Introduce filter_refs() which will act as an API for users to
call and provide a function which will iterate over a set of refs
while filtering out the required refs.
Currently this will wrap around ref_filter_handler(). Hence,
ref_filter_handler is made file scope static.
Helped-by: Junio C Hamano <gits...@pobox.com>
Mentored-by: Christian Couder <christian.cou...@gmail.com>
Mentored-by: Matthieu Moy <matthieu....@grenoble-inp.fr>
Signed-off-by: Karthik Nayak <karthik....@gmail.com>
---
builtin/for-each-ref.c | 2 +-
ref-filter.c | 12 +++++++++++-
ref-filter.h | 8 ++++++--
3 files changed, 18 insertions(+), 4 deletions(-)
diff --git a/builtin/for-each-ref.c b/builtin/for-each-ref.c
index e237194..2a16947 100644
--- a/builtin/for-each-ref.c
+++ b/builtin/for-each-ref.c
@@ -56,7 +56,7 @@ int cmd_for_each_ref(int argc, const char **argv, const char
*prefix)
memset(&ref_cbdata, 0, sizeof(ref_cbdata));
ref_cbdata.filter.name_patterns = argv;
- for_each_rawref(ref_filter_handler, &ref_cbdata);
+ filter_refs(for_each_rawref, &ref_cbdata);
ref_array_sort(sort, &ref_cbdata.array);
diff --git a/ref-filter.c b/ref-filter.c
index 95e72f6..c32b86f 100644
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -843,7 +843,7 @@ static struct ref_array_item *new_ref_array_item(const char
*refname,
* A call-back given to for_each_ref(). Filter refs and keep them for
* later object processing.
*/
-int ref_filter_handler(const char *refname, const unsigned char *sha1, int
flag, void *cb_data)
+static int ref_filter_handler(const char *refname, const unsigned char *sha1,
int flag, void *cb_data)
{
struct ref_filter_cbdata *ref_cbdata = cb_data;
struct ref_filter *filter = &ref_cbdata->filter;
@@ -889,6 +889,16 @@ void ref_array_clear(struct ref_array *array)
array->nr = array->alloc = 0;
}
+/*
+ * API for filtering a set of refs. The refs are provided and iterated
+ * over using the for_each_ref_fn(). The refs are stored into and filtered
+ * based on the ref_filter_cbdata structure.
+ */
+int filter_refs(int (for_each_ref_fn)(each_ref_fn, void *), struct
ref_filter_cbdata *data)
+{
+ return for_each_ref_fn(ref_filter_handler, data);
+}
+
static int cmp_ref_sorting(struct ref_sorting *s, struct ref_array_item *a,
struct ref_array_item *b)
{
struct atom_value *va, *vb;
diff --git a/ref-filter.h b/ref-filter.h
index 1432ff6..15e6766 100644
--- a/ref-filter.h
+++ b/ref-filter.h
@@ -46,8 +46,12 @@ struct ref_filter_cbdata {
struct ref_filter filter;
};
-/* Callback function for for_each_*ref(). This filters the refs based on the
filters set */
-int ref_filter_handler(const char *refname, const unsigned char *sha1, int
flag, void *cb_data);
+/*
+ * API for filtering a set of refs. The refs are provided and iterated
+ * over using the for_each_ref_fn(). The refs are stored into and filtered
+ * based on the ref_filter_cbdata structure.
+ */
+int filter_refs(int (for_each_ref_fn)(each_ref_fn, void *), struct
ref_filter_cbdata *data);
/* Clear all memory allocated to ref_array */
void ref_array_clear(struct ref_array *array);
/* Parse format string and sort specifiers */
--
2.4.2
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