7190813: (launcher) RPATH needs to have additional paths

Reviewed-by: anthony, ksrini

make/common/Program.gmk

@@ -125,6 +125,26 @@ ifeq ($(PLATFORM), windows)
   OTHER_LDLIBS += jli.lib
 endif
 
+#
+# Applications expect to be able to link against libjawt without invoking
+# System.loadLibrary("jawt") first. This was the behaviour described in the
+# devloper documentation of JAWT and what worked with OpenJDK6.
+#
+ifeq ($(PLATFORM), solaris)
+  ifeq ($(ARCH_DATA_MODEL), 32)
+    LDFLAGS += -R \$$ORIGIN/../lib/$(LIBARCH)
+    LDFLAGS += -R \$$ORIGIN/../jre/lib/$(LIBARCH)
+  else # ! ARCH_DATA_MODEL 64-bit
+    LDFLAGS += -R \$$ORIGIN/../../lib/$(LIBARCH)
+    LDFLAGS += -R \$$ORIGIN/../../jre/lib/$(LIBARCH)
+  endif # ARCH_DATA_MODEL
+endif # PLATFORM SOLARIS
+ifeq ($(PLATFORM), linux)
+  LDFLAGS += -Wl,-rpath -Wl,\$$ORIGIN/../lib/$(LIBARCH)
+  LDFLAGS += -Wl,-rpath -Wl,\$$ORIGIN/../jre/lib/$(LIBARCH)
+endif # PLATFORM LINUX
+
+
 #
 # Launcher specific files.
 #

make/sun/jawt/Makefile

@@ -30,6 +30,13 @@ PRODUCT = sun
 
 include $(BUILDDIR)/common/Defs.gmk
 
+#
+# libjawt links to other programs, but nothing links to it directly. An RPATH
+# entry has been added to the launcher so third-party programs linked against
+# it will be able to find it no matter where the JDK or the third-party program
+# is located.
+#
+
 #
 # Files
 #

test/tools/launcher/RunpathTest.java

+/*
+ * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 7190813
+ * @summary Check for extended  RPATHs on *nixes
+ * @compile -XDignore.symbol.file RunpathTest.java
+ * @run main RunpathTest
+ * @author ksrini
+ */
+
+import java.io.File;
+
+public class RunpathTest extends TestHelper {
+
+    final String elfreaderCmd;
+    RunpathTest() {
+        elfreaderCmd = findElfReader();
+    }
+
+    final String findElfReader() {
+        String[] paths = {"/bin", "/sbin", "/usr/bin", "/usr/sbin", "/usr/ccs/bin"};
+        final String cmd = isSolaris ? "elfdump" : "readelf";
+        for (String x : paths) {
+            File p = new File(x);
+            File e = new File(p, cmd);
+            if (e.canExecute()) {
+                return e.getAbsolutePath();
+            }
+        }
+        System.err.println("Warning: no suitable elf reader!");
+        return null;
+    }
+
+    void elfCheck(String javacmd, String expectedRpath) {
+        final TestResult tr = doExec(elfreaderCmd, "-d", javacmd);
+        if (!tr.matches(expectedRpath)) {
+            System.out.println(tr);
+            throw new RuntimeException("FAILED: RPATH strings " +
+                    expectedRpath + " not found in " + javaCmd);
+        }
+        System.out.println(javacmd + " contains expected RPATHS");
+    }
+
+    void testRpath() {
+        if (isDualMode && is64Bit) {
+            String expectedRpath = ".*RPATH.*\\$ORIGIN/../../lib/" + getJreArch()
+                    + ":\\$ORIGIN/../../jre/lib/" + getJreArch() + ".*";
+            elfCheck(java64Cmd, expectedRpath);
+        } else {
+            String expectedRpath = ".*RPATH.*\\$ORIGIN/../lib/" + getJreArch()
+                    + ":\\$ORIGIN/../jre/lib/" + getJreArch() + ".*";
+            elfCheck(javaCmd, expectedRpath);
+        }
+    }
+
+    public static void main(String... args) throws Exception {
+        if (isSolaris || isLinux) {
+            RunpathTest rp = new RunpathTest();
+            rp.testRpath();
+        }
+    }
+}