Moved all the recipes that weren't actually recipes to addons.

addons/cmake_project.py

@@ -0,0 +1,51 @@
+
+import os
+import pathlib
+from SCons.Script import *
+
+_BUILT_STAMPFILE = '.spp_built'
+
+Import('env')
+
+def cmd_quote(s: str) -> str:
+    escaped = s.replace('\\', '\\\\')
+    return f'"{escaped}"'
+
+def _cmake_project(env: Environment, project_root: str, generate_args: 'list[str]' = [], build_args : 'list[str]' = [], install_args : 'list[str]' = []) -> dict:
+    config = env['BUILD_TYPE']
+    build_dir = os.path.join(project_root, f'build_{config}')
+    install_dir = os.path.join(project_root, f'install_{config}')
+    is_built = os.path.exists(os.path.join(install_dir, _BUILT_STAMPFILE))
+    if not is_built or env['UPDATE_REPOSITORIES']:
+        print(f'Building {project_root}, config {config}')
+        os.makedirs(build_dir, exist_ok=True)
+        build_type = {
+            'debug': 'Debug',
+            'release_debug': 'RelWithDebInfo',
+            'release': 'Release',
+            'profile': 'RelWithDebInfo'
+        }.get(env['BUILD_TYPE'], 'RelWithDebInfo')
+        def run_cmd(args):
+            env.Execute(' '.join([str(s) for s in args]))
+        # TODO: is this a problem?
+        # environ = os.environ.copy()
+        # environ['CXXFLAGS'] = ' '.join(f'-D{define}' for define in env['CPPDEFINES']) # TODO: who cares about windows?
+        run_cmd(['cmake', '-G', 'Ninja', '-B', build_dir, f'-DCMAKE_BUILD_TYPE={build_type}', f'-DCMAKE_INSTALL_PREFIX={cmd_quote(install_dir)}', '-DBUILD_TESTING=OFF', *generate_args, project_root])
+        run_cmd(['cmake', '--build', *build_args, cmd_quote(build_dir)])
+        run_cmd(['cmake', '--install', *install_args, cmd_quote(build_dir)])
+        pathlib.Path(install_dir, _BUILT_STAMPFILE).touch()
+
+    libpath = []
+    for lib_folder in ('lib', 'lib64'):
+        full_path = os.path.join(install_dir, lib_folder)
+        if os.path.exists(full_path):
+            libpath.append(full_path)
+
+    return {
+        'install_dir': install_dir,
+        'LIBPATH': libpath,
+        'CPPPATH': [os.path.join(install_dir, 'include')]
+    }
+
+env.AddMethod(_cmake_project, 'CMakeProject')
+Return('env')