Tanl Linguistic Pipeline

text/strings.h

/*
**      Tanl
**      text/strings.h
** ----------------------------------------------------------------------
**      Copyright (c) 2002  Giuseppe Attardi (attardi@di.unipi.it).
** ----------------------------------------------------------------------
**
**  This file is part of Tanl.
**
**  Tanl is free software; you can redistribute it and/or modify it
**  under the terms of the GNU General Public License, version 3,
**  as published by the Free Software Foundation.
**
**  Tanl is distributed in the hope that it will be useful,
**  but WITHOUT ANY WARRANTY; without even the implied warranty of
**  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
**  GNU General Public License for more details.
**
**  You should have received a copy of the GNU General Public License
**  along with this program.  If not, see <http://www.gnu.org/licenses/>.
**  ----------------------------------------------------------------------
*/

#ifndef Tanl_Text_strings_H
#define Tanl_Text_strings_H

// settings
#include "include/config.h"

// standard
#include <cctype>
#include <cstring>
#include <string>
#include <functional>

#include "text/text.h"

#ifndef __GNUC__

char*                   strndup(char const* s, int len);
#endif

namespace Tanl {
namespace Text {

//=============================================================================
//=============================================================================

extern void             itoa(long, char*);

                        // ensure function semantics: 'c' is expanded once
inline char             to_lower(char c)        { return (char)tolower(c); }
extern char*            to_lower(char*);
extern std::string&     to_lower(std::string&);
extern void             to_lower(register char* d, register char const* s);

inline char             to_upper(char c)        { return (char)toupper(c); }
extern char*            to_upper(char*);
extern std::string&     to_upper(std::string&);
extern void             to_upper(register char* d, register char const* s);

char const*             next_token(char const*& start, char const* end,
                                   const char* sep);
char const*             next_token(char const*& start, const char* sep,
                                        char esc);
char const*             next_token_line(char const*& start, const char* sep,
                                        char esc = '\\');

std::string             operator+(const std::string s, const int i);
std::string             operator+(const int i, const std::string s);
std::string             operator+(const std::string s, const unsigned i);
std::string             operator+(const unsigned i, const std::string s);

#ifndef __GNUC__

char*                   strndup(char const* s, int len);
#endif

char*                   strstr(const char* haystack, const char* needle,
                               size_t count);

inline int              strncasecmp(const char* s1, const char* s2)
{
  return ::strncasecmp(s1, s2, ::strlen(s2));
}

bool                    strStartsWith(const char* s1, const char* init);

inline bool             strempty(const char* s)
{
  return !s || (s[0] == '\0');
}

} // namespace Text
} // namespace Tanl

// Used in hash_set, hash_map
namespace std
{
  template <>
  struct equal_to<char const*> :
    public binary_function<char const*, char const*, bool> 
  {
    bool operator()(first_argument_type __x, first_argument_type __y) const {
      return ::strcmp(__x, __y) == 0;
    }
  };
}

#endif  /* Tanl_Text_strings_H */

 

Copyright © 2005-2011 G. Attardi. Generated on 4 Mar 2011 by doxygen 1.6.1.