[eclipse/xtext#1504] added Eclipse-SourceReferences to manifests

Signed-off-by: Christian Dietrich <christian.dietrich@itemis.de>

gradle/manifest-gen.gradle

@@ -17,6 +17,18 @@ def qualifiedVersion = baseVersion + '.v' + buildTime
 
 ext.manifestReplacements = new HashMap()
 manifestReplacements.put(baseVersion + '.qualifier', qualifiedVersion)
+
+def eclipseSourceReferences() {
+	def rootPath = java.nio.file.Paths.get(project.rootProject.projectDir.canonicalPath)
+	def projectPath = java.nio.file.Paths.get(project.projectDir.canonicalPath)
+	def relativePath = rootPath.relativize(projectPath)
+	def url = grgit.remote.list().findAll{ it.name == "origin" }.first().url
+	def commitId = grgit.head().id
+	return "scm:git:${url};path=\"${relativePath}\"" + (commitId ? ";commitId=${commitId}" : "")
+}
+
+manifestReplacements.put("eclipseSourceReferences", eclipseSourceReferences())
+
 File manifestFile = project.file("$buildDir/tmp/genManifest/MANIFEST.MF")
 
 task genManifest(type: Copy) {

org.eclipse.xtext.ide/META-INF/MANIFEST.MF

@@ -65,3 +65,4 @@ Export-Package: org.eclipse.xtext.ide;x-friends:="org.eclipse.xtend.ide,
  org.eclipse.xtext.ide.server.symbol,
  org.eclipse.xtext.ide.util
 Automatic-Module-Name: org.eclipse.xtext.ide
+Eclipse-SourceReferences: eclipseSourceReferences

org.eclipse.xtext.testing/META-INF/MANIFEST.MF

@@ -30,3 +30,4 @@ Import-Package: org.apache.log4j;version="1.2.15",
  org.junit.jupiter.api.extension;version="[5.0.0,6.0.0)";resolution:=optional
 Bundle-ActivationPolicy: lazy
 Automatic-Module-Name: org.eclipse.xtext.testing
+Eclipse-SourceReferences: eclipseSourceReferences

org.eclipse.xtext.util/META-INF/MANIFEST.MF

@@ -48,3 +48,4 @@ Require-Bundle: org.eclipse.emf.ecore;bundle-version="2.10.2",
  org.eclipse.xtend.lib
 Import-Package: org.apache.log4j;version="1.2.15"
 Automatic-Module-Name: org.eclipse.xtext.util
+Eclipse-SourceReferences: eclipseSourceReferences

org.eclipse.xtext.xtext.generator/META-INF/MANIFEST.MF

@@ -83,3 +83,4 @@ Export-Package: org.eclipse.xtext.xtext.generator,
    org.eclipse.xtext.extras.tests,
    org.eclipse.xtext.xbase"
 Automatic-Module-Name: org.eclipse.xtext.xtext.generator
+Eclipse-SourceReferences: eclipseSourceReferences

org.eclipse.xtext.xtext.ide/META-INF/MANIFEST.MF

@@ -12,3 +12,4 @@ Export-Package: org.eclipse.xtext.xtext.ide;x-friends:="org.eclipse.xtext.xtext.
  org.eclipse.xtext.xtext.ide.contentassist.antlr;x-friends:="org.eclipse.xtext.xtext.ui",
  org.eclipse.xtext.xtext.ide.contentassist.antlr.internal;x-friends:="org.eclipse.xtext.xtext.ui"
 Automatic-Module-Name: org.eclipse.xtext.xtext.ide
+Eclipse-SourceReferences: eclipseSourceReferences

org.eclipse.xtext.xtext.wizard/META-INF/MANIFEST.MF

@@ -14,3 +14,4 @@ Require-Bundle: org.eclipse.xtext.xbase.lib;bundle-version="2.20.0",
  org.eclipse.xtext.util,
  org.eclipse.emf.ecore;bundle-version="2.10.2"
 Automatic-Module-Name: org.eclipse.xtext.xtext.wizard
+Eclipse-SourceReferences: eclipseSourceReferences

org.eclipse.xtext/META-INF/MANIFEST.MF

@@ -248,3 +248,4 @@ Import-Package: org.apache.log4j;version="1.2.15",org.osgi.framework
 Bundle-ActivationPolicy: lazy
 Bundle-Activator: org.eclipse.xtext.internal.Activator
 Automatic-Module-Name: org.eclipse.xtext
+Eclipse-SourceReferences: eclipseSourceReferences