X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2FCMakeLists.txt;h=635b663252c71d0008c8dc9977ef125dff30d411;hb=8f12698f836a94c2aa45a76045d97ca5d9d53e8a;hp=248d7b8d39edfd476368072172b879bf8821bca1;hpb=0729f6481dd61d4f98ea534d651d7f1b9a7d5d4b;p=vpp.git

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 248d7b8d39e..635b663252c 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -11,11 +11,24 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-cmake_minimum_required(VERSION 3.5 FATAL_ERROR)
+cmake_minimum_required(VERSION 3.10)
+
+set(CMAKE_C_COMPILER_NAMES
+  clang-12
+  clang-11
+  clang-10
+  clang-9
+  gcc-10
+  gcc-9
+  cc
+)
 
 project(vpp C)
 
+set(CMAKE_EXPORT_COMPILE_COMMANDS on)
+
 include(CheckCCompilerFlag)
+include(CheckIPOSupported)
 include(cmake/misc.cmake)
 include(cmake/cpu.cmake)
 include(cmake/ccache.cmake)
@@ -48,36 +61,109 @@ set(CMAKE_C_COMPILER_TARGET ${CMAKE_SYSTEM_PROCESSOR}-linux-gnu)
 ##############################################################################
 check_c_compiler_flag("-Wno-address-of-packed-member"
 		      compiler_flag_no_address_of_packed_member)
+set(VPP_RUNTIME_DIR "bin" CACHE STRING "Relative runtime directory path")
+set(VPP_LIBRARY_DIR "lib" CACHE STRING "Relative library directory path")
 
-set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
-set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${VPP_RUNTIME_DIR})
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${VPP_LIBRARY_DIR})
+set(VPP_BINARY_DIR ${CMAKE_BINARY_DIR}/CMakeFiles)
 
 if (CMAKE_BUILD_TYPE)
-  set(CMAKE_C_FLAGS "-g -fPIC ${CMAKE_C_FLAGS}")
-  set(CMAKE_C_FLAGS "-fstack-protector-all ${CMAKE_C_FLAGS}")
-  set(CMAKE_C_FLAGS "-Werror ${CMAKE_C_FLAGS}")
-  set(CMAKE_C_FLAGS "-DFORTIFY_SOURCE=2 ${CMAKE_C_FLAGS}")
+  set(CMAKE_C_FLAGS "-g -fPIC -Werror -Wall ${CMAKE_C_FLAGS}")
 endif()
 
 if (compiler_flag_no_address_of_packed_member)
   set(CMAKE_C_FLAGS "-Wno-address-of-packed-member ${CMAKE_C_FLAGS}")
 endif()
 
-set(CMAKE_C_FLAGS_RELEASE "-O2 ${CMAKE_C_FLAGS_RELEASE}")
-set(CMAKE_C_FLAGS_DEBUG "-O0 -DCLIB_DEBUG ${CMAKE_C_FLAGS_DEBUG}")
-set(CMAKE_LINKER_FLAGS_RELEASE "-pie -Wl,-z,now ${CMAKE_LINKER_FLAGS_RELEASE}")
+# release
+list(APPEND BUILD_TYPES "release")
+string(CONCAT CMAKE_C_FLAGS_RELEASE
+  "-O3 "
+  "-fstack-protector "
+  "-D_FORTIFY_SOURCE=2 "
+  "-fno-common "
+)
+
+string(CONCAT CMAKE_EXE_LINKER_FLAGS_RELEASE "-pie")
+
+# debug
+list(APPEND BUILD_TYPES "debug")
+string(CONCAT CMAKE_C_FLAGS_DEBUG
+  "-O0 "
+  "-DCLIB_DEBUG "
+  "-fstack-protector "
+  "-fno-common "
+)
+
+# coverity
+list(APPEND BUILD_TYPES "coverity")
+string(CONCAT CMAKE_C_FLAGS_COVERITY "-O2 -D__COVERITY__")
+
+# gcov
+list(APPEND BUILD_TYPES "gcov")
+string(CONCAT CMAKE_C_FLAGS_GCOV
+  "-O0 "
+  "-DCLIB_DEBUG "
+  "-DCLIB_GCOV "
+  "-fprofile-arcs "
+  "-ftest-coverage ")
+
 string(TOUPPER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_UC)
 
+
+string(REPLACE ";" " " BUILD_TYPES_STR "${BUILD_TYPES}")
+set_property(CACHE CMAKE_BUILD_TYPE PROPERTY
+	     HELPSTRING "Build type - valid options are: ${BUILD_TYPES_STR}")
+
+##############################################################################
+# link time optimizations
+##############################################################################
+if (CMAKE_BUILD_TYPE_UC STREQUAL "RELEASE")
+  check_ipo_supported(RESULT _result)
+  if (_result)
+    option(VPP_USE_LTO "Link time optimization of release binaries" ON)
+  endif()
+endif()
+
+##############################################################################
+# sanitizers
+##############################################################################
+
+option(VPP_ENABLE_SANITIZE_ADDR "Enable Address Sanitizer" OFF)
+set(VPP_SANITIZE_ADDR_OPTIONS
+  "unmap_shadow_on_exit=1:disable_coredump=0:abort_on_error=1:detect_leaks=0"
+  CACHE
+  STRING "Address sanitizer arguments"
+)
+
+if (VPP_ENABLE_SANITIZE_ADDR)
+  set(CMAKE_C_FLAGS "-fsanitize=address -DCLIB_SANITIZE_ADDR ${CMAKE_C_FLAGS}")
+  set(CMAKE_EXE_LINKER_FLAGS "-fsanitize=address ${CMAKE_EXE_LINKER_FLAGS}")
+  set(CMAKE_SHARED_LINKER_FLAGS "-fsanitize=address ${CMAKE_SHARED_LINKER_FLAGS}")
+endif (VPP_ENABLE_SANITIZE_ADDR)
+
+##############################################################################
+# trajectory trace
+##############################################################################
+
+option(VPP_ENABLE_TRAJECTORY_TRACE "Build vpp with trajectory tracing enabled" OFF)
+if(VPP_ENABLE_TRAJECTORY_TRACE)
+  set(CMAKE_C_FLAGS "-DVLIB_BUFFER_TRACE_TRAJECTORY=1 ${CMAKE_C_FLAGS}")
+endif()
+
 ##############################################################################
 # install config
 ##############################################################################
-set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+option(VPP_SET_RPATH "Set rpath for resulting binaries and libraries." ON)
+if(VPP_SET_RPATH)
+  set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+endif()
 set(CMAKE_INSTALL_MESSAGE NEVER)
 
 include_directories (
 	${CMAKE_SOURCE_DIR}
-	${CMAKE_BINARY_DIR}
-	${CMAKE_BINARY_DIR}/include
+	${VPP_BINARY_DIR}
 )
 set(CMAKE_INSTALL_DEFAULT_COMPONENT_NAME "vpp")
 
@@ -93,11 +179,14 @@ include(cmake/plugin.cmake)
 ##############################################################################
 # subdirs - order matters
 ##############################################################################
-if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
+option(VPP_HOST_TOOLS_ONLY "Build only host tools" OFF)
+if(VPP_HOST_TOOLS_ONLY)
+  set(SUBDIRS tools/vppapigen cmake)
+elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
   find_package(OpenSSL REQUIRED)
   set(SUBDIRS
-    vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vcl plugins
-    vpp-api tools/vppapigen tools/g2 tools/elftool tools/perftool cmake pkg
+    vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vat2 vcl plugins
+    vpp-api tools/vppapigen tools/g2 tools/perftool cmake pkg
     tools/appimage
   )
 elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
@@ -107,7 +196,7 @@ else()
 endif()
 
 foreach(DIR ${SUBDIRS})
-  add_subdirectory(${DIR})
+  add_subdirectory(${DIR} ${VPP_BINARY_DIR}/${DIR})
 endforeach()
 
 ##############################################################################
@@ -128,6 +217,44 @@ if (VPP_GIT_TOPLEVEL_DIR)
   )
 endif()
 
+##############################################################################
+# custom targets
+##############################################################################
+
+add_custom_target(run
+  COMMAND ./${VPP_RUNTIME_DIR}/vpp -c startup.conf
+  COMMENT "Starting VPP..."
+  USES_TERMINAL
+)
+
+add_custom_target(debug
+  COMMAND gdb --args ./${VPP_RUNTIME_DIR}/vpp -c startup.conf
+  COMMENT "Starting VPP in the debugger..."
+  USES_TERMINAL
+)
+
+add_custom_target(config
+  COMMAND ccmake ${CMAKE_BINARY_DIR}
+  COMMENT "Starting Configuration TUI..."
+  USES_TERMINAL
+)
+
+add_custom_target(compdb
+  COMMAND ninja -C ${CMAKE_BINARY_DIR} -t compdb |
+          ${CMAKE_SOURCE_DIR}/scripts/compdb_cleanup.py >
+	  ${CMAKE_BINARY_DIR}/compile_commands.json
+  COMMENT "Generating compile_commands.json"
+  USES_TERMINAL
+)
+
+foreach(bt ${BUILD_TYPES})
+  add_custom_target(set-build-type-${bt}
+    COMMAND cmake -DCMAKE_BUILD_TYPE:STRING=${bt} .
+    COMMENT "Changing build type to ${bt}"
+    USES_TERMINAL
+  )
+endforeach()
+
 ##############################################################################
 # print configuration
 ##############################################################################
@@ -137,7 +264,8 @@ pr("VPP library version" "${VPP_LIB_VERSION}")
 pr("GIT toplevel dir" "${VPP_GIT_TOPLEVEL_DIR}")
 pr("Build type" "${CMAKE_BUILD_TYPE}")
 pr("C flags" "${CMAKE_C_FLAGS}${CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE_UC}}")
-pr("Linker flags" "${CMAKE_LINKER_FLAGS}${CMAKE_LINKER_FLAGS_${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}}")
 pr("Host processor" "${CMAKE_HOST_SYSTEM_PROCESSOR}")
 pr("Target processor" "${CMAKE_SYSTEM_PROCESSOR}")
 pr("Prefix path" "${CMAKE_PREFIX_PATH}")