Refactor print_octets to avoid awkward cast

1 files changed, 5 insertions, 9 deletions

diff --git a/wtf8.c b/wtf8.c
index 40db322..b8839ce 100644
--- a/wtf8.c
+++ b/wtf8.c
@@ -13,19 +13,15 @@ int is_utf8_cont(char c) {
  * trailing space, ending with a newline
  */
 void print_octets(char *s) {
+    unsigned char c;
 
     /*
-     * Iterate through the string, printing each octet
-     */
-    for (; *s; s++) {
-        putchar(is_utf8_cont(*s) ? '-' : ' ');
-        printf("%02x", (unsigned char) *s);
-    }
-
-    /*
-     * End with a newline
+     * Iterate through the string, printing each octet, ending with a newline
      */
+    while (c = *s++)
+        printf("%c%02x", (is_utf8_cont(c) ? '-' : ' '), c);
     putchar('\n');
+
     return;
 }