[PATCH v4 1/7] parse-options: add parse_options_concat() to concat options
From: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
---
parse-options.c | 15 +++++++++++++++
parse-options.h | 1 +
2 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/parse-options.c b/parse-options.c
index c83035d..8546d85 100644
--- a/parse-options.c
+++ b/parse-options.c
@@ -659,3 +659,18 @@ int parse_opt_tertiary(const struct option *opt, const char *arg, int unset)
*target = unset ? 2 : 1;
return 0;
}
+
+int parse_options_concat(struct option *dst, size_t dst_size, struct option *src)
+{
+ int i, j;
+
+ for (i = 0; i < dst_size; i++)
+ if (dst[i].type == OPTION_END)
+ break;
+ for (j = 0; i < dst_size; i++, j++) {
+ dst[i] = src[j];
+ if (src[j].type == OPTION_END)
+ return 0;
+ }
+ return -1;
+}
diff --git a/parse-options.h b/parse-options.h
index 9429f7e..7581e93 100644
--- a/parse-options.h
+++ b/parse-options.h
@@ -187,6 +187,7 @@ extern int parse_options_step(struct parse_opt_ctx_t *ctx,
extern int parse_options_end(struct parse_opt_ctx_t *ctx);
+extern int parse_options_concat(struct option *dst, size_t, struct option *src);
/*----- some often used options -----*/
extern int parse_opt_abbrev_cb(const struct option *, const char *, int);
--
1.7.0.1.307.g861f4
Christian Couder <chriscool@tuxfamily.org>