Move encoding conversion routine out of mailinfo to utf8.c

This moves the body of convert_to_utf8() routine used in mailinfo
to the utf8.c i18n library.

Signed-off-by: Junio C Hamano <junkio@cox.net>

1 files changed, 6 insertions, 0 deletions

diff --git a/utf8.h b/utf8.h
index a0d7f591ad..cae2a8e665 100644
--- a/utf8.h
+++ b/utf8.h
@@ -5,4 +5,10 @@ int utf8_width(const char **start);
 int is_utf8(const char *text);
 void print_wrapped_text(const char *text, int indent, int indent2, int len);
 
+#ifndef NO_ICONV
+char *reencode_string(const char *in, const char *out_encoding, const char *in_encoding);
+#else
+#define reencode_string(a,b,c) NULL
+#endif
+
 #endif