t1512: become resilient to GETTEXT_POISON build

diff --git a/ref-filter.c b/ref-filter.c
index bc551a752c460cd4751034b3d69d7e9b5dfc775e..9adbb8af3eaa138ccf161a91ce5b00e366fae7fa 100644 (file)
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -1576,24 +1576,6 @@ void ref_array_sort(struct ref_sorting *sorting, struct ref_array *array)
        qsort(array->items, array->nr, sizeof(struct ref_array_item *), compare_refs);
 }
 
-static int hex1(char ch)
-{
-       if ('0' <= ch && ch <= '9')
-               return ch - '0';
-       else if ('a' <= ch && ch <= 'f')
-               return ch - 'a' + 10;
-       else if ('A' <= ch && ch <= 'F')
-               return ch - 'A' + 10;
-       return -1;
-}
-static int hex2(const char *cp)
-{
-       if (cp[0] && cp[1])
-               return (hex1(cp[0]) << 4) | hex1(cp[1]);
-       else
-               return -1;
-}
-
 static void append_literal(const char *cp, const char *ep, struct ref_formatting_state *state)
 {
        struct strbuf *s = &state->stack->output;
@@ -1603,7 +1585,7 @@ static void append_literal(const char *cp, const char *ep, struct ref_formatting
                        if (cp[1] == '%')
                                cp++;
                        else {
-                               int ch = hex2(cp + 1);
+                               int ch = hex2chr(cp + 1);
                                if (0 <= ch) {
                                        strbuf_addch(s, ch);
                                        cp += 3;