From bf166344f672892d4487e57f286faaa092a54e52 Mon Sep 17 00:00:00 2001
From: Manuel Bentele
Date: Tue, 27 Oct 2020 15:04:48 +0100
Subject: Do not print verbose CMake messages in unsupported CMake versions

---
 cmake/FindKernelHeaders.cmake | 12 +++++++-----
 cmake/FindLibcap.cmake        | 12 +++++++-----
 cmake/FindLibncurses.cmake    | 12 +++++++-----
 3 files changed, 21 insertions(+), 15 deletions(-)

diff --git a/cmake/FindKernelHeaders.cmake b/cmake/FindKernelHeaders.cmake
index 60d2380..bd2e52d 100644
--- a/cmake/FindKernelHeaders.cmake
+++ b/cmake/FindKernelHeaders.cmake
@@ -38,8 +38,10 @@ endif(KernelHeaders_FOUND)
 mark_as_advanced(KernelHeaders_INCLUDE_DIR KernelHeaders_MODULE_INSTALL_DIR)
 
 # print found information
-message(VERBOSE "KERNEL_BUILD_DIR: ${KERNEL_BUILD_DIR}")
-message(VERBOSE "KERNEL_INSTALL_DIR: ${KERNEL_INSTALL_DIR}")
-message(VERBOSE "KernelHeaders_FOUND: ${KernelHeaders_FOUND}")
-message(VERBOSE "KernelHeaders_VERSION: ${KernelHeaders_VERSION}")
-message(VERBOSE "KernelHeaders_INCLUDE_DIRS: ${KernelHeaders_INCLUDE_DIRS}")
+if(${CMAKE_VERSION} VERSION_GREATER "3.15.0")
+    message(VERBOSE "KERNEL_BUILD_DIR: ${KERNEL_BUILD_DIR}")
+    message(VERBOSE "KERNEL_INSTALL_DIR: ${KERNEL_INSTALL_DIR}")
+    message(VERBOSE "KernelHeaders_FOUND: ${KernelHeaders_FOUND}")
+    message(VERBOSE "KernelHeaders_VERSION: ${KernelHeaders_VERSION}")
+    message(VERBOSE "KernelHeaders_INCLUDE_DIRS: ${KernelHeaders_INCLUDE_DIRS}")
+endif(${CMAKE_VERSION} VERSION_GREATER "3.15.0")
diff --git a/cmake/FindLibcap.cmake b/cmake/FindLibcap.cmake
index 8529426..b575c16 100644
--- a/cmake/FindLibcap.cmake
+++ b/cmake/FindLibcap.cmake
@@ -42,8 +42,10 @@ if(Libcap_FOUND)
 endif(Libcap_FOUND)
 
 # print found information
-message(VERBOSE "Libcap_FOUND: ${Libcap_FOUND}")
-message(VERBOSE "Libcap_VERSION: ${Libcap_VERSION}")
-message(VERBOSE "Libcap_INCLUDE_DIRS: ${Libcap_INCLUDE_DIRS}")
-message(VERBOSE "Libcap_COMPILE_OPTIONS: ${Libcap_COMPILE_OPTIONS}")
-message(VERBOSE "Libcap_LIBRARIES: ${Libcap_LIBRARIES}")
+if(${CMAKE_VERSION} VERSION_GREATER "3.15.0")
+    message(VERBOSE "Libcap_FOUND: ${Libcap_FOUND}")
+    message(VERBOSE "Libcap_VERSION: ${Libcap_VERSION}")
+    message(VERBOSE "Libcap_INCLUDE_DIRS: ${Libcap_INCLUDE_DIRS}")
+    message(VERBOSE "Libcap_COMPILE_OPTIONS: ${Libcap_COMPILE_OPTIONS}")
+    message(VERBOSE "Libcap_LIBRARIES: ${Libcap_LIBRARIES}")
+endif(${CMAKE_VERSION} VERSION_GREATER "3.15.0")
diff --git a/cmake/FindLibncurses.cmake b/cmake/FindLibncurses.cmake
index 2589ff0..57234a1 100644
--- a/cmake/FindLibncurses.cmake
+++ b/cmake/FindLibncurses.cmake
@@ -47,8 +47,10 @@ if(Libncurses_FOUND)
 endif(Libncurses_FOUND)
 
 # print found information
-message(VERBOSE "Libncurses_FOUND: ${Libncurses_FOUND}")
-message(VERBOSE "Libncurses_VERSION: ${Libncurses_VERSION}")
-message(VERBOSE "Libncurses_INCLUDE_DIRS: ${Libncurses_INCLUDE_DIRS}")
-message(VERBOSE "Libncurses_COMPILE_OPTIONS: ${Libncurses_COMPILE_OPTIONS}")
-message(VERBOSE "Libncurses_LIBRARIES: ${Libncurses_LIBRARIES}")
+if(${CMAKE_VERSION} VERSION_GREATER "3.15.0")
+    message(VERBOSE "Libncurses_FOUND: ${Libncurses_FOUND}")
+    message(VERBOSE "Libncurses_VERSION: ${Libncurses_VERSION}")
+    message(VERBOSE "Libncurses_INCLUDE_DIRS: ${Libncurses_INCLUDE_DIRS}")
+    message(VERBOSE "Libncurses_COMPILE_OPTIONS: ${Libncurses_COMPILE_OPTIONS}")
+    message(VERBOSE "Libncurses_LIBRARIES: ${Libncurses_LIBRARIES}")
+endif(${CMAKE_VERSION} VERSION_GREATER "3.15.0")
-- 
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