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parseopt: add PARSE_OPT_NODASH

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Add support for options that don't start with a dash.  Initially, they
don't accept arguments and can only be short options, i.e. consist of a
single character.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
René Scharfe
2009-05-07 21:45:42 +02:00
committed by Junio C Hamano
parent e0319ff5ed
commit 51a9949eda
4 changed files with 42 additions and 4 deletions
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8
parse-options.h
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@ -33,6 +33,7 @@ enum parse_opt_option_flags {
PARSE_OPT_NONEG = 4,
PARSE_OPT_HIDDEN = 8,
PARSE_OPT_LASTARG_DEFAULT = 16,
PARSE_OPT_NODASH = 32,
};
struct option;
@ -66,8 +67,11 @@ typedef int parse_opt_cb(const struct option *, const char *arg, int unset);
* PARSE_OPT_OPTARG: says that the argument is optional (not for BOOLEANs)
* PARSE_OPT_NOARG: says that this option takes no argument, for CALLBACKs
* PARSE_OPT_NONEG: says that this option cannot be negated
* PARSE_OPT_HIDDEN this option is skipped in the default usage, showed in
* the long one.
* PARSE_OPT_HIDDEN: this option is skipped in the default usage, and
* shown only in the full usage.
* PARSE_OPT_LASTARG_DEFAULT: if no argument is given, the default value
* is used.
* PARSE_OPT_NODASH: this option doesn't start with a dash.
*
* `callback`::
* pointer to the callback to use for OPTION_CALLBACK.