working version

main.py

@@ -0,0 +1,76 @@
+import argparse
+import sys
+import re
+import os
+
+from pathlib import Path
+import shutil
+
+parser = argparse.ArgumentParser(description="parse netlist and pack all references to current working directory")
+parser.add_argument("files", nargs="*", type=argparse.FileType("r"), default=sys.stdin)
+parser.add_argument("-d", action="store_const", const=True, default=False, help="Dryrun")
+
+args = parser.parse_args()
+
+print(args.d)
+fileregex = re.compile(r"(?<!\w)file=\"(.*?)\"")
+files = {}
+
+for file in args.files:
+    location = Path(file.name)
+    print(f"parsing {file.name}")
+
+    content = file.read()
+
+    with open(location.name, "w+") as outfile:
+        last = 0
+
+        for match in fileregex.finditer(content):
+            start = match.start(1)
+            end = match.end(1)
+            path = Path(match.group(1))
+            destpath = path
+
+            if path.is_absolute():
+                try:
+                    destpath = path.relative_to(location.parent)
+                except ValueError:
+                    destpath = Path(*path.parts[-4:])
+            else:
+                path = Path.cwd() / path
+                print(destpath.root)
+                if destpath.parts[0] == "..":
+                    destpath = Path(*destpath.parts[1:])
+            
+            outfile.write(content[last:start])
+            outfile.write(str(destpath))
+
+            files[path] = destpath
+            last = end
+
+        outfile.write(content[last:])
+
+# do dryrun
+if args.d:
+    for file in files:
+        print(f"copy {file} -> {files[file]}")
+
+    exit(0)
+
+for file in files:
+    src = Path(file)
+    dst = Path(files[file])
+
+    if not src.exists():
+        # create dir
+        print(f"src does not exist: {str(src)}")
+        continue
+
+    dst.parent.mkdir(parents=True, exist_ok=True)
+    
+    print(file, files[file])
+
+    shutil.copyfile(src, dst)
+
+
+