Attempt to fix call_ctypesgen on windows+py37

https://github.com/pypdfium2-team/pypdfium2/actions/runs/4271155609/jobs/7435425615

setupsrc/pypdfium2_setup/packaging_base.py

@@ -182,9 +182,12 @@ def get_wheel_tag(pl_name):
         raise ValueError(f"Unknown platform name {pl_name}")
 
 
-def run_cmd(command, cwd, capture=False, check=True, **kwargs):
+def run_cmd(command, cwd, capture=False, check=True, str_cast=True, **kwargs):
 
-    print(f"{command} (cwd='{cwd}')", file=sys.stderr)
+    if str_cast:
+        command = [str(c) for c in command]
+
+    print(f"{command} (cwd={cwd!r})", file=sys.stderr)
     if capture:
         kwargs.update( dict(stdout=subprocess.PIPE, stderr=subprocess.STDOUT) )
 
@@ -204,10 +207,9 @@ def get_latest_version():
 def call_ctypesgen(target_dir, include_dir):
 
     bindings = target_dir / BindingsFileName
-    headers = sorted(include_dir.glob("*.h"))
 
     # https://github.com/ctypesgen/ctypesgen/issues/160
-    run_cmd(["ctypesgen", "--library", "pdfium", "--runtime-libdir", ".", f"--strip-build-path={include_dir}", *headers, "-o", bindings], cwd=target_dir)
+    run_cmd(["ctypesgen", "--library", "pdfium", "--runtime-libdir", ".", f"--strip-build-path={include_dir}", *sorted(include_dir.glob("*.h")), "-o", bindings], cwd=target_dir)
 
     text = bindings.read_text()
     text = text.replace(str(include_dir), ".")