blob: d467da7549a03bb4af915e0246165662bce81c2b [file] [log] [blame]
Damjan Marion612dd6a2018-07-30 12:45:07 +02001# Copyright (c) 2018 Cisco and/or its affiliates.
2# Licensed under the Apache License, Version 2.0 (the "License");
3# you may not use this file except in compliance with the License.
4# You may obtain a copy of the License at:
5#
6# http://www.apache.org/licenses/LICENSE-2.0
7#
8# Unless required by applicable law or agreed to in writing, software
9# distributed under the License is distributed on an "AS IS" BASIS,
10# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11# See the License for the specific language governing permissions and
12# limitations under the License.
13
14cmake_minimum_required(VERSION 3.5 FATAL_ERROR)
15
16project(vpp C)
17
18include(CheckCCompilerFlag)
Damjan Marionff426932019-01-26 14:12:25 +010019include(cmake/misc.cmake)
Damjan Mariond16004d2018-08-26 10:14:52 +020020include(cmake/cpu.cmake)
21include(cmake/ccache.cmake)
Damjan Marion612dd6a2018-07-30 12:45:07 +020022
23##############################################################################
Damjan Marionc6c02462018-08-31 17:38:57 +020024# VPP Version
25##############################################################################
26execute_process(
27 WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
28 COMMAND scripts/version
29 OUTPUT_VARIABLE VPP_VERSION
30 OUTPUT_STRIP_TRAILING_WHITESPACE
31)
32string(REPLACE "-" ";" VPP_LIB_VERSION ${VPP_VERSION})
33list(GET VPP_LIB_VERSION 0 VPP_LIB_VERSION)
34
35##############################################################################
Damjan Mariondd395292019-01-15 00:36:03 +010036# cross compiling
37##############################################################################
38if(CMAKE_CROSSCOMPILING)
39 set(CMAKE_IGNORE_PATH
40 /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-linux-gnu/
41 /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-linux-gnu/lib/
42 )
43endif()
Damjan Marion64911362019-01-18 17:09:44 +010044set(CMAKE_C_COMPILER_TARGET ${CMAKE_SYSTEM_PROCESSOR}-linux-gnu)
Damjan Mariondd395292019-01-15 00:36:03 +010045
46##############################################################################
Damjan Marion612dd6a2018-07-30 12:45:07 +020047# build config
48##############################################################################
Damjan Marion847d5282019-01-17 18:25:11 +010049check_c_compiler_flag("-Wno-address-of-packed-member"
50 compiler_flag_no_address_of_packed_member)
51
Damjan Marion612dd6a2018-07-30 12:45:07 +020052set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
53set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
Damjan Marion612dd6a2018-07-30 12:45:07 +020054
Damjan Marion847d5282019-01-17 18:25:11 +010055if (CMAKE_BUILD_TYPE)
56 set(CMAKE_C_FLAGS "-g -fPIC ${CMAKE_C_FLAGS}")
57 set(CMAKE_C_FLAGS "-fstack-protector-all ${CMAKE_C_FLAGS}")
58 set(CMAKE_C_FLAGS "-Werror ${CMAKE_C_FLAGS}")
59 set(CMAKE_C_FLAGS "-DFORTIFY_SOURCE=2 ${CMAKE_C_FLAGS}")
Damjan Marion33ed3e42018-08-27 15:59:30 +020060endif()
61
Damjan Marion847d5282019-01-17 18:25:11 +010062if (compiler_flag_no_address_of_packed_member)
63 set(CMAKE_C_FLAGS "-Wno-address-of-packed-member ${CMAKE_C_FLAGS}")
64endif()
65
66set(CMAKE_C_FLAGS_RELEASE "-O2 ${CMAKE_C_FLAGS_RELEASE}")
67set(CMAKE_C_FLAGS_DEBUG "-O0 -DCLIB_DEBUG ${CMAKE_C_FLAGS_DEBUG}")
68set(CMAKE_LINKER_FLAGS_RELEASE "-pie -Wl,-z,now ${CMAKE_LINKER_FLAGS_RELEASE}")
69string(TOUPPER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_UC)
70
Damjan Marion612dd6a2018-07-30 12:45:07 +020071##############################################################################
Damjan Marion612dd6a2018-07-30 12:45:07 +020072# install config
73##############################################################################
Damjan Marion79dcbc72018-09-12 14:01:10 +020074set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
Damjan Marion612dd6a2018-07-30 12:45:07 +020075set(CMAKE_INSTALL_MESSAGE NEVER)
76
Damjan Marion612dd6a2018-07-30 12:45:07 +020077include_directories (
78 ${CMAKE_SOURCE_DIR}
79 ${CMAKE_BINARY_DIR}
80 ${CMAKE_BINARY_DIR}/include
81)
82set(CMAKE_INSTALL_DEFAULT_COMPONENT_NAME "vpp")
83
84set(THREADS_PREFER_PTHREAD_FLAG ON)
85find_package(Threads REQUIRED)
Damjan Marion612dd6a2018-07-30 12:45:07 +020086
Damjan Marion1ee346a2019-03-18 17:06:51 +010087include(cmake/syscall.cmake)
Damjan Mariond16004d2018-08-26 10:14:52 +020088include(cmake/api.cmake)
Damjan Marion4553c952018-08-26 11:04:40 +020089include(cmake/library.cmake)
90include(cmake/exec.cmake)
Damjan Mariond16004d2018-08-26 10:14:52 +020091include(cmake/plugin.cmake)
Damjan Marion612dd6a2018-07-30 12:45:07 +020092
93##############################################################################
Damjan Marion0abd4a22018-08-28 12:57:29 +020094# subdirs - order matters
Damjan Marion612dd6a2018-07-30 12:45:07 +020095##############################################################################
Damjan Marion4dffd1c2018-09-03 12:30:36 +020096if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
97 find_package(OpenSSL REQUIRED)
98 set(SUBDIRS
99 vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vcl plugins
Damjan Marion4d2f86a2019-01-18 13:28:22 +0100100 vpp-api tools/vppapigen tools/g2 tools/elftool tools/perftool cmake pkg
Damjan Marion0fa900e2018-09-12 12:12:36 +0200101 )
Damjan Marion4dffd1c2018-09-03 12:30:36 +0200102elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
103 set(SUBDIRS vppinfra)
104else()
105 message(FATAL_ERROR "Unsupported system: ${CMAKE_SYSTEM_NAME}")
106endif()
107
108foreach(DIR ${SUBDIRS})
Damjan Marion612dd6a2018-07-30 12:45:07 +0200109 add_subdirectory(${DIR})
Damjan Marion0abd4a22018-08-28 12:57:29 +0200110endforeach()
Damjan Marion612dd6a2018-07-30 12:45:07 +0200111
Damjan Marioneeadc142018-09-13 20:02:12 +0200112##############################################################################
Damjan Marionc6c02462018-08-31 17:38:57 +0200113# detect if we are inside git repo and add configure dependency
114##############################################################################
115execute_process(
116 WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
117 COMMAND git rev-parse --show-toplevel
118 OUTPUT_VARIABLE VPP_GIT_TOPLEVEL_DIR
119 OUTPUT_STRIP_TRAILING_WHITESPACE
Damjan Marion6077c972019-01-28 17:55:59 +0100120 ERROR_QUIET
Damjan Marionc6c02462018-08-31 17:38:57 +0200121)
122
123if (VPP_GIT_TOPLEVEL_DIR)
124 set_property(
125 DIRECTORY APPEND PROPERTY
126 CMAKE_CONFIGURE_DEPENDS ${VPP_GIT_TOPLEVEL_DIR}/.git/index
127 )
128endif()
129
130##############################################################################
131# print configuration
132##############################################################################
133message(STATUS "Configuration:")
134pr("VPP version" "${VPP_VERSION}")
135pr("VPP library version" "${VPP_LIB_VERSION}")
136pr("GIT toplevel dir" "${VPP_GIT_TOPLEVEL_DIR}")
Damjan Marion847d5282019-01-17 18:25:11 +0100137pr("Build type" "${CMAKE_BUILD_TYPE}")
138pr("C flags" "${CMAKE_C_FLAGS}${CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE_UC}}")
139pr("Linker flags" "${CMAKE_LINKER_FLAGS}${CMAKE_LINKER_FLAGS_${CMAKE_BUILD_TYPE_UC}}")
Damjan Mariondd395292019-01-15 00:36:03 +0100140pr("Host processor" "${CMAKE_HOST_SYSTEM_PROCESSOR}")
Damjan Marionc6c02462018-08-31 17:38:57 +0200141pr("Target processor" "${CMAKE_SYSTEM_PROCESSOR}")
Damjan Marion4a6cb832018-09-18 18:41:38 +0200142pr("Prefix path" "${CMAKE_PREFIX_PATH}")
Damjan Marionc6c02462018-08-31 17:38:57 +0200143pr("Install prefix" "${CMAKE_INSTALL_PREFIX}")
Damjan Marion855e2682018-08-24 13:37:45 +0200144