213 lines
		
	
	
		
			5.2 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
			
		
		
	
	
			213 lines
		
	
	
		
			5.2 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
| #!/bin/sh
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| 
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| # Vars {{{
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| readonly PROGNAME=$(basename "${0}")
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| readonly PROGDIR=$(readlink -m $(dirname "${0}"))
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| readonly ARGS="${*}"
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| readonly NBARGS="${#}"
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| [ -z "${DEBUG}" ] && DEBUG=0
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| ## Export DEBUG for sub-script
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| export DEBUG
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| 
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| ## Colors
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| readonly PURPLE='\033[1;35m'
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| readonly RED='\033[0;31m'
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| readonly RESET='\033[0m'
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| readonly COLOR_DEBUG="${PURPLE}"
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| # }}}
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| usage() {                                                       # {{{
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| 
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| 	cat <<- EOF
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| usage: $PROGNAME [--debug,--help] [--git,--package,--venv]
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| 
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| Try to launch the most appropriate qutebrowser binary :
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|   1. From venv
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|   2. From APT package
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|   3. From Git repository
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| 
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| EXAMPLES :
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|     - Launch qutebrowser
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|         ${PROGNAME}
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| 
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| OPTIONS :
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|     -d,--debug
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|         Enable debug messages.
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| 
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|     --git
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|         Force to use QuteBrowser from Git repository.
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| 
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|     --help
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|         Print this help message.
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| 
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|     --package
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|         Force to use QuteBrowser from package.
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| 
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|     --venv
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|         Force to use QuteBrowser from Python Virtual ENVironment.
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| 
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| EOF
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| 
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| }
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| # }}}
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| define_vars() {                                                 # {{{
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| 
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| 	## Use Qutebrowser from Python Virtual Environment by default
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| 	QB_VENV_MODE="0"
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| 
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| 	## Qutebrowser possibles paths
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| 	QB_VENV_PYTHON_PATH="${HOME}/src/qutebrowser-venv/bin/python3"
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| 	QB_GIT_REPOSITORY="${HOME}/repos/qutebrowser"
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| 
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| }
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| # }}}
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| debug_message() {                                               # {{{
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| 
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| 	local_debug_message="${1}"
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| 
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| 	## Print message if DEBUG is enable (=0)
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| 	[ "${DEBUG}" -eq "0" ] && printf '\e[1;35m%-6b\e[m\n' "DEBUG − ${PROGNAME} : ${local_debug_message}"
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| 
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| 	return 0
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| }
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| # }}}
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| error_message() {                                               # {{{
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| 
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| 	local_error_message="${1}"
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| 	local_error_code="${2}"
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| 
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| 	## Print message if DEBUG is enable (=0)
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| 	[ "${DEBUG}" -eq "0" ] && printf '%b\n' "ERROR − ${PROGNAME} : ${RED}${local_error_message}${RESET}"
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| 
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| 	exit "${local_error_code:=66}"
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| }
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| # }}}
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| get_qutebrowser_bin() {                                         # {{{
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| 
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| 	return_get_qutebrowser_bin="1"
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| 
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| 	## First try venv {{{
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| 	if [ "${QB_VENV_MODE}" -eq "0" ] && [ -f "${QB_VENV_PYTHON_PATH}" ]; then
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| 		debug_message "get_qutebrowser_bin − \
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| Qutebrowser from ${RED}venv${COLOR_DEBUG} can be used."
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| 		QUTEBROWSER_BIN="${QB_VENV_PYTHON_PATH} -m qutebrowser"
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| 		return_get_qutebrowser_bin="0"
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| 		### Be sure to skip other MODE if not already defined
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| 		[ -z "${QB_PACKAGE_MODE}" ] && QB_PACKAGE_MODE="1"
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| 		[ -z "${QB_GIT_MODE}" ] && QB_GIT_MODE="1"
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| 	else
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| 		debug_message "get_qutebrowser_bin − \
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| Qutebrowser from ${RED}venv${COLOR_DEBUG} not selected or can't be used."
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| 		### Be sure to test package MODE
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| 		QB_PACKAGE_MODE="0"
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| 	fi
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| 	## }}}
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| 
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| 	## Then try package {{{
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| 	if [ "${QB_PACKAGE_MODE}" -eq "0" ] && dpkg -l | grep -q qutebrowser ; then
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| 		debug_message "get_qutebrowser_bin − \
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| Qutebrowser from ${RED}package${COLOR_DEBUG} will be used."
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| 		QUTEBROWSER_BIN="$(command qutebrowser)"
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| 		return_get_qutebrowser_bin="0"
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| 		### Be sure to skip other MODE if not already defined
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| 		[ -z "${QB_GIT_MODE}" ] && QB_GIT_MODE="1"
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| 	else
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| 		debug_message "get_qutebrowser_bin − \
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| Qutebrowser from ${RED}package${COLOR_DEBUG} not selected or can't be used."
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| 		### Allow to try last MODE if not already defined
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| 		[ -z "${QB_GIT_MODE}" ] && QB_GIT_MODE="0"
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| 	fi
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| 	## }}}
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| 
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| 	## Finally, try git repository {{{
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| 	if [ "${QB_GIT_MODE}" -eq "0" ] && [ -f "${QB_GIT_REPOSITORY}/qutebrowser.py" ]; then
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| 		QUTEBROWSER_BIN="${QB_GIT_REPOSITORY}/qutebrowser.py --backend webengine"
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| 		debug_message "get_qutebrowser_bin − \
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| Qutebrowser from ${RED}Git repository${COLOR_DEBUG} will finally be used."
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| 		return_get_qutebrowser_bin="0"
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| 	else
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| 		debug_message "get_qutebrowser_bin − \
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| Qutebrowser from ${RED}git repository${COLOR_DEBUG} not selected or can't be used."
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| 	fi
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| 	## }}}
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| 
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| 	return "${return_get_qutebrowser_bin}"
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| 
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| }
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| # }}}
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| main() {                                                        # {{{
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| 
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| 	## Define all vars
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| 	define_vars
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| 
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| 	## Try to get a working qutebrowser binary
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| 	### Or exit with error message and code 1
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| 	get_qutebrowser_bin \
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| 		|| error_message "Can't find a working qutebrowser binary." "1"
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| 
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| 	## Open Qutebrowser (with arguments)
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| 	### And exit
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| 	sh -c "${QUTEBROWSER_BIN} ${ARGS}" \
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| 		exit 0
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| 
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| }
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| # }}}
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| 
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| # Manage arguments                                                # {{{
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| 
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| ## If there is argument(s)
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| if [ ! "${NBARGS}" -eq "0" ]; then
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| 
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| 	manage_arg="0"
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| 
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| 	# Parse all options (start with a "-") one by one
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| 	while printf -- '%s' "${1}" | grep -q -E -- "^-+"; do
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| 
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| 	case "${1}" in
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| 		-d|--debug )           ## Enable debug mode
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| 			## Enable DEBUG
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| 			DEBUG="0"
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| 			;;
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| 		--git )                ## Use Git repo
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| 			QB_GIT_MODE="0"
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| 			;;
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| 		-h|--help )            ## help
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| 			usage
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| 			## Exit after help informations
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| 			exit 0
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| 			;;
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| 		--package )            ## Use package
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| 			QB_PACKAGE_MODE="0"
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| 			;;
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| 		--venv )               ## Use Python venv
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| 			QB_VENV_MODE="0"
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| 			;;
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| 		* )                    ## unknow option
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| 			printf '%b\n' "${RED}Invalid option: ${1}${RESET}"
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| 			printf '%b\n' "---"
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| 			usage
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| 			exit 1
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| 			;;
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| 	esac
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| 
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| 	debug_message "Arguments management − \
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| ${RED}${1}${COLOR_DEBUG} option managed."
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| 
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| 	## Move to the next argument
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| 	shift
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| 	manage_arg=$((manage_arg+1))
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| 
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| 	done
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| 
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| 	debug_message "Arguments management − \
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| ${RED}${manage_arg}${COLOR_DEBUG} argument(s) successfully managed."
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| else
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| 	debug_message "Arguments management − \
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| No arguments/options to manage."
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| fi
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| 
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| # }}}
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| 
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| main
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| 
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| exit 255
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