gthread-jni.c (maybe_rethrow): Explicitly malloc and free buf.

2004-04-21  Mark Wielaard  <mark@klomp.org>

	* native/jni/gtk-peer/gthread-jni.c (maybe_rethrow): Explicitly
	malloc and free buf.

From-SVN: r80948

libjava/ChangeLog

+2004-04-21  Mark Wielaard  <mark@klomp.org>
+
+	* native/jni/gtk-peer/gthread-jni.c (maybe_rethrow): Explicitly
+	malloc and free buf.
+
 2004-04-21  Dalibor Topic  <robilad@kaffe.org>
 
 	* javax/naming/AuthenticationException.java,

libjava/jni/gtk-peer/gthread-jni.c

@@ -91,23 +91,35 @@ JavaVM *gdk_vm;
 static void maybe_rethrow(JNIEnv *gdk_env, char *message, char *file, int line) {
   jthrowable cause;
 
-  /* rethrow if an exception happened */
-  if ((cause = (*gdk_env)->ExceptionOccurred(gdk_env)) != NULL) {
     jstring jmessage;
     jclass obj_class;
     jobject obj;
     jmethodID ctor;
+    int len;
+    char *buf;
+
+    /* rethrow if an exception happened */
+    if ((cause = (*gdk_env)->ExceptionOccurred(gdk_env)) != NULL)
+      {
 
 	/* allocate local message in Java */
-    int len = strlen(message) + strlen(file) + 25;
-    char buf[ len ];
+	len = strlen(message) + strlen(file) + 25;
+	buf = (char *) malloc(len);
+	if (buf != NULL)
+	  {
 	    bzero(buf, len);
 	    sprintf(buf, "%s (at %s:%d)", message, file, line);
 	    jmessage = (*gdk_env)->NewStringUTF(gdk_env, buf);
+	    free(buf);
+	  }
+	else
+	  jmessage = NULL;
     
 	/* create RuntimeException wrapper object */
-    obj_class = (*gdk_env)->FindClass (gdk_env, "java/lang/RuntimeException");
-    ctor = (*gdk_env)->GetMethodID(gdk_env, obj_class, "<init>", "(Ljava/langString;Ljava/lang/Throwable)V");
+	obj_class = (*gdk_env)->FindClass (gdk_env,
+			"java/lang/RuntimeException");
+	ctor = (*gdk_env)->GetMethodID(gdk_env, obj_class, "<init>",
+	"(Ljava/langString;Ljava/lang/Throwable)V");
 	obj = (*gdk_env)->NewObject (gdk_env, obj_class, ctor, jmessage, cause);
 
 	/* throw it */