X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2df0258e2b2925ff664f6bcbe241f6007f760046..66e9a9f0ae9cccd52b1a8f9828a3e054803fefb6:/src/common/string.cpp

diff --git a/src/common/string.cpp b/src/common/string.cpp
index bd9857e5cc..cded294536 100644
--- a/src/common/string.cpp
+++ b/src/common/string.cpp
@@ -131,8 +131,12 @@ wxSTD istream& operator>>(wxSTD istream& is, wxString& WXUNUSED(str))
 
 wxSTD ostream& operator<<(wxSTD ostream& os, const wxString& str)
 {
-  os << str.c_str();
-  return os;
+#ifdef __BORLANDC__
+    os << str.mb_str();
+#else
+    os << str.c_str();
+#endif
+    return os;
 }
 
 #endif // wxUSE_STD_IOSTREAM
@@ -744,7 +748,7 @@ wxStringBase& wxStringBase::replace(size_t nStart, size_t nLen,
   //do it manually because this string can contain null characters
   for(size_t i1 = 0; i1 < nStart; ++i1)
       strTmp.append(1, this->c_str()[i1]);
-  
+
   //its safe to do the full version here because
   //sz must be a normal c string
   strTmp.append(sz);
@@ -1393,32 +1397,33 @@ const wxCharBuffer wxString::ToAscii() const
 // extract string of length nCount starting at nFirst
 wxString wxString::Mid(size_t nFirst, size_t nCount) const
 {
-  size_t nLen = length();
+    size_t nLen = length();
 
-  // default value of nCount is npos and means "till the end"
-  if ( nCount == npos )
-  {
-    nCount = nLen - nFirst;
-  }
+    // default value of nCount is npos and means "till the end"
+    if ( nCount == npos )
+    {
+        nCount = nLen - nFirst;
+    }
 
-  // out-of-bounds requests return sensible things
-  if ( nFirst + nCount > nLen )
-  {
-    nCount = nLen - nFirst;
-  }
+    // out-of-bounds requests return sensible things
+    if ( nFirst + nCount > nLen )
+    {
+        nCount = nLen - nFirst;
+    }
 
-  if ( nFirst > nLen )
-  {
-    // AllocCopy() will return empty string
-    nCount = 0;
-  }
+    if ( nFirst > nLen )
+    {
+        // AllocCopy() will return empty string
+        return wxEmptyString;
+    }
 
-  wxString dest(*this, nFirst, nCount);
-  if ( dest.length() != nCount ) {
-      wxFAIL_MSG( _T("out of memory in wxString::Mid") );
-  }
+    wxString dest(*this, nFirst, nCount);
+    if ( dest.length() != nCount )
+    {
+        wxFAIL_MSG( _T("out of memory in wxString::Mid") );
+    }
 
-  return dest;
+    return dest;
 }
 
 // check that the string starts with prefix and return the rest of the string
@@ -1524,7 +1529,7 @@ wxString wxString::AfterFirst(wxChar ch) const
 }
 
 // replace first (or all) occurences of some substring with another one
-size_t wxString::Replace(const wxChar *szOld, 
+size_t wxString::Replace(const wxChar *szOld,
                   const wxChar *szNew, bool bReplaceAll)
 {
     // if we tried to replace an empty string we'd enter an infinite loop below
@@ -1538,15 +1543,15 @@ size_t wxString::Replace(const wxChar *szOld,
 
     size_t dwPos = 0;
 
-    while ( this->c_str()[dwPos] != wxT('\0') ) 
+    while ( this->c_str()[dwPos] != wxT('\0') )
     {
         //DO NOT USE STRSTR HERE
         //this string can contain embedded null characters,
         //so strstr will function incorrectly
         dwPos = find(szOld, dwPos);
-        if ( dwPos == npos ) 
+        if ( dwPos == npos )
             break;                  // exit the loop
-        else 
+        else
         {
             //replace this occurance of the old string with the new one
             replace(dwPos, uiOldLen, szNew, uiNewLen);
@@ -1556,9 +1561,9 @@ size_t wxString::Replace(const wxChar *szOld,
 
             //increase replace count
             ++uiCount;
-    
+
             // stop now?
-            if ( !bReplaceAll ) 
+            if ( !bReplaceAll )
                 break;                  // exit the loop
         }
     }
@@ -1835,20 +1840,22 @@ int wxString::PrintfV(const wxChar* pszFormat, va_list argptr)
         // vsnprintf() may return either -1 (traditional Unix behaviour) or the
         // total number of characters which would have been written if the
         // buffer were large enough
-        // also, it may return an errno may be something like EILSEQ,
-        // in which case we need to break out
-        if ( (len >= 0 && len <= size)
-        // No EOVERFLOW on Windows nor Palm 6.0 nor OpenVMS nor MacOS (not X)
-	// not OS/2 (not Innotek libc).
-#if !defined(__WXMSW__) && !defined(__WXPALMOS__) && !defined( __VMS ) && !(defined(__WXMAC__) && !defined(__WXMAC_OSX__)) && !(defined(__EMX__) && !defined(__INNOTEK_LIBC__))
-            || errno != EOVERFLOW
-#endif
-            )
+        if ( len >= 0 && len <= size )
         {
             // ok, there was enough space
             break;
         }
 
+#ifdef EOVERFLOW
+        // if the error is not due to not having enough space (it could be e.g.
+        // EILSEQ), break too -- we'd just eat all available memory uselessly
+        if ( errno != EOVERFLOW )
+        {
+            // no sense in continuing
+            break;
+        }
+#endif // EOVERFLOW
+
         // still not enough, double it again
         size *= 2;
     }