[PATCH 8/9] Export rerere() and launch_editor().

["Kristian Høgsberg" <krh@redhat.com>]

Signed-off-by: Kristian Høgsberg <krh@redhat.com>
---
 builtin-rerere.c |   16 ++++++++++++++++
 builtin-tag.c    |    3 +--
 commit.h         |    1 +
 strbuf.h         |    1 +
 4 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/builtin-rerere.c b/builtin-rerere.c
index 29d057c..eb22a28 100644
--- a/builtin-rerere.c
+++ b/builtin-rerere.c
@@ -415,6 +415,22 @@ static int is_rerere_enabled(void)
 	return 1;
 }
 
+/* Export for builtin-commit. */
+int rerere(void)
+{
+	struct path_list merge_rr = { NULL, 0, 0, 1 };
+	int fd;
+
+	git_config(git_rerere_config);
+	if (!is_rerere_enabled())
+		return 0;
+
+	merge_rr_path = xstrdup(git_path("rr-cache/MERGE_RR"));
+	fd = hold_lock_file_for_update(&write_lock, merge_rr_path, 1);
+	read_rr(&merge_rr);
+	return do_plain_rerere(&merge_rr, fd);
+}
+
 int cmd_rerere(int argc, const char **argv, const char *prefix)
 {
 	struct path_list merge_rr = { NULL, 0, 0, 1 };
diff --git a/builtin-tag.c b/builtin-tag.c
index 8724d49..3b181f5 100644
--- a/builtin-tag.c
+++ b/builtin-tag.c
@@ -18,12 +18,11 @@ static const char builtin_tag_usage[] =
 
 static char signingkey[1000];
 
-static void launch_editor(const char *path, struct strbuf *sb)
+void launch_editor(const char *path, struct strbuf *sb)
 {
 	const char *editor, *terminal;
 	struct child_process child;
 	const char *args[3];
-	int fd;
 
 	editor = getenv("GIT_EDITOR");
 	if (!editor && editor_program)
diff --git a/commit.h b/commit.h
index 64e1d4b..39934cc 100644
--- a/commit.h
+++ b/commit.h
@@ -130,5 +130,6 @@ create_commit(const unsigned char *tree_sha1,
 	      const char *message, int length);
 
 extern int interactive_add(void);
+extern int rerere(void);
 
 #endif /* COMMIT_H */
diff --git a/strbuf.h b/strbuf.h
index e852070..b009b4b 100644
--- a/strbuf.h
+++ b/strbuf.h
@@ -16,5 +16,6 @@ extern void strbuf_printf(struct strbuf *sb, const char *fmt, ...);
 extern int strbuf_read_fd(struct strbuf *sb, int fd);
 extern int strbuf_read_path(struct strbuf *sb, const char *path);
 extern size_t stripspace(struct strbuf *sb, int skip_comments);
+extern void launch_editor(const char *path, struct strbuf *sb);
 
 #endif /* STRBUF_H */
-- 
1.5.2.GIT