Subject: [PATCH v4 12/20] path: add repo_git_path and strbuf_repo_git_path

From: Brandon Williams <[email-masked]>
Date: Thu, 22 Jun 2017 11:43:40 -0700

Introduce 'repo_git_path' and 'strbuf_repo_git_path' which take a
repository struct and constructs a path into the repository's git
directory.

Signed-off-by: Brandon Williams <[email-masked]>
---
 path.c | 21 +++++++++++++++++++++
 path.h |  8 ++++++++
 2 files changed, 29 insertions(+)

diff --git a/path.c b/path.c
index 2bdd0044f..ffc0f10fd 100644
--- a/path.c
+++ b/path.c
@@ -416,6 +416,27 @@ static void do_git_path(const struct repository *repo,
 	strbuf_cleanup_path(buf);
 }
 
+char *repo_git_path(const struct repository *repo,
+		    const char *fmt, ...)
+{
+	struct strbuf path = STRBUF_INIT;
+	va_list args;
+	va_start(args, fmt);
+	do_git_path(repo, NULL, &path, fmt, args);
+	va_end(args);
+	return strbuf_detach(&path, NULL);
+}
+
+void strbuf_repo_git_path(struct strbuf *sb,
+			  const struct repository *repo,
+			  const char *fmt, ...)
+{
+	va_list args;
+	va_start(args, fmt);
+	do_git_path(repo, NULL, sb, fmt, args);
+	va_end(args);
+}
+
 char *git_path_buf(struct strbuf *buf, const char *fmt, ...)
 {
 	va_list args;
diff --git a/path.h b/path.h
index 568d63be5..c779c4aa2 100644
--- a/path.h
+++ b/path.h
@@ -35,6 +35,14 @@ extern char *mkpathdup(const char *fmt, ...)
 extern char *git_pathdup_submodule(const char *path, const char *fmt, ...)
 	__attribute__((format (printf, 2, 3)));
 
+extern char *repo_git_path(const struct repository *repo,
+			   const char *fmt, ...)
+	__attribute__((format (printf, 2, 3)));
+extern void strbuf_repo_git_path(struct strbuf *sb,
+				 const struct repository *repo,
+				 const char *fmt, ...)
+	__attribute__((format (printf, 3, 4)));
+
 extern void report_linked_checkout_garbage(void);
 
 /*
-- 
2.13.1.704.gde00cce3c-goog