Build c.o.g.python.cext with CMake

Author: fangerer

graalpython/com.oracle.graal.python.cext/CMakeLists.txt

@@ -0,0 +1,215 @@
+#
+# Copyright (c) 2023, Oracle and/or its affiliates.
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without modification, are
+# permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice, this list of
+# conditions and the following disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above copyright notice, this list of
+# conditions and the following disclaimer in the documentation and/or other materials provided
+# with the distribution.
+# 3. Neither the name of the copyright holder nor the names of its contributors may be used to
+# endorse or promote products derived from this software without specific prior written
+# permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
+# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+# GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+# OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+cmake_minimum_required(VERSION 3.22)
+project(com.oracle.graal.python.cext)
+
+function(require_var var)
+  if (NOT ${var})
+    message(FATAL_ERROR "${var} needs to be set")
+  endif()
+endfunction()
+
+function(check_var var)
+  set(${var} PARENT_SCOPE)
+  require_var(${var})
+endfunction()
+
+# set variable from environement variable if the latter exists
+function(setFromEnv varname envname)
+  if(DEFINED ENV{${envname}})
+    set(${varname} $ENV{${envname}} PARENT_SCOPE)
+  endif()
+endfunction()
+
+require_var(LLVM_MODE)
+require_var(BZ2_LIB_DIR)
+
+set(TARGET_LIBPYTHON "python")
+set(LIB_OUTPUT_DIR "${PROJECT_OUTPUT_DIR}/lib")
+
+######################################################################
+# common variables and compile/link options (for all build targets)
+######################################################################
+
+if(NOT WIN32)
+    set(CFLAGS_WARNINGS -Werror -Wno-int-to-pointer-cast -Wno-int-conversion -Wno-void-pointer-to-int-cast
+                        -Wno-incompatible-pointer-types-discards-qualifiers -Wno-pointer-type-mismatch
+                        -Wno-braced-scalar-init -Wno-deprecated-declarations)
+else()
+    set(CFLAGS_WARNINGS)
+endif()
+
+# preprocessor defines for all platforms
+add_compile_definitions(
+    NDEBUG
+    GRAALVM_PYTHON_LLVM
+    Py_BUILD_CORE_MODULE
+)
+
+if(WIN32)
+    add_compile_options(
+        /Z7
+        /O2
+        /WX
+    )
+    add_compile_definitions(
+        MS_WINDOWS
+        Py_ENABLE_SHARED
+        HAVE_DECLSPEC_DLL
+    )
+endif()
+
+if(APPLE)
+    add_link_options(-undefined dynamic_lookup)
+endif()
+
+# don't install into the system but into the MX project's output dir
+set(CMAKE_INSTALL_PREFIX ${CMAKE_BINARY_DIR})
+
+check_var(GRAALVM_LLVM_LIB_DIR)
+check_var(TRUFFLE_H_INC)
+
+require_var(GRAALPY_EXT)
+
+# using glob patterns is not recommended: https://cmake.org/cmake/help/latest/command/file.html#glob
+set(SRC_FILES src/codecs.c src/setobject.c src/compile.c src/thread.c src/moduleobject.c src/preconfig.c
+              src/getbuildinfo.c src/object.c src/dtoa.c src/pystrhex.c src/capi.c src/complexobject.c src/capsule.c
+              src/typeobject.c src/obmalloc.c src/descrobject.c src/memoryobject.c src/traceback.c src/unicodeobject.c
+              src/pythonrun.c src/funcobject.c src/codeobject.c src/unicodectype.c src/structseq.c src/import.c
+              src/pytime.c src/bytearrayobject.c src/listobject.c src/bytesobject.c src/object_shared.c src/longobject.c
+              src/sysmodule.c src/pystrtod.c src/tupleobject.c src/iterobject.c src/sliceobject.c src/classobject.c
+              src/floatobject.c src/namespaceobject.c src/_warnings.c src/dictobject.c src/pystate.c src/mysnprintf.c
+              src/ceval.c src/getcompiler.c src/pyhash.c src/fileutils.c src/descrobject_shared.c src/modsupport.c
+              src/context.c src/abstract.c src/frameobject.c src/posixmodule.c src/longobject_shared.c src/exceptions.c
+              src/pyctype.c src/typeobject_shared.c src/mystrtoul.c src/weakrefobject.c src/modsupport_shared.c
+              src/fileobject.c src/pystrcmp.c src/getversion.c src/genobject.c src/methodobject.c src/boolobject.c
+              src/pylifecycle.c src/errors.c src/signals.c src/datetime.c
+)
+
+include_directories(
+    "src"
+    "include"
+    "${TRUFFLE_H_INC}"
+)
+
+function(native_module name core src_files)
+    add_library(${name} SHARED)
+    target_compile_options(${name} PRIVATE ${CFLAGS_WARNINGS})
+    if(APPLE)
+        target_link_options(${name} PRIVATE -undefined dynamic_lookup)
+    endif()
+    if(${core})
+        target_compile_definitions(${name} PRIVATE Py_BUILD_CORE)
+        target_include_directories(${name} PRIVATE "include/internal")
+    endif()
+    set_target_properties(${name} PROPERTIES SUFFIX "${GRAALPY_EXT}")
+    set_target_properties(${name} PROPERTIES PREFIX "")
+    target_sources(${name} PRIVATE ${src_files})
+    install(TARGETS ${name} DESTINATION "bin/modules")
+endfunction()
+
+function(simple_native_module name)
+    native_module(${name} TRUE "modules/${name}.c")
+endfunction()
+
+#file(GLOB_RECURSE GLOBBED_SRC_FILES
+#    LIST_DIRECTORIES FALSE
+#    "src/*.c")
+
+######################################################################
+# BUILD TARGETS
+######################################################################
+
+add_library(${TARGET_LIBPYTHON} SHARED)
+simple_native_module("_mmap")
+simple_native_module("_cpython_sre")
+simple_native_module("_cpython_unicodedata")
+simple_native_module("_cpython_struct")
+
+if(NOT WIN32)
+    native_module("_testcapi" FALSE "modules/_testcapi.c")
+    simple_native_module("_testmultiphase")
+    simple_native_module("_ctypes_test")
+
+    ###################### BZIP2 ########################
+    set(TARGET_BZ2 "_bz2")
+    simple_native_module(${TARGET_BZ2})
+    set_target_properties(${TARGET_BZ2} PROPERTIES
+        # BUILD_WITH_INSTALL_RPATH FALSE
+        # BUILD_RPATH_USE_ORIGIN TRUE
+        BUILD_RPATH "../lib/${LLVM_MODE}/"
+    )
+    target_link_directories(${TARGET_BZ2} PRIVATE "${BZ2_LIB_DIR}")
+    target_link_libraries(${TARGET_BZ2} bz2)
+
+
+    ###################### PYEXPAT ######################
+    set(TARGET_PYEXPAT "pyexpat")
+    simple_native_module(${TARGET_PYEXPAT})
+    set(PYEXPAT_HEADERS
+        "expat/ascii.h" "expat/asciitab.h" "expat/expat.h" "expat/expat_config.h" "expat/expat_external.h"
+        "expat/internal.h" "expat/latin1tab.h" "expat/utf8tab.h" "expat/xmlrole.h" "expat/xmltok.h"
+        "expat/xmltok_impl.h"
+    )
+    target_sources(${TARGET_PYEXPAT} PRIVATE ${PYEXPAT_HEADERS})
+    target_sources(${TARGET_PYEXPAT} PRIVATE "expat/xmlparse.c" "expat/xmlrole.c" "expat/xmltok.c")
+    target_include_directories(${TARGET_PYEXPAT} PRIVATE "expat")
+    # bpo-30947: Python uses best available entropy sources to call XML_SetHashSalt(),
+    # expat entropy sources are not needed
+    target_compile_definitions(${TARGET_PYEXPAT} PRIVATE
+        HAVE_EXPAT_CONFIG_H=1
+        XML_POOR_ENTROPY=1
+    )
+endif()
+
+# set file extension; e.g. "graalpy231-310-native-x86_64-darwin.so"
+set_target_properties(${TARGET_LIBPYTHON} PROPERTIES SUFFIX "${GRAALPY_EXT}")
+
+target_sources(${TARGET_LIBPYTHON} PRIVATE ${SRC_FILES})
+target_include_directories(${TARGET_LIBPYTHON} PRIVATE
+    "include/internal"
+)
+
+######################################################################
+# target-specific compile and link options
+######################################################################
+
+#target_link_directories(${TARGET_LIBPYTHON} PRIVATE ${GRAALVM_LLVM_LIB_DIR})
+#target_link_libraries(${TARGET_LIBPYTHON} graalvm-llvm)
+target_compile_options(${TARGET_LIBPYTHON} PRIVATE ${CFLAGS_WARNINGS})
+
+if(WIN32)
+    target_link_libraries(${TARGET_LIBPYTHON} sulong-native)
+endif()
+
+#if(APPLE)
+#    target_link_options(${TARGET_LIBPYTHON} PRIVATE -undefined dynamic_lookup)
+#endif()
+
+install(TARGETS ${TARGET_LIBPYTHON} DESTINATION bin)