utf8.c: move display_mode_esc_sequence_len() for use by other functions

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/utf8.c b/utf8.c
index 7f648574a550432e3160fcef178f894faf0bdd54..6ed93c317d3b5290d6d43c98292d98538d948c0b 100644 (file)
--- a/utf8.c
+++ b/utf8.c
@@ -9,6 +9,20 @@ struct interval {
   int last;
 };
 
+static size_t display_mode_esc_sequence_len(const char *s)
+{
+       const char *p = s;
+       if (*p++ != '\033')
+               return 0;
+       if (*p++ != '[')
+               return 0;
+       while (isdigit(*p) || *p == ';')
+               p++;
+       if (*p++ != 'm')
+               return 0;
+       return p - s;
+}
+
 /* auxiliary function for binary search in interval table */
 static int bisearch(ucs_char_t ucs, const struct interval *table, int max)
 {
@@ -303,20 +317,6 @@ static void strbuf_add_indented_text(struct strbuf *buf, const char *text,
        }
 }
 
-static size_t display_mode_esc_sequence_len(const char *s)
-{
-       const char *p = s;
-       if (*p++ != '\033')
-               return 0;
-       if (*p++ != '[')
-               return 0;
-       while (isdigit(*p) || *p == ';')
-               p++;
-       if (*p++ != 'm')
-               return 0;
-       return p - s;
-}
-
 /*
  * Wrap the text, if necessary. The variable indent is the indent for the
  * first line, indent2 is the indent for all other lines.