1 files changed, 46 insertions, 0 deletions
diff --git a/3rdparty/clucene/src/CLucene/config/repl_tcstoll.cpp b/3rdparty/clucene/src/CLucene/config/repl_tcstoll.cpp
new file mode 100644
index 000000000..246d66c80
--- /dev/null
+++ b/3rdparty/clucene/src/CLucene/config/repl_tcstoll.cpp
@@ -0,0 +1,46 @@
+/*------------------------------------------------------------------------------
+* Copyright (C) 2003-2006 Ben van Klinken and the CLucene Team
+* 
+* Distributable under the terms of either the Apache License (Version 2.0) or 
+* the GNU Lesser General Public License, as specified in the COPYING file.
+------------------------------------------------------------------------------*/
+
+#include "CLucene/StdHeader.h"
+
+int64_t lucene_tcstoi64(const TCHAR* str, TCHAR**end, int radix){
+	#define LUCENE_TCSTOI64_RADIX(x,r) ((x>=_T('0') && x<=_T('9'))?x-_T('0'):((x>=_T('a') && x<=_T('z'))?x-_T('a')+10:((x>=_T('A') && x<=_T('Z'))?x-_T('A')+10:1000)))
+
+	if (radix < 2 || radix > 36) 
+		return 0;
+
+	/* Skip white space.  */
+	while (_istspace (*str))
+		++str;
+
+	int sign=1;
+	if ( str[0] == _T('+') )
+		str++;
+	else if ( str[0] == _T('-') ){
+		sign = -1;
+		str++;
+	}
+		
+  *end=(TCHAR*)str;
+  long r = -1;
+  while ( (r=LUCENE_TCSTOI64_RADIX(*end[0],radix)) >=0 && r<radix )
+      (*end)++;
+
+  TCHAR* p = (*end)-1;
+  int64_t ret = 0;
+  int pos = 0;
+  for ( ;p>=str;p-- ){
+      int i=LUCENE_TCSTOI64_RADIX(p[0],radix);
+      if ( pos == 0 )
+          ret=i;
+      else
+          ret += (int64_t)pow((qreal)radix,(qreal)pos) * i; //todo: might be quicker with a different pow overload
+
+      pos++;
+  }
+  return sign*ret;
+}