[PATCH 4/7] commit: move find_commit_subject() into commit.{h,c}

[Christian Couder <chriscool@tuxfamily.org>]

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
---
 builtin/revert.c |   20 --------------------
 commit.c         |   19 +++++++++++++++++++
 commit.h         |    3 +++
 3 files changed, 22 insertions(+), 20 deletions(-)

diff --git a/builtin/revert.c b/builtin/revert.c
index 44149b5..9215e66 100644
--- a/builtin/revert.c
+++ b/builtin/revert.c
@@ -99,26 +99,6 @@ struct commit_message {
 	const char *message;
 };
 
-/* Find beginning and length of commit subject. */
-static int find_commit_subject(const char *commit_buffer, const char **subject)
-{
-	const char *eol;
-	const char *p = commit_buffer;
-
-	while (*p && (*p != '\n' || p[1] != '\n'))
-		p++;
-	if (*p) {
-		p += 2;
-		for (eol = p; *eol && *eol != '\n'; eol++)
-			; /* do nothing */
-	} else
-		eol = p;
-
-	*subject = p;
-
-	return eol - p;
-}
-
 static int get_message(const char *raw_message, struct commit_message *out)
 {
 	const char *encoding;
diff --git a/commit.c b/commit.c
index e9b0750..0094ec1 100644
--- a/commit.c
+++ b/commit.c
@@ -315,6 +315,25 @@ int parse_commit(struct commit *item)
 	return ret;
 }
 
+int find_commit_subject(const char *commit_buffer, const char **subject)
+{
+	const char *eol;
+	const char *p = commit_buffer;
+
+	while (*p && (*p != '\n' || p[1] != '\n'))
+		p++;
+	if (*p) {
+		p += 2;
+		for (eol = p; *eol && *eol != '\n'; eol++)
+			; /* do nothing */
+	} else
+		eol = p;
+
+	*subject = p;
+
+	return eol - p;
+}
+
 struct commit_list *commit_list_insert(struct commit *item, struct commit_list **list_p)
 {
 	struct commit_list *new_list = xmalloc(sizeof(struct commit_list));
diff --git a/commit.h b/commit.h
index eb2b8ac..9113bbe 100644
--- a/commit.h
+++ b/commit.h
@@ -41,6 +41,9 @@ int parse_commit_buffer(struct commit *item, void *buffer, unsigned long size);
 
 int parse_commit(struct commit *item);
 
+/* Find beginning and length of commit subject. */
+int find_commit_subject(const char *commit_buffer, const char **subject);
+
 struct commit_list * commit_list_insert(struct commit *item, struct commit_list **list_p);
 unsigned commit_list_count(const struct commit_list *l);
 struct commit_list * insert_by_date(struct commit *item, struct commit_list **list);
-- 
1.7.2.rc3.267.g400b3