Initial import from crosswire CVS for syncingimport-1.1.1

1 files changed, 82 insertions, 0 deletions

diff --git a/include/filemgr.h b/include/filemgr.h
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--- /dev/null
+++ b/include/filemgr.h
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+/******************************************************************************
+ *  filemgr.h   - definition of class FileMgr used for pooling file handles
+ *
+ * $Id: filemgr.h,v 1.14 2002/03/13 06:55:39 scribe Exp $
+ *
+ * Copyright 1998 CrossWire Bible Society (http://www.crosswire.org)
+ *	CrossWire Bible Society
+ *	P. O. Box 2528
+ *	Tempe, AZ  85280-2528
+ *
+ * This program 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 version 2.
+ *
+ * This program 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.
+ *
+ */
+
+#ifndef FILEMGR_H
+#define FILEMGR_H
+
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#include <defs.h>
+
+class SWDLLEXPORT FileMgr;
+
+class SWDLLEXPORT FileDesc
+{
+
+  friend class FileMgr;
+
+  long offset;
+  int fd;			// -77 closed;
+  FileMgr *parent;
+  FileDesc *next;
+
+public:
+   FileDesc (FileMgr * parent, char *path, int mode, int perms, bool tryDowngrade);
+   virtual ~FileDesc ();
+  int getFd ();
+  char *path;
+  int mode;
+  int perms;
+  bool tryDowngrade;
+};
+
+
+class FileMgr
+{
+
+  friend class FileDesc;
+
+  FileDesc *files;
+  int sysOpen (FileDesc * file);
+public:
+
+    FileMgr (int maxFiles = 35);
+   ~FileMgr ();
+  FileDesc *open (char *path, int mode, bool tryDowngrade);
+  FileDesc *open (char *path, int mode, int perms = S_IREAD | S_IWRITE, bool tryDowngrade = false);
+  void close (FileDesc *);
+
+  static signed char existsFile (const char *ipath, const char *ifileName = 0);
+  static signed char existsDir (const char *ipath, const char *idirName = 0);
+  // to truncate a file at its current position
+  // leaving byte at current possition intact
+  // deleting everything afterward.
+  signed char trunc (FileDesc *);
+
+  int maxFiles;
+  static FileMgr systemFileMgr;
+};
+
+
+
+
+#endif