Make GC and GCSample compile and run on Linux

:# Please enter the commit message for your changes. Lines starting

1 files changed, 64 insertions, 8 deletions

diff --git a/src/Native/CMakeLists.txt b/src/Native/CMakeLists.txt
index 7d26d88fe..f3fc58549 100644
--- a/src/Native/CMakeLists.txt
+++ b/src/Native/CMakeLists.txt
@@ -8,14 +8,13 @@ set(CMAKE_C_FLAGS "-std=c11")
 set(CMAKE_CXX_FLAGS "-std=c++11")
 set(CMAKE_SHARED_LIBRARY_PREFIX "")
 
-add_compile_options(-Weverything)
-add_compile_options(-Wno-format-nonliteral)
-add_compile_options(-Wno-missing-prototypes)
-add_compile_options(-Wno-disabled-macro-expansion)
-add_compile_options(-Wno-c++98-compat)
-add_compile_options(-Wno-c++98-compat-pedantic)
-add_compile_options(-Werror)
-add_compile_options(-fPIC)
+function(clr_unknown_arch)
+    if (WIN32)
+        message(FATAL_ERROR "Only AMD64 and I386 are supported")
+    else()
+        message(FATAL_ERROR "Only AMD64, ARM64 and ARM are supported")
+    endif()
+endfunction()
 
 if (CMAKE_SYSTEM_PROCESSOR STREQUAL x86_64 OR CMAKE_SYSTEM_PROCESSOR STREQUAL amd64)
     add_definitions(-DBIT64=1)
@@ -28,10 +27,66 @@ elseif (CMAKE_SYSTEM_PROCESSOR STREQUAL armv7l)
     add_compile_options(-mfpu=vfpv3)
 endif ()
 
+if(CMAKE_SYSTEM_NAME STREQUAL Linux)
+    set(CLR_CMAKE_PLATFORM_UNIX 1)
+    if(CMAKE_SYSTEM_PROCESSOR STREQUAL x86_64)
+        set(CLR_CMAKE_PLATFORM_UNIX_TARGET_AMD64 1)
+    elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL armv7l)
+        set(CLR_CMAKE_PLATFORM_UNIX_TARGET_ARM 1)
+    elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL aarch64)
+        set(CLR_CMAKE_PLATFORM_UNIX_TARGET_ARM64 1)
+    else()
+        clr_unknown_arch()
+    endif()
+    set(CLR_CMAKE_PLATFORM_LINUX 1)
+endif(CMAKE_SYSTEM_NAME STREQUAL Linux)
+
+if (CLR_CMAKE_PLATFORM_UNIX)
+    add_definitions(-DPLATFORM_UNIX=1)
+
+    # All warnings that are not explicitly disabled are reported as errors
+    add_compile_options(-Wall)
+    add_compile_options(-Werror)
+
+    add_compile_options(-Wno-format-nonliteral)
+    add_compile_options(-Wno-missing-prototypes)
+    add_compile_options(-Wno-disabled-macro-expansion)
+    add_compile_options(-Wno-c++98-compat)
+    add_compile_options(-Wno-c++98-compat-pedantic)
+
+    add_compile_options(-Wno-null-conversion)
+    add_compile_options(-Wno-invalid-offsetof)
+    add_compile_options(-Wno-null-arithmetic)
+
+    # The -fms-extensions enable the stuff like __if_exists, __declspec(uuid()), etc.
+    add_compile_options(-fms-extensions )
+
+    add_compile_options(-fPIC)
+endif(CLR_CMAKE_PLATFORM_UNIX)
+
+if(CLR_CMAKE_PLATFORM_UNIX_TARGET_ARM)
+    set(CLR_CMAKE_PLATFORM_ARCH_ARM 1)
+elseif(CLR_CMAKE_PLATFORM_UNIX_TARGET_ARM64)
+    set(CLR_CMAKE_PLATFORM_ARCH_ARM64 1)
+elseif(CLR_CMAKE_PLATFORM_UNIX_TARGET_AMD64)
+    set(CLR_CMAKE_PLATFORM_ARCH_AMD64 1)
+elseif(WIN32)
+    if (CLR_CMAKE_TARGET_ARCH STREQUAL x64)
+        set(CLR_CMAKE_PLATFORM_ARCH_AMD64 1)
+        set(IS_64BIT_BUILD 1)
+    elseif(CLR_CMAKE_TARGET_ARCH STREQUAL x86)
+        set(CLR_CMAKE_PLATFORM_ARCH_I386 1)
+        set(IS_64BIT_BUILD 0)
+    else()
+        clr_unknown_arch()
+    endif()
+endif()
+
 string(TOUPPER ${CMAKE_BUILD_TYPE} UPPERCASE_CMAKE_BUILD_TYPE)
 if (UPPERCASE_CMAKE_BUILD_TYPE STREQUAL DEBUG)
     add_compile_options(-g -O0)
     add_definitions(-DDEBUG)
+    add_definitions(-D_DEBUG)
 elseif (UPPERCASE_CMAKE_BUILD_TYPE STREQUAL RELEASE)
     add_compile_options (-O3)
     add_definitions(-DNDEBUG)
@@ -41,3 +96,4 @@ endif ()
 
 include(configure.cmake)
 
+add_subdirectory(gc)