compilers: Allow setting env and workdir for run checks

This is not exposed in API, but will be used internally.

mesonbuild/compilers/compilers.py

@@ -625,7 +625,9 @@ class Compiler(HoldableObject, metaclass=abc.ABCMeta):
 
     def run(self, code: 'mesonlib.FileOrString', env: 'Environment',
             extra_args: T.Union[T.List[str], T.Callable[[CompileCheckMode], T.List[str]], None] = None,
-            dependencies: T.Optional[T.List['Dependency']] = None) -> RunResult:
+            dependencies: T.Optional[T.List['Dependency']] = None,
+            run_env: T.Optional[T.Dict[str, str]] = None,
+            run_cwd: T.Optional[str] = None) -> RunResult:
         need_exe_wrapper = env.need_exe_wrapper(self.for_machine)
         if need_exe_wrapper and self.exe_wrapper is None:
             raise CrossNoRunException('Can not run test applications in this cross environment.')
@@ -638,7 +640,7 @@ class Compiler(HoldableObject, metaclass=abc.ABCMeta):
             else:
                 cmdlist = [p.output_name]
             try:
-                pe, so, se = mesonlib.Popen_safe(cmdlist)
+                pe, so, se = mesonlib.Popen_safe(cmdlist, env=run_env, cwd=run_cwd)
             except Exception as e:
                 mlog.debug(f'Could not run: {cmdlist} (error: {e})\n')
                 return RunResult(False)

mesonbuild/compilers/d.py

@@ -572,9 +572,11 @@ class DCompiler(Compiler):
 
     def run(self, code: 'mesonlib.FileOrString', env: 'Environment',
             extra_args: T.Union[T.List[str], T.Callable[[CompileCheckMode], T.List[str]], None] = None,
-            dependencies: T.Optional[T.List['Dependency']] = None) -> compilers.RunResult:
+            dependencies: T.Optional[T.List['Dependency']] = None,
+            run_env: T.Optional[T.Dict[str, str]] = None,
+            run_cwd: T.Optional[str] = None) -> compilers.RunResult:
         extra_args = self._get_compile_extra_args(extra_args)
-        return super().run(code, env, extra_args, dependencies)
+        return super().run(code, env, extra_args, dependencies, run_env, run_cwd)
 
     def sizeof(self, typename: str, prefix: str, env: 'Environment', *,
                extra_args: T.Union[None, T.List[str], T.Callable[[CompileCheckMode], T.List[str]]] = None,