update harfbuzz to 10.1.0

libs/harfbuzz/util/options.hh

@@ -38,19 +38,23 @@
 #include <locale.h>
 #include <errno.h>
 #include <fcntl.h>
-#ifdef HAVE_UNISTD_H
-#include <unistd.h> /* for isatty() */
-#endif
 #if defined(_WIN32) || defined(__CYGWIN__)
 #include <io.h> /* for setmode() under Windows */
 #endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h> /* for isatty() */
+#endif
 
+
+#include <hb-features.h>
 #include <hb.h>
 #include <hb-ot.h>
+
 #include <glib.h>
 #include <glib/gprintf.h>
 
 
+
 static inline void fail (hb_bool_t suggest_help, const char *format, ...) G_GNUC_NORETURN G_GNUC_PRINTF (2, 3);
 
 static inline void
@@ -241,4 +245,44 @@ __inline float scalbnf (float x, int exp)
 }
 #endif
 
+static inline bool
+parse_color (const char *s,
+	     unsigned &r,
+	     unsigned &g,
+	     unsigned &b,
+	     unsigned &a)
+{
+  bool ret = false;
+
+  while (*s == ' ') s++;
+  if (*s == '#') s++;
+
+  unsigned sr, sg, sb, sa;
+  sa = 255;
+  if (sscanf (s, "%2x%2x%2x%2x", &sr, &sg, &sb, &sa) <= 2)
+  {
+    if (sscanf (s, "%1x%1x%1x%1x", &sr, &sg, &sb, &sa) >= 3)
+    {
+      sr *= 17;
+      sg *= 17;
+      sb *= 17;
+      sa *= 17;
+      ret = true;
+    }
+  }
+  else
+    ret = true;
+
+  if (ret)
+  {
+    r = sr;
+    g = sg;
+    b = sb;
+    a = sa;
+  }
+
+  return ret;
+}
+
+
 #endif