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renamed to sgstream.[ch]xx

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curt 2001-03-25 12:07:55 +00:00
parent b8ce139b8a
commit 7781498181
2 changed files with 0 additions and 268 deletions
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165
simgear/misc/fgstream.cxx
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@ -1,165 +0,0 @@
// zlib input file stream wrapper.
//
// Written by Bernie Bright, 1998
//
// Copyright (C) 1998 Bernie Bright - bbright@c031.aone.net.au
//
// 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., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
//
// $Id$
#include <ctype.h> // isspace()
#ifdef SG_HAVE_STD_INCLUDES
# include <cerrno>
#else
# include <errno.h>
#endif
#include "fgstream.hxx"
fg_gzifstream::fg_gzifstream()
: istream(&gzbuf)
{
}
//-----------------------------------------------------------------------------
//
// Open a possibly gzipped file for reading.
//
fg_gzifstream::fg_gzifstream( const string& name, ios_openmode io_mode )
: istream(&gzbuf)
{
this->open( name, io_mode );
}
//-----------------------------------------------------------------------------
//
// Attach a stream to an already opened file descriptor.
//
fg_gzifstream::fg_gzifstream( int fd, ios_openmode io_mode )
: istream(&gzbuf)
{
gzbuf.attach( fd, io_mode );
}
//-----------------------------------------------------------------------------
//
// Open a possibly gzipped file for reading.
// If the initial open fails and the filename has a ".gz" extension then
// remove the extension and try again.
// If the initial open fails and the filename doesn't have a ".gz" extension
// then append ".gz" and try again.
//
void
fg_gzifstream::open( const string& name, ios_openmode io_mode )
{
gzbuf.open( name.c_str(), io_mode );
if ( ! gzbuf.is_open() )
{
string s = name;
if ( s.substr( s.length() - 3, 3 ) == ".gz" )
{
// remove ".gz" suffix
s.replace( s.length() - 3, 3, "" );
// s.erase( s.length() - 3, 3 );
}
else
{
// Append ".gz" suffix
s += ".gz";
}
// Try again.
gzbuf.open( s.c_str(), io_mode );
}
}
void
fg_gzifstream::attach( int fd, ios_openmode io_mode )
{
gzbuf.attach( fd, io_mode );
}
//
// Manipulators
//
istream&
skipeol( istream& in )
{
char c = '\0';
// skip to end of line.
#ifdef __MWERKS__
while ( in.get(c) && c != '\0' ) {
#else
while ( in.get(c) ) {
#endif
if ( (c == '\n') || (c == '\r') ) {
break;
}
}
return in;
}
istream&
skipws( istream& in ) {
char c;
#ifdef __MWERKS__
while ( in.get(c) && c != '\0' ) {
#else
while ( in.get(c) ) {
#endif
#ifdef __MWERKS__
if ( ! isspace( c ) && c != '\n' ) {
#else
if ( ! isspace( c ) ) {
#endif
// put pack the non-space character
in.putback(c);
break;
}
}
return in;
}
istream&
skipcomment( istream& in )
{
while ( in )
{
// skip whitespace
#ifdef __MWERKS__
in >> ::skipws;
#else
in >> skipws;
#endif
char c;
if ( in.get( c ) && c != '#' )
{
// not a comment
in.putback(c);
break;
}
in >> skipeol;
}
return in;
}

103
simgear/misc/fgstream.hxx
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@ -1,103 +0,0 @@
// zlib input file stream wrapper.
//
// Written by Bernie Bright, 1998
//
// Copyright (C) 1998 Bernie Bright - bbright@c031.aone.net.au
//
// 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., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
//
// $Id$
#ifndef _FGSTREAM_HXX
#define _FGSTREAM_HXX
#ifndef __cplusplus
# error This library requires C++
#endif
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <simgear/compiler.h>
#if defined( SG_HAVE_STD_INCLUDES )
# include <istream>
#elif defined ( SG_HAVE_NATIVE_SGI_COMPILERS )
# include <CC/stream.h>
#elif defined ( __BORLANDC__ )
# include <iostream>
#else
# include <istream.h>
#endif
#include STL_STRING
#include <simgear/misc/zfstream.hxx>
SG_USING_STD(string);
#ifndef SG_HAVE_NATIVE_SGI_COMPILERS
SG_USING_STD(istream);
#endif
//-----------------------------------------------------------------------------
//
// Envelope class for gzifstream.
//
class fg_gzifstream : private gzifstream_base, public istream
{
public:
//
fg_gzifstream();
// Attempt to open a file with and without ".gz" extension.
fg_gzifstream( const string& name,
ios_openmode io_mode = ios_in | ios_binary );
//
fg_gzifstream( int fd, ios_openmode io_mode = ios_in|ios_binary );
// Attempt to open a file with and without ".gz" extension.
void open( const string& name,
ios_openmode io_mode = ios_in|ios_binary );
void attach( int fd, ios_openmode io_mode = ios_in|ios_binary );
void close() { gzbuf.close(); }
bool is_open() { return gzbuf.is_open(); }
private:
// Not defined!
fg_gzifstream( const fg_gzifstream& );
void operator= ( const fg_gzifstream& );
};
// istream manipulator that skips to end of line.
istream& skipeol( istream& in );
// istream manipulator that skips over white space.
istream& skipws( istream& in );
// istream manipulator that skips comments and white space.
// A comment starts with '#'.
istream& skipcomment( istream& in );
#endif /* _FGSTREAM_HXX */