diff src/win32/7zip/7z/CPP/Common/MyString.h @ 1:f9f4f1b99eed

importing src directory
author Robert McIntyre <rlm@mit.edu>
date Sat, 03 Mar 2012 10:31:27 -0600
parents
children
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     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/win32/7zip/7z/CPP/Common/MyString.h	Sat Mar 03 10:31:27 2012 -0600
     1.3 @@ -0,0 +1,631 @@
     1.4 +// Common/String.h
     1.5 +
     1.6 +#ifndef __COMMON_STRING_H
     1.7 +#define __COMMON_STRING_H
     1.8 +
     1.9 +#include <string.h>
    1.10 +// #include <wchar.h>
    1.11 +
    1.12 +#include "MyVector.h"
    1.13 +
    1.14 +#ifdef _WIN32
    1.15 +#include "MyWindows.h"
    1.16 +#endif
    1.17 +
    1.18 +template <class T>
    1.19 +inline int MyStringLen(const T *s)
    1.20 +{
    1.21 +  int i;
    1.22 +  for (i = 0; s[i] != '\0'; i++);
    1.23 +  return i;
    1.24 +}
    1.25 +
    1.26 +template <class T>
    1.27 +inline T * MyStringCopy(T *dest, const T *src)
    1.28 +{
    1.29 +  T *destStart = dest;
    1.30 +  while ((*dest++ = *src++) != 0);
    1.31 +  return destStart;
    1.32 +}
    1.33 +
    1.34 +inline wchar_t* MyStringGetNextCharPointer(wchar_t *p)
    1.35 +  { return (p + 1); }
    1.36 +inline const wchar_t* MyStringGetNextCharPointer(const wchar_t *p)
    1.37 +  { return (p + 1); }
    1.38 +inline wchar_t* MyStringGetPrevCharPointer(const wchar_t *, wchar_t *p)
    1.39 +  { return (p - 1); }
    1.40 +inline const wchar_t* MyStringGetPrevCharPointer(const wchar_t *, const wchar_t *p)
    1.41 +  { return (p - 1); }
    1.42 +
    1.43 +#ifdef _WIN32
    1.44 +
    1.45 +inline char* MyStringGetNextCharPointer(char *p)
    1.46 +  { return CharNextA(p); }
    1.47 +inline const char* MyStringGetNextCharPointer(const char *p)
    1.48 +  { return CharNextA(p); }
    1.49 +
    1.50 +inline char* MyStringGetPrevCharPointer(char *base, char *p)
    1.51 +  { return CharPrevA(base, p); }
    1.52 +inline const char* MyStringGetPrevCharPointer(const char *base, const char *p)
    1.53 +  { return CharPrevA(base, p); }
    1.54 +
    1.55 +inline char MyCharUpper(char c)
    1.56 +  { return (char)(unsigned int)(UINT_PTR)CharUpperA((LPSTR)(UINT_PTR)(unsigned int)(unsigned char)c); }
    1.57 +#ifdef _UNICODE
    1.58 +inline wchar_t MyCharUpper(wchar_t c)
    1.59 +  { return (wchar_t)(unsigned int)(UINT_PTR)CharUpperW((LPWSTR)(UINT_PTR)(unsigned int)c); }
    1.60 +#else
    1.61 +wchar_t MyCharUpper(wchar_t c);
    1.62 +#endif
    1.63 +
    1.64 +inline char MyCharLower(char c)
    1.65 +  { return (char)(unsigned int)(UINT_PTR)CharLowerA((LPSTR)(UINT_PTR)(unsigned int)(unsigned char)c); }
    1.66 +#ifdef _UNICODE
    1.67 +inline wchar_t MyCharLower(wchar_t c)
    1.68 +  { return (wchar_t)(unsigned int)(UINT_PTR)CharLowerW((LPWSTR)(UINT_PTR)(unsigned int)c); }
    1.69 +#else
    1.70 +wchar_t MyCharLower(wchar_t c);
    1.71 +#endif
    1.72 +
    1.73 +inline char * MyStringUpper(char *s) { return CharUpperA(s); }
    1.74 +#ifdef _UNICODE
    1.75 +inline wchar_t * MyStringUpper(wchar_t *s) { return CharUpperW(s); }
    1.76 +#else
    1.77 +wchar_t * MyStringUpper(wchar_t *s);
    1.78 +#endif
    1.79 +
    1.80 +inline char * MyStringLower(char *s) { return CharLowerA(s); }
    1.81 +#ifdef _UNICODE
    1.82 +inline wchar_t * MyStringLower(wchar_t *s) { return CharLowerW(s); }
    1.83 +#else
    1.84 +wchar_t * MyStringLower(wchar_t *s);
    1.85 +#endif
    1.86 +
    1.87 +#else // Standard-C
    1.88 +wchar_t MyCharUpper(wchar_t c);
    1.89 +#endif
    1.90 +
    1.91 +//////////////////////////////////////
    1.92 +// Compare
    1.93 +
    1.94 +/*
    1.95 +#ifndef _WIN32_WCE
    1.96 +int MyStringCollate(const char *s1, const char *s2);
    1.97 +int MyStringCollateNoCase(const char *s1, const char *s2);
    1.98 +#endif
    1.99 +int MyStringCollate(const wchar_t *s1, const wchar_t *s2);
   1.100 +int MyStringCollateNoCase(const wchar_t *s1, const wchar_t *s2);
   1.101 +*/
   1.102 +
   1.103 +int MyStringCompare(const char *s1, const char  *s2);
   1.104 +int MyStringCompare(const wchar_t *s1, const wchar_t *s2);
   1.105 +
   1.106 +#ifdef _WIN32
   1.107 +int MyStringCompareNoCase(const char *s1, const char  *s2);
   1.108 +#endif
   1.109 +
   1.110 +int MyStringCompareNoCase(const wchar_t *s1, const wchar_t *s2);
   1.111 +
   1.112 +template <class T>
   1.113 +class CStringBase
   1.114 +{
   1.115 +  void TrimLeftWithCharSet(const CStringBase &charSet)
   1.116 +  {
   1.117 +    const T *p = _chars;
   1.118 +    while (charSet.Find(*p) >= 0 && (*p != 0))
   1.119 +      p = GetNextCharPointer(p);
   1.120 +    Delete(0, (int)(p - _chars));
   1.121 +  }
   1.122 +  void TrimRightWithCharSet(const CStringBase &charSet)
   1.123 +  {
   1.124 +    const T *p = _chars;
   1.125 +    const T *pLast = NULL;
   1.126 +    while (*p != 0)
   1.127 +    {
   1.128 +      if (charSet.Find(*p) >= 0)
   1.129 +      {
   1.130 +        if (pLast == NULL)
   1.131 +          pLast = p;
   1.132 +      }
   1.133 +      else
   1.134 +        pLast = NULL;
   1.135 +      p = GetNextCharPointer(p);
   1.136 +    }
   1.137 +    if (pLast != NULL)
   1.138 +    {
   1.139 +      int i = (int)(pLast - _chars);
   1.140 +      Delete(i, _length - i);
   1.141 +    }
   1.142 +
   1.143 +  }
   1.144 +  void MoveItems(int destIndex, int srcIndex)
   1.145 +  {
   1.146 +    memmove(_chars + destIndex, _chars + srcIndex,
   1.147 +        sizeof(T) * (_length - srcIndex + 1));
   1.148 +  }
   1.149 +  
   1.150 +  void InsertSpace(int &index, int size)
   1.151 +  {
   1.152 +    CorrectIndex(index);
   1.153 +    GrowLength(size);
   1.154 +    MoveItems(index + size, index);
   1.155 +  }
   1.156 +
   1.157 +  static T *GetNextCharPointer(T *p)
   1.158 +    { return MyStringGetNextCharPointer(p); }
   1.159 +  static const T *GetNextCharPointer(const T *p)
   1.160 +    { return MyStringGetNextCharPointer(p); }
   1.161 +  static T *GetPrevCharPointer(T *base, T *p)
   1.162 +    { return MyStringGetPrevCharPointer(base, p); }
   1.163 +  static const T *GetPrevCharPointer(const T *base, const T *p)
   1.164 +    { return MyStringGetPrevCharPointer(base, p); }
   1.165 +protected:
   1.166 +  T *_chars;
   1.167 +  int _length;
   1.168 +  int _capacity;
   1.169 +  
   1.170 +  void SetCapacity(int newCapacity)
   1.171 +  {
   1.172 +    int realCapacity = newCapacity + 1;
   1.173 +    if (realCapacity == _capacity)
   1.174 +      return;
   1.175 +    /*
   1.176 +    const int kMaxStringSize = 0x20000000;
   1.177 +    #ifndef _WIN32_WCE
   1.178 +    if (newCapacity > kMaxStringSize || newCapacity < _length)
   1.179 +      throw 1052337;
   1.180 +    #endif
   1.181 +    */
   1.182 +    T *newBuffer = new T[realCapacity];
   1.183 +    if (_capacity > 0)
   1.184 +    {
   1.185 +      for (int i = 0; i < _length; i++)
   1.186 +        newBuffer[i] = _chars[i];
   1.187 +      delete []_chars;
   1.188 +    }
   1.189 +    _chars = newBuffer;
   1.190 +    _chars[_length] = 0;
   1.191 +    _capacity = realCapacity;
   1.192 +  }
   1.193 +
   1.194 +  void GrowLength(int n)
   1.195 +  {
   1.196 +    int freeSize = _capacity - _length - 1;
   1.197 +    if (n <= freeSize)
   1.198 +      return;
   1.199 +    int delta;
   1.200 +    if (_capacity > 64)
   1.201 +      delta = _capacity / 2;
   1.202 +    else if (_capacity > 8)
   1.203 +      delta = 16;
   1.204 +    else
   1.205 +      delta = 4;
   1.206 +    if (freeSize + delta < n)
   1.207 +      delta = n - freeSize;
   1.208 +    SetCapacity(_capacity + delta);
   1.209 +  }
   1.210 +
   1.211 +  void CorrectIndex(int &index) const
   1.212 +  {
   1.213 +    if (index > _length)
   1.214 +      index = _length;
   1.215 +  }
   1.216 +
   1.217 +public:
   1.218 +  CStringBase(): _chars(0), _length(0), _capacity(0) { SetCapacity(3); }
   1.219 +  CStringBase(T c):  _chars(0), _length(0), _capacity(0)
   1.220 +  {
   1.221 +    SetCapacity(1);
   1.222 +    _chars[0] = c;
   1.223 +    _chars[1] = 0;
   1.224 +    _length = 1;
   1.225 +  }
   1.226 +  CStringBase(const T *chars): _chars(0), _length(0), _capacity(0)
   1.227 +  {
   1.228 +    int length = MyStringLen(chars);
   1.229 +    SetCapacity(length);
   1.230 +    MyStringCopy(_chars, chars); // can be optimized by memove()
   1.231 +    _length = length;
   1.232 +  }
   1.233 +  CStringBase(const CStringBase &s):  _chars(0), _length(0), _capacity(0)
   1.234 +  {
   1.235 +    SetCapacity(s._length);
   1.236 +    MyStringCopy(_chars, s._chars);
   1.237 +    _length = s._length;
   1.238 +  }
   1.239 +  ~CStringBase() {  delete []_chars; }
   1.240 +
   1.241 +  operator const T*() const { return _chars;}
   1.242 +
   1.243 +  // The minimum size of the character buffer in characters.
   1.244 +  // This value does not include space for a null terminator.
   1.245 +  T* GetBuffer(int minBufLength)
   1.246 +  {
   1.247 +    if (minBufLength >= _capacity)
   1.248 +      SetCapacity(minBufLength);
   1.249 +    return _chars;
   1.250 +  }
   1.251 +  void ReleaseBuffer() { ReleaseBuffer(MyStringLen(_chars)); }
   1.252 +  void ReleaseBuffer(int newLength)
   1.253 +  {
   1.254 +    /*
   1.255 +    #ifndef _WIN32_WCE
   1.256 +    if (newLength >= _capacity)
   1.257 +      throw 282217;
   1.258 +    #endif
   1.259 +    */
   1.260 +    _chars[newLength] = 0;
   1.261 +    _length = newLength;
   1.262 +  }
   1.263 +
   1.264 +  CStringBase& operator=(T c)
   1.265 +  {
   1.266 +    Empty();
   1.267 +    SetCapacity(1);
   1.268 +    _chars[0] = c;
   1.269 +    _chars[1] = 0;
   1.270 +    _length = 1;
   1.271 +    return *this;
   1.272 +  }
   1.273 +  CStringBase& operator=(const T *chars)
   1.274 +  {
   1.275 +    Empty();
   1.276 +    int length = MyStringLen(chars);
   1.277 +    SetCapacity(length);
   1.278 +    MyStringCopy(_chars, chars);
   1.279 +    _length = length;
   1.280 +    return *this;
   1.281 +  }
   1.282 +  CStringBase& operator=(const CStringBase& s)
   1.283 +  {
   1.284 +    if (&s == this)
   1.285 +      return *this;
   1.286 +    Empty();
   1.287 +    SetCapacity(s._length);
   1.288 +    MyStringCopy(_chars, s._chars);
   1.289 +    _length = s._length;
   1.290 +    return *this;
   1.291 +  }
   1.292 +  
   1.293 +  CStringBase& operator+=(T c)
   1.294 +  {
   1.295 +    GrowLength(1);
   1.296 +    _chars[_length] = c;
   1.297 +    _chars[++_length] = 0;
   1.298 +    return *this;
   1.299 +  }
   1.300 +  CStringBase& operator+=(const T *s)
   1.301 +  {
   1.302 +    int len = MyStringLen(s);
   1.303 +    GrowLength(len);
   1.304 +    MyStringCopy(_chars + _length, s);
   1.305 +    _length += len;
   1.306 +    return *this;
   1.307 +  }
   1.308 +  CStringBase& operator+=(const CStringBase &s)
   1.309 +  {
   1.310 +    GrowLength(s._length);
   1.311 +    MyStringCopy(_chars + _length, s._chars);
   1.312 +    _length += s._length;
   1.313 +    return *this;
   1.314 +  }
   1.315 +  void Empty()
   1.316 +  {
   1.317 +    _length = 0;
   1.318 +    _chars[0] = 0;
   1.319 +  }
   1.320 +  int Length() const { return _length; }
   1.321 +  bool IsEmpty() const { return (_length == 0); }
   1.322 +
   1.323 +  CStringBase Mid(int startIndex) const
   1.324 +    { return Mid(startIndex, _length - startIndex); }
   1.325 +  CStringBase Mid(int startIndex, int count ) const
   1.326 +  {
   1.327 +    if (startIndex + count > _length)
   1.328 +      count = _length - startIndex;
   1.329 +    
   1.330 +    if (startIndex == 0 && startIndex + count == _length)
   1.331 +      return *this;
   1.332 +    
   1.333 +    CStringBase<T> result;
   1.334 +    result.SetCapacity(count);
   1.335 +    // MyStringNCopy(result._chars, _chars + startIndex, count);
   1.336 +    for (int i = 0; i < count; i++)
   1.337 +      result._chars[i] = _chars[startIndex + i];
   1.338 +    result._chars[count] = 0;
   1.339 +    result._length = count;
   1.340 +    return result;
   1.341 +  }
   1.342 +  CStringBase Left(int count) const
   1.343 +    { return Mid(0, count); }
   1.344 +  CStringBase Right(int count) const
   1.345 +  {
   1.346 +    if (count > _length)
   1.347 +      count = _length;
   1.348 +    return Mid(_length - count, count);
   1.349 +  }
   1.350 +
   1.351 +  void MakeUpper()
   1.352 +    { MyStringUpper(_chars); }
   1.353 +  void MakeLower()
   1.354 +    { MyStringLower(_chars); }
   1.355 +
   1.356 +  int Compare(const CStringBase& s) const
   1.357 +    { return MyStringCompare(_chars, s._chars); }
   1.358 +
   1.359 +  int Compare(const T *s) const
   1.360 +    { return MyStringCompare(_chars, s); }
   1.361 +
   1.362 +  int CompareNoCase(const CStringBase& s) const
   1.363 +    { return MyStringCompareNoCase(_chars, s._chars); }
   1.364 +
   1.365 +  int CompareNoCase(const T *s) const
   1.366 +    { return MyStringCompareNoCase(_chars, s); }
   1.367 +
   1.368 +  /*
   1.369 +  int Collate(const CStringBase& s) const
   1.370 +    { return MyStringCollate(_chars, s._chars); }
   1.371 +  int CollateNoCase(const CStringBase& s) const
   1.372 +    { return MyStringCollateNoCase(_chars, s._chars); }
   1.373 +  */
   1.374 +
   1.375 +  int Find(T c) const { return Find(c, 0); }
   1.376 +  int Find(T c, int startIndex) const
   1.377 +  {
   1.378 +    T *p = _chars + startIndex;
   1.379 +    for (;;)
   1.380 +    {
   1.381 +      if (*p == c)
   1.382 +        return (int)(p - _chars);
   1.383 +      if (*p == 0)
   1.384 +        return -1;
   1.385 +      p = GetNextCharPointer(p);
   1.386 +    }
   1.387 +  }
   1.388 +  int Find(const CStringBase &s) const { return Find(s, 0); }
   1.389 +  int Find(const CStringBase &s, int startIndex) const
   1.390 +  {
   1.391 +    if (s.IsEmpty())
   1.392 +      return startIndex;
   1.393 +    for (; startIndex < _length; startIndex++)
   1.394 +    {
   1.395 +      int j;
   1.396 +      for (j = 0; j < s._length && startIndex + j < _length; j++)
   1.397 +        if (_chars[startIndex+j] != s._chars[j])
   1.398 +          break;
   1.399 +      if (j == s._length)
   1.400 +        return startIndex;
   1.401 +    }
   1.402 +    return -1;
   1.403 +  }
   1.404 +  int ReverseFind(T c) const
   1.405 +  {
   1.406 +    if (_length == 0)
   1.407 +      return -1;
   1.408 +    T *p = _chars + _length - 1;
   1.409 +    for (;;)
   1.410 +    {
   1.411 +      if (*p == c)
   1.412 +        return (int)(p - _chars);
   1.413 +      if (p == _chars)
   1.414 +        return -1;
   1.415 +      p = GetPrevCharPointer(_chars, p);
   1.416 +    }
   1.417 +  }
   1.418 +  int FindOneOf(const CStringBase &s) const
   1.419 +  {
   1.420 +    for (int i = 0; i < _length; i++)
   1.421 +      if (s.Find(_chars[i]) >= 0)
   1.422 +        return i;
   1.423 +      return -1;
   1.424 +  }
   1.425 +
   1.426 +  void TrimLeft(T c)
   1.427 +  {
   1.428 +    const T *p = _chars;
   1.429 +    while (c == *p)
   1.430 +      p = GetNextCharPointer(p);
   1.431 +    Delete(0, p - _chars);
   1.432 +  }
   1.433 +  private:
   1.434 +  CStringBase GetTrimDefaultCharSet()
   1.435 +  {
   1.436 +    CStringBase<T> charSet;
   1.437 +    charSet += (T)' ';
   1.438 +    charSet += (T)'\n';
   1.439 +    charSet += (T)'\t';
   1.440 +    return charSet;
   1.441 +  }
   1.442 +  public:
   1.443 +
   1.444 +  void TrimLeft()
   1.445 +  {
   1.446 +    TrimLeftWithCharSet(GetTrimDefaultCharSet());
   1.447 +  }
   1.448 +  void TrimRight()
   1.449 +  {
   1.450 +    TrimRightWithCharSet(GetTrimDefaultCharSet());
   1.451 +  }
   1.452 +  void TrimRight(T c)
   1.453 +  {
   1.454 +    const T *p = _chars;
   1.455 +    const T *pLast = NULL;
   1.456 +    while (*p != 0)
   1.457 +    {
   1.458 +      if (*p == c)
   1.459 +      {
   1.460 +        if (pLast == NULL)
   1.461 +          pLast = p;
   1.462 +      }
   1.463 +      else
   1.464 +        pLast = NULL;
   1.465 +      p = GetNextCharPointer(p);
   1.466 +    }
   1.467 +    if (pLast != NULL)
   1.468 +    {
   1.469 +      int i = pLast - _chars;
   1.470 +      Delete(i, _length - i);
   1.471 +    }
   1.472 +  }
   1.473 +  void Trim()
   1.474 +  {
   1.475 +    TrimRight();
   1.476 +    TrimLeft();
   1.477 +  }
   1.478 +
   1.479 +  int Insert(int index, T c)
   1.480 +  {
   1.481 +    InsertSpace(index, 1);
   1.482 +    _chars[index] = c;
   1.483 +    _length++;
   1.484 +    return _length;
   1.485 +  }
   1.486 +  int Insert(int index, const CStringBase &s)
   1.487 +  {
   1.488 +    CorrectIndex(index);
   1.489 +    if (s.IsEmpty())
   1.490 +      return _length;
   1.491 +    int numInsertChars = s.Length();
   1.492 +    InsertSpace(index, numInsertChars);
   1.493 +    for (int i = 0; i < numInsertChars; i++)
   1.494 +      _chars[index + i] = s[i];
   1.495 +    _length += numInsertChars;
   1.496 +    return _length;
   1.497 +  }
   1.498 +
   1.499 +  // !!!!!!!!!!!!!!! test it if newChar = '\0'
   1.500 +  int Replace(T oldChar, T newChar)
   1.501 +  {
   1.502 +    if (oldChar == newChar)
   1.503 +      return 0;
   1.504 +    int number  = 0;
   1.505 +    int pos  = 0;
   1.506 +    while (pos < Length())
   1.507 +    {
   1.508 +      pos = Find(oldChar, pos);
   1.509 +      if (pos < 0)
   1.510 +        break;
   1.511 +      _chars[pos] = newChar;
   1.512 +      pos++;
   1.513 +      number++;
   1.514 +    }
   1.515 +    return number;
   1.516 +  }
   1.517 +  int Replace(const CStringBase &oldString, const CStringBase &newString)
   1.518 +  {
   1.519 +    if (oldString.IsEmpty())
   1.520 +      return 0;
   1.521 +    if (oldString == newString)
   1.522 +      return 0;
   1.523 +    int oldStringLength = oldString.Length();
   1.524 +    int newStringLength = newString.Length();
   1.525 +    int number  = 0;
   1.526 +    int pos  = 0;
   1.527 +    while (pos < _length)
   1.528 +    {
   1.529 +      pos = Find(oldString, pos);
   1.530 +      if (pos < 0)
   1.531 +        break;
   1.532 +      Delete(pos, oldStringLength);
   1.533 +      Insert(pos, newString);
   1.534 +      pos += newStringLength;
   1.535 +      number++;
   1.536 +    }
   1.537 +    return number;
   1.538 +  }
   1.539 +  int Delete(int index, int count = 1 )
   1.540 +  {
   1.541 +    if (index + count > _length)
   1.542 +      count = _length - index;
   1.543 +    if (count > 0)
   1.544 +    {
   1.545 +      MoveItems(index, index + count);
   1.546 +      _length -= count;
   1.547 +    }
   1.548 +    return _length;
   1.549 +  }
   1.550 +};
   1.551 +
   1.552 +template <class T>
   1.553 +CStringBase<T> operator+(const CStringBase<T>& s1, const CStringBase<T>& s2)
   1.554 +{
   1.555 +  CStringBase<T> result(s1);
   1.556 +  result += s2;
   1.557 +  return result;
   1.558 +}
   1.559 +
   1.560 +template <class T>
   1.561 +CStringBase<T> operator+(const CStringBase<T>& s, T c)
   1.562 +{
   1.563 +  CStringBase<T> result(s);
   1.564 +  result += c;
   1.565 +  return result;
   1.566 +}
   1.567 +
   1.568 +template <class T>
   1.569 +CStringBase<T> operator+(T c, const CStringBase<T>& s)
   1.570 +{
   1.571 +  CStringBase<T> result(c);
   1.572 +  result += s;
   1.573 +  return result;
   1.574 +}
   1.575 +
   1.576 +template <class T>
   1.577 +CStringBase<T> operator+(const CStringBase<T>& s, const T * chars)
   1.578 +{
   1.579 +  CStringBase<T> result(s);
   1.580 +  result += chars;
   1.581 +  return result;
   1.582 +}
   1.583 +
   1.584 +template <class T>
   1.585 +CStringBase<T> operator+(const T * chars, const CStringBase<T>& s)
   1.586 +{
   1.587 +  CStringBase<T> result(chars);
   1.588 +  result += s;
   1.589 +  return result;
   1.590 +}
   1.591 +
   1.592 +template <class T>
   1.593 +bool operator==(const CStringBase<T>& s1, const CStringBase<T>& s2)
   1.594 +  { return (s1.Compare(s2) == 0); }
   1.595 +
   1.596 +template <class T>
   1.597 +bool operator<(const CStringBase<T>& s1, const CStringBase<T>& s2)
   1.598 +  { return (s1.Compare(s2) < 0); }
   1.599 +
   1.600 +template <class T>
   1.601 +bool operator==(const T *s1, const CStringBase<T>& s2)
   1.602 +  { return (s2.Compare(s1) == 0); }
   1.603 +
   1.604 +template <class T>
   1.605 +bool operator==(const CStringBase<T>& s1, const T *s2)
   1.606 +  { return (s1.Compare(s2) == 0); }
   1.607 +
   1.608 +template <class T>
   1.609 +bool operator!=(const CStringBase<T>& s1, const CStringBase<T>& s2)
   1.610 +  { return (s1.Compare(s2) != 0); }
   1.611 +
   1.612 +template <class T>
   1.613 +bool operator!=(const T *s1, const CStringBase<T>& s2)
   1.614 +  { return (s2.Compare(s1) != 0); }
   1.615 +
   1.616 +template <class T>
   1.617 +bool operator!=(const CStringBase<T>& s1, const T *s2)
   1.618 +  { return (s1.Compare(s2) != 0); }
   1.619 +
   1.620 +typedef CStringBase<char> AString;
   1.621 +typedef CStringBase<wchar_t> UString;
   1.622 +
   1.623 +typedef CObjectVector<AString> AStringVector;
   1.624 +typedef CObjectVector<UString> UStringVector;
   1.625 +
   1.626 +#ifdef _UNICODE
   1.627 +  typedef UString CSysString;
   1.628 +#else
   1.629 +  typedef AString CSysString;
   1.630 +#endif
   1.631 +
   1.632 +typedef CObjectVector<CSysString> CSysStringVector;
   1.633 +
   1.634 +#endif