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XRootDOSDefs.cmake
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XRootDOSDefs.cmake
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#-------------------------------------------------------------------------------
# Define the OS variables
#-------------------------------------------------------------------------------
include( CheckCXXSourceRuns )
set( Linux FALSE )
set( MacOSX FALSE )
set( Solaris FALSE )
set( XrdClPipelines FALSE )
add_definitions( -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 )
set( LIBRARY_PATH_PREFIX "lib" )
if( NOT DEFINED USE_LIBC_SEMAPHORE )
set(USE_LIBC_SEMAPHORE 1)
endif()
add_definitions( -DUSE_LIBC_SEMAPHORE=${USE_LIBC_SEMAPHORE} )
#-------------------------------------------------------------------------------
# Enable c++0x / c++11
#-------------------------------------------------------------------------------
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x -DOPENSSL_NO_FILENAMES" )
#-------------------------------------------------------------------------------
# GCC
#-------------------------------------------------------------------------------
if( CMAKE_COMPILER_IS_GNUCXX )
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x" )
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra" )
#-----------------------------------------------------------------------------
# Set -Werror only for Debug (or undefined) build type or if we have been
# explicitly asked to do so
#-----------------------------------------------------------------------------
if( ( CMAKE_BUILD_TYPE STREQUAL "Debug" OR "${CMAKE_BUILD_TYPE}" STREQUAL ""
OR FORCE_WERROR ) )
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror" )
endif()
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-parameter" )
# gcc 4.1 is retarded
execute_process( COMMAND ${CMAKE_C_COMPILER} -dumpversion
OUTPUT_VARIABLE GCC_VERSION )
if( (GCC_VERSION VERSION_GREATER 4.1 OR GCC_VERSION VERSION_EQUAL 4.1)
AND GCC_VERSION VERSION_LESS 4.2 )
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-strict-aliasing" )
endif()
# for 4.9.3 or greater the 'omit-frame-pointer'
# interfears with custom semaphore implementation
if( (GCC_VERSION VERSION_GREATER 4.9.2) AND (USE_LIBC_SEMAPHORE EQUAL 0) )
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-omit-frame-pointer" )
endif()
if( GCC_VERSION VERSION_GREATER 4.8.0 )
set( XrdClPipelines TRUE )
endif()
# gcc 6.0 is more pedantic
if( GCC_VERSION VERSION_GREATER 6.0 OR GCC_VERSION VERSION_EQUAL 6.0 )
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-error=misleading-indentation" )
endif()
# gcc 9.0 is even more pedantic
if( GCC_VERSION VERSION_GREATER 9.0 OR GCC_VERSION VERSION_EQUAL 9.0 )
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-error=address-of-packed-member" )
#-------------------------------------------------------------------------
# Althought new compilers are obliged to do copy elision on return
# statement old ones are not, so we turn off the warning.
#-------------------------------------------------------------------------
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-error=pessimizing-move" )
endif()
# we need at least gcc 4.6 in order to support crc32c as the compiler needs
# to support constexpr
if( GCC_VERSION VERSION_LESS 4.6 )
set( ENABLE_CRC32C FALSE CACHE BOOL "Disable CRC32C submodule." )
message( WARNING "Disabling CRC32C submodule, insufficient GCC version!" )
endif()
endif()
#-------------------------------------------------------------------------------
# Linux
#-------------------------------------------------------------------------------
if( ${CMAKE_SYSTEM_NAME} STREQUAL "Linux" )
set( Linux TRUE )
include( GNUInstallDirs )
add_definitions( -D__linux__=1 )
set( EXTRA_LIBS rt )
endif()
#-------------------------------------------------------------------------------
# MacOSX
#-------------------------------------------------------------------------------
if( APPLE )
set( MacOSX TRUE )
if( NOT DEFINED CMAKE_MACOSX_RPATH )
set( CMAKE_MACOSX_RPATH 1 )
endif()
# this is here because of Apple deprecating openssl and krb5
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-deprecated-declarations" )
add_definitions( -D__macos__=1 )
add_definitions( -DLT_MODULE_EXT=".dylib" )
set( CMAKE_INSTALL_LIBDIR "lib" )
set( CMAKE_INSTALL_BINDIR "bin" )
set( CMAKE_INSTALL_MANDIR "share/man" )
set( CMAKE_INSTALL_INCLUDEDIR "include" )
set( CMAKE_INSTALL_DATADIR "share" )
endif()
#-------------------------------------------------------------------------------
# FreeBSD
#-------------------------------------------------------------------------------
if( ${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD" )
set( CMAKE_INSTALL_LIBDIR "lib" )
set( CMAKE_INSTALL_BINDIR "bin" )
set( CMAKE_INSTALL_MANDIR "man" )
set( CMAKE_INSTALL_INCLUDEDIR "include" )
set( CMAKE_INSTALL_DATADIR "share" )
endif()
#-------------------------------------------------------------------------------
# Solaris
#-------------------------------------------------------------------------------
if( ${CMAKE_SYSTEM_NAME} STREQUAL "SunOS" )
define_default( FORCE_32BITS FALSE )
set( CMAKE_INSTALL_LIBDIR "lib" )
set( CMAKE_INSTALL_BINDIR "bin" )
set( CMAKE_INSTALL_MANDIR "man" )
set( CMAKE_INSTALL_INCLUDEDIR "include" )
set( CMAKE_INSTALL_DATADIR "share" )
set( Solaris TRUE )
add_definitions( -D__solaris__=1 )
add_definitions( -DSUNCC -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS )
set( EXTRA_LIBS rt Crun Cstd )
set( CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -fast" )
set( CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -fast" )
define_solaris_flavor()
#-----------------------------------------------------------------------------
# Define solaris version
#-----------------------------------------------------------------------------
execute_process( COMMAND uname -r
OUTPUT_VARIABLE SOLARIS_VER )
string( REPLACE "." ";" SOLARIS_VER_LIST ${SOLARIS_VER} )
list( GET SOLARIS_VER_LIST 1 SOLARIS_VERSION )
string( REPLACE "\n" "" SOLARIS_VERSION ${SOLARIS_VERSION} )
add_definitions( -DSOLARIS_VERSION=${SOLARIS_VERSION} )
#-----------------------------------------------------------------------------
# AMD64 (opteron)
#-----------------------------------------------------------------------------
if( ${SOLARIS_VERSION} STREQUAL "10" AND SOLARIS_AMD64 AND NOT FORCE_32BITS )
set( CMAKE_CXX_FLAGS " -m64 -xtarget=opteron -xs ${CMAKE_CXX_FLAGS} " )
set( CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -G" )
set( CMAKE_LIBRARY_PATH "/lib/64;/usr/lib/64" )
add_definitions( -DSUNX86 )
set( LIB_SEARCH_OPTIONS NO_DEFAULT_PATH )
set( LIBRARY_PATH_PREFIX "lib/64" )
endif()
#-----------------------------------------------------------------------------
# Check if the SunCC compiler can do optimizations
#-----------------------------------------------------------------------------
check_cxx_source_runs(
"
int main()
{
#if __SUNPRO_CC > 0x5100
return 0;
#else
return 1;
#endif
}
"
SUNCC_CAN_DO_OPTS )
endif()