-
-i() {
- git "$@"
-}
-# modified from ~/local/bin/git-completion.bash
-# other completion commands are mostly taken from bash_completion package
-complete -o bashdefault -o default -o nospace -F _git i 2>/dev/null \
- || complete -o default -o nospace -F _git i
-
-
-# insensitive find
-ifn () {
- find . -iname '*'"$*"'*'
-}
-
-
-
-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" "$y"
- done
-}
-
-# force symbolic link creation.
-# trash-put any existing files where links would be created.
-# mkdir -p the directory containing the link(s) if needed.
-# then do ln -s -- "$@"
-lnf() {
- if [[ $# -gt 2 && ! -d ${!#} ]]; then
- mkdir -p "${!#}"
- fi
- if [[ $# -gt 1 && -d ${!#} ]]; then
- local oldcwd=$PWD
- cd ${!#} # last arg
- for x in "${@:1:$(($#-1))}"; do # all but last arg
- # remove any trailing slashes
- x="${x%%+(/)}"
- # remove any leading directory components
- x="${x##*/}"
- te "$x" && trash-put "$x"
- done
- cd "$oldcwd"
- elif [[ $# -eq 2 ]]; then
- if te "$2"; then
- trash-put "$2"
- elif [[ ! -d $(getdir "$2") ]]; then
- mkdir -p $(getdir "$2")
- fi
- else
- te "${1##*/}" && rm "${1##*/}"
- fi
- ln -s -- "$@"
-}
-
-
-
-# package manager
-# aliases would be much more compact, but they can't be used as ssh commands
-# also, to be used in a script, you need -i which prints annoying
-# warnings. instead, use -l in a script to source this file
-if type -p yum > /dev/null; then
- p() {
- if [[ $EUID == 0 ]]; then
- yum "$@"
- else
- sudo yum "$@"
- fi
- }
- pi() {
- if [[ $EUID == 0 ]]; then
- yum -y install "$@"
- else
- sudo yum -y install "$@"
- fi
- }
- pf() {
- if [[ $EUID == 0 ]]; then
- yum search "$@"
- else
- sudo yum search "$@"
- fi
- }
-else
- p() {
- if [[ $EUID == 0 ]]; then
- aptitude "$@"
- else
- sudo aptitude "$@"
- fi
- }
- pi() {
- if [[ $EUID == 0 ]]; then
- aptitude -y install "$@"
- else
- sudo aptitude -y install "$@"
- fi
- }
- pf() {
- if [[ $EUID == 0 ]]; then
- aptitude search "$@"
- else
- sudo aptitude search "$@"
- fi
- }
-fi
-
-
-# test existence / exists
-te() {
- local ret=0
- for x in "$@"; do
- [[ -e "$x" || -L "$x" ]] || ret=1
- done
- return $ret
-}
-
-
-# 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
-}
-
-pfind() { #find *$1* in $PATH
- [[ $# != 1 ]] && { echo requires 1 argument; return 1; }
- local pathArray
- IFS=: pathArray=($PATH); unset IFS
- find "${pathArray[@]}" -iname "*$1*"
-}
-
-
-pwd() { # do pwd + some other info.
- echo "$(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"
- echo
-}
-
-q() { # start / launch a program in the backround and redir output to null
- "$@" &> /dev/null &
-}
-
-
-
-r() {
- exit "$@"
-}
-
-# 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 "$@"
-}
-complete -F _root_command s sb
-
-# use -ll, less secure but faster.
-srm () {
- srm -ll "$@"
-}
-
-# 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
-}
-
-
-
-# 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"
-}
-
-
-
-# timer in minutes
-tm() {
- (sleep $(calc "$@ * 60") && mpv /a/bin/data/alarm.mp3) > /dev/null 2>&1 &
-}
-
-
-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 <stdio.h>' >"$1"
- e '#include <stdlib.h>' >>"$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 "$@"
- fi
- # another alternative is run-mailcap
- }
-fi
-
-
-# todo, update this
-complete -F _longopt la lower low rlt rld rl lld ts ll dircp ex fcp fct fpst gr
-
-
-
-hl() { # history limit. Write extra history to archive file.
- local max_lines linecount tempfile
- local harchive="${HISTFILE}_archive"
- for x in "$HISTFILE" "$harchive"; do
- if [[ ! $x || ! -w $x || $(stat -c "%u" "$x") != $EUID ]]; then
- echo "error in hl: history file $x no good."
- return 1
- fi
- done
- history -w
- max_lines=$HISTFILELINES
- [[ $max_lines ]] || { echo "error in hl: failed to get max line count"; return 1; }
- linecount=$(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" $HISTFILE
- fi
-}
-
-# commands to run when bash exits normally
-trap "hl; smh" EXIT
-
-
-# temporary variables to test colorization
-# some copied from gentoo /etc/bash/bashrc,
-use_color=false
-# dircolors --print-database uses its own built-in database
-# instead of using /etc/DIR_COLORS. Try to use the external file
-# first to take advantage of user additions.
-safe_term=${TERM//[^[:alnum:]]/?} # sanitize TERM
-match_lhs=""
-[[ -f ~/.dir_colors ]] && match_lhs="${match_lhs}$(<~/.dir_colors)"
-[[ -f /etc/DIR_COLORS ]] && match_lhs="${match_lhs}$(</etc/DIR_COLORS)"
-[[ -z ${match_lhs} ]] \
- && type -P dircolors >/dev/null \
- && match_lhs=$(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
+# to debug
+#set -x
+# 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.
+#
+# 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 ]] \
+ && [[ $- == *c* ]] \
+ && [[ ! $SSH_TTY ]] \
+ && [[ $- != *i* ]] \
+ && [[ ! $BASH_LOGIN_SHELL == true ]]; then
+ return 0