[PATCH v2 06/51] parse_ref_line(): add docstring

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From: Michael Haggerty <mhagger@xxxxxxxxxxxx>

Signed-off-by: Michael Haggerty <mhagger@xxxxxxxxxxxx>
---
 refs.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/refs.c b/refs.c
index d7d422f..1975792 100644
--- a/refs.c
+++ b/refs.c
@@ -20,6 +20,11 @@ struct ref_array {
 	struct ref_entry **refs;
 };
 
+/*
+ * Parse one line from a packed-refs file.  Write the SHA1 to sha1.
+ * Return a pointer to the refname within the line (null-terminated),
+ * or NULL if there was a problem.
+ */
 static const char *parse_ref_line(char *line, unsigned char *sha1)
 {
 	/*
-- 
1.7.8

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