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// Common/String.cpp
#include "StdAfx.h"
#ifdef _WIN32
#include "StringConvert.h"
#else
#include <ctype.h>
#endif
#include "Common/String.h"
#ifdef _WIN32
#ifndef _UNICODE
wchar_t MyCharUpper(wchar_t c)
{
if (c == 0)
return 0;
wchar_t *res = CharUpperW((LPWSTR)(unsigned int)c);
if (res != 0 || ::GetLastError() != ERROR_CALL_NOT_IMPLEMENTED)
return (wchar_t)(unsigned int)res;
const int kBufferSize = 4;
char s[kBufferSize + 1];
int numChars = ::WideCharToMultiByte(CP_ACP, 0, &c, 1, s, kBufferSize, 0, 0);
if (numChars == 0 || numChars > kBufferSize)
return c;
s[numChars] = 0;
::CharUpperA(s);
::MultiByteToWideChar(CP_ACP, 0, s, numChars, &c, 1);
return c;
}
wchar_t MyCharLower(wchar_t c)
{
if (c == 0)
return 0;
wchar_t *res = CharLowerW((LPWSTR)(unsigned int)c);
if (res != 0 || ::GetLastError() != ERROR_CALL_NOT_IMPLEMENTED)
return (wchar_t)(unsigned int)res;
const int kBufferSize = 4;
char s[kBufferSize + 1];
int numChars = ::WideCharToMultiByte(CP_ACP, 0, &c, 1, s, kBufferSize, 0, 0);
if (numChars == 0 || numChars > kBufferSize)
return c;
s[numChars] = 0;
::CharLowerA(s);
::MultiByteToWideChar(CP_ACP, 0, s, numChars, &c, 1);
return c;
}
wchar_t * MyStringUpper(wchar_t *s)
{
if (s == 0)
return 0;
wchar_t *res = CharUpperW(s);
if (res != 0 || ::GetLastError() != ERROR_CALL_NOT_IMPLEMENTED)
return res;
AString a = UnicodeStringToMultiByte(s);
a.MakeUpper();
return MyStringCopy(s, (const wchar_t *)MultiByteToUnicodeString(a));
}
wchar_t * MyStringLower(wchar_t *s)
{
if (s == 0)
return 0;
wchar_t *res = CharLowerW(s);
if (res != 0 || ::GetLastError() != ERROR_CALL_NOT_IMPLEMENTED)
return res;
AString a = UnicodeStringToMultiByte(s);
a.MakeLower();
return MyStringCopy(s, (const wchar_t *)MultiByteToUnicodeString(a));
}
#endif
/*
inline int ConvertCompareResult(int r) { return r - 2; }
int MyStringCollate(const wchar_t *s1, const wchar_t *s2)
{
int res = CompareStringW(
LOCALE_USER_DEFAULT, SORT_STRINGSORT, s1, -1, s2, -1);
#ifdef _UNICODE
return ConvertCompareResult(res);
#else
if (res != 0 || ::GetLastError() != ERROR_CALL_NOT_IMPLEMENTED)
return ConvertCompareResult(res);
return MyStringCollate(UnicodeStringToMultiByte(s1),
UnicodeStringToMultiByte(s2));
#endif
}
#ifndef _WIN32_WCE
int MyStringCollate(const char *s1, const char *s2)
{
return ConvertCompareResult(CompareStringA(
LOCALE_USER_DEFAULT, SORT_STRINGSORT, s1, -1, s2, -1));
}
int MyStringCollateNoCase(const char *s1, const char *s2)
{
return ConvertCompareResult(CompareStringA(
LOCALE_USER_DEFAULT, NORM_IGNORECASE | SORT_STRINGSORT, s1, -1, s2, -1));
}
#endif
int MyStringCollateNoCase(const wchar_t *s1, const wchar_t *s2)
{
int res = CompareStringW(
LOCALE_USER_DEFAULT, NORM_IGNORECASE | SORT_STRINGSORT, s1, -1, s2, -1);
#ifdef _UNICODE
return ConvertCompareResult(res);
#else
if (res != 0 || ::GetLastError() != ERROR_CALL_NOT_IMPLEMENTED)
return ConvertCompareResult(res);
return MyStringCollateNoCase(UnicodeStringToMultiByte(s1),
UnicodeStringToMultiByte(s2));
#endif
}
*/
#else
wchar_t MyCharUpper(wchar_t c)
{
return toupper(c);
}
/*
int MyStringCollateNoCase(const wchar_t *s1, const wchar_t *s2)
{
while (true)
{
wchar_t c1 = *s1++;
wchar_t c2 = *s2++;
wchar_t u1 = MyCharUpper(c1);
wchar_t u2 = MyCharUpper(c2);
if (u1 < u2) return -1;
if (u1 > u2) return 1;
if (u1 == 0) return 0;
}
}
*/
#endif
int MyStringCompare(const char *s1, const char *s2)
{
while (true)
{
unsigned char c1 = (unsigned char)*s1++;
unsigned char c2 = (unsigned char)*s2++;
if (c1 < c2) return -1;
if (c1 > c2) return 1;
if (c1 == 0) return 0;
}
}
int MyStringCompare(const wchar_t *s1, const wchar_t *s2)
{
while (true)
{
wchar_t c1 = *s1++;
wchar_t c2 = *s2++;
if (c1 < c2) return -1;
if (c1 > c2) return 1;
if (c1 == 0) return 0;
}
}
int MyStringCompareNoCase(const wchar_t *s1, const wchar_t *s2)
{
while (true)
{
wchar_t c1 = *s1++;
wchar_t c2 = *s2++;
if (c1 != c2)
{
wchar_t u1 = MyCharUpper(c1);
wchar_t u2 = MyCharUpper(c2);
if (u1 < u2) return -1;
if (u1 > u2) return 1;
}
if (c1 == 0) return 0;
}
}
#ifdef _WIN32
int MyStringCompareNoCase(const char *s1, const char *s2)
{
return MyStringCompareNoCase(MultiByteToUnicodeString(s1), MultiByteToUnicodeString(s2));
}
#endif
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