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install.sh
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Sat, May 18, 05:46

install.sh
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#!/usr/bin/env bash
#install.sh
# Generic script to install through bash profile
################
# Error function
################
err() {
echo "Error [${__base}]: $@" >&2
exit 1
}
################
# Main
# Optional args:
# (1) action Valid choices: 'install', 'uninstall'. Default: 'install'.
################
main(){
local funcname
funcname='main'
# Set action (install or uninstall)
local value
value=('install' 'uninstall')
local action
action="${value[0]}"
if [[ "${#@}" -gt 0 ]]; then
[[ ! " ${value[@]} " =~ " ${1} " ]] && err "in ${funcname}() (line ${LINENO}): unknown value to action (${1}). Valid choice: ${value[@]}. Default:${value[0]}."
[[ "${1}" == "${value[1]}" ]] && action="${1}"
fi
local bash_profile
if [[ -e "${HOME}"/.bashrc ]]; then
bash_profile="${HOME}"/.bashrc
elif [[ -e "${HOME}"/.bash_profile ]]; then
bash_profile="${HOME}"/.bash_profile
else
err "in ${funcname}() (line ${LINENO}): no .bashrc or .bash_profile found in \$HOME."
fi
[[ ! -w "${bash_profile}" ]] && err "in ${funcname}() (line ${LINENO}): write permission denied on ${bash_profile}."
local append_str
append_str="export PATH=\"${__installdir}:\$PATH\""
if [[ "${action}" == 'install' ]]; then
if [[ $(grep -c "${append_str}" "${bash_profile}") -eq 0 ]]; then
echo "${append_str}" >> "${bash_profile}"
echo "Appending '${append_str}' to ${bash_profile}..."
else
echo "'${append_str}' alredy found in ${bash_profile}. Nothing to do."
fi
else
if [[ $(grep -c "${append_str}" "${bash_profile}") -ne 0 ]]; then
# !!! Hard coded !!!
sed -i -e '\&^'"export PATH=\\\"${__installdir}:\\\$PATH\\\""'$&d' "${bash_profile}"
echo "Removed '${append_str}' from ${bash_profile}."
else
echo "'${append_str}' not found in ${bash_profile}. Nothing to do."
fi
fi
return 0
}
set -o nounset
set -o pipefail
__dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
__basedir="$(basename ${__dir})"
#__basedir="$(echo "${__basedir}" | sed -e "s/-[0-9]*\.[0-9]*$//g")"
__file="${__dir}/$(basename "${BASH_SOURCE[0]}")"
__base="$(basename ${__file})"
__installdir="${__dir}"/lib/genocrunch_console/bin
main "${@}"
exit 0

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