1 # Copyright (C) 2014 Canonical Ltd
3 # This program is free software: you can redistribute it and/or modify
4 # it under the terms of the GNU Lesser General Public License version 3 as
5 # published by the Free Software Foundation.
7 # This program is distributed in the hope that it will be useful,
8 # but WITHOUT ANY WARRANTY; without even the implied warranty of
9 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 # GNU Lesser General Public License for more details.
12 # You should have received a copy of the GNU Lesser General Public License
13 # along with this program. If not, see <http://www.gnu.org/licenses/>.
15 # Build with system gmock and embedded gtest
23 # target_link_libraries(
25 # ${GTEST_BOTH_LIBRARIES}
28 # NOTE: Due to the way this package finder is implemented, do not attempt
29 # to find the GMock package more than once.
33 pkg_check_modules(GTEST gtest )
34 pkg_check_modules(GTEST_MAIN gtest_main)
35 pkg_check_modules(GMOCK gmock )
36 pkg_check_modules(GMOCK_MAIN gmock_main)
38 if (NOT (GTEST_FOUND AND GTEST_MAIN_FOUND AND GMOCK_FOUND AND GMOCK_MAIN_FOUND))
40 if (EXISTS "/usr/src/googletest")
42 set(GMOCK_SOURCE_DIR "/usr/src/googletest/googlemock" CACHE PATH "gmock source directory")
43 set(GMOCK_INCLUDE_DIRS "${GMOCK_SOURCE_DIR}/include" CACHE PATH "gmock source include directory")
44 set(GTEST_INCLUDE_DIRS "/usr/src/googletest/googletest/include" CACHE PATH "gtest source include directory")
46 set(GMOCK_SOURCE_DIR "/usr/src/gmock" CACHE PATH "gmock source directory")
47 set(GMOCK_INCLUDE_DIRS "/usr/include" CACHE PATH "gmock source include directory")
48 set(GTEST_INCLUDE_DIRS "/usr/include" CACHE PATH "gtest source include directory")
51 # We add -g so we get debug info for the gtest stack frames with gdb.
52 # The warnings are suppressed so we get a noise-free build for gtest and gmock if the caller
53 # has these warnings enabled.
54 set(findgmock_cxx_flags "${CMAKE_CXX_FLAGS} -g -Wno-old-style-cast -Wno-missing-field-initializers -Wno-ctor-dtor-privacy -Wno-switch-default")
56 set(findgmock_bin_dir "${CMAKE_CURRENT_BINARY_DIR}/gmock")
57 set(findgmock_gtest_lib "${findgmock_bin_dir}/gtest/libgtest.a")
58 set(findgmock_gtest_main_lib "${findgmock_bin_dir}/gtest/libgtest_main.a")
59 set(findgmock_gmock_lib "${findgmock_bin_dir}/libgmock.a")
60 set(findgmock_gmock_main_lib "${findgmock_bin_dir}/libgmock_main.a")
62 include(ExternalProject)
63 ExternalProject_Add(GMock SOURCE_DIR "${GMOCK_SOURCE_DIR}"
64 BINARY_DIR "${findgmock_bin_dir}"
65 BUILD_BYPRODUCTS "${findgmock_gtest_lib}"
66 "${findgmock_gtest_main_lib}"
67 "${findgmock_gmock_lib}"
68 "${findgmock_gmock_main_lib}"
70 CMAKE_ARGS "-DCMAKE_CXX_FLAGS=${findgmock_cxx_flags}")
72 add_library(gtest INTERFACE)
73 target_include_directories(gtest INTERFACE ${GTEST_INCLUDE_DIRS})
74 target_link_libraries(gtest INTERFACE ${findgmock_gtest_lib} ${CMAKE_THREAD_LIBS_INIT})
75 add_dependencies(gtest GMock)
77 add_library(gtest_main INTERFACE)
78 target_include_directories(gtest_main INTERFACE ${GTEST_INCLUDE_DIRS})
79 target_link_libraries(gtest_main INTERFACE ${findgmock_gtest_main_lib} gtest)
81 add_library(gmock INTERFACE)
82 target_include_directories(gmock INTERFACE ${GMOCK_INCLUDE_DIRS})
83 target_link_libraries(gmock INTERFACE ${findgmock_gmock_lib} gtest)
85 add_library(gmock_main INTERFACE)
86 target_include_directories(gmock_main INTERFACE ${GMOCK_INCLUDE_DIRS})
87 target_link_libraries(gmock_main INTERFACE ${findgmock_gmock_main_lib} gmock gtest_main)
89 set(GTEST_LIBRARIES gtest)
90 set(GTEST_MAIN_LIBRARIES gtest_main)
91 set(GMOCK_LIBRARIES gmock gmock_main)
93 unset(findgmock_cxx_flags)
94 unset(findgmock_bin_dir)
95 unset(findgmock_gtest_lib)
96 unset(findgmock_gtest_main_lib)
97 unset(findgmock_gmock_lib)
98 unset(findgmock_gmock_main_lib)
102 set(GTEST_BOTH_LIBRARIES ${GTEST_LIBRARIES} ${GTEST_MAIN_LIBRARIES})