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# -*- cmake -*-
#
# Compilation options shared by all Second Life components.
#*****************************************************************************
# It's important to realize that CMake implicitly concatenates
# CMAKE_CXX_FLAGS with (e.g.) CMAKE_CXX_FLAGS_RELEASE for Release builds. So
# set switches in CMAKE_CXX_FLAGS that should affect all builds, but in
# CMAKE_CXX_FLAGS_RELEASE or CMAKE_CXX_FLAGS_RELWITHDEBINFO for switches
# that should affect only that build variant.
#
# Also realize that CMAKE_CXX_FLAGS may already be partially populated on
# entry to this file.
#*****************************************************************************
if(NOT DEFINED ${CMAKE_CURRENT_LIST_FILE}_INCLUDED)
set(${CMAKE_CURRENT_LIST_FILE}_INCLUDED "YES")
include(Variables)
# Portable compilation flags.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DADDRESS_SIZE=${ADDRESS_SIZE}")
set(CMAKE_CXX_FLAGS_DEBUG "-D_DEBUG -DLL_DEBUG=1")
set(CMAKE_CXX_FLAGS_RELEASE
"-DLL_RELEASE=1 -DLL_RELEASE_FOR_DOWNLOAD=1 -DNDEBUG")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO
"-DLL_RELEASE=1 -DNDEBUG -DLL_RELEASE_WITH_DEBUG_INFO=1")
# Configure crash reporting
set(RELEASE_CRASH_REPORTING OFF CACHE BOOL "Enable use of crash reporting in release builds")
set(NON_RELEASE_CRASH_REPORTING OFF CACHE BOOL "Enable use of crash reporting in developer builds")
if(RELEASE_CRASH_REPORTING)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -DLL_SEND_CRASH_REPORTS=1")
endif()
if(NON_RELEASE_CRASH_REPORTING)
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -DLL_SEND_CRASH_REPORTS=1")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DLL_SEND_CRASH_REPORTS=1")
endif()
# Don't bother with a MinSizeRel build.
set(CMAKE_CONFIGURATION_TYPES "RelWithDebInfo;Release;Debug" CACHE STRING
"Supported build types." FORCE)
# Platform-specific compilation flags.
if (WINDOWS)
# Don't build DLLs.
set(BUILD_SHARED_LIBS OFF)
# for "backwards compatibility", cmake sneaks in the Zm1000 option which royally
# screws incredibuild. this hack disables it.
# for details see: http://connect.microsoft.com/VisualStudio/feedback/details/368107/clxx-fatal-error-c1027-inconsistent-values-for-ym-between-creation-and-use-of-precompiled-headers
# http://www.ogre3d.org/forums/viewtopic.php?f=2&t=60015
# http://www.cmake.org/pipermail/cmake/2009-September/032143.html
string(REPLACE "/Zm1000" " " CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /Od /Zi /MDd /MP -D_SCL_SECURE_NO_WARNINGS=1"
CACHE STRING "C++ compiler debug options" FORCE)
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO
"${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /Od /Zi /Zo /MD /MP /Ob0 -D_SECURE_STL=0"
CACHE STRING "C++ compiler release-with-debug options" FORCE)
set(CMAKE_CXX_FLAGS_RELEASE
"${CMAKE_CXX_FLAGS_RELEASE} ${LL_CXX_FLAGS} /O2 /Zi /Zo /MD /MP /Ob2 -D_SECURE_STL=0 -D_HAS_ITERATOR_DEBUGGING=0"
CACHE STRING "C++ compiler release options" FORCE)
# zlib has assembly-language object files incompatible with SAFESEH
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /LARGEADDRESSAWARE /SAFESEH:NO /NODEFAULTLIB:LIBCMT /IGNORE:4099")
set(CMAKE_CXX_STANDARD_LIBRARIES "")
set(CMAKE_C_STANDARD_LIBRARIES "")
add_definitions(
/DLL_WINDOWS=1
/DNOMINMAX
# /DDOM_DYNAMIC # For shared library colladadom
/DUNICODE
/D_UNICODE
/GS
/TP
/W3
/c
/Zc:forScope
/nologo
/Oy-
/Zc:wchar_t-
# /arch:SSE2
/fp:fast
)
# Nicky: x64 implies SSE2
if( ADDRESS_SIZE EQUAL 32 )
add_definitions( /arch:SSE2 )
endif()
# Are we using the crummy Visual Studio KDU build workaround?
if (NOT VS_DISABLE_FATAL_WARNINGS)
add_definitions(/WX)
endif (NOT VS_DISABLE_FATAL_WARNINGS)
# configure Win32 API for Windows Vista+ compatibility
set(WINVER "0x0600" CACHE STRING "Win32 API Target version (see http://msdn.microsoft.com/en-us/library/aa383745%28v=VS.85%29.aspx)")
add_definitions("/DWINVER=${WINVER}" "/D_WIN32_WINNT=${WINVER}")
endif (WINDOWS)
if (LINUX)
set(CMAKE_SKIP_RPATH TRUE)
# Here's a giant hack for Fedora 8, where we can't use
# _FORTIFY_SOURCE if we're using a compiler older than gcc 4.1.
find_program(GXX g++)
mark_as_advanced(GXX)
if (GXX)
execute_process(
COMMAND ${GXX} --version
COMMAND sed "s/^[gc+ ]*//"
COMMAND head -1
OUTPUT_VARIABLE GXX_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE
)
else (GXX)
set(GXX_VERSION x)
endif (GXX)
# The quoting hack here is necessary in case we're using distcc or
# ccache as our compiler. CMake doesn't pass the command line
# through the shell by default, so we end up trying to run "distcc"
# " g++" - notice the leading space. Ugh.
execute_process(
COMMAND sh -c "${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1} --version"
COMMAND sed "s/^[gc+ ]*//"
COMMAND head -1
OUTPUT_VARIABLE CXX_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE)
if (${GXX_VERSION} STREQUAL ${CXX_VERSION})
add_definitions(-D_FORTIFY_SOURCE=2)
else (${GXX_VERSION} STREQUAL ${CXX_VERSION})
if (NOT ${GXX_VERSION} MATCHES " 4.1.*Red Hat")
add_definitions(-D_FORTIFY_SOURCE=2)
endif (NOT ${GXX_VERSION} MATCHES " 4.1.*Red Hat")
endif (${GXX_VERSION} STREQUAL ${CXX_VERSION})
# Let's actually get a numerical version of gxx's version
STRING(REGEX REPLACE ".* ([0-9])\\.([0-9])\\.([0-9]).*" "\\1\\2\\3" CXX_VERSION_NUMBER ${CXX_VERSION})
if(${CXX_VERSION_NUMBER} GREATER 459)
set(CMAKE_CXX_FLAGS "-Wno-deprecated -Wno-unused-but-set-variable -Wno-unused-variable ${CMAKE_CXX_FLAGS}")
endif (${CXX_VERSION_NUMBER} GREATER 459)
# gcc 4.3 and above don't like the LL boost and also
# cause warnings due to our use of deprecated headers
if(${CXX_VERSION_NUMBER} GREATER 429)
add_definitions(-Wno-parentheses)
set(CMAKE_CXX_FLAGS "-Wno-deprecated ${CMAKE_CXX_FLAGS}")
endif (${CXX_VERSION_NUMBER} GREATER 429)
# End of hacks.
add_definitions(
-DLL_LINUX=1
-D_REENTRANT
-fexceptions
-fno-math-errno
-fno-strict-aliasing
-fsigned-char
-g
-msse2
-mfpmath=sse
-pthread
)
# force this platform to accept TOS via external browser
add_definitions(-DEXTERNAL_TOS)
add_definitions(-DAPPID=secondlife)
add_definitions(-fvisibility=hidden)
# don't catch SIGCHLD in our base application class for the viewer - some of our 3rd party libs may need their *own* SIGCHLD handler to work. Sigh! The viewer doesn't need to catch SIGCHLD anyway.
add_definitions(-DLL_IGNORE_SIGCHLD)
if (ADDRESS_SIZE EQUAL 32)
add_definitions(-march=pentium4)
endif (ADDRESS_SIZE EQUAL 32)
add_definitions(-mfpmath=sse)
#add_definitions(-ftree-vectorize) # THIS CRASHES GCC 3.1-3.2
if (NOT USESYSTEMLIBS)
# this stops us requiring a really recent glibc at runtime
add_definitions(-fno-stack-protector)
# linking can be very memory-hungry, especially the final viewer link
set(CMAKE_CXX_LINK_FLAGS "-Wl,--no-keep-memory")
endif (NOT USESYSTEMLIBS)
set(CMAKE_CXX_FLAGS_DEBUG "-fno-inline ${CMAKE_CXX_FLAGS_DEBUG}")
set(CMAKE_CXX_FLAGS_RELEASE "-O2 ${CMAKE_CXX_FLAGS_RELEASE}")
endif (LINUX)
if (DARWIN)
add_definitions(-DLL_DARWIN=1)
set(CMAKE_CXX_LINK_FLAGS "-Wl,-headerpad_max_install_names,-search_paths_first")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_CXX_LINK_FLAGS}")
set(DARWIN_extra_cstar_flags "-g -Wno-unused-local-typedef -Wno-deprecated-declarations")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${DARWIN_extra_cstar_flags}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${DARWIN_extra_cstar_flags}")
# NOTE: it's critical that the optimization flag is put in front.
# NOTE: it's critical to have both CXX_FLAGS and C_FLAGS covered.
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O0 ${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
set(CMAKE_C_FLAGS_RELWITHDEBINFO "-O0 ${CMAKE_C_FLAGS_RELWITHDEBINFO}")
## Really?? On developer machines too?
##set(ENABLE_SIGNING TRUE)
##set(SIGNING_IDENTITY "Developer ID Application: Linden Research, Inc.")
endif (DARWIN)
if (LINUX OR DARWIN)
if (CMAKE_CXX_COMPILER MATCHES ".*clang")
set(CMAKE_COMPILER_IS_CLANGXX 1)
endif (CMAKE_CXX_COMPILER MATCHES ".*clang")
if (CMAKE_COMPILER_IS_GNUCXX)
set(GCC_WARNINGS "-Wall -Wno-sign-compare -Wno-trigraphs")
elseif (CMAKE_COMPILER_IS_CLANGXX)
set(GCC_WARNINGS "-Wall -Wno-sign-compare -Wno-trigraphs")
endif()
if (NOT GCC_DISABLE_FATAL_WARNINGS)
set(GCC_WARNINGS "${GCC_WARNINGS} -Werror")
endif (NOT GCC_DISABLE_FATAL_WARNINGS)
set(GCC_CXX_WARNINGS "${GCC_WARNINGS} -Wno-reorder -Wno-non-virtual-dtor")
set(CMAKE_C_FLAGS "${GCC_WARNINGS} ${CMAKE_C_FLAGS}")
set(CMAKE_CXX_FLAGS "${GCC_CXX_WARNINGS} ${CMAKE_CXX_FLAGS}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m${ADDRESS_SIZE}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m${ADDRESS_SIZE}")
endif (LINUX OR DARWIN)
if (USESYSTEMLIBS)
add_definitions(-DLL_USESYSTEMLIBS=1)
if (LINUX AND ADDRESS_SIZE EQUAL 32)
add_definitions(-march=pentiumpro)
endif (LINUX AND ADDRESS_SIZE EQUAL 32)
else (USESYSTEMLIBS)
set(${ARCH}_linux_INCLUDES
ELFIO
atk-1.0
glib-2.0
gstreamer-0.10
gtk-2.0
pango-1.0
)
endif (USESYSTEMLIBS)
endif(NOT DEFINED ${CMAKE_CURRENT_LIST_FILE}_INCLUDED)
|
