1 files changed, 88 insertions, 0 deletions
diff --git a/debian/build.py b/debian/build.py
new file mode 100644
index 0000000..8e0b0aa
--- /dev/null
+++ b/debian/build.py
@@ -0,0 +1,88 @@
+#!/usr/bin/env python3
+
+# Symlink install flit & flit_core for development.
+# Most projects can do the same with 'flit install --symlink'.
+# But that doesn't work until Flit is installed, so we need some bootstrapping.
+
+import argparse
+import logging
+import os
+import os.path as osp
+from pathlib import Path
+import shutil
+import sys
+
+my_dir = Path(__file__).parent
+os.chdir(str(my_dir))
+sys.path.insert(0, 'flit_core')
+
+from flit.install import Installer
+
+logging.basicConfig(level=logging.INFO)
+log = logging.getLogger(__name__)
+
+class DebianInstaller(Installer):
+    def install_directly(self):
+        """Install a module/package into package directory, and create its scripts.
+        """
+        dirs = self._get_dirs(user=self.user)
+        dirs['purelib'] = 'debian/flit/' + dirs['stdlib'] + '/dist-packages'
+        dirs['scripts'] = 'debian/flit'+ dirs['scripts']
+        os.makedirs(dirs['purelib'], exist_ok=True)
+        os.makedirs(dirs['scripts'], exist_ok=True)
+
+        dst = osp.join(dirs['purelib'], osp.basename(self.module.path))
+        if osp.lexists(dst):
+            if osp.isdir(dst) and not osp.islink(dst):
+                shutil.rmtree(dst)
+            else:
+                os.unlink(dst)
+
+        # Install requirements to target environment
+        # self.install_requirements()
+
+        # Install requirements to this environment if we need them to
+        # get docstring & version number.
+        #if self.python != sys.executable:
+        #    self.install_reqs_my_python_if_needed()
+
+        src = str(self.module.path)
+        if self.symlink:
+            log.info("Symlinking %s -> %s", src, dst)
+            os.symlink(osp.abspath(self.module.path), dst)
+            self.installed_files.append(dst)
+        elif self.pth:
+            # .pth points to the the folder containing the module (which is
+            # added to sys.path)
+            pth_target = osp.dirname(osp.abspath(self.module.path))
+            pth_file = pathlib.Path(dst).with_suffix('.pth')
+            log.info("Adding .pth file %s for %s", pth_file, pth_target)
+            with pth_file.open("w") as f:
+                f.write(pth_target)
+            self.installed_files.append(pth_file)
+        elif self.module.is_package:
+            log.info("Copying directory %s -> %s", src, dst)
+            shutil.copytree(src, dst)
+            self._record_installed_directory(dst)
+        else:
+            log.info("Copying file %s -> %s", src, dst)
+            shutil.copy2(src, dst)
+            self.installed_files.append(dst)
+
+        scripts = self.ini_info.entrypoints.get('console_scripts', {})
+        self.install_scripts(scripts, dirs['scripts'])
+
+        self.write_dist_info(dirs['purelib'])
+
+install_kwargs = {'user': False, 'symlink': False}
+# Install flit_core
+DebianInstaller.from_ini_path(
+    my_dir / 'flit_core' / 'pyproject.toml', **install_kwargs
+).install_directly()
+print("Linked flit_core into site-packages.")
+
+# Install flit
+DebianInstaller.from_ini_path(
+    my_dir / 'pyproject.toml', **install_kwargs
+).install_directly()
+print("Linked flit into site-packages.")