sdl2 bootstrap: implement --add-source argument

pythonforandroid/bootstraps/sdl2/build/ant.properties

@@ -15,3 +15,4 @@
 #  'key.alias' for the name of the key to use.
 # The password will be asked during the build when you use the 'release' target.
 
+source.absolute.dir = tmp-src

pythonforandroid/bootstraps/sdl2/build/build.py

@@ -286,6 +286,19 @@ def make_package(args):
         with open(args.intent_filters) as fd:
             args.intent_filters = fd.read()
 
+    if args.extra_source_dirs:
+        esd = []
+        for spec in args.extra_source_dirs:
+            if ':' in spec:
+                specdir, specincludes = spec.split(':')
+            else:
+                specdir = spec
+                specincludes = '**'
+            esd.append((realpath(specdir), specincludes))
+        args.extra_source_dirs = esd
+    else:
+        args.extra_source_dirs = []
+
     service = False
     service_main = join(realpath(args.private), 'service', 'main.py')
     if exists(service_main) or exists(service_main + 'o'):
@@ -322,6 +335,11 @@ def make_package(args):
         'res/values/strings.xml',
         args=args)
 
+    render(
+        'custom_rules.tmpl.xml',
+        'custom_rules.xml',
+        args=args)
+
     with open(join(dirname(__file__), 'res',
                    'values', 'strings.xml')) as fileh:
         lines = fileh.read()
@@ -410,6 +428,8 @@ def parse_args(args=None):
                     help='If set, the billing service will be added (not implemented)')
     ap.add_argument('--service', dest='services', action='append',
                     help='Declare a new service entrypoint: NAME:PATH_TO_PY')
+    ap.add_argument('--add-source', dest='extra_source_dirs', action='append',
+                    help='Include additional source dirs in Java build')
 
     if args is None:
         args = sys.argv[1:]

pythonforandroid/bootstraps/sdl2/build/templates/custom_rules.tmpl.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project name="CustomRules">
+    <target name="-pre-build">
+        <copy todir="tmp-src">
+            <fileset dir="src" includes="**" />
+            {% for dir, includes in args.extra_source_dirs %}
+            <fileset dir="{{ dir }}" includes="{{ includes }}" />
+            {% endfor %}
+        </copy>
+    </target>
+    <target name="-post-build">
+        <delete dir="tmp-src" />
+    </target>
+</project>

pythonforandroid/toolchain.py

@@ -539,9 +539,15 @@ def apk(self, args):
         # unsatisfactory and should probably be changed somehow, but
         # we can't leave it until later as the build.py scripts assume
         # they are in the current directory.
+        fix_args = ('--dir', '--private', '--add-jar', '--add-source')
         for i, arg in enumerate(args[:-1]):
-            if arg in ('--dir', '--private'):
-                args[i+1] = realpath(expanduser(args[i+1]))
+            argx = arg.split('=')
+            if argx[0] in fix_args:
+                if len(argx) > 1:
+                    args[i] = '='.join((argx[0],
+                                        realpath(expanduser(argx[1]))))
+                else:
+                    args[i+1] = realpath(expanduser(args[i+1]))
 
         build = imp.load_source('build', join(dist.dist_dir, 'build.py'))
         with current_directory(dist.dist_dir):