Initial boost-regex++ release

[SVN r7845]

include/boost/re_detail/regex_cstring.hpp

@@ -0,0 +1,138 @@
+/*
+ *
+ * Copyright (c) 1998-2000
+ * Dr John Maddock
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation.  Dr John Maddock makes no representations
+ * about the suitability of this software for any purpose.  
+ * It is provided "as is" without express or implied warranty.
+ *
+ */
+ 
+ /*
+  *   LOCATION:    see http://www.boost.org for most recent version.
+  *   FILE         regex_cstring.hpp
+  *   VERSION      3.01
+  *   DESCRIPTION: This is an internal header file, do not include directly.
+  *                String support and helper functions, for regular
+  *                expression library.
+  */
+
+#ifndef BOOST_REGEX_CSTRING_HPP
+#define BOOST_REGEX_CSTRING_HPP
+
+#ifndef BOOST_REGEX_CONFIG_HPP
+#include <boost/re_detail/regex_config.hpp>
+#endif
+
+#include <cstring>
+
+namespace boost{
+   namespace re_detail{
+
+#ifdef __BORLANDC__
+   #if __BORLANDC__ == 0x530
+    #pragma option push -a4 -b -Ve
+   #elif __BORLANDC__ > 0x530
+    #pragma option push -a8 -b -Ve
+   #endif
+#endif
+
+//
+// start by defining some template function aliases for C API functions:
+//
+
+template <class charT>
+size_t BOOST_RE_CALL re_strlen(const charT *s)
+{
+   size_t len = 0;
+   while(*s)
+   {
+      ++s;
+      ++len;
+   }
+   return len;
+}
+
+inline size_t BOOST_RE_CALL re_strlen(const char *s)
+{
+   return std::strlen(s);
+}
+
+#ifndef BOOST_RE_NO_WCSTRING
+
+inline size_t BOOST_RE_CALL re_strlen(const wchar_t *s)
+{
+   return std::wcslen(s);
+}
+
+#endif
+
+#ifndef BOOST_RE_NO_WCSTRING
+BOOST_RE_IX_DECL void BOOST_RE_CALL re_transform(std::basic_string<wchar_t>& out, const std::basic_string<wchar_t>& in);
+#endif
+BOOST_RE_IX_DECL void BOOST_RE_CALL re_transform(std::string& out, const std::string& in);
+
+template <class charT>
+void BOOST_RE_CALL re_trunc_primary(std::basic_string<charT>& s)
+{
+   for(unsigned int i = 0; i < s.size(); ++i)
+   {
+      if(s[i] <= 1)
+      {
+         s.erase(i);
+         break;
+      }
+   }
+}
+
+inline char* BOOST_RE_CALL re_strcpy(char *s1, const char *s2)
+{
+   #if defined(__BORLANDC__) && defined(strcpy)
+   return ::strcpy(s1, s2);
+   #else
+   return std::strcpy(s1, s2);
+   #endif
+}
+
+#ifndef BOOST_RE_NO_WCSTRING
+
+inline wchar_t* BOOST_RE_CALL re_strcpy(wchar_t *s1, const wchar_t *s2)
+{
+   return std::wcscpy(s1, s2);
+}
+
+#endif
+
+
+template <class charT>
+charT* BOOST_RE_CALL re_strdup(const charT* p)
+{
+   charT* buf = new charT[re_strlen(p) + 1];
+   re_strcpy(buf, p);
+   return buf;
+}
+
+template <class charT>
+inline void BOOST_RE_CALL re_strfree(charT* p)
+{
+   delete[] p;
+}
+
+#ifdef __BORLANDC__
+ #if __BORLANDC__ > 0x520
+  #pragma option pop
+ #endif
+#endif
+
+} // namespace re_detail
+} // namespace boost
+
+#endif  // BOOST_REGEX_CSTRING_HPP
+
+
+