natSharedLibLoader.cc (init): `libname' now a String.

2003-07-20  Steve Pribyl <steve@netfuel.com.>

	* gnu/gcj/runtime/natSharedLibLoader.cc (init): `libname' now a
	String.  Put dlerror() message into exception.
	Include UnsatisfiedLinkError.
	* gnu/gcj/runtime/SharedLibLoader.java (init): `libname' now a
	String.  Now native.

From-SVN: r69622

libjava/ChangeLog

+2003-07-20  Steve Pribyl <steve@netfuel.com.>
+
+	* gnu/gcj/runtime/natSharedLibLoader.cc (init): `libname' now a
+	String.  Put dlerror() message into exception.
+	Include UnsatisfiedLinkError.
+	* gnu/gcj/runtime/SharedLibLoader.java (init): `libname' now a
+	String.  Now native.
+
 2003-07-20  Tom Tromey  <tromey@redhat.com>
 
 	* java/lang/Runtime.java: Comment fix.

libjava/gnu/gcj/runtime/SharedLibLoader.java

@@ -45,12 +45,7 @@ public class SharedLibLoader extends ClassLoader
     init(libname, 0);
   }
 
-  void init(String libname, int flags)
-  {
-    init(libname.getBytes(), flags);
-  }
-
-  native void init(byte[] libname, int flags);
+  native void init(String libname, int flags);
 
   public Class loadClass(String name)
     throws ClassNotFoundException

libjava/gnu/gcj/runtime/natSharedLibLoader.cc

@@ -14,6 +14,7 @@ details.  */
 #include <gnu/gcj/runtime/SharedLibLoader.h>
 #include <java/io/IOException.h>
 #include <java/lang/UnsupportedOperationException.h>
+#include <java/lang/UnsatisfiedLinkError.h>
 
 #ifdef HAVE_DLOPEN
 #include <dlfcn.h>
@@ -45,10 +46,14 @@ struct SharedLibDummy
 #endif
 
 void
-gnu::gcj::runtime::SharedLibLoader::init(jbyteArray libname, jint flags)
+gnu::gcj::runtime::SharedLibLoader::init(jstring libname, jint flags)
 {
 #ifdef HAVE_DLOPEN
-  char *lname = (char*) elements(libname);
+  jint len = _Jv_GetStringUTFLength (libname);
+  char lname[len + 1];
+  JvGetStringUTFRegion (libname, 0, libname->length(), lname);
+  lname[len] = '\0';
+
   if (flags==0)
     flags = RTLD_LAZY;
   JvSynchronize dummy1(&java::lang::Class::class$);
@@ -59,6 +64,10 @@ gnu::gcj::runtime::SharedLibLoader::init(jbyteArray libname, jint flags)
   if (h == NULL)
     {
       const char *msg = dlerror();
+      jstring str = JvNewStringLatin1 (lname);
+      str = str->concat (JvNewStringLatin1 (": "));
+      str = str->concat (JvNewStringLatin1 (msg));
+      throw new java::lang::UnsatisfiedLinkError (str);
     }
   handler = (gnu::gcj::RawData*) h;
 #else