Add LZMA.

3rdparty/lzma-21.03beta/CPP/Common/StdInStream.cpp

@@ -0,0 +1,95 @@
+// Common/StdInStream.cpp
+
+#include "StdAfx.h"
+
+#ifdef _WIN32
+#include <tchar.h>
+#endif
+
+#include "StdInStream.h"
+#include "StringConvert.h"
+#include "UTFConvert.h"
+
+// #define kEOFMessage "Unexpected end of input stream"
+// #define kReadErrorMessage "Error reading input stream"
+// #define kIllegalCharMessage "Illegal zero character in input stream"
+
+#define kFileOpenMode TEXT("r")
+
+CStdInStream g_StdIn(stdin);
+
+bool CStdInStream::Open(LPCTSTR fileName) throw()
+{
+  Close();
+  _stream =
+    #ifdef _WIN32
+      _tfopen
+    #else
+      fopen
+    #endif
+      (fileName, kFileOpenMode);
+  _streamIsOpen = (_stream != 0);
+  return _streamIsOpen;
+}
+
+bool CStdInStream::Close() throw()
+{
+  if (!_streamIsOpen)
+    return true;
+  _streamIsOpen = (fclose(_stream) != 0);
+  return !_streamIsOpen;
+}
+
+bool CStdInStream::ScanAStringUntilNewLine(AString &s)
+{
+  s.Empty();
+  for (;;)
+  {
+    int intChar = GetChar();
+    if (intChar == EOF)
+      return true;
+    char c = (char)intChar;
+    if (c == 0)
+      return false;
+    if (c == '\n')
+      return true;
+    s += c;
+  }
+}
+
+bool CStdInStream::ScanUStringUntilNewLine(UString &dest)
+{
+  dest.Empty();
+  AString s;
+  bool res = ScanAStringUntilNewLine(s);
+  int codePage = CodePage;
+  if (codePage == -1)
+    codePage = CP_OEMCP;
+  if (codePage == CP_UTF8)
+    ConvertUTF8ToUnicode(s, dest);
+  else
+    MultiByteToUnicodeString2(dest, s, (UINT)codePage);
+  return res;
+}
+
+/*
+bool CStdInStream::ReadToString(AString &resultString)
+{
+  resultString.Empty();
+  for (;;)
+  {
+    int intChar = GetChar();
+    if (intChar == EOF)
+      return !Error();
+    char c = (char)intChar;
+    if (c == 0)
+      return false;
+    resultString += c;
+  }
+}
+*/
+
+int CStdInStream::GetChar()
+{
+  return fgetc(_stream); // getc() doesn't work in BeOS?
+}