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// Common/StdInStream.cpp
#include "StdAfx.h"
#include <tchar.h>
#include "StdInStream.h"
#ifdef _MSC_VER
// "was declared deprecated" disabling
#pragma warning(disable : 4996 )
#endif
#ifdef _UNICODE
#include "Common/StringConvert.h"
#define NEED_NAME_WINDOWS_TO_UNIX
#include "myPrivate.h"
#endif
static const char kIllegalChar = '\0';
static const char kNewLineChar = '\n';
static const char *kEOFMessage = "Unexpected end of input stream";
static const char *kReadErrorMessage ="Error reading input stream";
static const char *kIllegalCharMessage = "Illegal character in input stream";
static const char * kFileOpenMode = "r";
CStdInStream g_StdIn(stdin);
bool CStdInStream::Open(LPCTSTR fileName)
{
Close();
#ifdef _UNICODE
AString aStr = UnicodeStringToMultiByte(fileName, CP_ACP); // FIXME
const char * name = nameWindowToUnix(aStr);
#else
const char * name = nameWindowToUnix(fileName);
#endif
_stream = fopen(name, kFileOpenMode);
_streamIsOpen = (_stream != 0);
return _streamIsOpen;
}
bool CStdInStream::Close()
{
if (!_streamIsOpen)
return true;
_streamIsOpen = (fclose(_stream) != 0);
return !_streamIsOpen;
}
CStdInStream::~CStdInStream()
{
Close();
}
AString CStdInStream::ScanStringUntilNewLine(bool allowEOF)
{
AString s;
for (;;)
{
int intChar = GetChar();
if (intChar == EOF)
{
if (allowEOF)
break;
throw kEOFMessage;
}
char c = char(intChar);
if (c == kIllegalChar)
throw kIllegalCharMessage;
if (c == kNewLineChar)
break;
s += c;
}
return s;
}
void CStdInStream::ReadToString(AString &resultString)
{
resultString.Empty();
int c;
while ((c = GetChar()) != EOF)
resultString += char(c);
}
bool CStdInStream::Eof()
{
return (feof(_stream) != 0);
}
int CStdInStream::GetChar()
{
int c = fgetc(_stream); // getc() doesn't work in BeOS?
if (c == EOF && !Eof())
throw kReadErrorMessage;
return c;
}
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