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binding.gyp
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# https://github.com/nodejs/node-addon-api/blob/main/doc/setup.md
# https://github.com/nodejs/node-gyp/blob/main/addon.gypi
# https://github.com/nodejs/node/blob/eaaee92d9b0be82d7f40b2abb67f30ce525d4bc4/common.gypi
# https://github.com/chromium/gyp/blob/md-pages/docs/InputFormatReference.md
# Darwin: https://developer.apple.com/library/archive/documentation/DeveloperTools/Reference/XcodeBuildSettingRef/1-Build_Setting_Reference/build_setting_ref.html#//apple_ref/doc/uid/TP40003931-CH3-SW105
{
'variables': {
# SAPNWRFC_HOME_CLOUD is used in cloud deployents, like on Cloud Foundry
# https://blogs.sap.com/2023/10/26/abap-rfc-connectivity-from-btp-node.js-buildpack/
'nwrfcsdk_dir': '<!(node -p "process.env.SAPNWRFC_HOME || process.env.SAPNWRFC_HOME_CLOUD")',
'nwrfcsdk_include_dir': '<(nwrfcsdk_dir)/include',
'nwrfcsdk_lib_dir': '<(nwrfcsdk_dir)/lib',
'napi_include_dir': "<!(node -p \"require('node-addon-api').include_dir\")",
'napi_version': "<!(node -p \"require('./package.json').config.napi_version\")",
'node_abi_version': '<!(node -p "process.versions.modules")',
# per NodeJS build requirements: https://github.com/nodejs/node/blob/main/BUILDING.md
'macosx_version_min': '10.15',
'cpp_standard': 'c++17',
'target_name': 'sapnwrfc',
'ccflags_defaults': [
'-fno-rtti',
'-Wno-unused-variable',
]
},
'target_defaults': {
'type': 'loadable_module',
'win_delay_load_hook': 'true',
'product_prefix': '',
'default_configuration': 'Release',
'include_dirs': ['<(napi_include_dir)', '<(nwrfcsdk_include_dir)'],
# C++ exceptions are enabled: https://github.com/nodejs/node-addon-api/blob/main/doc/setup.md
'cflags!': [ '-fno-exceptions' ],
'cflags_cc!': [ '-fno-exceptions'],
'configurations': {
'Debug': {
'defines!': [
'NDEBUG'
],
'cflags_cc!': [
'-O2',
'-Os',
'-DNDEBUG'
],
'xcode_settings': {
'OTHER_CPLUSPLUSFLAGS!': [
'-O2',
'-Os',
'-DDEBUG'
],
'GCC_OPTIMIZATION_LEVEL': '-1',
'GCC_GENERATE_DEBUGGING_SYMBOLS': 'YES'
}
},
'Release': {
'defines': [
'NDEBUG'
],
'xcode_settings': {
'OTHER_CPLUSPLUSFLAGS!': [
'-Os',
'-O1'
],
'GCC_OPTIMIZATION_LEVEL': '2',
'GCC_GENERATE_DEBUGGING_SYMBOLS': 'NO',
'DEAD_CODE_STRIPPING': 'YES',
'GCC_INLINES_ARE_PRIVATE_EXTERN': 'YES'
}
}
}
},
'targets': [
{
'target_name': '<(target_name)',
'sources': [
'src/cpp/addon.cc',
'src/cpp/Log.cc',
'src/cpp/nwrfcsdk.cc',
'src/cpp/Client.cc',
'src/cpp/Pool.cc',
'src/cpp/Server.cc',
'src/cpp/server_api.cc',
'src/cpp/Throughput.cc'
],
'defines': [
'_CONSOLE',
'SAPwithUNICODE', 'UNICODE', '_UNICODE',
'_FILE_OFFSET_BITS=64',
'_LARGEFILE_SOURCE',
'NDEBUG',
'SAPwithTHREADS',
'NAPI_CPP_EXCEPTIONS',
'NAPI_VERSION=<(napi_version)',
'sapnwrfc_EXPORTS'
],
'conditions': [
[
'OS=="mac"',
{
'variables': {
'ccflags_mac': [
'-Wpedantic', '-Wall', '-Wextra', '-Werror', '-Wuninitialized', '-Wunreachable-code',
'-stdlib=libc++',
'-std=<(cpp_standard)',
'-mmacosx-version-min=<(macosx_version_min)',
'-fvisibility=hidden',
'-fPIC',
'-MD', '-MT'
]
},
'cflags_cc': [
'<@(ccflags_defaults)'
'<@(ccflags_mac)'
],
'defines': [
'_DARWIN_USE_64_BIT_INODE=1',
'SAPonDARW',
'__NO_MATH_INLINES',
],
'link_settings': {
'library_dirs': [
'<(nwrfcsdk_lib_dir)'
],
'libraries': [
'-lsapnwrfc',
'-lsapucum',
'-Wl,-rpath,<(nwrfcsdk_lib_dir)'
],
},
'xcode_settings': {
'CLANG_CXX_LANGUAGE_STANDARD': '<(cpp_standard)',
'CLANG_CXX_LIBRARY': 'libc++',
'DYLIB_INSTALL_NAME_BASE': '@rpath',
'GCC_ENABLE_CPP_EXCEPTIONS': 'YES',
'GCC_SYMBOLS_PRIVATE_EXTERN': 'YES', # -fvisibility=hidden
'GCC_WARN_PEDANTIC': 'YES',
'MACOSX_DEPLOYMENT_TARGET': '<(macosx_version_min)',
'OTHER_CFLAGS': [
'-std=<(cpp_standard)',
'-Wl,-bind_at_load'
],
'OTHER_CPLUSPLUSFLAGS': [
'<@(ccflags_defaults)',
'<@(ccflags_mac)'
],
},
},
],
[
'OS=="linux"',
{
'cflags_cc': [
'-std=<(cpp_standard)',
'-std=<(cpp_standard)',
'-Wall', '-Wextra', '-Werror', '-Wuninitialized', '-Wunreachable-code',
'-fvisibility=hidden',
'-fPIC',
'-MD', '-MT'
],
'defines': [
'SAPonLIN'
'SAPonUNIX',
],
'link_settings': {
'library_dirs': [
'<(nwrfcsdk_lib_dir)'
],
'libraries': [
'-lsapnwrfc',
'-lsapucum',
'-Wl,-rpath,<(nwrfcsdk_lib_dir)'
],
},
},
],
[
'OS=="win"',
{
'defines': [
'PLATFORM="win32"',
'WIN32',
'_AFXDLL',
'_CRT_NON_CONFORMING_SWPRINTFS',
'_CRT_SECURE_NO_DEPRECATE',
'_CRT_NONSTDC_NO_DEPRECATE',
'SAPonNT',
'UNICODE',
'_UNICODE',
"_HAS_EXCEPTIONS=1"
],
'msvs_configuration_attributes': {
'OutputDirectory': '$(SolutionDir)$(ConfigurationName)',
'IntermediateDirectory': '$(OutDir)\\obj',
},
'msvs_settings': {
'VCCLCompilerTool': {
'ExceptionHandling': 1,
'WholeProgramOptimization': 'true', # /GL, whole program optimization, needed for LTCG
'AdditionalOptions': [ '/std:<(cpp_standard)', ],
},
'VCLibrarianTool': {
'AdditionalOptions': [
'/LTCG:INCREMENTAL', # incremental link-time code generation
]
},
'VCLinkerTool': {
'OptimizeReferences': 2, # /OPT:REF
'EnableCOMDATFolding': 2, # /OPT:ICF
'LinkIncremental': 1, # disable incremental linking
'AdditionalOptions': [
'/LTCG:INCREMENTAL', # incremental link-time code generation
],
'AdditionalLibraryDirectories': ['<(nwrfcsdk_lib_dir)'],
'AdditionalDependencies': ['sapnwrfc.lib', 'libsapucum.lib'],
},
},
},
],
],
}
]
}