So force HEADLESS

buildjdk.sh

@@ -4,7 +4,8 @@ set -e
 export FREETYPE_DIR=`pwd`/freetype-2.6.2/build_android-${TARGET_SHORT}
 export CUPS_DIR=`pwd`/cups-2.2.4
 
-export CPPFLAGS+="-I$FREETYPE_DIR -I$CUPS_DIR"
+# simplest to force headless:)
+export CPPFLAGS+="-I$FREETYPE_DIR -I$CUPS_DIR -DHEADLESS"
 
 cp -R /usr/include/X11 $ANDROID_INCLUDE/
 # It isn't good, but need make it build anyways

override-jre-files/jdk/src/jdk.jdwp.agent/unix/native/libjdwp/exec_md.c

@@ -0,0 +1,129 @@
+/*
+ * Copyright (c) 1998, 2013, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+// android fix include...
+#include <jni.h>
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <ctype.h>
+#include "sys.h"
+#include "util.h"
+
+#if defined(LINUX) || defined(_ALLBSD_SOURCE) || defined(AIX)
+  /* Linux, BSD, AIX */
+  #define FORK() fork()
+#else
+  /* Solaris (make sure we always get the POSIX-specified behavior) */
+  #define FORK() fork1()
+#endif
+
+static char *skipWhitespace(char *p) {
+    while ((*p != '\0') && isspace(*p)) {
+        p++;
+    }
+    return p;
+}
+
+static char *skipNonWhitespace(char *p) {
+    while ((*p != '\0') && !isspace(*p)) {
+        p++;
+    }
+    return p;
+}
+
+int
+dbgsysExec(char *cmdLine)
+{
+    int i;
+    int argc;
+    pid_t pid_err = (pid_t)(-1); /* this is the error return value */
+    pid_t pid;
+    char **argv = NULL;
+    char *p;
+    char *args;
+
+    /* Skip leading whitespace */
+    cmdLine = skipWhitespace(cmdLine);
+
+    /*LINTED*/
+    args = jvmtiAllocate((jint)strlen(cmdLine)+1);
+    if (args == NULL) {
+        return SYS_NOMEM;
+    }
+    (void)strcpy(args, cmdLine);
+
+    p = args;
+
+    argc = 0;
+    while (*p != '\0') {
+        p = skipNonWhitespace(p);
+        argc++;
+        if (*p == '\0') {
+            break;
+        }
+        p = skipWhitespace(p);
+    }
+
+    /*LINTED*/
+    argv = jvmtiAllocate((argc + 1) * (jint)sizeof(char *));
+    if (argv == 0) {
+        jvmtiDeallocate(args);
+        return SYS_NOMEM;
+    }
+
+    for (i = 0, p = args; i < argc; i++) {
+        argv[i] = p;
+        p = skipNonWhitespace(p);
+        *p++ = '\0';
+        p = skipWhitespace(p);
+    }
+    argv[i] = NULL;  /* NULL terminate */
+
+    if ((pid = FORK()) == 0) {
+        /* Child process */
+        int i;
+        long max_fd;
+
+        /* close everything */
+        max_fd = sysconf(_SC_OPEN_MAX);
+        /*LINTED*/
+        for (i = 3; i < (int)max_fd; i++) {
+            (void)close(i);
+        }
+
+        (void)execvp(argv[0], argv);
+
+        exit(-1);
+    }
+    jvmtiDeallocate(args);
+    jvmtiDeallocate(argv);
+    if (pid == pid_err) {
+        return SYS_ERR;
+    } else {
+        return SYS_OK;
+    }
+}