[patch] make confirm() display colors

[Christian Brabandt]

Bram,

this patch changes how confirm writes messages on the console.
It will now highlight each choice using the Title highlighting group.

regards,
Christian

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diff --git a/src/message.c b/src/message.c
--- a/src/message.c
+++ b/src/message.c
@@ -3658,11 +3658,42 @@
     void
 display_confirm_msg()
 {
+    char_u *p2;
+    char_u *p3 = confirm_msg;
+    int l = 0;
+
+    if (confirm_msg == NULL)
+	return;
+
+    p2 = confirm_msg;
+
     /* avoid that 'q' at the more prompt truncates the message here */
     ++confirm_msg_used;
-    if (confirm_msg != NULL)
-	msg_puts_attr(confirm_msg, hl_attr(HLF_M));
+    while (*confirm_msg)
+    {
+	l++;
+	if (*confirm_msg == '[' || *confirm_msg == '(')
+	{
+	    confirm_msg++;
+	    msg_puts_attr_len(p2, l, hl_attr(HLF_M));
+#ifdef FEAT_MBYTE
+	    l = mb_ptr2len(confirm_msg);
+#else
+	    l = 1;
+#endif
+	    msg_puts_attr_len(confirm_msg, l, hl_attr(HLF_T));
+	    mb_ptr_adv(confirm_msg);
+	    l = 0;
+	    p2 = confirm_msg;
+	}
+	else
+	    confirm_msg++;
+    }
+    msg_puts_attr(p2, hl_attr(HLF_M));
+
+    confirm_msg = p3;
     --confirm_msg_used;
+
 }
 
 #endif /* FEAT_CON_DIALOG */