pretty: make show_ident_date public

We use this function internally to format "Date" lines in
commit logs, but other parts of the code will want it, too.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/pretty.c b/pretty.c
index 3c43db5..e1e2cad 100644
--- a/pretty.c
+++ b/pretty.c
@@ -393,8 +393,8 @@ static void add_rfc2047(struct strbuf *sb, const char *line, size_t len,
 	strbuf_addstr(sb, "?=");
 }
 
-static const char *show_ident_date(const struct ident_split *ident,
-				   enum date_mode mode)
+const char *show_ident_date(const struct ident_split *ident,
+			    enum date_mode mode)
 {
 	unsigned long date = 0;
 	long tz = 0;