From 8f778c3d8854bc392bcac5067eb979be7f206882 Mon Sep 17 00:00:00 2001
From: Torfinn Berset <torfinn@bloom-life.com>
Date: Thu, 31 Jan 2019 14:25:36 +0100
Subject: Check if at least one encryption mode is selected

---
 conanfile.py | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/conanfile.py b/conanfile.py
index 20023bd..2baa361 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -1,4 +1,5 @@
 from conans import ConanFile, CMake
+from conans.errors import ConanException
 
 
 class TinyAesCConan(ConanFile):
@@ -40,11 +41,15 @@ class TinyAesCConan(ConanFile):
         "AES128": True,
         "AES192": False,
         "AES256": False,
-        "CBC": False,
-        "ECB": False,
-        "CTR": False
+        "CBC": True,
+        "ECB": True,
+        "CTR": True
     }
 
+    def configure(self):
+        if not self.options.CBC and not self.options.ECB and not self.options.CTR:
+            raise ConanException("Need to at least specify one of CBC, ECB or CTR modes")
+
     def build(self):
         cmake = CMake(self)
 
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