--set23 set integer to 23
-t <time> get timestamp of <time>
-L, --length <str> get length of <str>
- -F, --file <FILE> set file to <FILE>
+ -F, --file <file> set file to <file>
String options
-s, --string <string>
OPT_DATE('t', NULL, ×tamp, "get timestamp of <time>"),
OPT_CALLBACK('L', "length", &integer, "str",
"get length of <str>", length_callback),
- OPT_FILENAME('F', "file", &file, "set file to <FILE>"),
+ OPT_FILENAME('F', "file", &file, "set file to <file>"),
OPT_GROUP("String options"),
OPT_STRING('s', "string", &string, "string", "get a string"),
OPT_STRING(0, "string2", &string, "str", "get another string"),