tests: make code coverage for unit tests optional

[vpp.git] / src / CMakeLists.txt

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index a957d86..a1764f7 100644 (file)
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -14,6 +14,7 @@
 cmake_minimum_required(VERSION 3.10)
 
 set(CMAKE_C_COMPILER_NAMES
+  clang-13
   clang-12
   clang-11
   clang-10
@@ -33,6 +34,10 @@ if(CMAKE_VERSION VERSION_LESS 3.12)
   endmacro()
 endif()
 
+if(NOT DEFINED CMAKE_INSTALL_LIBDIR AND EXISTS "/etc/debian_version")
+  set(CMAKE_INSTALL_LIBDIR "lib/${CMAKE_LIBRARY_ARCHITECTURE}")
+endif()
+
 include(CheckCCompilerFlag)
 include(CheckIPOSupported)
 include(GNUInstallDirs)
@@ -120,6 +125,10 @@ if (CMAKE_BUILD_TYPE_UC STREQUAL "RELEASE")
   endif()
 endif()
 
+if(VPP_USE_LTO)
+  check_c_compiler_flag("-Wno-stringop-overflow"
+                       compiler_flag_no_stringop_overflow)
+endif()
 ##############################################################################
 # sanitizers
 ##############################################################################
@@ -147,12 +156,20 @@ if(VPP_ENABLE_TRAJECTORY_TRACE)
   add_compile_definitions(VLIB_BUFFER_TRACE_TRAJECTORY=1)
 endif()
 
+##############################################################################
+# unittest with clang ode coverage
+##############################################################################
+
+if("${CMAKE_VERSION}" VERSION_GREATER_EQUAL "3.13" AND "${CMAKE_C_COMPILER_ID}" MATCHES "(Apple)?[Cc]lang")
+  option(VPP_BUILD_TESTS_WITH_COVERAGE "Build unit tests with code coverage" OFF)
+endif()
+
 ##############################################################################
 # install config
 ##############################################################################
 option(VPP_SET_RPATH "Set rpath for resulting binaries and libraries." ON)
 if(VPP_SET_RPATH)
-  set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+  set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${VPP_LIBRARY_DIR}")
 endif()
 set(CMAKE_INSTALL_MESSAGE NEVER)
 
@@ -180,8 +197,8 @@ if(VPP_HOST_TOOLS_ONLY)
 elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
   find_package(OpenSSL)
   set(SUBDIRS
-    vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vat2 vcl plugins
-    vpp-api tools/vppapigen tools/g2 tools/perftool cmake pkg
+    vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vat2 vcl vpp-api
+    plugins tools/vppapigen tools/g2 tools/perftool cmake pkg
     tools/appimage
   )
 elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
@@ -260,6 +277,7 @@ pr("VPP version" ${VPP_VERSION})
 pr("VPP library version" ${VPP_LIB_VERSION})
 pr("GIT toplevel dir" ${VPP_GIT_TOPLEVEL_DIR})
 pr("Build type" ${CMAKE_BUILD_TYPE})
+pr("C compiler" ${CMAKE_C_COMPILER})
 pr("C flags" ${CMAKE_C_FLAGS}${CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE_UC}})
 pr("Linker flags (apps)" ${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS_${CMAKE_BUILD_TYPE_UC}})
 pr("Linker flags (libs)" ${CMAKE_SHARED_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS_${CMAKE_BUILD_TYPE_UC}})
@@ -267,3 +285,4 @@ pr("Host processor" ${CMAKE_HOST_SYSTEM_PROCESSOR})
 pr("Target processor" ${CMAKE_SYSTEM_PROCESSOR})
 pr("Prefix path" ${CMAKE_PREFIX_PATH})
 pr("Install prefix" ${CMAKE_INSTALL_PREFIX})
+pr("Library dir" ${VPP_LIBRARY_DIR})