Convert System.Globalization.Native to C

CMakeLists.txt

@@ -24,7 +24,7 @@ set(CLR_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 set(VM_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src/vm)
 set(GENERATED_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/src/inc)
 set(GENERATED_EVENTING_DIR ${CMAKE_CURRENT_BINARY_DIR}/eventing)
-set(VERSION_FILE_PATH "${CMAKE_BINARY_DIR}/version.cpp")
+set(VERSION_FILE_PATH "${CMAKE_BINARY_DIR}/version.c")
 set(PAL_REDEFINES_FILE ${CMAKE_CURRENT_SOURCE_DIR}/src/dlls/mscordac/palredefines.S)
 
 set(CORECLR_SET_RPATH ON)

build-test.sh

@@ -472,8 +472,8 @@ build_native_projects()
     if [ $__SkipConfigure == 0 ]; then
         # if msbuild is not supported, then set __SkipGenerateVersion to 1
         if [ $__isMSBuildOnNETCoreSupported == 0 ]; then __SkipGenerateVersion=1; fi
-        # Drop version.cpp file
-        __versionSourceFile="$intermediatesForBuild/version.cpp"
+        # Drop version.c file
+        __versionSourceFile="$intermediatesForBuild/version.c"
         if [ $__SkipGenerateVersion == 0 ]; then
             pwd
             $__ProjectRoot/dotnet.sh msbuild /nologo /verbosity:minimal /clp:Summary \
@@ -484,7 +484,7 @@ build_native_projects()
                                      /l:BinClashLogger,Tools/Microsoft.DotNet.Build.Tasks.dll\;LogFile=binclash.log \
                                      $__CommonMSBuildArgs $__UnprocessedBuildArgs
         else
-            # Generate the dummy version.cpp, but only if it didn't exist to make sure we don't trigger unnecessary rebuild
+            # Generate the dummy version.c, but only if it didn't exist to make sure we don't trigger unnecessary rebuild
             __versionSourceLine="static char sccsid[] __attribute__((used)) = \"@(#)No version information produced\";"
             if [ -e $__versionSourceFile ]; then
                 read existingVersionSourceLine < $__versionSourceFile

build.sh

@@ -293,8 +293,8 @@ build_native()
     if [ $__SkipConfigure == 0 ]; then
         # if msbuild is not supported, then set __SkipGenerateVersion to 1
         if [ $__isMSBuildOnNETCoreSupported == 0 ]; then __SkipGenerateVersion=1; fi
-        # Drop version.cpp file
-        __versionSourceFile="$intermediatesForBuild/version.cpp"
+        # Drop version.c file
+        __versionSourceFile="$intermediatesForBuild/version.c"
         if [ $__SkipGenerateVersion == 0 ]; then
             pwd
             "$__ProjectRoot/dotnet.sh" msbuild /nologo /verbosity:minimal /clp:Summary \
@@ -304,7 +304,7 @@ build_native()
                                        "$__ProjectDir/build.proj" /p:GenerateVersionSourceFile=true /t:GenerateVersionSourceFile /p:NativeVersionSourceFile=$__versionSourceFile \
                                        $__CommonMSBuildArgs $__UnprocessedBuildArgs
         else
-            # Generate the dummy version.cpp, but only if it didn't exist to make sure we don't trigger unnecessary rebuild
+            # Generate the dummy version.c, but only if it didn't exist to make sure we don't trigger unnecessary rebuild
             __versionSourceLine="static char sccsid[] __attribute__((used)) = \"@(#)No version information produced\";"
             if [ -e $__versionSourceFile ]; then
                 read existingVersionSourceLine < $__versionSourceFile

src/corefx/System.Globalization.Native/CMakeLists.txt

@@ -1,5 +1,4 @@
-
-project(System.Globalization.Native)
+project(System.Globalization.Native C)
 
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
@@ -8,6 +7,9 @@ add_definitions(-DBIT64=1)
 
 set(ICU_HOMEBREW_INC_PATH "/usr/local/opt/icu4c/include")
 
+# We mark the function which needs exporting with DLLEXPORT
+add_compile_options(-fvisibility=hidden)
+
 find_path(UTYPES_H "unicode/utypes.h" PATHS ${ICU_HOMEBREW_INC_PATH})
 if(UTYPES_H STREQUAL UTYPES_H-NOTFOUND)
     message(FATAL_ERROR "Cannot find utypes.h, try installing libicu-dev (or the appropriate package for your platform)")
@@ -39,18 +41,19 @@ endif()
 include(configure.cmake)
 
 add_compile_options(-fPIC)
+add_compile_options(-Wno-incompatible-pointer-types-discards-qualifiers)
 
 set(NATIVEGLOBALIZATION_SOURCES
-    calendarData.cpp
-    casing.cpp
-    collation.cpp
-    idna.cpp
-    locale.cpp
-    localeNumberData.cpp
-    localeStringData.cpp
-    normalization.cpp
-    timeZoneInfo.cpp
-    icushim.cpp
+    pal_calendarData.c
+    pal_casing.c
+    pal_collation.c
+    pal_idna.c
+    pal_locale.c
+    pal_localeNumberData.c
+    pal_localeStringData.c
+    pal_normalization.c
+    pal_timeZoneInfo.c
+    pal_icushim.c
 )
 
 include_directories(${UTYPES_H})
@@ -97,4 +100,3 @@ verify_dependencies(
 # add the install targets
 install_clr(System.Globalization.Native)
 install(TARGETS System.Globalization.Native_Static DESTINATION .)
-

src/corefx/System.Globalization.Native/configure.cmake

@@ -1,11 +1,11 @@
-include(CheckCXXSourceCompiles)
-include(CheckCXXSymbolExists)
+include(CheckCSourceCompiles)
+include(CheckSymbolExists)
 
 set(CMAKE_REQUIRED_INCLUDES ${UTYPES_H} ${ICU_HOMEBREW_INC_PATH})
 
-CHECK_CXX_SOURCE_COMPILES("
+CHECK_C_SOURCE_COMPILES("
     #include <unicode/udat.h>
-    int main() { UDateFormatSymbolType e = UDAT_STANDALONE_SHORTER_WEEKDAYS; }
+    int main(void) { enum UDateFormatSymbolType e = UDAT_STANDALONE_SHORTER_WEEKDAYS; }
 " HAVE_UDAT_STANDALONE_SHORTER_WEEKDAYS)
 
 if(NOT CLR_CMAKE_PLATFORM_DARWIN)
@@ -14,7 +14,7 @@ else()
     set(CMAKE_REQUIRED_LIBRARIES ${ICUCORE})
 endif()
 
-check_cxx_symbol_exists(
+check_symbol_exists(
     ucol_setMaxVariable
     "unicode/ucol.h"
     HAVE_SET_MAX_VARIABLE)