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#!/usr/bin/env bash
#
PATH="..:$PATH"
# Load argsparse library.
. /usr/share/bash-argsparse/argsparse.sh
# We declare an option accepting a value by giving it the "value"
# property. By default, if an option with the "value" property is
# repeated on the command line, only the last value is kept in
# program_options. See other tutorials to learn how to have such
# cumulative options.
argsparse_use_option option1 "An option." value
# Declaring an option accepting a value and not having a
# single-char equivalent. (Alternative syntax)
# Ending the option name by ':' is equivalent
argsparse_use_option option2: "Another option."
# Of course, options can accept multiple properties.
argsparse_use_option option3 "A 3rd option." short:o value
# Alternative syntaxes for the same thing.
argsparse_use_option option4: "A 4th option." short:p
argsparse_use_option op=tion5: "A 5th option."
# Another option accepting a value, with a single-char equivalent.
# Setting the "default" property to an option make it have a default
# value. An option with a default value is considered as always set.
argsparse_use_option option6 "A 6th option." short:i value default:some_value
# Note that 'default' does not imply 'value'.
# Declaring the option...
argsparse_use_option option7 "A 7th option."
# ...and setting properties after.
argsparse_set_option_property value option7
argsparse_set_option_property short:n option7
argsparse_set_option_property default:default_option7_value option7
#
printf -v argsparse_usage_description "%s\n" \
"A example script with options accepting values." \
"Try command lines such as:" \
" $0 --help" \
" $0 --option1" \
" $0 --option1 my_value" \
" $0 -o some_other_value --option2 asdf" \
" $0 --option7 not_default_anymore"
# Command line parsing is done here.
argsparse_parse_options "$@"
printf "Options reporting:\n"
# Simple reporting function.
argsparse_report
printf "End of argsparse report.\n\n"
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