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-rw-r--r--parse-options.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/parse-options.h b/parse-options.h
index 13ad15869e..5199950c00 100644
--- a/parse-options.h
+++ b/parse-options.h
@@ -20,6 +20,7 @@ enum parse_opt_type {
enum parse_opt_flags {
PARSE_OPT_KEEP_DASHDASH = 1,
PARSE_OPT_STOP_AT_NON_OPTION = 2,
+ PARSE_OPT_KEEP_ARGV0 = 4,
};
enum parse_opt_option_flags {
@@ -27,6 +28,7 @@ enum parse_opt_option_flags {
PARSE_OPT_NOARG = 2,
PARSE_OPT_NONEG = 4,
PARSE_OPT_HIDDEN = 8,
+ PARSE_OPT_LASTARG_DEFAULT = 16,
};
struct option;
@@ -111,6 +113,40 @@ extern int parse_options(int argc, const char **argv,
extern NORETURN void usage_with_options(const char * const *usagestr,
const struct option *options);
+/*----- incremantal advanced APIs -----*/
+
+enum {
+ PARSE_OPT_HELP = -1,
+ PARSE_OPT_DONE,
+ PARSE_OPT_UNKNOWN,
+};
+
+/*
+ * It's okay for the caller to consume argv/argc in the usual way.
+ * Other fields of that structure are private to parse-options and should not
+ * be modified in any way.
+ */
+struct parse_opt_ctx_t {
+ const char **argv;
+ const char **out;
+ int argc, cpidx;
+ const char *opt;
+ int flags;
+};
+
+extern int parse_options_usage(const char * const *usagestr,
+ const struct option *opts);
+
+extern void parse_options_start(struct parse_opt_ctx_t *ctx,
+ int argc, const char **argv, int flags);
+
+extern int parse_options_step(struct parse_opt_ctx_t *ctx,
+ const struct option *options,
+ const char * const usagestr[]);
+
+extern int parse_options_end(struct parse_opt_ctx_t *ctx);
+
+
/*----- some often used options -----*/
extern int parse_opt_abbrev_cb(const struct option *, const char *, int);
extern int parse_opt_approxidate_cb(const struct option *, const char *, int);