[PATCH 1/3] real_path: clarify return value ownership

[Han-Wen Nienhuys <hanwen@xxxxxxxxxx>]

Signed-off-by: Han-Wen Nienhuys <hanwen@xxxxxxxxxx>
---
 abspath.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/abspath.c b/abspath.c
index 708aff8d4..985798532 100644
--- a/abspath.c
+++ b/abspath.c
@@ -202,6 +202,10 @@ char *strbuf_realpath(struct strbuf *resolved, const char *path,
 	return retval;
 }
 
+/*
+ * Resolve `path` into an absolute, cleaned-up path. The return value
+ * comes from a shared buffer.
+ */
 const char *real_path(const char *path)
 {
 	static struct strbuf realpath = STRBUF_INIT;
-- 
2.14.1.821.g8fa685d3b7-goog