[FL-2052] New build system based on scons (#1269)

site_scons/site_tools/fbt_version.py

@@ -0,0 +1,29 @@
+from SCons.Builder import Builder
+from SCons.Action import Action
+
+
+def version_emitter(target, source, env):
+    target_dir = target[0]
+    target = [
+        target_dir.File("version.inc.h"),
+        target_dir.File("version.json"),
+    ]
+    return target, source
+
+
+def generate(env):
+    env.Append(
+        BUILDERS={
+            "VersionBuilder": Builder(
+                action=Action(
+                    "${PYTHON3} ${ROOT_DIR.abspath}/scripts/version.py generate -t ${TARGET_HW} -o ${TARGET.dir.posix} --dir ${ROOT_DIR}",
+                    "${VERSIONCOMSTR}",
+                ),
+                emitter=version_emitter,
+            ),
+        }
+    )
+
+
+def exists(env):
+    return True