protobuf: do not use symlinks

releases.json

@@ -3231,6 +3231,7 @@
       "protoc"
     ],
     "versions": [
+      "25.2-3",
       "25.2-2",
       "25.2-1",
       "3.21.12-5",

subprojects/packagefiles/protobuf/src/meson.build

@@ -2,9 +2,13 @@
 python = find_program('python3')
 proto_includes_link = custom_target(
   'proto_includes_link',
-  input: files('symlink.py'),
   output: 'include',  # directory adjacent to protoc binary
-  command: [python, '@INPUT@', meson.current_source_dir(), '@OUTPUT@'],
+  command: [
+    python,
+    files('symlink_or_copy.py'),
+    meson.current_source_dir(),
+    '@OUTPUT@',
+  ],
 )
 proto_includes_link_dep = declare_dependency(
   sources: proto_includes_link,

subprojects/packagefiles/protobuf/src/symlink_or_copy.py

@@ -0,0 +1,67 @@
+#!/usr/bin/env python3
+
+"""
+Helper-script, a replacement to unix
+`ln -s [source] [destination] || cp -r [source] [destination]` command
+should work everywhere where meson does
+"""
+
+import argparse
+import os
+import platform
+import shutil
+import sys
+from pathlib import Path
+
+
+def main() -> int:
+    """Your script main entry point"""
+
+    parser = argparse.ArgumentParser()
+    parser.add_argument("source")
+    parser.add_argument("destination")
+    args = parser.parse_args()
+
+    source = Path(args.source)
+    destination = Path(args.destination)
+    destination_parent = destination.absolute().parent
+
+    if not source.exists():
+        print("Source not found at:", source.absolute())
+        return -2
+    if not destination_parent.exists():
+        print("Destination directory not found at:", destination_parent)
+        return -3
+
+    relative_target = Path(os.path.relpath(source.absolute(), destination_parent))
+    print(f"creating symlink {destination} -> {relative_target}")
+    if destination.is_symlink():
+        destination.unlink()
+    elif destination.is_dir():
+        shutil.rmtree(destination)
+    try:
+        destination.symlink_to(relative_target, target_is_directory=source.is_dir())
+    except OSError as exc:
+        # 1314: A required privilege is not held by the client.
+        # Windows raises these errors when the script doesn't have
+        # sufficient (administrator) priviledges and Developer mode
+        # is not enabled (which enables regular users to create
+        # symlinks).
+        if platform.system() == "Windows" and exc.winerror == 1314:
+            try:
+                shutil.copytree(source, destination)
+            except (FileNotFoundError, NotADirectoryError, PermissionError) as exc:
+                print(exc, file=sys.stderr)
+                return -4
+        else:
+            print(exc, file=sys.stderr)
+            return -4
+    except (FileNotFoundError, PermissionError) as exc:
+        print(exc, file=sys.stderr)
+        return -4
+
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())

tools/sanity_checks.py

@@ -106,7 +106,7 @@
         'pcreposix.def'
     ],
     'protobuf': [
-        'symlink.py',
+        'symlink_or_copy.py',
     ],
     'sdl2': [
         'find-dylib-name.py'