Useful bash aliases

bash_aliases.sh

# Bash command aliases and utils 

# code format
function astyle-java {
    astyle --mode=java --style=linux -s4 $@
}

function astyle-c {
    astyle --mode=c --style=linux -s4 $@
}

# get parent pid
function ppid {
    ps -p ${1:-$$} -o ppid=
}

# search pattern in the files under the current dir
function search-text {
    grep -nHr "$1" . 
}

# decimal to hex
function hex { bc <<< "obase=16; $1"; }
function hex2decimal { bc <<< "ibase=16; baseobase=10; $1"; }

# copy & paste
alias pbcopy='xsel --clipboard --input'
alias pbpaste='xsel --clipboard --output'

# join lines with a delimiter
function join-lines { paste -s -d$1; }

# show my ip on eth0
alias show-ip="ifconfig eth0 | grep 'inet addr:' | sed -r 's/.*addr:(.*) Bcast:.*/\1/'"

# find which package a command belongs to
function which-pkg { dpkg -S $1 | egrep -w $(which $1)$; }