pp-internal.h
106 lines
| 2.5 KiB
| text/x-c
|
CLexer
florianlink
|
r10 | /**************************************************************************** | ||
** | ||||
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. | ||||
** Copyright 2005 Roberto Raggi <roberto@kdevelop.org> | ||||
** | ||||
** This file is part of $PRODUCT$. | ||||
** | ||||
** $CPP_LICENSE$ | ||||
** | ||||
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE | ||||
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | ||||
** | ||||
****************************************************************************/ | ||||
#ifndef PP_INTERNAL_H | ||||
#define PP_INTERNAL_H | ||||
#include <algorithm> | ||||
namespace rpp { | ||||
namespace _PP_internal | ||||
{ | ||||
inline void extract_file_path (const std::string &__filename, std::string *__filepath) | ||||
{ | ||||
std::size_t __index = __filename.rfind (PATH_SEPARATOR); | ||||
if (__index == std::string::npos) | ||||
*__filepath = "/"; | ||||
else | ||||
__filepath->assign (__filename, 0, __index + 1); | ||||
} | ||||
template <typename _OutputIterator> | ||||
void output_line(const std::string &__filename, int __line, _OutputIterator __result) | ||||
{ | ||||
std::string __msg; | ||||
__msg += "# "; | ||||
char __line_descr[16]; | ||||
pp_snprintf (__line_descr, 16, "%d", __line); | ||||
__msg += __line_descr; | ||||
__msg += " \""; | ||||
if (__filename.empty ()) | ||||
__msg += "<internal>"; | ||||
else | ||||
__msg += __filename; | ||||
__msg += "\"\n"; | ||||
std::copy (__msg.begin (), __msg.end (), __result); | ||||
} | ||||
template <typename _InputIterator> | ||||
inline bool comment_p (_InputIterator __first, _InputIterator __last) /*const*/ | ||||
{ | ||||
if (__first == __last) | ||||
return false; | ||||
if (*__first != '/') | ||||
return false; | ||||
if (++__first == __last) | ||||
return false; | ||||
return (*__first == '/' || *__first == '*'); | ||||
} | ||||
struct _Compare_string: public std::binary_function<bool, pp_fast_string const *, pp_fast_string const *> | ||||
{ | ||||
inline bool operator () (pp_fast_string const *__lhs, pp_fast_string const *__rhs) const | ||||
{ return *__lhs < *__rhs; } | ||||
}; | ||||
struct _Equal_to_string: public std::binary_function<bool, pp_fast_string const *, pp_fast_string const *> | ||||
{ | ||||
inline bool operator () (pp_fast_string const *__lhs, pp_fast_string const *__rhs) const | ||||
{ return *__lhs == *__rhs; } | ||||
}; | ||||
struct _Hash_string: public std::unary_function<std::size_t, pp_fast_string const *> | ||||
{ | ||||
inline std::size_t operator () (pp_fast_string const *__s) const | ||||
{ | ||||
char const *__ptr = __s->begin (); | ||||
std::size_t __size = __s->size (); | ||||
std::size_t __h = 0; | ||||
for (std::size_t i = 0; i < __size; ++i) | ||||
__h = (__h << 5) - __h + __ptr [i]; | ||||
return __h; | ||||
} | ||||
}; | ||||
} // _PP_internal | ||||
} // namespace rpp | ||||
#endif // PP_INTERNAL_H | ||||
// kate: space-indent on; indent-width 2; replace-tabs on; | ||||