Support user install of swig python module (#50)

README.md

@@ -9,9 +9,9 @@ For usage information, see [the documentation](doc/README.md).
 ## Building python plugin
 Requirements:
 - rizin > 0.4.1 (needs commit [59b38e6](https://github.com/rizinorg/rizin/commit/59b38e6efaf00b9b9869e0ec5baba4f1b9605f37))
-- meson >= 0.62.2
+- meson >= 1.1.0
 - ninja
-- python >= 3.7
+- python >= 3.10
 - libclang
 - SWIG
 

meson.build

@@ -117,7 +117,7 @@ if target_swig
       '-python', '-c++',
       '-outdir', '@OUTDIR@', '@INPUT@'
     ],
-    install: true,
+    install: host_machine.system() == 'windows',
     install_dir: [py.get_install_dir(), false]
   )
   swig_py = swig_output[0]
@@ -127,15 +127,18 @@ if target_swig
     rz_core = dependency('rz_core')
   endif
 
-  py.extension_module(
+  ext_mod = py.extension_module(
     '_rizin',
     swig_wrap,
     dependencies: [
       py.dependency(),
       rz_core,
     ],
-    install: true,
+    install: host_machine.system() == 'windows',
   )
+  if host_machine.system() != 'windows'
+    meson.add_install_script('py_install.py', swig_py.full_path(), ext_mod.full_path())
+  endif
 endif
 
 if target_sphinx
@@ -155,4 +158,3 @@ endif
 if get_option('plugin').enabled()
   subdir('plugin')
 endif
-

py_install.py

@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+"""
+SPDX-FileCopyrightText: 2024 kazarmy <[email protected]>
+SPDX-License-Identifier: LGPL-3.0-only
+"""
+
+import os
+import shutil
+import sys
+import sysconfig
+
+def install_files(scheme):
+    for file in sys.argv[1:]:
+        if file.endswith(".py"):
+            dest_type = 'purelib'
+        elif file.endswith(".so"):
+            dest_type = 'platlib'
+        install_dir = sysconfig.get_path(dest_type, scheme)
+        shutil.copy(file, install_dir)
+        print(f"Installing {os.path.basename(file)} to {install_dir}")
+
+try:
+    install_files(sysconfig.get_default_scheme())
+except PermissionError:
+    print("Installing to user site-packages since normal site-packages is not writeable")
+    install_files(f"{os.name}_user")