diff options
Diffstat (limited to 'indra/cmake/Variables.cmake')
| -rw-r--r-- | indra/cmake/Variables.cmake | 123 |
1 files changed, 84 insertions, 39 deletions
diff --git a/indra/cmake/Variables.cmake b/indra/cmake/Variables.cmake index 63e296b556..bd69c49856 100644 --- a/indra/cmake/Variables.cmake +++ b/indra/cmake/Variables.cmake @@ -9,6 +9,12 @@ # LINUX - Linux # WINDOWS - Windows +# Switches set here and in 00-Common.cmake must agree with +# https://bitbucket.org/lindenlab/viewer-build-variables/src/tip/variables +# Reading $LL_BUILD is an attempt to directly use those switches. +if ("$ENV{LL_BUILD}" STREQUAL "") + message(FATAL_ERROR "Environment variable LL_BUILD must be set") +endif () # Relative and absolute paths to subtrees. @@ -60,46 +66,55 @@ if (NOT CMAKE_BUILD_TYPE) "Build type. One of: Debug Release RelWithDebInfo" FORCE) endif (NOT CMAKE_BUILD_TYPE) +# If someone has specified an address size, use that to determine the +# architecture. Otherwise, let the architecture specify the address size. +if (ADDRESS_SIZE EQUAL 32) + #message(STATUS "ADDRESS_SIZE is 32") + set(ARCH i686) +elseif (ADDRESS_SIZE EQUAL 64) + #message(STATUS "ADDRESS_SIZE is 64") + set(ARCH x86_64) +else (ADDRESS_SIZE EQUAL 32) + #message(STATUS "ADDRESS_SIZE is UNRECOGNIZED: '${ADDRESS_SIZE}'") + # Use Python's platform.machine() since uname -m isn't available everywhere. + # Even if you can assume cygwin uname -m, the answer depends on whether + # you're running 32-bit cygwin or 64-bit cygwin! But even 32-bit Python will + # report a 64-bit processor. + execute_process(COMMAND + "${PYTHON_EXECUTABLE}" "-c" + "import platform; print platform.machine()" + OUTPUT_VARIABLE ARCH OUTPUT_STRIP_TRAILING_WHITESPACE) + # We expect values of the form i386, i686, x86_64, AMD64. + # In CMake, expressing ARCH.endswith('64') is awkward: + string(LENGTH "${ARCH}" ARCH_LENGTH) + math(EXPR ARCH_LEN_2 "${ARCH_LENGTH} - 2") + string(SUBSTRING "${ARCH}" ${ARCH_LEN_2} 2 ARCH_LAST_2) + if (ARCH_LAST_2 STREQUAL 64) + #message(STATUS "ARCH is detected as 64; ARCH is ${ARCH}") + set(ADDRESS_SIZE 64) + else () + #message(STATUS "ARCH is detected as 32; ARCH is ${ARCH}") + set(ADDRESS_SIZE 32) + endif () +endif (ADDRESS_SIZE EQUAL 32) + if (${CMAKE_SYSTEM_NAME} MATCHES "Windows") set(WINDOWS ON BOOL FORCE) - set(ARCH i686) set(LL_ARCH ${ARCH}_win32) set(LL_ARCH_DIR ${ARCH}-win32) - set(WORD_SIZE 32) endif (${CMAKE_SYSTEM_NAME} MATCHES "Windows") if (${CMAKE_SYSTEM_NAME} MATCHES "Linux") set(LINUX ON BOOl FORCE) - # If someone has specified a word size, use that to determine the - # architecture. Otherwise, let the architecture specify the word size. - if (WORD_SIZE EQUAL 32) - #message(STATUS "WORD_SIZE is 32") - set(ARCH i686) - elseif (WORD_SIZE EQUAL 64) - #message(STATUS "WORD_SIZE is 64") - set(ARCH x86_64) - else (WORD_SIZE EQUAL 32) - #message(STATUS "WORD_SIZE is UNDEFINED") - execute_process(COMMAND uname -m COMMAND sed s/i.86/i686/ - OUTPUT_VARIABLE ARCH OUTPUT_STRIP_TRAILING_WHITESPACE) - if (ARCH STREQUAL x86_64) - #message(STATUS "ARCH is detected as 64; ARCH is ${ARCH}") - set(WORD_SIZE 64) - else (ARCH STREQUAL x86_64) - #message(STATUS "ARCH is detected as 32; ARCH is ${ARCH}") - set(WORD_SIZE 32) - endif (ARCH STREQUAL x86_64) - endif (WORD_SIZE EQUAL 32) - - if (WORD_SIZE EQUAL 32) + if (ADDRESS_SIZE EQUAL 32) set(DEB_ARCHITECTURE i386) set(FIND_LIBRARY_USE_LIB64_PATHS OFF) set(CMAKE_SYSTEM_LIBRARY_PATH /usr/lib32 ${CMAKE_SYSTEM_LIBRARY_PATH}) - else (WORD_SIZE EQUAL 32) + else (ADDRESS_SIZE EQUAL 32) set(DEB_ARCHITECTURE amd64) set(FIND_LIBRARY_USE_LIB64_PATHS ON) - endif (WORD_SIZE EQUAL 32) + endif (ADDRESS_SIZE EQUAL 32) execute_process(COMMAND dpkg-architecture -a${DEB_ARCHITECTURE} -qDEB_HOST_MULTIARCH RESULT_VARIABLE DPKG_RESULT @@ -129,29 +144,59 @@ endif (${CMAKE_SYSTEM_NAME} MATCHES "Linux") if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin") set(DARWIN 1) - - # now we only support Xcode 7.0 using 10.11 (El Capitan), minimum OS 10.7 (Lion) + + string(REGEX MATCH "-mmacosx-version-min=([^ ]+)" scratch "$ENV{LL_BUILD}") + set(CMAKE_OSX_DEPLOYMENT_TARGET "${CMAKE_MATCH_1}") + message(STATUS "CMAKE_OSX_DEPLOYMENT_TARGET = '${CMAKE_OSX_DEPLOYMENT_TARGET}'") + + string(REGEX MATCH "-stdlib=([^ ]+)" scratch "$ENV{LL_BUILD}") + set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "${CMAKE_MATCH_1}") + message(STATUS "CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY = '${CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY}'") + + string(REGEX MATCH " -g([^ ]*)" scratch "$ENV{LL_BUILD}") + set(CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT "${CMAKE_MATCH_1}") + # -gdwarf-2 is passed in LL_BUILD according to 00-COMPILE-LINK-RUN.txt. + # However, when CMake 3.9.2 sees -gdwarf-2, it silently deletes the whole -g + # switch, producing no symbols at all! The same thing happens if we specify + # plain -g ourselves, i.e. CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT is + # the empty string. Specifying -gdwarf-with-dsym or just -gdwarf drives a + # different CMake behavior: it substitutes plain -g. As of 2017-09-19, + # viewer-build-variables/variables still passes -gdwarf-2, which is the + # no-symbols case. Set -gdwarf, triggering CMake to substitute plain -g -- + # at least that way we should get symbols, albeit mangled ones. It Would Be + # Nice if CMake's behavior could be predicted from a consistent mental + # model, instead of only observed experimentally. + string(REPLACE "dwarf-2" "dwarf" + CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT + "${CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT}") + message(STATUS "CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT = '${CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT}'") + + string(REGEX MATCH "-O([^ ]*)" scratch "$ENV{LL_BUILD}") + set(CMAKE_XCODE_ATTRIBUTE_GCC_OPTIMIZATION_LEVEL "${CMAKE_MATCH_1}") + message(STATUS "CMAKE_XCODE_ATTRIBUTE_GCC_OPTIMIZATION_LEVEL = '${CMAKE_XCODE_ATTRIBUTE_GCC_OPTIMIZATION_LEVEL}'") + + string(REGEX MATCHALL "[^ ]+" LL_BUILD_LIST "$ENV{LL_BUILD}") + list(FIND LL_BUILD_LIST "-iwithsysroot" sysroot_idx) + if ("${sysroot_idx}" LESS 0) + message(FATAL_ERROR "Environment variable LL_BUILD must contain '-iwithsysroot'") + endif () + math(EXPR sysroot_idx "${sysroot_idx} + 1") + list(GET LL_BUILD_LIST "${sysroot_idx}" CMAKE_OSX_SYSROOT) + message(STATUS "CMAKE_OSX_SYSROOT = '${CMAKE_OSX_SYSROOT}'") + set(XCODE_VERSION 7.0) - set(CMAKE_OSX_DEPLOYMENT_TARGET 10.7) - set(CMAKE_OSX_SYSROOT macosx10.11) set(CMAKE_XCODE_ATTRIBUTE_GCC_VERSION "com.apple.compilers.llvm.clang.1_0") - set(CMAKE_XCODE_ATTRIBUTE_GCC_OPTIMIZATION_LEVEL 3) set(CMAKE_XCODE_ATTRIBUTE_GCC_STRICT_ALIASING NO) set(CMAKE_XCODE_ATTRIBUTE_GCC_FAST_MATH NO) set(CMAKE_XCODE_ATTRIBUTE_CLANG_X86_VECTOR_INSTRUCTIONS ssse3) - set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libstdc++") - set(CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT dwarf-with-dsym) - # Build only for i386 by default, system default on MacOSX 10.6+ is x86_64 - if (NOT CMAKE_OSX_ARCHITECTURES) - set(CMAKE_OSX_ARCHITECTURES "i386") - endif (NOT CMAKE_OSX_ARCHITECTURES) + set(CMAKE_OSX_ARCHITECTURES "${ARCH}") + string(REPLACE "i686" "i386" CMAKE_OSX_ARCHITECTURES "${CMAKE_OSX_ARCHITECTURES}") + string(REPLACE "AMD64" "x86_64" CMAKE_OSX_ARCHITECTURES "${CMAKE_OSX_ARCHITECTURES}") - set(ARCH ${CMAKE_OSX_ARCHITECTURES}) set(LL_ARCH ${ARCH}_darwin) set(LL_ARCH_DIR universal-darwin) - set(WORD_SIZE 32) endif (${CMAKE_SYSTEM_NAME} MATCHES "Darwin") # Default deploy grid |