Fix compilation with later versions of Nettle

[onak.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 87f34a57c8f3fe911e0b2aa6a41165a79e7bde87..3acea5cc27cdb34205cf2b1498079a8bfcc912dd 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,7 @@
 cmake_minimum_required(VERSION 3.1 FATAL_ERROR)
 project(onak VERSION 0.6.0 LANGUAGES C)
 
+include(CheckSymbolExists)
 include(FindPkgConfig)
 include(GNUInstallDirs)
 include(TestBigEndian)
@@ -60,6 +61,13 @@ if (GMP_FOUND)
        target_include_directories(libonak SYSTEM PUBLIC
                        ${GMP_INCLUDE_DIRS} ${HOGWEED_INCLUDE_DIRS})
        LIST(APPEND LIBONAK_LIBRARIES ${GMP_LIBRARY} ${HOGWEED_LIBRARIES})
+
+       set(CMAKE_REQUIRED_INCLUDES ${NETTLE_INCLUDE_DIRS})
+       set(CMAKE_REQUIRED_LIBRARIES ${NETTLE_LIBRARIES} ${HOGWEED_LIBRARIES})
+       # API change in later version of Nettle
+       CHECK_SYMBOL_EXISTS(nettle_get_secp_256r1 "nettle/ecc-curve.h" HAVE_NETTLE_GET_SECP_256R1)
+       CHECK_SYMBOL_EXISTS(nettle_get_secp_384r1 "nettle/ecc-curve.h" HAVE_NETTLE_GET_SECP_384R1)
+       CHECK_SYMBOL_EXISTS(nettle_get_secp_521r1 "nettle/ecc-curve.h" HAVE_NETTLE_GET_SECP_521R1)
 endif()
 
 # Build files that have substitutions in them