From 4fe4d74bfe99dbcb57d98fa93805d7acb0c7f61e Mon Sep 17 00:00:00 2001
From: iceman1001 <iceman@iuse.se>
Date: Fri, 25 Jan 2019 11:42:52 +0100
Subject: [PATCH] FIX: 'emv roca' - not executing when client is compiled
 without WITH_SMARTCARD functionality,  like for old devices see 
 https://github.com/RfidResearchGroup/proxmark3/issues/85

---
 client/emv/cmdemv.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/client/emv/cmdemv.c b/client/emv/cmdemv.c
index 91a3663f3..453d08a20 100644
--- a/client/emv/cmdemv.c
+++ b/client/emv/cmdemv.c
@@ -1599,6 +1599,14 @@ int CmdEMVRoca(const char *cmd) {
 	if (arg_get_lit(2))
 		channel = ECC_CONTACT;
 	PrintChannel(channel);
+	
+#ifndef WITH_SMARTCARD
+	// not compiled with smartcard functionality,  we need to exit
+	if ( channel == ECC_CONTACT ) {
+		PrintAndLogEx(WARNING, "PM3 Client is not compiled with support for SMARTCARD. Exiting.");
+		return 0;
+	}
+#endif	
 
 	// select card
 	uint8_t psenum = (channel == ECC_CONTACT) ? 1 : 2;