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gengetopt
This program generates a C function that uses getopt_long function
to parse the command line options, validate them and fill a struct.
Usage: gengetopt [OPTIONS]...
-h, --help Print help and exit
-V, --version Print version and exit
-i, --input=filename input file (default std input)
-f, --func-name=name name of generated function
(default=`cmdline_parser')
-a, --arg-struct-name=name name of generated args info struct
(default=`gengetopt_args_info')
-F, --file-name=name name of generated file (default=`cmdline')
-c, --c-extension=ext extension of c file (default=`c')
-H, --header-extension=ext extension of header file (default=`h')
-l, --long-help long usage line in help
-u, --unamed-opts[=STRING] accept options without names (e.g., file names)
(default=`FILES')
-n, --no-handle-help do not handle --help|-h automatically
-N, --no-handle-version do not handle --version|-V automatically
-e, --no-handle-error do not exit on errors
-g, --gen-version put gengetopt version in the generated file
(default=on)
-C, --conf-parser generate a config file parser
--set-package=STRING set the package name (override package defined in
the .ggo file)
--set-version=STRING set the version number (override version defined
in the .ggo file)
--show-help show the output of --help instead of generating
code
--show-version show the output of --version instead of
generating code
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gengetopt --input=cmdline.ggo --no-handle-version \
--no-handle-help --no-handle-error
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$ ./gengetopt --zzzz ./gengetopt: unrecognized option `--zzzz' Run gengetopt --help to see the list of options.
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