should be it

external/duckdb/tools/swift/create_package.py

@@ -0,0 +1,66 @@
+import os
+import sys
+import shutil
+from pathlib import Path
+from string import Template
+
+# list of extensions to bundle
+extensions = ['core_functions', 'parquet', 'icu', 'json']
+
+# name of the repository
+repo_name = 'duckdb-swift'
+
+# name of the Swift package C target
+swift_target_name = 'Cduckdb'
+
+# name of the target's source dir
+src_dir_name = 'duckdb'
+
+# path to target
+base_dir = os.path.abspath(sys.argv[1] if len(sys.argv) > 1 else os.getcwd())
+package_dir = os.path.join(base_dir, repo_name)
+target_dir = os.path.join(package_dir, 'Sources', swift_target_name)
+includes_dir = os.path.join(target_dir, 'include')
+src_dir = os.path.join(target_dir, src_dir_name)
+
+# Prepare target directory
+Path(target_dir).mkdir(parents=True, exist_ok=True)
+Path(includes_dir).mkdir(parents=True, exist_ok=True)
+
+# build package source files
+os.chdir(base_dir)
+os.chdir(os.path.join('..', '..'))
+sys.path.append('scripts')
+import package_build
+
+# fresh build - copy over all of the files
+(source_list, include_list, _) = package_build.build_package(src_dir, extensions, 32, src_dir_name)
+# standardise paths
+source_list = [os.path.relpath(x, target_dir) if os.path.isabs(x) else x for x in source_list]
+include_list = [os.path.join(src_dir_name, x) for x in include_list]
+define_list = ['DUCKDB_EXTENSION_{}_LINKED'.format(ext.upper()) for ext in extensions]
+# write Package.swift
+os.chdir(base_dir)
+
+# copy umbrella header to path SPM expects (auto .modulemap)
+header_file_src = os.path.join(src_dir, 'src', 'include', 'duckdb.h')
+header_file_dest = os.path.join(includes_dir, 'duckdb.h')
+shutil.copyfile(header_file_src, header_file_dest)
+
+source_list_strs = ['"' + x + '",' for x in source_list]
+include_list_strs = ['.headerSearchPath("' + x + '"),' for x in include_list]
+define_list_strs = ['.define("' + x + '"),' for x in define_list]
+src_line_prefix = '\n        '  # indents eight spaces
+
+content = {
+    'source_list': src_line_prefix.join(source_list_strs),
+    'search_path_list': src_line_prefix.join(include_list_strs),
+    'define_list': src_line_prefix.join(define_list_strs),
+}
+
+package_manifest_path = os.path.join(package_dir, 'Package.swift')
+with open('Package.swift.template', 'r') as f:
+    src = Template(f.read())
+    result = src.substitute(content)
+    with open(package_manifest_path, 'w') as f:
+        f.write(result)