waf: remove waf as a build system

Remove waf entirely in favor of meson as the only supported build
system. Waf was officially deprecated in 0.36.0, and has not been
preferred over meson since 0.35.0.

1 files changed, 0 insertions, 203 deletions

diff --git a/waftools/detections/compiler_swift.py b/waftools/detections/compiler_swift.py
deleted file mode 100644
index be66df0fbe..0000000000
--- a/waftools/detections/compiler_swift.py
+++ /dev/null
@@ -1,203 +0,0 @@
-import re
-import string
-import os.path
-from waflib import Utils
-from distutils.version import StrictVersion
-
-
-def __run(cmd):
-    try:
-        output = Utils.subprocess.check_output(cmd, stderr=Utils.subprocess.STDOUT, universal_newlines=True)
-        return output.strip()
-    except Exception:
-        return ""
-
-
-def __add_swift_flags(ctx):
-    ctx.env.SWIFT_FLAGS = [
-        "-frontend", "-c", "-sdk", ctx.env.MACOS_SDK,
-        "-enable-objc-interop", "-emit-objc-header", "-parse-as-library",
-    ]
-
-    verRe = re.compile("(?i)version\s?([\d.]+)")
-    ctx.env.SWIFT_VERSION = verRe.search(__run([ctx.env.SWIFT, '-version'])).group(1)
-
-    # prevent possible breakages with future swift versions
-    if StrictVersion(ctx.env.SWIFT_VERSION) >= StrictVersion("6.0"):
-        ctx.env.SWIFT_FLAGS.extend(["-swift-version", "5"])
-
-    if ctx.is_debug_build():
-        ctx.env.SWIFT_FLAGS.append("-g")
-
-    if ctx.is_optimization():
-        ctx.env.SWIFT_FLAGS.append("-O")
-
-
-def __add_static_swift_library_linking_flags(ctx, swift_library):
-    ctx.env.append_value('LINKFLAGS', [
-        '-L%s' % swift_library,
-        '-Xlinker', '-force_load_swift_libs', '-lc++',
-    ])
-
-
-def __add_dynamic_swift_library_linking_flags(ctx, swift_library):
-    ctx.env.append_value('LINKFLAGS', ['-L%s' % swift_library])
-
-    # ABI compatibility
-    if StrictVersion(ctx.env.SWIFT_VERSION) >= StrictVersion("5.0"):
-        ctx.env.append_value('LINKFLAGS', [
-            '-Xlinker', '-rpath', '-Xlinker', '/usr/lib/swift',
-            '-L/usr/lib/swift',
-        ])
-
-    ctx.env.append_value('LINKFLAGS', [
-        '-Xlinker', '-rpath', '-Xlinker', swift_library,
-    ])
-
-
-def __find_swift_library(ctx):
-    swift_libraries = {}
-    # look for set lib paths in passed environment variables
-    if 'SWIFT_LIB_DYNAMIC' in ctx.environ:
-        swift_libraries['SWIFT_LIB_DYNAMIC'] = ctx.environ['SWIFT_LIB_DYNAMIC']
-    if 'SWIFT_LIB_STATIC' in ctx.environ:
-        swift_libraries['SWIFT_LIB_STATIC'] = ctx.environ['SWIFT_LIB_STATIC']
-
-    # search for swift libs relative to the swift compiler executable
-    swift_library_relative_paths = {
-        'SWIFT_LIB_DYNAMIC': '../../lib/swift/macosx',
-        'SWIFT_LIB_STATIC': '../../lib/swift_static/macosx'
-    }
-
-    for lib_type, path in swift_library_relative_paths.items():
-        if lib_type not in swift_libraries:
-            lib_path = os.path.join(ctx.env.SWIFT, path)
-            swift_library = ctx.root.find_dir(lib_path)
-            if swift_library is not None:
-                swift_libraries[lib_type] = swift_library.abspath()
-
-    # fall back to xcode-select path
-    swift_library_paths = {
-        'SWIFT_LIB_DYNAMIC': [
-            'Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/macosx',
-            'usr/lib/swift/macosx'
-        ],
-        'SWIFT_LIB_STATIC': [
-            'Toolchains/XcodeDefault.xctoolchain/usr/lib/swift_static/macosx',
-            'usr/lib/swift_static/macosx'
-        ]
-    }
-    dev_path = __run(['xcode-select', '-p'])[1:]
-
-    for lib_type, paths in swift_library_paths.items():
-        for path in paths:
-            if lib_type not in swift_libraries:
-                swift_library = ctx.root.find_dir([dev_path, path])
-                if swift_library is not None:
-                    swift_libraries[lib_type] = swift_library.abspath()
-                    break
-            else:
-                break
-
-    # check if library paths were found
-    ctx.start_msg('Checking for dynamic Swift Library')
-    if 'SWIFT_LIB_DYNAMIC' in swift_libraries:
-        ctx.end_msg(swift_libraries['SWIFT_LIB_DYNAMIC'])
-    else:
-        ctx.end_msg(False)
-
-    ctx.start_msg('Checking for static Swift Library')
-    if 'SWIFT_LIB_STATIC' in swift_libraries:
-        ctx.end_msg(swift_libraries['SWIFT_LIB_STATIC'])
-        ctx.env['SWIFT_LIB_STATIC'] = swift_libraries['SWIFT_LIB_STATIC']
-    else:
-        ctx.end_msg(False)
-
-    enableStatic = getattr(ctx.options, 'enable_swift-static')
-    if (enableStatic) and 'SWIFT_LIB_STATIC' in swift_libraries:
-        __add_static_swift_library_linking_flags(ctx, swift_libraries['SWIFT_LIB_STATIC'])
-    else:
-        __add_dynamic_swift_library_linking_flags(ctx, swift_libraries['SWIFT_LIB_DYNAMIC'])
-
-
-def __find_macos_sdk(ctx):
-    ctx.start_msg('Checking for macOS SDK')
-    sdk = None
-    sdk_build_version = None
-    sdk_version = None
-
-    # look for set macOS SDK paths and version in passed environment variables
-    if 'MACOS_SDK' in ctx.environ:
-        sdk = ctx.environ['MACOS_SDK']
-    if 'MACOS_SDK_VERSION' in ctx.environ:
-        ctx.env.MACOS_SDK_VERSION = ctx.environ['MACOS_SDK_VERSION']
-
-    # find macOS SDK paths and version
-    if not sdk:
-        sdk = __run(['xcrun', '--sdk', 'macosx', '--show-sdk-path'])
-    if not ctx.env.MACOS_SDK_VERSION:
-        # show-sdk-build-version: is not available on older command line tools, but return a build version (eg 17A360)
-        # show-sdk-version: is always available, but on older dev tools it's only the major version
-        sdk_build_version = __run(['xcrun', '--sdk', 'macosx', '--show-sdk-build-version'])
-        sdk_version = __run(['xcrun', '--sdk', 'macosx', '--show-sdk-version'])
-
-    if sdk:
-        ctx.env.MACOS_SDK = sdk
-        build_version = '10.10.0'
-
-        if not ctx.env.MACOS_SDK_VERSION:
-            # convert build version to a version string
-            # first 2 two digits are the major version, starting with 15 which is 10.11 (offset of 4)
-            # 1 char is the minor version, A => 0, B => 1 and ongoing
-            # last digits are bugfix version, which are not relevant for us
-            # eg 16E185 => 10.12.4, 17A360 => 10.13, 18B71 => 10.14.1
-            if sdk_build_version and isinstance(sdk_build_version, str):
-                verRe = re.compile("(\d+)(\D+)(\d+)")
-                version_parts = verRe.search(sdk_build_version)
-                major = int(version_parts.group(1)) - 4
-                minor = string.ascii_lowercase.index(version_parts.group(2).lower())
-                build_version = '10.' + str(major) + '.' + str(minor)
-                # from 20 onwards macOS 11.0 starts
-                if int(version_parts.group(1)) >= 20:
-                    build_version = '11.' + str(minor)
-
-            if not isinstance(sdk_version, str):
-                sdk_version = '10.10.0'
-
-            # pick the higher version, always pick sdk over build if newer
-            if StrictVersion(build_version) > StrictVersion(sdk_version):
-                ctx.env.MACOS_SDK_VERSION = build_version
-            else:
-                ctx.env.MACOS_SDK_VERSION = sdk_version
-
-        ctx.end_msg(sdk + ' (version found: ' + ctx.env.MACOS_SDK_VERSION + ')')
-    else:
-        ctx.end_msg(False)
-
-
-def __find_swift_compiler(ctx):
-    ctx.start_msg('Checking for swift (Swift compiler)')
-    swift = ''
-
-    # look for set swift paths in passed environment variables
-    if 'SWIFT' in ctx.environ:
-        swift = ctx.environ['SWIFT']
-
-    # find swift executable
-    if not swift:
-        swift = __run(['xcrun', '-find', 'swift'])
-
-    if swift:
-        ctx.end_msg(swift)
-        ctx.env.SWIFT = swift
-        __add_swift_flags(ctx)
-        __find_swift_library(ctx)
-    else:
-        ctx.end_msg(False)
-
-
-def configure(ctx):
-    if ctx.env.DEST_OS == "darwin":
-        __find_macos_sdk(ctx)
-        if ctx.options.enable_swift is not False:
-            __find_swift_compiler(ctx)