added generic configuration for BigProject generator

* BigProject can be used as convenient way to create MPS project with all
modules in the repository to run migrations at once for the complete repository

tools/BigProject/.gitignore

@@ -0,0 +1,5 @@
+# Default ignored files
+/shelf/
+.idea
+.mps
+_spreferences

tools/BigProject/.mps/libraries.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectLibraryManager">
+    <option name="libraries">
+      <map>
+        <entry key="mps-extensions">
+          <value>
+            <Library>
+              <option name="name" value="mps-extensions" />
+              <option name="path" value="${mbeddr.github.core.home}/artifacts/de.itemis.mps.extensions" />
+            </Library>
+          </value>
+        </entry>
+      </map>
+    </option>
+  </component>
+</project>

tools/BigProject/.mps/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$mbeddr.github.core.home$" vcs="Git" />
+  </component>
+</project>

tools/BigProject/.run/BigProjectGenerator.run.xml

@@ -0,0 +1,15 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="BigProjectGenerator" type="Application" factoryName="Application" nameIsGenerated="true">
+    <option name="MAIN_CLASS_NAME" value="com.mbeddr.BigProjectGenerator" />
+    <module name="BigProject" />
+    <extension name="coverage">
+      <pattern>
+        <option name="PATTERN" value="com.mbeddr.*" />
+        <option name="ENABLED" value="true" />
+      </pattern>
+    </extension>
+    <method v="2">
+      <option name="Make" enabled="true" />
+    </method>
+  </configuration>
+</component>

tools/BigProject/BigProject.iml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

tools/generateBigProject/src/com/mbeddr/BigProjectGenerator.java → tools/BigProject/src/com/mbeddr/BigProjectGenerator.java

@@ -6,20 +6,30 @@
 
 public class BigProjectGenerator {
 
-    private static File projectDir = new File("P:\\mbeddr.core-2020.1");
-    private static File modulesXml = new File(projectDir + "/tmp/allProject/.mps/modules.xml");
+    private static final String MODULES_XML_PATH = "/tools/BigProject/.mps/modules.xml";
 
     private static int totalLanguages = 0;
     private static int totalSolutions = 0;
     private static int totalDevkits = 0;
 
     public static void main(String[] args) throws Exception {
-        modulesXml.getParentFile().mkdirs();
 
+        File projectDir = new File(System.getProperty("user.dir"));
+        while (!new File(projectDir, ".git").exists()) {
+            projectDir = projectDir.getParentFile();
+            if (projectDir == null) {
+                System.err.print("Error: could not determine project directory root");
+                System.exit(-1);
+            }
+        }
+
+        System.out.println("Searching for modules under " + projectDir);
 
         File langDir = new File(projectDir + "/code/languages");
         File testsDir = new File(projectDir + "/code/tests");
 
+        File modulesXml = new File(projectDir + MODULES_XML_PATH);
+        modulesXml.getParentFile().mkdirs();
         BufferedWriter w = new BufferedWriter(new FileWriter(modulesXml));
 
         w.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
@@ -38,6 +48,7 @@ public static void main(String[] args) throws Exception {
 
         w.close();
 
+        System.out.println("Updated " + modulesXml);
         System.out.println("=== TOTAL ===");
         System.out.println("Languages: " + totalLanguages);
         System.out.println("Solutions: " + totalSolutions);