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/* Communication module for Android terminals. -*- c-file-style: "GNU" -*-
Copyright (C) 2023 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at
your option) any later version.
GNU Emacs 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 for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */
package org.gnu.emacs;
import java.io.File;
import java.io.FileFilter;
import android.content.Context;
import android.app.Application;
import android.util.Log;
public final class EmacsApplication extends Application
{
private static final String TAG = "EmacsApplication";
/* The name of the dump file to use. */
public static String dumpFileName;
public static void
findDumpFile (Context context)
{
File filesDirectory;
File[] allFiles;
String wantedDumpFile;
int i;
wantedDumpFile = ("emacs-" + EmacsNative.getFingerprint ()
+ ".pdmp");
/* Obtain a list of all files ending with ``.pdmp''. Then, look
for a file named ``emacs-<fingerprint>.pdmp'' and delete the
rest. */
filesDirectory = context.getFilesDir ();
allFiles = filesDirectory.listFiles (new FileFilter () {
@Override
public boolean
accept (File file)
{
return (!file.isDirectory ()
&& file.getName ().endsWith (".pdmp"));
}
});
if (allFiles == null)
return;
/* Now try to find the right dump file. */
for (i = 0; i < allFiles.length; ++i)
{
if (allFiles[i].getName ().equals (wantedDumpFile))
dumpFileName = allFiles[i].getAbsolutePath ();
else
/* Delete this outdated dump file. */
allFiles[i].delete ();
}
}
@Override
public void
onCreate ()
{
/* Block signals which don't interest the current thread and its
descendants created by the system. The original signal mask
will be restored for the Emacs thread in `initEmacs'. */
EmacsNative.setupSystemThread ();
/* Locate a suitable dump file. */
findDumpFile (this);
/* Start the rest of the application. */
super.onCreate ();
}
};
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