From b845ed9ff8113d47c2a38dda58f234e35c89508e Mon Sep 17 00:00:00 2001 From: Bryce McKinlay Date: Thu, 15 Jul 2004 00:58:41 +0000 Subject: re PR libgcj/16204 (File I/O fails on files >= 2^31 bytes (2GB)) 2004-07-14 Bryce McKinlay PR libgcj/16204 * Makefile.am (AM_CXXFLAGS): Add -D_FILE_OFFSET_BITS=64 to enable large file support. * Makefile.in: Rebuilt. * testsuite/libjava.lang/LargeFile.java: New test case. * testsuite/libjava.lang/LargeFile.out: New file. From-SVN: r84733 --- libjava/testsuite/libjava.lang/LargeFile.java | 36 +++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 libjava/testsuite/libjava.lang/LargeFile.java (limited to 'libjava/testsuite/libjava.lang/LargeFile.java') diff --git a/libjava/testsuite/libjava.lang/LargeFile.java b/libjava/testsuite/libjava.lang/LargeFile.java new file mode 100644 index 0000000..1bb8aec --- /dev/null +++ b/libjava/testsuite/libjava.lang/LargeFile.java @@ -0,0 +1,36 @@ +/* Test to ensure files >= 2^31 bytes are supported. */ + +import java.io.*; + +public class LargeFile +{ + public static void main(String[] args) throws IOException + { + File file = new File("LargeFile.tmp"); + + try + { + RandomAccessFile rfile = new RandomAccessFile(file, "rw"); + + long pos = (long) Math.pow(2, 31); + + rfile.seek(pos); + rfile.write('O'); + rfile.write('K'); + rfile.close(); + + // Re-open, read byte back using FileInputStream and clean up. + + FileInputStream fis = new FileInputStream(file); + fis.skip(pos); + System.out.print((char) fis.read()); + System.out.println((char) fis.read()); + fis.close(); + } + finally + { + if (file.exists()) + file.delete(); + } + } +} -- cgit v1.1