[PATCH v2 07/23] refs-common.c: move the hidden refs functions to the common code

[Ronnie Sahlberg <sahlberg@google.com>]

This change moves the hidden refs functions to the refs-common.c file since
these functions do not contain any backend specific code.

Signed-off-by: Ronnie Sahlberg <sahlberg@google.com>
---
 refs-common.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
 refs.c        | 43 -------------------------------------------
 2 files changed, 44 insertions(+), 43 deletions(-)

diff --git a/refs-common.c b/refs-common.c
index 3d7354e..c40fa96 100644
--- a/refs-common.c
+++ b/refs-common.c
@@ -1,6 +1,7 @@
 /* common code for all ref backends */
 #include "cache.h"
 #include "refs.h"
+#include "string-list.h"
 
 int update_ref(const char *action, const char *refname,
 	       const unsigned char *sha1, const unsigned char *oldval,
@@ -249,3 +250,46 @@ int read_ref_at(const char *refname, unsigned long at_time, int cnt,
 
 	return 1;
 }
+
+static struct string_list *hide_refs;
+
+int parse_hide_refs_config(const char *var, const char *value, const char *section)
+{
+	if (!strcmp("transfer.hiderefs", var) ||
+	    /* NEEDSWORK: use parse_config_key() once both are merged */
+	    (starts_with(var, section) && var[strlen(section)] == '.' &&
+	     !strcmp(var + strlen(section), ".hiderefs"))) {
+		char *ref;
+		int len;
+
+		if (!value)
+			return config_error_nonbool(var);
+		ref = xstrdup(value);
+		len = strlen(ref);
+		while (len && ref[len - 1] == '/')
+			ref[--len] = '\0';
+		if (!hide_refs) {
+			hide_refs = xcalloc(1, sizeof(*hide_refs));
+			hide_refs->strdup_strings = 1;
+		}
+		string_list_append(hide_refs, ref);
+	}
+	return 0;
+}
+
+int ref_is_hidden(const char *refname)
+{
+	struct string_list_item *item;
+
+	if (!hide_refs)
+		return 0;
+	for_each_string_list_item(item, hide_refs) {
+		int len;
+		if (!starts_with(refname, item->string))
+			continue;
+		len = strlen(item->string);
+		if (!refname[len] || refname[len] == '/')
+			return 1;
+	}
+	return 0;
+}
diff --git a/refs.c b/refs.c
index 52ca0bb..6181edf 100644
--- a/refs.c
+++ b/refs.c
@@ -3796,46 +3796,3 @@ char *shorten_unambiguous_ref(const char *refname, int strict)
 	free(short_name);
 	return xstrdup(refname);
 }
-
-static struct string_list *hide_refs;
-
-int parse_hide_refs_config(const char *var, const char *value, const char *section)
-{
-	if (!strcmp("transfer.hiderefs", var) ||
-	    /* NEEDSWORK: use parse_config_key() once both are merged */
-	    (starts_with(var, section) && var[strlen(section)] == '.' &&
-	     !strcmp(var + strlen(section), ".hiderefs"))) {
-		char *ref;
-		int len;
-
-		if (!value)
-			return config_error_nonbool(var);
-		ref = xstrdup(value);
-		len = strlen(ref);
-		while (len && ref[len - 1] == '/')
-			ref[--len] = '\0';
-		if (!hide_refs) {
-			hide_refs = xcalloc(1, sizeof(*hide_refs));
-			hide_refs->strdup_strings = 1;
-		}
-		string_list_append(hide_refs, ref);
-	}
-	return 0;
-}
-
-int ref_is_hidden(const char *refname)
-{
-	struct string_list_item *item;
-
-	if (!hide_refs)
-		return 0;
-	for_each_string_list_item(item, hide_refs) {
-		int len;
-		if (!starts_with(refname, item->string))
-			continue;
-		len = strlen(item->string);
-		if (!refname[len] || refname[len] == '/')
-			return 1;
-	}
-	return 0;
-}
-- 
2.0.1.556.g3edca4c