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-rw-r--r--mesonbuild/compilers/swift.py32
1 files changed, 24 insertions, 8 deletions
diff --git a/mesonbuild/compilers/swift.py b/mesonbuild/compilers/swift.py
index 8410fbb..4ad3aff 100644
--- a/mesonbuild/compilers/swift.py
+++ b/mesonbuild/compilers/swift.py
@@ -8,7 +8,7 @@ import subprocess, os.path
import typing as T
from .. import mlog, options
-from ..mesonlib import EnvironmentException, MesonException, version_compare
+from ..mesonlib import first, MesonException, version_compare
from .compilers import Compiler, clike_debug_args
@@ -139,6 +139,16 @@ class SwiftCompiler(Compiler):
if std != 'none':
args += ['-swift-version', std]
+ # Pass C compiler -std=... arg to swiftc
+ c_langs = ['objc', 'c']
+ if target.uses_swift_cpp_interop():
+ c_langs = ['objcpp', 'cpp', *c_langs]
+
+ c_lang = first(c_langs, lambda x: x in target.compilers)
+ if c_lang is not None:
+ cc = target.compilers[c_lang]
+ args.extend(arg for c_arg in cc.get_option_std_args(target, env, subproject) for arg in ['-Xcc', c_arg])
+
return args
def get_working_directory_args(self, path: str) -> T.Optional[T.List[str]]:
@@ -147,6 +157,18 @@ class SwiftCompiler(Compiler):
return ['-working-directory', path]
+ def get_cxx_interoperability_args(self, target: T.Optional[build.BuildTarget] = None) -> T.List[str]:
+ if target is not None and not target.uses_swift_cpp_interop():
+ return []
+
+ if version_compare(self.version, '<5.9'):
+ raise MesonException(f'Compiler {self} does not support C++ interoperability')
+
+ return ['-cxx-interoperability-mode=default']
+
+ def get_library_args(self) -> T.List[str]:
+ return ['-parse-as-library']
+
def compute_parameters_with_absolute_paths(self, parameter_list: T.List[str],
build_dir: str) -> T.List[str]:
for idx, i in enumerate(parameter_list):
@@ -170,13 +192,7 @@ class SwiftCompiler(Compiler):
''')
pc = subprocess.Popen(self.exelist + extra_flags + ['-emit-executable', '-o', output_name, src], cwd=work_dir)
pc.wait()
- if pc.returncode != 0:
- raise EnvironmentException('Swift compiler %s cannot compile programs.' % self.name_string())
- if self.is_cross:
- # Can't check if the binaries run so we have to assume they do
- return
- if subprocess.call(output_name) != 0:
- raise EnvironmentException('Executables created by Swift compiler %s are not runnable.' % self.name_string())
+ self.run_sanity_check(environment, [output_name], work_dir)
def get_debug_args(self, is_debug: bool) -> T.List[str]:
return clike_debug_args[is_debug]