---
parse-options.h | 37 +++++++++++++++++++++++++++++++++++--
1 files changed, 35 insertions(+), 2 deletions(-)
diff --git a/parse-options.h b/parse-options.h
index 3a470e5..65bce6e 100644
--- a/parse-options.h
+++ b/parse-options.h
@@ -22,6 +22,41 @@ enum parse_opt_option_flags {
struct option;
typedef int parse_opt_cb(const struct option *, const char *arg, int unset);
+/*
+ * `type`::
+ * holds the type of the option, you must have an OPTION_END last in your
+ * array.
+ *
+ * `short_name`::
+ * the character to use as a short option name, '\0' if none.
+ *
+ * `long_name`::
+ * the long option name, without the leading dashes, NULL if none.
+ *
+ * `value`::
+ * stores pointers to the values to be filled.
+ *
+ * `argh`::
+ * token to explain the kind of argument this option wants. Keep it
+ * homogenous across the repository.
+ *
+ * `help`::
+ * the short help associated to what the option does.
+ * Must never be NULL (except for OPTION_END).
+ * OPTION_GROUP uses this pointer to store the group header.
+ *
+ * `flags`::
+ * mask of parse_opt_option_flags.
+ * PARSE_OPT_OPTARG: says that the argument is optionnal (not for BOOLEANs)
+ * PARSE_OPT_NOARG: says that this option takes no argument, for CALLBACKs
+ *
+ * `callback`::
+ * pointer to the callback to use for OPTION_CALLBACK.
+ *
+ * `defval`::
+ * default value to fill (*->value) with for PARSE_OPT_OPTARG.
+ * CALLBACKS can use it like they want.
+ */
struct option {
enum parse_opt_type type;
int short_name;
@@ -32,8 +67,6 @@ struct option {
int flags;
parse_opt_cb *callback;
- /* holds default value for PARSE_OPT_OPTARG,
- though callbacks can use it like they want */
intptr_t defval;
};
--
1.5.3.5.1531.g59008
-
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