# Author: Philippe Liard
-
cmake_minimum_required (VERSION 2.8)
project (libphonenumber)
-# Find Google Test library
-find_path (GTEST_INCLUDE_DIR gtest/gtest.h)
-
-if (GTEST_INCLUDE_DIR STREQUAL "GTEST_INCLUDE_DIR-NOTFOUND")
- message (FATAL_ERROR
- "Can't find Google Test framework headers. Please read README.")
-endif ()
-
-include_directories (${GTEST_INCLUDE_DIR})
-
-find_library (GTEST_LIB gtest)
-
-if (GTEST_LIB STREQUAL "GTEST_LIB-NOTFOUND")
- message (FATAL_ERROR
- "Can't find Google Test framework library. Please read README.")
-endif ()
-
-
-# Find Google RE2 library
-find_path (RE2_INCLUDE_DIR re2/re2.h)
+# Helper functions dealing with finding libraries and programs this library
+# depends on.
-if (RE2_INCLUDE_DIR STREQUAL "RE2_INCLUDE_DIR-NOTFOUND")
+function (print_error DESCRIPTION FILE)
message (FATAL_ERROR
- "Can't find Google RE2 headers. Please read README.")
-endif ()
-
-include_directories (${RE2_INCLUDE_DIR})
-
-find_library (RE2_LIB re2)
-
-if (RE2_LIB STREQUAL "RE2_LIB-NOTFOUND")
- message (FATAL_ERROR
- "Can't find Google RE2 library. Please read README.")
-endif ()
-
-
-# Find Protocol Buffers compiler
-find_program (PROTOC NAMES protoc)
-
-if (PROTOC STREQUAL "PROTOC-NOTFOUND")
- message (FATAL_ERROR
- "Can't find Google Protocol Buffers compiler (protoc). "
- "Please read README.")
-endif ()
-
-# Find Protocol Buffers library
-find_path (PROTOBUF_INCLUDE_DIR google/protobuf/message_lite.h)
-
-if (PROTOBUF_INCLUDE_DIR STREQUAL "PROTOBUF_INCLUDE_DIR-NOTFOUND")
- message (FATAL_ERROR
- "Can't find Google Protocol headers. Please read README.")
-endif ()
-
-include_directories (${PROTOBUF_INCLUDE_DIR})
-
-find_library (PROTOBUF_LIB protobuf)
+ "Can't find ${DESCRIPTION}: can't locate ${FILE}. Please read the README.")
+endfunction ()
+
+# Find a library. If it has not been found, stop CMake with a fatal error
+# message.
+function (find_required_library NAME HEADER LIBRARY DESCRIPTION)
+ # Check the header.
+ find_path (${NAME}_INCLUDE_DIR ${HEADER})
+ set (INCLUDE_DIR ${NAME}_INCLUDE_DIR)
+
+ if (${INCLUDE_DIR} STREQUAL "${INCLUDE_DIR}-NOTFOUND")
+ print_error (${DESCRIPTION} ${HEADER})
+ endif ()
+ include_directories (${INCLUDE_DIR})
+ # Check the binary.
+ find_library (${NAME}_LIB ${LIBRARY})
+ set (LIB ${NAME}_LIB)
-if (PROTOBUF_LIB STREQUAL "PROTOBUF_LIB-NOTFOUND")
- message (FATAL_ERROR
- "Can't find Google Protocol Buffers library. Please read README.")
-endif ()
+ if (${LIB} STREQUAL "${LIB}-NOTFOUND")
+ print_error (${DESCRIPTION} ${LIBRARY})
+ endif ()
+endfunction (find_required_library)
-# Check Protocol Buffers version (if pkg-config available)
+# Check the library version (if pkg-config available).
find_package (PkgConfig)
+function (check_library_version NAME LIBRARY VERSION)
+ if (PKG_CONFIG_EXECUTABLE)
+ pkg_check_modules (NAME REQUIRED ${LIBRARY}>=${VERSION})
+ endif (PKG_CONFIG_EXECUTABLE)
+endfunction ()
+
+# Find a program. If it has not been found, stop CMake with a fatal error
+# message.
+function (find_required_program NAME FILENAME DESCRIPTION)
+ find_program (${NAME}_BIN NAMES ${FILENAME})
+
+ if (${NAME}_BIN STREQUAL "${${NAME}_BIN}-NOTFOUND")
+ print_error (${DESCRIPTION} ${FILENAME})
+ endif ()
+endfunction (find_required_program)
-if (PKG_CONFIG_EXECUTABLE)
- pkg_check_modules (PC_PROTOBUF REQUIRED protobuf>=2.4)
-endif (PKG_CONFIG_EXECUTABLE)
-
-# Find ICU
-find_path (ICU_INCLUDE_DIR unicode/unistr.h unicode/normlzr.h)
+# Find all the required libraries and programs.
+find_required_library (GTEST gtest/gtest.h gtest "Google Test framework")
-if (ICU_INCLUDE_DIR STREQUAL "ICU_INCLUDE_DIR-NOTFOUND")
- message (FATAL_ERROR
- "Can't find ICU headers. Please read README.")
-endif ()
+find_required_library (RE2 re2/re2.h re2 "Google RE2")
-include_directories (${ICU_INCLUDE_DIR})
+find_required_library (PROTOBUF google/protobuf/message_lite.h protobuf
+ "Google Protocol Buffers")
+check_library_version (PC_PROTOBUF protobuf 2.4)
-find_library (ICU_LIB icui18n)
-
-if (ICU_LIB STREQUAL "ICU_LIB-NOTFOUND")
- message (FATAL_ERROR
- "Can't find ICU library. Please read README.")
-endif ()
+find_required_library (ICU unicode/unistr.h icui18n "ICU")
+check_library_version (PC_ICU icui18n 4.4)
+find_required_program (PROTOC protoc
+ "Google Protocol Buffers compiler (protoc)")
-# Add protoc (Protocol Buffers compiler) target
+# Add protoc (Protocol Buffers compiler) target.
set (
PROTOBUF_SOURCES "${CMAKE_SOURCE_DIR}/src/phonemetadata.proto"
"${CMAKE_SOURCE_DIR}/src/phonenumber.proto"
)
add_custom_command (
- COMMAND ${PROTOC} --cpp_out=${CMAKE_SOURCE_DIR}
+ COMMAND ${PROTOC_BIN} --cpp_out=${CMAKE_SOURCE_DIR}
--proto_path=${CMAKE_SOURCE_DIR} ${PROTOBUF_SOURCES}
OUTPUT ${PROTOBUF_OUTPUT}
COMMENT "Generating Protocol Buffers code"
)
-# Platform independent sources
+# Platform independent sources.
set (
SOURCES
"src/base/at_exit.cc"
"src/base/threading/thread_restrictions.cc"
"src/default_logger.cc"
"src/logger_adapter.cc"
- "src/metadata.cc" # Generated by src/embed_binary_data.sh
- "src/phonemetadata.pb.cc" # Generated by Protocol Buffers
- "src/phonenumber.pb.cc" # Generated by Protocol Buffers
+ "src/metadata.cc"
+ "src/phonemetadata.pb.cc" # Generated by Protocol Buffers.
+ "src/phonenumber.pb.cc" # Generated by Protocol Buffers.
"src/phonenumberutil.cc"
"src/re2_cache.cc"
"src/stringutil.cc"
if (CMAKE_COMPILER_IS_GNUCXX)
add_definitions ("-Wall -Wextra -Werror")
- # The next flags are needed by base/ source files to compile
- # low level code needed by Singleton
+ # The next flags are needed by base/ source files to compile low level code
+ # needed by Singleton.
add_definitions ("-DCOMPILER_GCC -DOS_POSIX -DOS_LINUX")
if (${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86.*")
add_definitions ("-DARCH_CPU_X86_FAMILY")
- # Add GCC specific sources
+ # Add GCC specific sources.
list (APPEND SOURCES "src/base/atomicops_internals_x86_gcc.cc")
elseif (${CMAKE_SYSTEM_PROCESSOR} MATCHES ".*arm.*")
endif ()
endif ()
- # Add POSIX specific sources
+ # Add POSIX specific sources.
list (
APPEND SOURCES
"src/base/synchronization/lock_impl_posix.cc"
"src/base/threading/thread_local_posix.cc"
)
else (WIN32)
- # TODO: add Windows support (define COMPILER_MSVC, OS_WIN)
+ # TODO: add Windows support (define COMPILER_MSVC, OS_WIN).
list (
APPEND SOURCES
"src/base/synchronization/lock_impl_win.cc"
"src/base/threading/platform_thread_win.cc"
"src/base/threading/thread_local_win.cc"
)
- # TODO: Windows specific flags
+ # TODO: Windows specific flags.
endif ()
-
include_directories ("src")
include_directories (".")
-
+
add_library (phonenumber STATIC ${SOURCES})
add_dependencies (phonenumber generate-sources)
target_link_libraries (phonenumber ${RE2_LIB} ${PROTOBUF_LIB} ${ICU_LIB})
-# Tests
-
+# Tests.
set (TEST_SOURCES
"src/phonenumberutil_test.cc"
"src/re2_cache_test.cc"
)
add_executable (libphonenumber_test ${TEST_SOURCES})
-
target_link_libraries (libphonenumber_test phonenumber ${GTEST_LIB} pthread)