getopts: usage: getopts optstring name [arg] 2 getopts: usage: getopts optstring name [arg] 2 ./getopts.tests: line 10: getopts: -a: invalid option getopts: usage: getopts optstring name [arg] -a specified -b bval specified remaining args: one two three -a specified -b bval specified remaining args: one two three four five six seven eight nine ten eleven twelve ./getopts1.sub: option requires an argument -- b Usage: ./getopts1.sub [-a] [-b value] args -a specified -c cval specified -d specified -a specified -b 3 specified remaining args: one two three four five -a specified -b bval specified remaining args: one two three -a specified -b bval specified remaining args: one two three ./getopts4.sub: error: option `b' requires an argument Usage: ./getopts4.sub [-a] [-b value] args ./getopts4.sub: error: illegal option character `c' Usage: ./getopts4.sub [-a] [-b value] args -a specified remaining args: -b bval one two three OPTERR=0 a here something else here OPTIND=3 getop: OPTERR=1 a here ./getopts5.sub: illegal option -- c something else here ./getopts5.sub: illegal option -- d something else here ./getopts5.sub: illegal option -- e something else here getop: OPTIND=5 OPTIND=3 OPTERR=0 -a specified remaining args: -a specified remaining args: -a specified remaining args: 0 ./getopts7.sub: line 4: getopts: `opt-var': not a valid identifier remaining args: