Working sdist and install

build/MANIFEST.in

@@ -4,3 +4,5 @@ global-exclude *.bak
 graft sage_bootstrap/sage_root
 # These sources are not needed because individual distributions of these are made.
 prune sage_bootstrap/sage_root/build/pkgs/*/src
+# except for this one
+graft sage_bootstrap/sage_root/build/pkgs/sage_conf/src

build/sage_bootstrap/sage_root/build/bin

@@ -0,0 +1 @@
+../../../bin

build/sage_bootstrap/sage_root/src/Makefile.in

@@ -0,0 +1 @@
+../../../../src/Makefile.in

build/sage_bootstrap/sage_root/src/bin

@@ -0,0 +1 @@
+../../../../src/bin

build/setup.py

@@ -1,6 +1,28 @@
 #!/usr/bin/env sage-system-python
 
 from distutils.core import setup
+from distutils.cmd import Command
+from distutils.command.install import install as distutils_install
+from distutils.errors import (DistutilsSetupError, DistutilsModuleError,
+                              DistutilsOptionError)
+
+class install(distutils_install):
+
+    def run(self):
+        import os
+        import sys
+        import shutil
+        distutils_install.run(self)
+
+        DOT_SAGE = os.environ.get('DOT_SAGE', os.path.join(os.environ.get('HOME'), '.sage'))
+        SAGE_ROOT = os.path.join(DOT_SAGE, 'sage-{}'.format(self.distribution.version))
+        shutil.copytree('sage_bootstrap/sage_root', SAGE_ROOT)  # will fail if already exists
+        SAGE_LOCAL = os.path.join(SAGE_ROOT, 'local')
+        # config.status and other configure output has to be writable.
+        cmd = "cd {} && ./configure --prefix={} PYTHON3={}".format(SAGE_ROOT, SAGE_LOCAL, sys.executable)
+        print("Running {}".format(cmd))
+        if os.system(cmd) != 0:
+            raise DistutilsSetupError("configure failed")
 
 setup(
     name='sage_bootstrap',
@@ -18,4 +40,5 @@
     },
     version='1.0',
     url='https://www.sagemath.org',
+    cmdclass=dict(install=install)
 )

build/tox.ini

@@ -4,6 +4,7 @@ skip_missing_interpreters=true
 
 [testenv]
 setenv =
+    HOME={envdir}
     # We make it harder to get the encoding right by using the dumbest default
     LC_ALL = C
     SAGE_ROOT = {toxinidir}/..