re PR libgcj/15001 ([3.4 only] Using JNI with interpreter and interface methods yields SIGSEGV)
PR java/15001 * testsuite/libjava.jni/iface.c: New file. * testsuite/libjava.jni/iface.out: New file. * testsuite/libjava.jni/iface.java: New file. From-SVN: r92445
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2004-12-20 Tom Tromey <tromey@redhat.com>
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PR java/15001
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* testsuite/libjava.jni/iface.c: New file.
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* testsuite/libjava.jni/iface.out: New file.
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* testsuite/libjava.jni/iface.java: New file.
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2004-12-19 Kelley Cook <kcook@gcc.gnu.org>
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* include/config.h.in: Regenerate.
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40
libjava/testsuite/libjava.jni/iface.c
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40
libjava/testsuite/libjava.jni/iface.c
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#include <stdlib.h>
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#include <stdio.h>
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#include <iface.h>
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void check (JNIEnv *);
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void check(JNIEnv *env)
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{
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if ((*env)->ExceptionCheck(env) != JNI_FALSE)
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{
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fprintf(stderr, "UNEXPECTED EXCEPTION\n");
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exit(-1);
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}
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}
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void
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Java_iface_doCalls (JNIEnv *env, jobject self, jobject other)
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{
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jclass iface_class, comparable_class;
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jmethodID iface_meth, comparable_meth;
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jvalue args[1];
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iface_class = (*env)->FindClass(env, "iface");
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check (env);
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comparable_class = (*env)->FindClass (env, "mycomp");
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check (env);
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iface_meth = (*env)->GetMethodID (env, iface_class, "compareTo",
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"(Ljava/lang/Object;)I");
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check (env);
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comparable_meth = (*env)->GetMethodID (env, comparable_class, "compareTo",
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"(Ljava/lang/Object;)I");
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check (env);
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args[0].l = other;
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(*env)->CallObjectMethodA (env, self, iface_meth, args);
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check (env);
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(*env)->CallObjectMethodA (env, self, comparable_meth, args);
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check (env);
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}
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27
libjava/testsuite/libjava.jni/iface.java
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27
libjava/testsuite/libjava.jni/iface.java
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// JNI calls via an interface method were broken in a couple releases.
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interface mycomp
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{
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int compareTo(Object x);
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}
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public class iface implements mycomp
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{
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static
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{
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System.loadLibrary("iface");
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}
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public int compareTo (Object x)
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{
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System.out.println ("hi maude");
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return 3;
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}
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public native void doCalls(Object x);
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public static void main (String[] args)
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{
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new iface().doCalls(args);
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}
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}
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2
libjava/testsuite/libjava.jni/iface.out
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2
libjava/testsuite/libjava.jni/iface.out
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hi maude
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hi maude
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