| -- https://github.com/TurkeyMan/premake-emscripten.git adds "emscripten" as a valid system, but |
| -- premake5 still doesn't accept "--os=emscripten" from the command line. To work around this we add |
| -- a custom "--wasm" flag that sets system to "emscripten" for us. |
| newoption { |
| trigger = "wasm", |
| description = "use emscripten", |
| } |
| if _OPTIONS['wasm'] |
| then |
| -- Target emscripten via https://github.com/TurkeyMan/premake-emscripten.git |
| -- Premake doesn't properly load the _preload.lua for this module, so we load it here manually. |
| -- BUG: https://github.com/premake/premake-core/issues/1235 |
| dofile "premake-emscripten/_preload.lua" |
| dofile "premake-emscripten/emscripten.lua" |
| system "emscripten" |
| toolset "emcc" |
| end |
| |
| filter {'system:emscripten'} |
| do |
| buildoptions { |
| "-msimd128", |
| } |
| linkoptions { |
| "-sMIN_WEBGL_VERSION=2", |
| "-sMAX_WEBGL_VERSION=2", |
| "-sALLOW_MEMORY_GROWTH", |
| } |
| end |
| |
| filter 'system:not emscripten' |
| do |
| toolset (_OPTIONS["toolset"] or "clang") |
| end |
| |
| filter 'system:windows' |
| do |
| staticruntime "on" -- Match Skia's /MT flag for link compatibility |
| runtime "Release" -- Use /MT even in debug (/MTd is incompatible with Skia) |
| end |
| |
| filter {'system:windows', 'options:toolset=clang'} |
| do |
| buildoptions { |
| '-Wno-c++98-compat', |
| '-Wno-c++20-compat', |
| '-Wno-c++98-compat-pedantic', |
| '-Wno-c99-extensions', |
| '-Wno-ctad-maybe-unsupported', |
| '-Wno-deprecated-copy-with-user-provided-dtor', |
| '-Wno-deprecated-declarations', |
| '-Wno-documentation', |
| '-Wno-documentation-pedantic', |
| '-Wno-documentation-unknown-command', |
| '-Wno-double-promotion', |
| '-Wno-exit-time-destructors', |
| '-Wno-float-equal', |
| '-Wno-global-constructors', |
| '-Wno-implicit-float-conversion', |
| '-Wno-newline-eof', |
| '-Wno-old-style-cast', |
| '-Wno-reserved-identifier', |
| '-Wno-shadow', |
| '-Wno-sign-compare', |
| '-Wno-sign-conversion', |
| '-Wno-unused-macros', |
| '-Wno-unused-parameter', |
| '-Wno-four-char-constants', |
| '-Wno-unreachable-code', |
| '-Wno-switch-enum', |
| '-Wno-missing-field-initializers' |
| } |
| end |
| |
| filter {'system:windows', 'options:toolset=msc'} |
| do |
| -- We currently suppress several warnings for the MSVC build, some serious. Once this build |
| -- is fully integrated into GitHub actions, we will definitely want to address these. |
| disablewarnings { |
| "4061", -- enumerator 'identifier' in switch of enum 'enumeration' is not explicitly |
| -- handled by a case label |
| "4100", -- 'identifier': unreferenced formal parameter |
| "4201", -- nonstandard extension used: nameless struct/union |
| "4244", -- 'conversion_type': conversion from 'type1' to 'type2', possible loss of data |
| "4245", -- 'conversion_type': conversion from 'type1' to 'type2', signed/unsigned |
| -- mismatch |
| "4267", -- 'variable': conversion from 'size_t' to 'type', possible loss of data |
| "4355", -- 'this': used in base member initializer list |
| "4365", -- 'expression': conversion from 'type1' to 'type2', signed/unsigned mismatch |
| "4388", -- 'expression': signed/unsigned mismatch |
| "4389", -- 'operator': signed/unsigned mismatch |
| "4458", -- declaration of 'identifier' hides class member |
| "4514", -- 'function': unreferenced inline function has been removed |
| "4583", -- 'Catch::clara::detail::ResultValueBase<T>::m_value': destructor is not |
| -- implicitly called |
| "4623", -- 'Catch::AssertionInfo': default constructor was implicitly defined as deleted |
| "4625", -- 'derived class': copy constructor was implicitly defined as deleted because a |
| -- base class copy constructor is inaccessible or deleted |
| "4626", -- 'derived class': assignment operator was implicitly defined as deleted |
| -- because a base class assignment operator is inaccessible or deleted |
| "4820", -- 'bytes' bytes padding added after construct 'member_name' |
| "4868", -- (catch.hpp) compiler may not enforce left-to-right evaluation order in braced |
| -- initializer list |
| "5026", -- 'type': move constructor was implicitly defined as deleted |
| "5027", -- 'type': move assignment operator was implicitly defined as deleted |
| "5039", -- (catch.hpp) 'AddVectoredExceptionHandler': pointer or reference to |
| -- potentially throwing function passed to 'extern "C"' function under -EHc. |
| -- Undefined behavior may occur if this function throws an exception. |
| "5045", -- Compiler will insert Spectre mitigation for memory load if /Qspectre switch |
| -- specified |
| "5204", -- 'Catch::Matchers::Impl::MatcherMethod<T>': class has virtual functions, but |
| -- its trivial destructor is not virtual; instances of objects derived from this |
| -- class may not be destructed correctly |
| "5219", -- implicit conversion from 'type-1' to 'type-2', possible loss of data |
| "5262", -- MSVC\14.34.31933\include\atomic(917,9): implicit fall-through occurs here; |
| -- are you missing a break statement? |
| "5264", -- 'rive::math::PI': 'const' variable is not used |
| } |
| end |
| |
| filter{} |
| |
| -- Don't use filter() here because we don't want to generate the "ndk-redirect-*" files if not |
| -- building for android. |
| if _OPTIONS["os"] == "android" |
| then |
| local ndk = os.getenv("NDK_PATH") |
| if not ndk or ndk == "" then |
| error("export $NDK_PATH") |
| end |
| |
| local ndk_toolchain = ndk .. "/toolchains/llvm/prebuilt" |
| if os.host() == 'windows' then |
| ndk_toolchain = ndk_toolchain .. "/windows-x86_64" |
| elseif os.host() == 'macosx' then |
| ndk_toolchain = ndk_toolchain .. "/darwin-x86_64" |
| else |
| ndk_toolchain = ndk_toolchain .. "/linux-x86_64" |
| end |
| |
| -- Using "gcc" allows us to redirect the compiler to the (clang) NDK. |
| toolset "gcc" |
| gccprefix (_WORKING_DIR .. "/ndk-redirect-") |
| |
| -- Masquerade the clang NDK as a "gcc" cross-compiler. |
| file = io.open(_WORKING_DIR .. "/ndk-redirect-g++", "w") |
| file:write("#!/bin/bash\n") |
| file:write(ndk_toolchain .. "/bin/clang++ $@") |
| file:close() |
| os.execute("chmod +x " .. _WORKING_DIR .. "/ndk-redirect-g++") |
| |
| file = io.open(_WORKING_DIR .. "/ndk-redirect-gcc", "w") |
| file:write("#!/bin/bash\n") |
| file:write(ndk_toolchain .. "/bin/clang $@") |
| file:close() |
| os.execute("chmod +x " .. _WORKING_DIR .. "/ndk-redirect-gcc") |
| |
| file = io.open(_WORKING_DIR .. "/ndk-redirect-ar", "w") |
| file:write("#!/bin/bash\n") |
| file:write(ndk_toolchain .. "/bin/llvm-ar $@") |
| file:close() |
| os.execute("chmod +x " .. _WORKING_DIR .. "/ndk-redirect-ar") |
| |
| pic "on" -- Position-independent code is required for NDK libraries. |
| filter "options:arch=x86" |
| do |
| architecture "x86" |
| buildoptions {"--target=i686-none-linux-android23"} |
| linkoptions {"--target=i686-none-linux-android23"} |
| end |
| filter "options:arch=x64" |
| do |
| architecture "x64" |
| buildoptions {"--target=x86_64-none-linux-android23"} |
| linkoptions {"--target=x86_64-none-linux-android23"} |
| end |
| filter "options:arch=arm" |
| do |
| architecture "arm" |
| buildoptions {"--target=armv7a-none-linux-android23"} |
| linkoptions {"--target=armv7a-none-linux-android23"} |
| end |
| filter "options:arch=arm64" |
| do |
| architecture "arm64" |
| buildoptions {"--target=aarch64-none-linux-android23"} |
| linkoptions {"--target=aarch64-none-linux-android23"} |
| end |
| filter {} |
| |
| buildoptions { |
| "--sysroot=" .. ndk_toolchain .. "/sysroot", |
| "-fdata-sections", |
| "-ffunction-sections", |
| "-funwind-tables", |
| "-fstack-protector-strong", |
| "-no-canonical-prefixes", |
| } |
| |
| linkoptions { |
| "--sysroot=" .. ndk_toolchain .. "/sysroot", |
| "-fdata-sections", |
| "-ffunction-sections", |
| "-funwind-tables", |
| "-fstack-protector-strong", |
| "-no-canonical-prefixes", |
| "-Wl,--fatal-warnings", |
| "-Wl,--gc-sections", |
| "-Wl,--no-rosegment", |
| "-Wl,--no-undefined", |
| "-static-libstdc++", |
| } |
| end |
| |
| newoption { |
| trigger = 'toolset', |
| value = 'type', |
| description = 'Choose which toolchain to build with', |
| allowed = { |
| {'clang', 'Build with Clang'}, |
| {'msc', 'Build with the Microsoft C/C++ compiler'} |
| }, |
| default = 'clang' |
| } |
| |
| newoption { |
| trigger = 'arch', |
| value = 'ABI', |
| description = 'The ABI with the right toolchain for this build, generally with Android', |
| allowed = { |
| {'x86'}, |
| {'x64'}, |
| {'arm'}, |
| {'arm64'} |
| } |
| } |