upstream/1.1.0_cvsrelease/1.1.0_cvs

1 files changed, 70 insertions, 0 deletions

diff --git a/gnu/lib/libg++/iostream/fstream.h b/gnu/lib/libg++/iostream/fstream.h
new file mode 100644
index 000000000000..495eea5d7ac7
--- /dev/null
+++ b/gnu/lib/libg++/iostream/fstream.h
@@ -0,0 +1,70 @@
+//    This is part of the iostream library, providing input/output for C++.
+//    Copyright (C) 1991 Per Bothner.
+//
+//    This library is free software; you can redistribute it and/or
+//    modify it under the terms of the GNU Library General Public
+//    License as published by the Free Software Foundation; either
+//    version 2 of the License, or (at your option) any later version.
+//
+//    This library 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
+//    Library General Public License for more details.
+//
+//    You should have received a copy of the GNU Library General Public
+//    License along with this library; if not, write to the Free
+//    Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+#ifndef _FSTREAM_H
+#define _FSTREAM_H
+#ifdef __GNUG__
+#pragma interface
+#endif
+#include <iostream.h>
+
+class fstreambase : virtual public ios {
+  public:
+    fstreambase();
+    fstreambase(int fd);
+    fstreambase(const char *name, int mode, int prot=0664);
+    void close();
+    filebuf* rdbuf() const { return (filebuf*)_strbuf; }
+    void open(const char *name, int mode, int prot=0664);
+    int is_open() const { return rdbuf()->is_open(); }
+    void setbuf(char *ptr, int len) { rdbuf()->setbuf(ptr, len); }
+#ifdef _STREAM_COMPAT
+    int filedesc() { return rdbuf()->fd(); }
+    fstreambase& raw() { rdbuf()->setbuf(NULL, 0); return *this; }
+#endif
+};
+
+class ifstream : public fstreambase, public istream {
+  public:
+    ifstream() : fstreambase() { }
+    ifstream(int fd) : fstreambase(fd) { }
+    ifstream(const char *name, int mode=ios::in, int prot=0664)
+	: fstreambase(name, mode, prot) { }
+    void open(const char *name, int mode=ios::in, int prot=0664)
+	{ fstreambase::open(name, mode, prot); }
+};
+
+class ofstream : public fstreambase, public ostream {
+  public:
+    ofstream() : fstreambase() { }
+    ofstream(int fd) : fstreambase(fd) { }
+    ofstream(const char *name, int mode=ios::out, int prot=0664)
+	: fstreambase(name, mode, prot) { }
+    void open(const char *name, int mode=ios::out, int prot=0664)
+	{ fstreambase::open(name, mode, prot); }
+};
+
+class fstream : public fstreambase, public iostream {
+  public:
+    fstream() : fstreambase() { }
+    fstream(int fd) : fstreambase(fd) { }
+    fstream(const char *name, int mode, int prot=0664)
+	: fstreambase(name, mode, prot) { }
+    void open(const char *name, int mode, int prot=0664)
+	{ fstreambase::open(name, mode, prot); }
+};
+#endif /*!_FSTREAM_H*/