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authorDaniel Wilhelm <daniel@wili.li>2014-04-18 17:05:30 +0200
committerDaniel Wilhelm <daniel@wili.li>2014-04-18 17:05:30 +0200
commitc0fce877c478ddbf71a1b651c789e5ea00a00144 (patch)
treede01b0ae8fd296bd24fbca54a80f2f0ba071d461 /shared/zstring.cpp
parent3.3 (diff)
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3.4
Diffstat (limited to 'shared/zstring.cpp')
-rw-r--r--shared/zstring.cpp53
1 files changed, 32 insertions, 21 deletions
diff --git a/shared/zstring.cpp b/shared/zstring.cpp
index c3d5ba8e..312f98e7 100644
--- a/shared/zstring.cpp
+++ b/shared/zstring.cpp
@@ -1,3 +1,9 @@
+// **************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under *
+// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
+// * Copyright (C) 2008-2010 ZenJu (zhnmju123 AT gmx.de) *
+// **************************************************************************
+//
#include "zstring.h"
#include <stdexcept>
@@ -91,9 +97,9 @@ int compareFilenamesWin32(const wchar_t* a, const wchar_t* b, size_t sizeA, size
{
const int rv = (*ordinalCompare)(
a, //pointer to first string
- sizeA, //size, in bytes or characters, of first string
+ static_cast<int>(sizeA), //size, in bytes or characters, of first string
b, //pointer to second string
- sizeB, //size, in bytes or characters, of second string
+ static_cast<int>(sizeB), //size, in bytes or characters, of second string
true); //ignore case
if (rv == 0)
throw std::runtime_error("Error comparing strings (ordinal)!");
@@ -102,13 +108,13 @@ int compareFilenamesWin32(const wchar_t* a, const wchar_t* b, size_t sizeA, size
}
else //fallback
{
-//do NOT use "CompareString"; this function is NOT accurate (even with LOCALE_INVARIANT and SORT_STRINGSORT): for example "weiß" == "weiss"!!!
+//do NOT use "CompareString"; this function is NOT accurate (even with LOCALE_INVARIANT and SORT_STRINGSORT): for example "wei�" == "weiss"!!!
//the only reliable way to compare filenames (with XP) is to call "CharUpper" or "LCMapString":
const size_t minSize = std::min(sizeA, sizeB);
if (minSize == 0) //LCMapString does not allow input sizes of 0!
- return sizeA - sizeB;
+ return static_cast<int>(sizeA - sizeB);
int rv = 0; //always initialize...
if (minSize <= 5000) //performance optimization: stack
@@ -120,13 +126,13 @@ int compareFilenamesWin32(const wchar_t* a, const wchar_t* b, size_t sizeA, size
invariantLocale, //__in LCID Locale,
LCMAP_UPPERCASE, //__in DWORD dwMapFlags,
a, //__in LPCTSTR lpSrcStr,
- minSize, //__in int cchSrc,
+ static_cast<int>(minSize), //__in int cchSrc,
bufferA, //__out LPTSTR lpDestStr,
5000 //__in int cchDest
) == 0)
throw std::runtime_error("Error comparing strings! (LCMapString)");
- if (::LCMapString(invariantLocale, LCMAP_UPPERCASE, b, minSize, bufferB, 5000) == 0)
+ if (::LCMapString(invariantLocale, LCMAP_UPPERCASE, b, static_cast<int>(minSize), bufferB, 5000) == 0)
throw std::runtime_error("Error comparing strings! (LCMapString)");
rv = ::wmemcmp(bufferA, bufferB, minSize);
@@ -136,17 +142,17 @@ int compareFilenamesWin32(const wchar_t* a, const wchar_t* b, size_t sizeA, size
boost::scoped_array<wchar_t> bufferA(new wchar_t[minSize]);
boost::scoped_array<wchar_t> bufferB(new wchar_t[minSize]);
- if (::LCMapString(invariantLocale, LCMAP_UPPERCASE, a, minSize, bufferA.get(), minSize) == 0)
+ if (::LCMapString(invariantLocale, LCMAP_UPPERCASE, a, static_cast<int>(minSize), bufferA.get(), static_cast<int>(minSize)) == 0)
throw std::runtime_error("Error comparing strings! (LCMapString: FS)");
- if (::LCMapString(invariantLocale, LCMAP_UPPERCASE, b, minSize, bufferB.get(), minSize) == 0)
+ if (::LCMapString(invariantLocale, LCMAP_UPPERCASE, b, static_cast<int>(minSize), bufferB.get(), static_cast<int>(minSize)) == 0)
throw std::runtime_error("Error comparing strings! (LCMapString: FS)");
rv = ::wmemcmp(bufferA.get(), bufferB.get(), minSize);
}
return rv == 0 ?
- sizeA - sizeB :
+ static_cast<int>(sizeA - sizeB) :
rv;
}
@@ -166,18 +172,24 @@ int compareFilenamesWin32(const wchar_t* a, const wchar_t* b, size_t sizeA, size
#endif
-#ifdef FFS_WIN
-int Zstring::CmpNoCase(const DefaultChar* other) const
+int Zstring::cmpFileName(const Zstring& other) const
{
- return ::compareFilenamesWin32(c_str(), other, length(), ::wcslen(other)); //way faster than wxString::CmpNoCase()
+#ifdef FFS_WIN
+ return ::compareFilenamesWin32(c_str(), other.c_str(), length(), other.length()); //way faster than wxString::CmpNoCase()
+#elif defined FFS_LINUX
+ return this->compare(other);
+#endif
}
-int Zstring::CmpNoCase(const Zstring& other) const
+int Zstring::cmpFileName(const DefaultChar* other) const
{
- return ::compareFilenamesWin32(c_str(), other.c_str(), length(), other.length()); //way faster than wxString::CmpNoCase()
-}
+#ifdef FFS_WIN
+ return ::compareFilenamesWin32(c_str(), other, length(), ::wcslen(other)); //way faster than wxString::CmpNoCase()
+#elif defined FFS_LINUX
+ return this->compare(other);
#endif
+}
Zstring& Zstring::Replace(const DefaultChar* old, const DefaultChar* replacement, bool replaceAll)
@@ -223,15 +235,15 @@ bool matchesHelper(const DefaultChar* string, const DefaultChar* mask)
}
while (ch == DefaultChar('*') || ch == DefaultChar('?'));
//if match ends with '*':
- if (ch == DefaultChar(0))
+ if (ch == 0)
return true;
++mask;
while ((string = defaultStrFind(string, ch)) != NULL)
{
- if (matchesHelper(string + 1, mask))
- return true;
++string;
+ if (matchesHelper(string, mask))
+ return true;
}
return false;
@@ -349,7 +361,7 @@ Zstring& Zstring::MakeUpper()
reserve(thisLen); //make unshared
//use Windows' upper case conversion: faster than ::CharUpper()
- if (::LCMapString(invariantLocale, LCMAP_UPPERCASE, data(), thisLen, data(), thisLen) == 0)
+ if (::LCMapString(invariantLocale, LCMAP_UPPERCASE, data(), static_cast<int>(thisLen), data(), static_cast<int>(thisLen)) == 0)
throw std::runtime_error("Error converting to upper case! (LCMapString)");
return *this;
@@ -520,9 +532,8 @@ void Zstring::reserve(size_t capacityNeeded) //make unshared and check capacity
{
//allocate a new string
const size_t oldLength = length();
- assert(oldLength <= getCapacityToAllocate(capacityNeeded));
- StringDescriptor* newDescr = allocate(capacityNeeded);
+ StringDescriptor* newDescr = allocate(std::max(capacityNeeded, oldLength)); //reserve() must NEVER shrink the string
newDescr->length = oldLength;
::memcpy(reinterpret_cast<DefaultChar*>(newDescr + 1), c_str(), (oldLength + 1) * sizeof(DefaultChar)); //include NULL-termination
bgstack15