diff options
Diffstat (limited to 'indra/cmake/00-Common.cmake')
| -rw-r--r-- | indra/cmake/00-Common.cmake | 171 |
1 files changed, 66 insertions, 105 deletions
diff --git a/indra/cmake/00-Common.cmake b/indra/cmake/00-Common.cmake index adc134c48c..b582b47f15 100644 --- a/indra/cmake/00-Common.cmake +++ b/indra/cmake/00-Common.cmake @@ -2,18 +2,34 @@ # # 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_DEBUG "-D_DEBUG -DLL_DEBUG=1") -set(CMAKE_CXX_FLAGS_RELEASE - "-DLL_RELEASE=1 -DLL_RELEASE_FOR_DOWNLOAD=1 -DNDEBUG") +# We go to some trouble to set LL_BUILD to the set of relevant compiler flags. +set(CMAKE_CXX_FLAGS_RELEASE "$ENV{LL_BUILD_RELEASE}") +set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "$ENV{LL_BUILD_RELWITHDEBINFO}") +set(CMAKE_CXX_FLAGS_DEBUG "$ENV{LL_BUILD_DEBUG}") +# Given that, all the flags you see added below are flags NOT present in +# https://bitbucket.org/lindenlab/viewer-build-variables/src/tip/variables. +# Before adding new ones here, it's important to ask: can this flag really be +# applied to the viewer only, or should/must it be applied to all 3p libraries +# as well? -set(CMAKE_CXX_FLAGS_RELWITHDEBINFO - "-DLL_RELEASE=1 -DNDEBUG -DLL_RELEASE_WITH_DEBUG_INFO=1") +# Portable compilation flags. +set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DADDRESS_SIZE=${ADDRESS_SIZE}") # Configure crash reporting set(RELEASE_CRASH_REPORTING OFF CACHE BOOL "Enable use of crash reporting in release builds") @@ -46,26 +62,25 @@ if (WINDOWS) # 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 "${CMAKE_CXX_FLAGS} /MP") + set(CMAKE_CXX_FLAGS_RELWITHDEBINFO - "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /Od /Zi /Zo /MD /MP /Ob0 -D_SECURE_STL=0" + "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /Zo" CACHE STRING "C++ compiler release-with-debug options" FORCE) set(CMAKE_CXX_FLAGS_RELEASE - "${CMAKE_CXX_FLAGS_RELEASE} ${LL_CXX_FLAGS} /O2 /Zi /Zo /MD /MP /Ob2 -D_SECURE_STL=0 -D_HAS_ITERATOR_DEBUGGING=0" + "${CMAKE_CXX_FLAGS_RELEASE} ${LL_CXX_FLAGS} /Zo" CACHE STRING "C++ compiler release options" FORCE) # zlib has assembly-language object files incompatible with SAFESEH - set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /LARGEADDRESSAWARE /SAFESEH:NO /NODEFAULTLIB:LIBCMT") + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /LARGEADDRESSAWARE /SAFESEH:NO /NODEFAULTLIB:LIBCMT /IGNORE:4099") set(CMAKE_CXX_STANDARD_LIBRARIES "") set(CMAKE_C_STANDARD_LIBRARIES "") add_definitions( - /DLL_WINDOWS=1 /DNOMINMAX # /DDOM_DYNAMIC # For shared library colladadom - /DUNICODE - /D_UNICODE + ) + add_compile_options( /GS /TP /W3 @@ -73,94 +88,41 @@ if (WINDOWS) /Zc:forScope /nologo /Oy- - /Zc:wchar_t- - /arch:SSE2 +# /arch:SSE2 /fp:fast ) + + # Nicky: x64 implies SSE2 + if( ADDRESS_SIZE EQUAL 32 ) + add_definitions( /arch:SSE2 ) + endif() # Are we using the crummy Visual Studio KDU build workaround? if (NOT VS_DISABLE_FATAL_WARNINGS) add_definitions(/WX) endif (NOT VS_DISABLE_FATAL_WARNINGS) - - # configure Win32 API for Windows Vista+ compatibility - set(WINVER "0x0600" CACHE STRING "Win32 API Target version (see http://msdn.microsoft.com/en-us/library/aa383745%28v=VS.85%29.aspx)") - add_definitions("/DWINVER=${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 ${CXX_VERSION}) - - # Hacks to work around gcc 4.1 TC build pool machines which can't process pragma warning disables - # This is pure rubbish; I wish there was another way. - # - if(${CXX_VERSION_NUMBER} LESS 420) - set(CMAKE_CXX_FLAGS "-Wno-deprecated -Wno-uninitialized -Wno-unused-variable -Wno-unused-function ${CMAKE_CXX_FLAGS}") - endif (${CXX_VERSION_NUMBER} LESS 420) - - 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) + add_definitions(-D_FORTIFY_SOURCE=2) + + set(CMAKE_CXX_FLAGS "-Wno-deprecated -Wno-unused-but-set-variable -Wno-unused-variable ${CMAKE_CXX_FLAGS}") # gcc 4.3 and above don't like the LL boost and also # cause warnings due to our use of deprecated headers - if(${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(-Wno-parentheses) add_definitions( - -DLL_LINUX=1 -D_REENTRANT + ) + add_compile_options( -fexceptions -fno-math-errno -fno-strict-aliasing -fsigned-char - -g -msse2 -mfpmath=sse -pthread @@ -170,39 +132,43 @@ if (LINUX) 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_compile_options(-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 (WORD_SIZE EQUAL 32) - add_definitions(-march=pentium4) - endif (WORD_SIZE EQUAL 32) - add_definitions(-mfpmath=sse) - #add_definitions(-ftree-vectorize) # THIS CRASHES GCC 3.1-3.2 + if (ADDRESS_SIZE EQUAL 32) + add_compile_options(-march=pentium4) + endif (ADDRESS_SIZE EQUAL 32) + #add_compile_options(-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) + add_compile_options(-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 ${CMAKE_CXX_FLAGS_RELEASE}") endif (LINUX) if (DARWIN) - add_definitions(-DLL_DARWIN=1) - set(CMAKE_CXX_LINK_FLAGS "-Wl,-no_compact_unwind -Wl,-headerpad_max_install_names,-search_paths_first") + set(CMAKE_CXX_LINK_FLAGS "-Wl,-headerpad_max_install_names,-search_paths_first") set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_CXX_LINK_FLAGS}") - set(DARWIN_extra_cstar_flags "-g -Wno-unused-local-typedef -Wno-deprecated-declarations") - set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${DARWIN_extra_cstar_flags}") + set(DARWIN_extra_cstar_flags "-Wno-unused-local-typedef -Wno-deprecated-declarations") + # The viewer code base can now be successfully compiled with -std=c++14. But + # turning that on in the generic viewer-build-variables/variables file would + # potentially require tweaking each of our ~50 third-party library builds. + # Until we decide to set -std=c++14 in viewer-build-variables/variables, set + # it locally here: we want to at least prevent inadvertently reintroducing + # viewer code that would fail with C++14. + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${DARWIN_extra_cstar_flags} -std=c++14") set(CMAKE_C_FLAGS "${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 ${CMAKE_C_FLAGS_RELWITHDEBINFO}") - set(ENABLE_SIGNING TRUE) - set(SIGNING_IDENTITY "Developer ID Application: Linden Research, Inc.") +## Really?? On developer machines too? +##set(ENABLE_SIGNING TRUE) +##set(SIGNING_IDENTITY "Developer ID Application: Linden Research, Inc.") endif (DARWIN) @@ -226,22 +192,17 @@ if (LINUX OR DARWIN) set(CMAKE_C_FLAGS "${GCC_WARNINGS} ${CMAKE_C_FLAGS}") set(CMAKE_CXX_FLAGS "${GCC_CXX_WARNINGS} ${CMAKE_CXX_FLAGS}") - if (WORD_SIZE EQUAL 32) - set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m32") - set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m32") - elseif (WORD_SIZE EQUAL 64) - set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m64") - set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m64") - endif (WORD_SIZE EQUAL 32) + set(CMAKE_C_FLAGS "${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 ${ARCH} STREQUAL "i686") + if (LINUX AND ADDRESS_SIZE EQUAL 32) add_definitions(-march=pentiumpro) - endif (LINUX AND ${ARCH} STREQUAL "i686") + endif (LINUX AND ADDRESS_SIZE EQUAL 32) else (USESYSTEMLIBS) set(${ARCH}_linux_INCLUDES |