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605 lines
23 KiB
605 lines
23 KiB
CMAKE_MINIMUM_REQUIRED (VERSION 2.8) |
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INCLUDE (CheckIncludeFiles) |
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INCLUDE (CheckTypeSize) |
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INCLUDE (CheckFunctionExists) |
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INCLUDE (CheckSymbolExists) |
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INCLUDE (CheckCSourceCompiles) |
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INCLUDE (CheckStructHasMember) |
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INCLUDE (CheckLibraryExists) |
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PROJECT (c-ares C) |
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# This is for libtool compatibility, and specified in a form that is easily |
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# translatable from libtool (even if the actual form doesn't make sense). |
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# For instance, in an autotools project, in Makefile.am there is a line that |
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# contains something like: |
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# -version-info 4:0:2 |
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# This breaks down into sections of current:revision:age |
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# This then generates a version of "(current-age).age.revision" with an |
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# interface version of "(current-age)" |
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# For example, a version of 4:0:2 would generate output such as: |
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# libname.so -> libname.so.2 |
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# libname.so.2 -> libname.so.2.2.0 |
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SET (CARES_LIB_VERSIONINFO "4:0:2") |
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OPTION (CARES_STATIC "Build as a static library" OFF) |
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OPTION (CARES_SHARED "Build as a shared library" ON) |
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OPTION (CARES_INSTALL "Create installation targets (chain builders may want to disable this)" ON) |
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OPTION (CARES_STATIC_PIC "Build the static library as PIC (position independent)" OFF) |
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# Keep build organized. |
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SET (CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin) |
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SET (CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/lib) |
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SET (CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/lib) |
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SET (PACKAGE_DIRECTORY ${PROJECT_BINARY_DIR}/package) |
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# Install path helpers |
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IF (NOT DEFINED CARES_INSTALL_LOCATION_LIBS) |
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SET (CARES_INSTALL_LOCATION_LIBS ${CMAKE_INSTALL_PREFIX}/lib CACHE INTERNAL "") |
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ENDIF () |
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IF (NOT DEFINED CARES_INSTALL_LOCATION_HEADERS) |
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SET (CARES_INSTALL_LOCATION_HEADERS ${CMAKE_INSTALL_PREFIX}/include CACHE INTERNAL "") |
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ENDIF () |
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IF (NOT DEFINED CARES_INSTALL_LOCATION_BIN) |
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SET (CARES_INSTALL_LOCATION_BIN ${CMAKE_INSTALL_PREFIX}/bin CACHE INTERNAL "") |
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ENDIF () |
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# When chain building C-Ares, we should set some of the same variables that a |
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# standard Find_Package(CAres) would set. It just references the internal |
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# build paths rather than an already-installed version. |
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SET (CARES_FOUND 1 CACHE INTERNAL "CARES LIBRARY FOUND") |
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SET (CARES_INCLUDE_DIRS "${PROJECT_BINARY_DIR};${CMAKE_CURRENT_SOURCE_DIR}" CACHE INTERNAL "CARES INCLUDE DIRECTORIES") |
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SET (CARES_LIBRARIES cares CACHE INTERNAL "CARES LIBRARIES") |
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IF (CARES_STATIC AND NOT CARES_SHARED) |
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SET (CARES_DEFINITIONS "-DCARES_STATICLIB" CACHE INTERNAL "CARES DEFINITIONS") |
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ENDIF () |
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# Look for dependent/required libraries |
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CHECK_LIBRARY_EXISTS (resolv res_servicename "" HAVE_RES_SERVICENAME_IN_LIBRESOLV) |
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IF (HAVE_RES_SERVICENAME_IN_LIBRESOLV) |
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SET (HAVE_LIBRESOLV 1) |
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ENDIF () |
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IF (APPLE) |
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CHECK_C_SOURCE_COMPILES (" |
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#include <stdio.h> |
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#include <TargetConditionals.h> |
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int main() { |
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#if TARGET_OS_IPHONE == 0 |
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#error Not an iPhone target |
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#endif |
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return 0; |
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} |
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" |
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IOS) |
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CHECK_C_SOURCE_COMPILES (" |
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#include <stdio.h> |
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#include <TargetConditionals.h> |
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int main() { |
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#if TARGET_OS_IPHONE == 0 || __IPHONE_OS_VERSION_MIN_REQUIRED < 100000 |
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# error Not iOS v10 |
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#endif |
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return 0; |
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} |
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" |
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IOS_V10) |
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CHECK_C_SOURCE_COMPILES (" |
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#include <stdio.h> |
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#include <AvailabilityMacros.h> |
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#ifndef MAC_OS_X_VERSION_10_12 |
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# define MAC_OS_X_VERSION_10_12 101200 |
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#endif |
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int main() { |
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#if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_12 |
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# error Not MacOSX 10.12 or higher |
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#endif |
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return 0; |
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} |
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" |
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MACOS_V1012) |
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ENDIF () |
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IF (IOS AND HAVE_LIBRESOLV) |
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SET (CARES_USE_LIBRESOLV 1) |
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ENDIF() |
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CHECK_LIBRARY_EXISTS (nsl gethostbyname "" HAVE_LIBNSL) |
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CHECK_LIBRARY_EXISTS (socket gethostbyname "" HAVE_LIBSOCKET) |
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IF (NOT HAVE_LIBSOCKET) |
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CHECK_LIBRARY_EXISTS (socket socket "" HAVE_LIBSOCKET) |
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ENDIF () |
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CHECK_LIBRARY_EXISTS (rt clock_gettime "" HAVE_LIBRT) |
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# Look for necessary includes |
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CHECK_INCLUDE_FILES (sys/types.h HAVE_SYS_TYPES_H) |
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CHECK_INCLUDE_FILES (sys/socket.h HAVE_SYS_SOCKET_H) |
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CHECK_INCLUDE_FILES (arpa/inet.h HAVE_ARPA_INET_H) |
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CHECK_INCLUDE_FILES (arpa/nameser_compat.h HAVE_ARPA_NAMESER_COMPAT_H) |
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CHECK_INCLUDE_FILES (arpa/nameser.h HAVE_ARPA_NAMESER_H) |
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CHECK_INCLUDE_FILES (assert.h HAVE_ASSERT_H) |
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CHECK_INCLUDE_FILES (errno.h HAVE_ERRNO_H) |
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CHECK_INCLUDE_FILES (fcntl.h HAVE_FCNTL_H) |
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CHECK_INCLUDE_FILES (inttypes.h HAVE_INTTYPES_H) |
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CHECK_INCLUDE_FILES (limits.h HAVE_LIMITS_H) |
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CHECK_INCLUDE_FILES (malloc.h HAVE_MALLOC_H) |
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CHECK_INCLUDE_FILES (memory.h HAVE_MEMORY_H) |
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CHECK_INCLUDE_FILES (netdb.h HAVE_NETDB_H) |
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CHECK_INCLUDE_FILES (netinet/in.h HAVE_NETINET_IN_H) |
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CHECK_INCLUDE_FILES (netinet/tcp.h HAVE_NETINET_TCP_H) |
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CHECK_INCLUDE_FILES (net/if.h HAVE_NET_IF_H) |
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CHECK_INCLUDE_FILES (signal.h HAVE_SIGNAL_H) |
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CHECK_INCLUDE_FILES (socket.h HAVE_SOCKET_H) |
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CHECK_INCLUDE_FILES (stdbool.h HAVE_STDBOOL_H) |
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CHECK_INCLUDE_FILES (stdint.h HAVE_STDINT_H) |
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CHECK_INCLUDE_FILES (stdlib.h HAVE_STDLIB_H) |
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CHECK_INCLUDE_FILES (strings.h HAVE_STRINGS_H) |
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CHECK_INCLUDE_FILES (string.h HAVE_STRING_H) |
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CHECK_INCLUDE_FILES (stropts.h HAVE_STROPTS_H) |
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CHECK_INCLUDE_FILES (sys/ioctl.h HAVE_SYS_IOCTL_H) |
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CHECK_INCLUDE_FILES (sys/param.h HAVE_SYS_PARAM_H) |
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CHECK_INCLUDE_FILES (sys/select.h HAVE_SYS_SELECT_H) |
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CHECK_INCLUDE_FILES (sys/socket.h HAVE_SYS_SOCKET_H) |
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CHECK_INCLUDE_FILES (sys/stat.h HAVE_SYS_STAT_H) |
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CHECK_INCLUDE_FILES (sys/time.h HAVE_SYS_TIME_H) |
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CHECK_INCLUDE_FILES (sys/types.h HAVE_SYS_TYPES_H) |
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CHECK_INCLUDE_FILES (sys/uio.h HAVE_SYS_UIO_H) |
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CHECK_INCLUDE_FILES (time.h HAVE_TIME_H) |
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CHECK_INCLUDE_FILES (dlfcn.h HAVE_DLFCN_H) |
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CHECK_INCLUDE_FILES (unistd.h HAVE_UNISTD_H) |
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# Include order matters for these windows files. |
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CHECK_INCLUDE_FILES ("winsock2.h;windows.h" HAVE_WINSOCK2_H) |
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CHECK_INCLUDE_FILES ("winsock2.h;ws2tcpip.h;windows.h" HAVE_WS2TCPIP_H) |
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CHECK_INCLUDE_FILES ("winsock.h;windows.h" HAVE_WINSOCK_H) |
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CHECK_INCLUDE_FILES (windows.h HAVE_WINDOWS_H) |
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# Set system-specific compiler flags |
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IF (CMAKE_SYSTEM_NAME STREQUAL "Darwin") |
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LIST (APPEND SYSFLAGS -D_DARWIN_C_SOURCE) |
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ELSEIF (CMAKE_SYSTEM_NAME STREQUAL "Linux") |
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LIST (APPEND SYSFLAGS -D_GNU_SOURCE -D_POSIX_C_SOURCE=199309L -D_XOPEN_SOURCE=600) |
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ELSEIF (CMAKE_SYSTEM_NAME STREQUAL "SunOS") |
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LIST (APPEND SYSFLAGS -D__EXTENSIONS__ -D_REENTRANT -D_XOPEN_SOURCE=600) |
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ELSEIF (CMAKE_SYSTEM_NAME STREQUAL "AIX") |
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LIST (APPEND SYSFLAGS -D_ALL_SOURCE -D_XOPEN_SOURCE=600) |
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ELSEIF (CMAKE_SYSTEM_NAME STREQUAL "FreeBSD") |
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# Don't define _XOPEN_SOURCE on FreeBSD, it actually reduces visibility instead of increasing it |
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ELSEIF (WIN32) |
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LIST (APPEND SYSFLAGS -DWIN32_LEAN_AND_MEAN -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE) |
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ENDIF () |
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ADD_DEFINITIONS(${SYSFLAGS}) |
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# Tell C-Ares about libraries to depend on |
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IF (HAVE_LIBRESOLV) |
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LIST (APPEND CARES_DEPENDENT_LIBS resolv) |
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ENDIF () |
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IF (HAVE_LIBNSL) |
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LIST (APPEND CARES_DEPENDENT_LIBS nsl) |
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ENDIF () |
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IF (HAVE_LIBSOCKET) |
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LIST (APPEND CARES_DEPENDENT_LIBS socket) |
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ENDIF () |
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IF (HAVE_LIBRT) |
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LIST (APPEND CARES_DEPENDENT_LIBS rt) |
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ENDIF () |
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IF (WIN32) |
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LIST (APPEND CARES_DEPENDENT_LIBS ws2_32) |
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ENDIF () |
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# When checking for symbols, we need to make sure we set the proper |
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# headers, libraries, and definitions for the detection to work properly |
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# CMAKE_REQUIRED_DEFINITIONS, CMAKE_REQUIRED_LIBRARIES, and |
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# CMAKE_EXTRA_INCLUDE_FILES. When we're done with the detection, we'll |
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# unset them. |
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SET (CMAKE_REQUIRED_DEFINITIONS ${SYSFLAGS}) |
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LIST (APPEND CMAKE_REQUIRED_LIBRARIES ${CARES_DEPENDENT_LIBS}) |
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MACRO (CARES_EXTRAINCLUDE_IFSET var include) |
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IF (${var}) |
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LIST (APPEND CMAKE_EXTRA_INCLUDE_FILES ${include}) |
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ENDIF () |
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ENDMACRO () |
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CARES_EXTRAINCLUDE_IFSET (HAVE_STDBOOL_H stdbool.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_SYS_TYPES_H sys/types.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_ARPA_INET_H arpa/inet.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_ARPA_NAMESER_H arpa/nameser.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_NETDB_H netdb.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_NETINET_IN_H netinet/in.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_NETINET_TCP_H netinet/tcp.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_SIGNAL_H signal.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_SYS_IOCTL_H sys/ioctl.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_SYS_SELECT_H sys/select.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_SYS_SOCKET_H sys/socket.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_SYS_TIME_H sys/time.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_TIME_H time.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_FCNTL_H fcntl.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_UNISTD_H unistd.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_WINSOCK2_H winsock2.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_WS2TCPIP_H ws2tcpip.h) |
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CARES_EXTRAINCLUDE_IFSET (HAVE_WINDOWS_H windows.h) |
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# Check Types |
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# CHECK_TYPE_SIZE can't be used to see if a type exists because on Apple when |
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# building multi-arch, it will throw an error. So we need to wrap |
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# CHECK_C_SOURCE_COMPILES for our tests. |
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MACRO (CARES_TYPE_EXISTS type var) |
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SET(_CARES_C_SOURCE " |
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#include <stdio.h> |
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#include <stdlib.h> |
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") |
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FOREACH(_C_HEADER ${CMAKE_EXTRA_INCLUDE_FILES}) |
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SET(_CARES_C_SOURCE "${_CARES_C_SOURCE} |
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#include <${_C_HEADER}>") |
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ENDFOREACH(_C_HEADER) |
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SET(_CARES_C_SOURCE "${_CARES_C_SOURCE} |
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int main() { |
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${type} var_exists; |
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return 0; |
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} |
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") |
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CHECK_C_SOURCE_COMPILES ("${_CARES_C_SOURCE}" ${var}) |
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ENDMACRO () |
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CARES_TYPE_EXISTS (socklen_t HAVE_SOCKLEN_T) |
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CARES_TYPE_EXISTS (SOCKET HAVE_TYPE_SOCKET) |
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CARES_TYPE_EXISTS (bool HAVE_BOOL_T) |
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CARES_TYPE_EXISTS (ssize_t HAVE_SSIZE_T) |
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CARES_TYPE_EXISTS ("long long" HAVE_LONGLONG) |
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CARES_TYPE_EXISTS (sig_atomic_t HAVE_SIG_ATOMIC_T) |
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CARES_TYPE_EXISTS ("struct addrinfo" HAVE_STRUCT_ADDRINFO) |
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CARES_TYPE_EXISTS ("struct in6_addr" HAVE_STRUCT_IN6_ADDR) |
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CARES_TYPE_EXISTS ("struct sockaddr_in6" HAVE_STRUCT_SOCKADDR_IN6) |
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CARES_TYPE_EXISTS ("struct sockaddr_storage" HAVE_STRUCT_SOCKADDR_STORAGE) |
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CARES_TYPE_EXISTS ("struct timeval" HAVE_STRUCT_TIMEVAL) |
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# Check for preprocessor defines |
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CHECK_SYMBOL_EXISTS (AF_INET6 "${CMAKE_EXTRA_INCLUDE_FILES}" HAVE_AF_INET6) |
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CHECK_SYMBOL_EXISTS (O_NONBLOCK "${CMAKE_EXTRA_INCLUDE_FILES}" HAVE_O_NONBLOCK) |
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CHECK_SYMBOL_EXISTS (FIONBIO "${CMAKE_EXTRA_INCLUDE_FILES}" HAVE_FIONBIO) |
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CHECK_SYMBOL_EXISTS (SIOCGIFADDR "${CMAKE_EXTRA_INCLUDE_FILES}" HAVE_IOCTL_SIOCGIFADDR) |
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CHECK_SYMBOL_EXISTS (MSG_NOSIGNAL "${CMAKE_EXTRA_INCLUDE_FILES}" HAVE_MSG_NOSIGNAL) |
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CHECK_SYMBOL_EXISTS (PF_INET6 "${CMAKE_EXTRA_INCLUDE_FILES}" HAVE_PF_INET6) |
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CHECK_SYMBOL_EXISTS (SO_NONBLOCK "${CMAKE_EXTRA_INCLUDE_FILES}" HAVE_SO_NONBLOCK) |
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# XCode v8 bug: iOS when targeting less than v10, or MacOS when targeting less than v10.12 will |
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# say clock_gettime exists, it is a weak symbol that only exists in iOS10/MacOS10.12 and will |
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# cause a crash at runtime when running on older versions. Skip finding CLOCK_MONOTONIC on older |
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# OS's. |
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IF ((NOT APPLE) OR IOS_V10 OR MACOS_V1012) |
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CHECK_SYMBOL_EXISTS (CLOCK_MONOTONIC "${CMAKE_EXTRA_INCLUDE_FILES}" HAVE_CLOCK_GETTIME_MONOTONIC) |
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ENDIF () |
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CHECK_STRUCT_HAS_MEMBER("struct sockaddr_in6" sin6_scope_id "${CMAKE_EXTRA_INCLUDE_FILES}" HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID LANGUAGE C) |
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# Check for "LL" numeric suffix support |
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CHECK_C_SOURCE_COMPILES ("int main() { int n=1234LL; return 0; }" HAVE_LL) |
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# NOTE: CHECK_FUNCTION_EXISTS appears to be broken on 32bit Windows with VS2005 |
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# at least. It does not appear to honor CMAKE_REQUIRED_LIBRARIES for some |
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# reason so does not find functions that are not in the standard C library. |
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# For this reason, we are going to at least just make sure it is in the |
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# headers by using CHECK_SYMBOL_EXISTS. But we wrap it in a Macro to allow |
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# it to work on other systems |
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MACRO (CARES_FUNCTION_EXISTS func var) |
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IF (WIN32 AND MSVC) |
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CHECK_SYMBOL_EXISTS("${func}" "${CMAKE_EXTRA_INCLUDE_FILES}" "${var}") |
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ELSE () |
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CHECK_FUNCTION_EXISTS("${func}" "${var}") |
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ENDIF () |
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ENDMACRO () |
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CARES_FUNCTION_EXISTS (bitncmp HAVE_BITNCMP) |
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CARES_FUNCTION_EXISTS (closesocket HAVE_CLOSESOCKET) |
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CARES_FUNCTION_EXISTS (CloseSocket HAVE_CLOSESOCKET_CAMEL) |
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CARES_FUNCTION_EXISTS (connect HAVE_CONNECT) |
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CARES_FUNCTION_EXISTS (fcntl HAVE_FCNTL) |
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CARES_FUNCTION_EXISTS (freeaddrinfo HAVE_FREEADDRINFO) |
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CARES_FUNCTION_EXISTS (getaddrinfo HAVE_GETADDRINFO) |
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CARES_FUNCTION_EXISTS (getenv HAVE_GETENV) |
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CARES_FUNCTION_EXISTS (gethostbyaddr HAVE_GETHOSTBYADDR) |
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CARES_FUNCTION_EXISTS (gethostbyname HAVE_GETHOSTBYNAME) |
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CARES_FUNCTION_EXISTS (gethostname HAVE_GETHOSTNAME) |
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CARES_FUNCTION_EXISTS (getnameinfo HAVE_GETNAMEINFO) |
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CARES_FUNCTION_EXISTS (getservbyport_r HAVE_GETSERVBYPORT_R) |
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CARES_FUNCTION_EXISTS (gettimeofday HAVE_GETTIMEOFDAY) |
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CARES_FUNCTION_EXISTS (if_indextoname HAVE_IF_INDEXTONAME) |
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CARES_FUNCTION_EXISTS (inet_net_pton HAVE_INET_NET_PTON) |
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IF (NOT WIN32) |
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# Disabled on windows. CARES_FUNCTION_EXISTS will say they exist, but |
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# it doesn't appear as though proper headers really exist for these functions |
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# as there are prototype warnings during the build. |
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CARES_FUNCTION_EXISTS (inet_ntop HAVE_INET_NTOP) |
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CARES_FUNCTION_EXISTS (inet_pton HAVE_INET_PTON) |
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ENDIF () |
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CARES_FUNCTION_EXISTS (ioctl HAVE_IOCTL) |
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CARES_FUNCTION_EXISTS (ioctlsocket HAVE_IOCTLSOCKET) |
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CARES_FUNCTION_EXISTS (IoctlSocket HAVE_IOCTLSOCKET_CAMEL) |
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CARES_FUNCTION_EXISTS (recv HAVE_RECV) |
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CARES_FUNCTION_EXISTS (recvfrom HAVE_RECVFROM) |
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CARES_FUNCTION_EXISTS (send HAVE_SEND) |
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CARES_FUNCTION_EXISTS (setsockopt HAVE_SETSOCKOPT) |
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CARES_FUNCTION_EXISTS (socket HAVE_SOCKET) |
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CARES_FUNCTION_EXISTS (strcasecmp HAVE_STRCASECMP) |
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CARES_FUNCTION_EXISTS (strcmpi HAVE_STRCMPI) |
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CARES_FUNCTION_EXISTS (strdup HAVE_STRDUP) |
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CARES_FUNCTION_EXISTS (stricmp HAVE_STRICMP) |
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CARES_FUNCTION_EXISTS (strncasecmp HAVE_STRNCASECMP) |
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CARES_FUNCTION_EXISTS (strncmpi HAVE_STRNCMPI) |
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CARES_FUNCTION_EXISTS (strnicmp HAVE_STRNICMP) |
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CARES_FUNCTION_EXISTS (writev HAVE_WRITEV) |
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# Unset temporary data |
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SET (CMAKE_EXTRA_INCLUDE_FILES) |
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SET (CMAKE_REQUIRED_DEFINITIONS) |
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SET (CMAKE_REQUIRED_LIBRARIES) |
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################################################################################ |
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# recv, recvfrom, send, getnameinfo, gethostname |
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# ARGUMENTS AND RETURN VALUES |
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# |
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# The AutoTools build tries to be really thorough here. So much so that it |
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# takes forever. We really don't want to do that. Lets make some educated |
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# guesses based on datatypes we have available, and for others, use some 'sane' |
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# defaults. This should be much quicker and nearly as accurate ... and even |
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# if not, it probably won't matter in the least. |
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IF (HAVE_SSIZE_T AND HAVE_SOCKLEN_T) |
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# If we have ssize_t and socklen_t, the API is usually sane and uses ssize_t and size_t for lengths |
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SET (RECVFROM_TYPE_RETV ssize_t) |
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SET (RECVFROM_TYPE_ARG3 size_t) |
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ELSE () |
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SET (RECVFROM_TYPE_RETV int) |
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SET (RECVFROM_TYPE_ARG3 int) |
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ENDIF () |
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IF (HAVE_TYPE_SOCKET) |
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# If the SOCKET type is defined, it uses socket ... should be windows only |
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SET (RECVFROM_TYPE_ARG1 SOCKET) |
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ELSE () |
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SET (RECVFROM_TYPE_ARG1 int) |
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ENDIF() |
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IF (HAVE_SOCKLEN_T) |
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# If we have socklen_t the APIs pretty much always actually use it |
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SET (RECVFROM_TYPE_ARG6 "socklen_t *") |
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SET (GETNAMEINFO_TYPE_ARG2 socklen_t) |
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SET (GETNAMEINFO_TYPE_ARG46 socklen_t) |
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ELSE () |
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SET (RECVFROM_TYPE_ARG6 "int *") |
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SET (GETNAMEINFO_TYPE_ARG2 int) |
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SET (GETNAMEINFO_TYPE_ARG46 int) |
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ENDIF () |
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# Functions are typically consistent so the equivalent fields map ... equivalently |
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SET (RECV_TYPE_RETV ${RECVFROM_TYPE_RETV}) |
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SET (SEND_TYPE_RETV ${RECVFROM_TYPE_RETV}) |
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SET (RECV_TYPE_ARG1 ${RECVFROM_TYPE_ARG1}) |
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SET (SEND_TYPE_ARG1 ${RECVFROM_TYPE_ARG1}) |
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SET (RECV_TYPE_ARG3 ${RECVFROM_TYPE_ARG3}) |
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SET (SEND_TYPE_ARG3 ${RECVFROM_TYPE_ARG3}) |
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SET (GETHOSTNAME_TYPE_ARG2 ${RECVFROM_TYPE_ARG3}) |
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# These should always be "sane" values to use always |
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SET (RECVFROM_QUAL_ARG5 ) |
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SET (RECVFROM_TYPE_ARG2 "void *") |
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SET (RECVFROM_TYPE_ARG4 int) |
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SET (RECVFROM_TYPE_ARG5 "struct sockaddr *") |
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SET (RECV_TYPE_ARG2 "void *") |
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SET (RECV_TYPE_ARG4 int) |
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SET (GETNAMEINFO_TYPE_ARG1 "struct sockaddr *") |
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SET (GETNAMEINFO_TYPE_ARG7 int) |
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SET (SEND_TYPE_ARG2 "void *") |
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SET (SEND_TYPE_ARG4 int) |
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################################################################################ |
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# HAVE_CXX11 ?? |
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# HAVE_SIG_ATOMIC_T_VOLATILE ?? |
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# Set a few variables by hand that C-Ares wants, logically, based on detection |
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# data. |
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IF (HAVE_SOCKLEN_T) |
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Set (CARES_TYPEOF_ARES_SOCKLEN_T "socklen_t") |
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ELSE () |
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Set (CARES_TYPEOF_ARES_SOCKLEN_T "int") |
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ENDIF () |
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IF (HAVE_FCNTL AND HAVE_O_NONBLOCK) |
|
SET (HAVE_FCNTL_O_NONBLOCK 1) |
|
ENDIF () |
|
|
|
IF (HAVE_IOCTL AND HAVE_FIONBIO) |
|
SET (HAVE_IOCTL_FIONBIO 1) |
|
ENDIF () |
|
|
|
IF (HAVE_IOCTLSOCKET AND HAVE_FIONBIO) |
|
SET (HAVE_IOCTLSOCKET_FIONBIO 1) |
|
ENDIF () |
|
|
|
IF (HAVE_IOCTLSOCKET_CAMEL AND HAVE_FIONBIO) |
|
SET (HAVE_IOCTLSOCKET_CAMEL_FIONBIO 1) |
|
ENDIF () |
|
|
|
IF (HAVE_GETADDRINFO) |
|
IF (CMAKE_SYSTEM_NAME STREQUAL "Darwin" OR |
|
CMAKE_SYSTEM_NAME STREQUAL "HPUX" OR |
|
CMAKE_SYSTEM_NAME STREQUAL "NetBSD" OR |
|
CMAKE_SYSTEM_NAME STREQUAL "SunOS" OR |
|
CMAKE_SYSTEM_NAME STREQUAL "FreeBSD" OR |
|
CMAKE_SYSTEM_NAME STREQUAL "AIX" OR |
|
WIN32) |
|
SET (HAVE_GETADDRINFO_THREADSAFE 1) |
|
ENDIF () |
|
ENDIF () |
|
|
|
IF (HAVE_TIME_H AND HAVE_SYS_TIME_H) |
|
SET (TIME_WITH_SYS_TIME 1) |
|
ENDIF () |
|
|
|
IF (HAVE_GETSERVBYPORT_R) |
|
# TODO : Should probably autodetect |
|
IF (CMAKE_SYSTEM_NAME STREQUAL "SunOS") |
|
SET (GETSERVBYPORT_R_ARGS 5) |
|
ELSEIF (CMAKE_SYSTEM_NAME STREQUAL "AIX") |
|
SET (GETSERVBYPORT_R_ARGS 4) |
|
ELSE () |
|
# Probably linux |
|
SET (GETSERVBYPORT_R_ARGS 6) |
|
ENDIF () |
|
ENDIF () |
|
|
|
# Set some aliases used for ares_build.h |
|
IF (HAVE_SYS_TYPES_H) |
|
SET (CARES_HAVE_SYS_TYPES_H 1) |
|
ENDIF () |
|
IF (HAVE_SYS_SOCKET_H) |
|
SET (CARES_HAVE_SYS_SOCKET_H 1) |
|
ENDIF() |
|
IF (HAVE_WS2TCPIP_H) |
|
SET (CARES_HAVE_WS2TCPIP_H 1) |
|
ENDIF() |
|
IF (HAVE_WINSOCK2_H) |
|
SET (CARES_HAVE_WINSOCK2_H 1) |
|
ENDIF() |
|
IF (HAVE_WINDOWS_H) |
|
SET (CARES_HAVE_WINDOWS_H 1) |
|
ENDIF() |
|
|
|
# Write ares_build.h configuration file. This is an installed file. |
|
CONFIGURE_FILE (ares_build.h.cmake ${PROJECT_BINARY_DIR}/ares_build.h) |
|
|
|
# Write ares_config.h configuration file. This is used only for the build. |
|
CONFIGURE_FILE (ares_config.h.cmake ${PROJECT_BINARY_DIR}/ares_config.h) |
|
|
|
|
|
INCLUDE_DIRECTORIES ( |
|
${CARES_INCLUDE_DIRS} |
|
) |
|
|
|
|
|
# TRANSFORM_MAKEFILE_INC |
|
# |
|
# This function consumes the "Makefile.inc" autotools file, and converts it into |
|
# "Makefile.inc.cmake", a cmake include file; transforming this: |
|
# |
|
# CSOURCES = ares__close_sockets.c \ |
|
# ares__get_hostent.c \ |
|
# ares__read_line.c \ |
|
# ... |
|
# |
|
# into this: |
|
# |
|
# SET (CSOURCES |
|
# ares__close_sockets.c |
|
# ares__get_hostent.c |
|
# ares__read_line.c |
|
# ... |
|
function(TRANSFORM_MAKEFILE_INC INPUT_FILE OUTPUT_FILE) |
|
file(READ ${INPUT_FILE} MAKEFILE_INC_TEXT) |
|
string(REPLACE "$(top_srcdir)" "\${PROJECT_SOURCE_DIR}" MAKEFILE_INC_TEXT ${MAKEFILE_INC_TEXT}) |
|
string(REPLACE "$(top_builddir)" "\${PROJECT_BINARY_DIR}" MAKEFILE_INC_TEXT ${MAKEFILE_INC_TEXT}) |
|
|
|
string(REGEX REPLACE "\\\\\n" "ß!ß" MAKEFILE_INC_TEXT ${MAKEFILE_INC_TEXT}) |
|
string(REGEX REPLACE "([a-zA-Z_][a-zA-Z0-9_]*)[\t ]*=[\t ]*([^\n]*)" "SET(\\1 \\2)" MAKEFILE_INC_TEXT ${MAKEFILE_INC_TEXT}) |
|
string(REPLACE "ß!ß" "\n" MAKEFILE_INC_TEXT ${MAKEFILE_INC_TEXT}) |
|
|
|
string(REGEX REPLACE "\\$\\(([a-zA-Z_][a-zA-Z0-9_]*)\\)" "\${\\1}" MAKEFILE_INC_TEXT ${MAKEFILE_INC_TEXT}) # Replace $() with ${} |
|
string(REGEX REPLACE "@([a-zA-Z_][a-zA-Z0-9_]*)@" "\${\\1}" MAKEFILE_INC_TEXT ${MAKEFILE_INC_TEXT}) # Replace @@ with ${}, even if that may not be read by CMake scripts. |
|
file(WRITE ${OUTPUT_FILE} ${MAKEFILE_INC_TEXT}) |
|
endfunction() |
|
|
|
# run the function... |
|
transform_makefile_inc("Makefile.inc" "${PROJECT_BINARY_DIR}/Makefile.inc.cmake") |
|
include(${PROJECT_BINARY_DIR}/Makefile.inc.cmake) |
|
|
|
|
|
|
|
# Build the dynamic/shared library |
|
IF (CARES_SHARED) |
|
ADD_LIBRARY (cares SHARED ${CSOURCES}) |
|
SET_TARGET_PROPERTIES (cares PROPERTIES COMPILE_FLAGS "-DHAVE_CONFIG_H=1 -DCARES_BUILDING_LIBRARY") |
|
|
|
# Convert CARES_LIB_VERSIONINFO libtool version format into VERSION and SOVERSION |
|
# Convert from ":" separated into CMake list format using ";" |
|
STRING (REPLACE ":" ";" CARES_LIB_VERSIONINFO ${CARES_LIB_VERSIONINFO}) |
|
LIST (GET CARES_LIB_VERSIONINFO 0 CARES_LIB_VERSION_CURRENT) |
|
LIST (GET CARES_LIB_VERSIONINFO 1 CARES_LIB_VERSION_REVISION) |
|
LIST (GET CARES_LIB_VERSIONINFO 2 CARES_LIB_VERSION_AGE) |
|
MATH (EXPR CARES_LIB_VERSION_MAJOR "${CARES_LIB_VERSION_CURRENT} - ${CARES_LIB_VERSION_AGE}") |
|
SET (CARES_LIB_VERSION_MINOR "${CARES_LIB_VERSION_AGE}") |
|
SET (CARES_LIB_VERSION_RELEASE "${CARES_LIB_VERSION_REVISION}") |
|
SET_TARGET_PROPERTIES (cares PROPERTIES VERSION "${CARES_LIB_VERSION_MAJOR}.${CARES_LIB_VERSION_MINOR}.${CARES_LIB_VERSION_RELEASE}") |
|
SET_TARGET_PROPERTIES (cares PROPERTIES SOVERSION "${CARES_LIB_VERSION_MAJOR}") |
|
|
|
TARGET_LINK_LIBRARIES (cares ${CARES_DEPENDENT_LIBS}) |
|
IF (CARES_INSTALL) |
|
INSTALL (TARGETS cares DESTINATION ${CARES_INSTALL_LOCATION_LIBS}) |
|
ENDIF () |
|
ENDIF () |
|
|
|
# Build the static library |
|
IF (CARES_STATIC) |
|
ADD_LIBRARY (cares-static STATIC ${CSOURCES}) |
|
SET_TARGET_PROPERTIES (cares-static PROPERTIES COMPILE_FLAGS "-DHAVE_CONFIG_H=1 -DCARES_STATICLIB" OUTPUT_NAME cares) |
|
IF (CARES_STATIC_PIC) |
|
SET_TARGET_PROPERTIES (cares-static PROPERTIES POSITION_INDEPENDENT_CODE True) |
|
ENDIF () |
|
TARGET_LINK_LIBRARIES (cares-static ${CARES_DEPENDENT_LIBS}) |
|
IF (CARES_INSTALL) |
|
INSTALL (TARGETS cares-static DESTINATION ${CARES_INSTALL_LOCATION_LIBS}) |
|
ENDIF () |
|
ENDIF () |
|
|
|
|
|
# Headers installation target |
|
IF (CARES_INSTALL) |
|
SET (CARES_HEADERS ares.h ares_version.h ares_dns.h "${PROJECT_BINARY_DIR}/ares_build.h" ares_rules.h) |
|
INSTALL (FILES ${CARES_HEADERS} DESTINATION ${CARES_INSTALL_LOCATION_HEADERS}) |
|
ENDIF () |
|
|
|
|
|
# Build ahost |
|
ADD_EXECUTABLE (ahost ahost.c ${SAMPLESOURCES}) |
|
SET_TARGET_PROPERTIES(ahost PROPERTIES COMPILE_FLAGS "-DHAVE_CONFIG_H=1 ${CARES_DEFINITIONS}") |
|
TARGET_LINK_LIBRARIES (ahost ${CARES_LIBRARIES} ${CARES_DEPENDENT_LIBS}) |
|
IF (CARES_INSTALL) |
|
INSTALL (TARGETS ahost RUNTIME DESTINATION ${CARES_INSTALL_LOCATION_BIN}) |
|
ENDIF () |
|
|
|
|
|
# Build adig |
|
ADD_EXECUTABLE (adig adig.c ${SAMPLESOURCES}) |
|
SET_TARGET_PROPERTIES(adig PROPERTIES COMPILE_FLAGS "-DHAVE_CONFIG_H=1 ${CARES_DEFINITIONS}") |
|
TARGET_LINK_LIBRARIES (adig ${CARES_LIBRARIES} ${CARES_DEPENDENT_LIBS}) |
|
IF (CARES_INSTALL) |
|
INSTALL (TARGETS adig RUNTIME DESTINATION ${CARES_INSTALL_LOCATION_BIN}) |
|
ENDIF () |
|
|
|
|
|
# Build acountry |
|
ADD_EXECUTABLE (acountry acountry.c ${SAMPLESOURCES}) |
|
SET_TARGET_PROPERTIES(acountry PROPERTIES COMPILE_FLAGS "-DHAVE_CONFIG_H=1 ${CARES_DEFINITIONS}") |
|
TARGET_LINK_LIBRARIES (acountry ${CARES_LIBRARIES} ${CARES_DEPENDENT_LIBS}) |
|
IF (CARES_INSTALL) |
|
INSTALL (TARGETS acountry RUNTIME DESTINATION ${CARES_INSTALL_LOCATION_BIN}) |
|
ENDIF ()
|
|
|