -# There a third hybrid form, which passenger error suggested I use, -# but it didn't actually work. - -# in cased I never need this -# rvm for non-interactive shell: modified from https://rvm.io/rvm/basics -#if [[ $(type -t rvm) == file && ! $(type -t ruby) ]]; then -# source $(rvm 1.9.3 do rvm env --path) -#fi - -# based on warning from rvmsudo -export rvmsudo_secure_path=1 - -if [[ -s "/usr/local/rvm/scripts/rvm" ]] ; then - source "/usr/local/rvm/scripts/rvm" fi -# make our last exit code be 0 -true +# ensure no bad programs appending to this file will have an affect +return 0