[PATCH v3 12/20] path: add repo_git_path and strbuf_repo_git_path

[Brandon Williams]

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 <bmw...@google.com>
---
 path.c | 21 +++++++++++++++++++++
 path.h |  8 ++++++++
 2 files changed, 29 insertions(+)

diff --git a/path.c b/path.c
index c6832a30e..3d223e0b2 100644
--- a/path.c
+++ b/path.c
@@ -422,6 +422,27 @@ 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);
 
 /*
-- 
2.13.1.611.g7e3b11ae1-goog