git-svn: t/t91??-*: optimize the tests a bit

diff --git a/utf8.c b/utf8.c
index 1eedd8b61aeed9867366df0b70ac849cdef985b9..7c80eeccb4537ab6d4387941c6262c89cab30d33 100644 (file)
--- a/utf8.c
+++ b/utf8.c
@@ -277,6 +277,15 @@ void print_wrapped_text(const char *text, int indent, int indent2, int width)
        }
 }
 
+int is_encoding_utf8(const char *name)
+{
+       if (!name)
+               return 1;
+       if (!strcasecmp(name, "utf-8") || !strcasecmp(name, "utf8"))
+               return 1;
+       return 0;
+}
+
 /*
  * Given a buffer and its encoding, return it re-encoded
  * with iconv.  If the conversion fails, returns NULL.