[hb-view] Accept numbers in feature tag name

Reported by Adam Twardoch.
14 years ago · 08da7a3841
parent 24229eb132
commit 08da7a3841
1 changed files with 3 additions and 3 deletions
--- a/src/hb-view.c
+++ b/src/hb-view.c
@ -233,10 +233,10 @@ parse_feature_tag (char **pp, hb_feature_t *feature)

  parse_space (pp);

-#define ISALPHA(c) (('a' <= (c) && (c) <= 'z') || ('A' <= (c) && (c) <= 'Z'))
-  while (c = **pp, ISALPHA(c))
+#define ISALNUM(c) (('a' <= (c) && (c) <= 'z') || ('A' <= (c) && (c) <= 'Z') || ('0' <= (c) && (c) <= '9'))
+  while (c = **pp, ISALNUM(c))
    (*pp)++;
-#undef ISALPHA
+#undef ISALNUM

  if (p == *pp)
    return FALSE;