tc_build/binutils: Move TemporaryDirectory() usage inside a with block

To satisfy pylint.

Fixes:
tc_build/binutils.py:34:22: R1732: Consider using 'with' for resource-allocating operations (consider-using-with)

Signed-off-by: Dakkshesh <dakkshesh5@gmail.com>

tc_build/binutils.py

@@ -56,20 +56,23 @@ def build(self):
         self.folders.build.mkdir(exist_ok=True, parents=True)
         tc_build.utils.print_header(f"Building {self.target} binutils")
 
-        configure_cmd = [
-            Path(self.folders.source, 'configure'),
-            *self.configure_flags,
-        ] + [f"{var}={val}" for var, val in self.configure_vars.items()]
-        self.run_cmd(configure_cmd, cwd=self.folders.build)
-
-        make_cmd = ['make', '-C', self.folders.build, '-s', f"-j{os.cpu_count()}", 'V=0']
-        self.run_cmd(make_cmd)
-
-        if self.folders.install:
-            self.run_cmd([*make_cmd, 'install'])
-            tc_build.utils.create_gitignore(self.folders.install)
-            # Clean temporary dir containing docs after installing
-            self.tmpdir.cleanup()
+        # Redirect unwanted docs to a temporary dir
+        with TemporaryDirectory() as tmpdir:
+            doc_dirs = ['infodir', 'htmldir', 'pdfdir', 'mandir']
+            self.configure_flags += [f"--{d}={tmpdir}" for d in doc_dirs]
+
+            configure_cmd = [
+                Path(self.folders.source, 'configure'),
+                *self.configure_flags,
+            ] + [f"{var}={val}" for var, val in self.configure_vars.items()]
+            self.run_cmd(configure_cmd, cwd=self.folders.build)
+
+            make_cmd = ['make', '-C', self.folders.build, '-s', f"-j{os.cpu_count()}", 'V=0']
+            self.run_cmd(make_cmd)
+
+            if self.folders.install:
+                self.run_cmd([*make_cmd, 'install'])
+                tc_build.utils.create_gitignore(self.folders.install)
 
 
 class StandardBinutilsBuilder(BinutilsBuilder):