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kpex/FasterCap: ignore max path length handling for Windows #10

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merged 1 commit into from
Dec 5, 2024
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kpex/FasterCap: ignore max path length handling for Windows #10

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8 changes: 6 additions & 2 deletions kpex/fastercap/fastercap_model_generator.py
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Original file line number Diff line number Diff line change
Expand Up @@ -729,7 +729,11 @@ def finalize(self):
self.diel_data = dk

def write_fastcap(self, output_dir_path: str, prefix: str) -> str:
max_filename_length = os.pathconf(output_dir_path, 'PC_NAME_MAX')
max_filename_length: Optional[int] = None
try:
max_filename_length = os.pathconf(output_dir_path, 'PC_NAME_MAX')
except AttributeError:
pass # NOTE: windows does not support the os.pathconf attribute

lst_fn = os.path.join(output_dir_path, f"{prefix}.lst")
file_num = 0
Expand Down Expand Up @@ -790,7 +794,7 @@ def write_fastcap(self, output_dir_path: str, prefix: str) -> str:
outside = outside or '(void)'
# lst_file.append(f"* Conductor interface: outside={outside}, net={nn}")
fn = f"{prefix}{file_num}_outside={outside}_net={nn}.geo"
if len(fn) > max_filename_length:
if max_filename_length is not None and len(fn) > max_filename_length:
warning(f"Unusual long net name detected: {nn}")
d = hashlib.md5(nn.encode('utf-8')).digest()
h = base64.urlsafe_b64encode(d).decode('utf-8').rstrip('=')
Expand Down
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