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Diffstat (limited to 'stlport/stl/_num_put.c')
| -rw-r--r-- | stlport/stl/_num_put.c | 522 |
1 files changed, 0 insertions, 522 deletions
diff --git a/stlport/stl/_num_put.c b/stlport/stl/_num_put.c deleted file mode 100644 index 0c07838..0000000 --- a/stlport/stl/_num_put.c +++ /dev/null @@ -1,522 +0,0 @@ -/* - * Copyright (c) 1999 - * Silicon Graphics Computer Systems, Inc. - * - * Copyright (c) 1999 - * Boris Fomitchev - * - * This material is provided "as is", with absolutely no warranty expressed - * or implied. Any use is at your own risk. - * - * Permission to use or copy this software for any purpose is hereby granted - * without fee, provided the above notices are retained on all copies. - * Permission to modify the code and to distribute modified code is granted, - * provided the above notices are retained, and a notice that the code was - * modified is included with the above copyright notice. - * - */ -#ifndef _STLP_NUM_PUT_C -#define _STLP_NUM_PUT_C - -#ifndef _STLP_INTERNAL_NUM_PUT_H -# include <stl/_num_put.h> -#endif - -#ifndef _STLP_INTERNAL_LIMITS -# include <stl/_limits.h> -#endif - -_STLP_BEGIN_NAMESPACE - -_STLP_MOVE_TO_PRIV_NAMESPACE - -// __do_put_float and its helper functions. Strategy: write the output -// to a buffer of char, transform the buffer to _CharT, and then copy -// it to the output. - -//---------------------------------------------------------------------- -// num_put facet - -template <class _CharT, class _OutputIter> -_OutputIter _STLP_CALL -__copy_float_and_fill(const _CharT* __first, const _CharT* __last, - _OutputIter __oi, - ios_base::fmtflags __flags, - streamsize __width, _CharT __fill, - _CharT __xplus, _CharT __xminus) { - if (__width <= __last - __first) - return _STLP_STD::copy(__first, __last, __oi); - else { - streamsize __pad = __width - (__last - __first); - ios_base::fmtflags __dir = __flags & ios_base::adjustfield; - - if (__dir == ios_base::left) { - __oi = _STLP_STD::copy(__first, __last, __oi); - return _STLP_PRIV __fill_n(__oi, __pad, __fill); - } - else if (__dir == ios_base::internal && __first != __last && - (*__first == __xplus || *__first == __xminus)) { - *__oi++ = *__first++; - __oi = _STLP_PRIV __fill_n(__oi, __pad, __fill); - return _STLP_STD::copy(__first, __last, __oi); - } - else { - __oi = _STLP_PRIV __fill_n(__oi, __pad, __fill); - return _STLP_STD::copy(__first, __last, __oi); - } - } -} - -#if !defined (_STLP_NO_WCHAR_T) -// Helper routine for wchar_t -template <class _OutputIter> -_OutputIter _STLP_CALL -__put_float(__iostring &__str, _OutputIter __oi, - ios_base& __f, wchar_t __fill, - wchar_t __decimal_point, wchar_t __sep, - size_t __group_pos, const string& __grouping) { - const ctype<wchar_t>& __ct = use_facet<ctype<wchar_t> >(__f.getloc()); - - __iowstring __wbuf; - __convert_float_buffer(__str, __wbuf, __ct, __decimal_point); - - if (!__grouping.empty()) { - __insert_grouping(__wbuf, __group_pos, __grouping, - __sep, __ct.widen('+'), __ct.widen('-'), 0); - } - - return __copy_float_and_fill(__wbuf.data(), __wbuf.data() + __wbuf.size(), __oi, - __f.flags(), __f.width(0), __fill, __ct.widen('+'), __ct.widen('-')); -} -#endif /* WCHAR_T */ - -// Helper routine for char -template <class _OutputIter> -_OutputIter _STLP_CALL -__put_float(__iostring &__str, _OutputIter __oi, - ios_base& __f, char __fill, - char __decimal_point, char __sep, - size_t __group_pos, const string& __grouping) { - if ((__group_pos < __str.size()) && (__str[__group_pos] == '.')) { - __str[__group_pos] = __decimal_point; - } - - if (!__grouping.empty()) { - __insert_grouping(__str, __group_pos, - __grouping, __sep, '+', '-', 0); - } - - return __copy_float_and_fill(__str.data(), __str.data() + __str.size(), __oi, - __f.flags(), __f.width(0), __fill, '+', '-'); -} - -template <class _CharT, class _OutputIter, class _Float> -_OutputIter _STLP_CALL -__do_put_float(_OutputIter __s, ios_base& __f, - _CharT __fill, _Float __x) { - __iostring __buf; - - size_t __group_pos = __write_float(__buf, __f.flags(), (int)__f.precision(), __x); - - const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__f.getloc()); - return __put_float(__buf, __s, __f, __fill, - __np.decimal_point(), __np.thousands_sep(), - __group_pos, __np.grouping()); -} - -inline void __get_money_digits_aux (__iostring &__buf, ios_base &, _STLP_LONGEST_FLOAT_TYPE __x) -{ __get_floor_digits(__buf, __x); } - -#if !defined (_STLP_NO_WCHAR_T) -inline void __get_money_digits_aux (__iowstring &__wbuf, ios_base &__f, _STLP_LONGEST_FLOAT_TYPE __x) { - __iostring __buf; - __get_floor_digits(__buf, __x); - - const ctype<wchar_t>& __ct = use_facet<ctype<wchar_t> >(__f.getloc()); - __convert_float_buffer(__buf, __wbuf, __ct, wchar_t(0), false); -} -#endif - -template <class _CharT> -void _STLP_CALL __get_money_digits(_STLP_BASIC_IOSTRING(_CharT) &__buf, ios_base& __f, _STLP_LONGEST_FLOAT_TYPE __x) -{ __get_money_digits_aux(__buf, __f, __x); } - -// _M_do_put_integer and its helper functions. - -template <class _CharT, class _OutputIter> -_OutputIter _STLP_CALL -__copy_integer_and_fill(const _CharT* __buf, ptrdiff_t __len, - _OutputIter __oi, - ios_base::fmtflags __flg, streamsize __wid, _CharT __fill, - _CharT __xplus, _CharT __xminus) { - if (__len >= __wid) - return _STLP_STD::copy(__buf, __buf + __len, __oi); - else { - //casting numeric_limits<ptrdiff_t>::max to streamsize only works is ptrdiff_t is signed or streamsize representation - //is larger than ptrdiff_t one. - _STLP_STATIC_ASSERT((sizeof(streamsize) > sizeof(ptrdiff_t)) || - ((sizeof(streamsize) == sizeof(ptrdiff_t)) && numeric_limits<ptrdiff_t>::is_signed)) - ptrdiff_t __pad = __STATIC_CAST(ptrdiff_t, (min) (__STATIC_CAST(streamsize, (numeric_limits<ptrdiff_t>::max)()), - __STATIC_CAST(streamsize, __wid - __len))); - ios_base::fmtflags __dir = __flg & ios_base::adjustfield; - - if (__dir == ios_base::left) { - __oi = _STLP_STD::copy(__buf, __buf + __len, __oi); - return _STLP_PRIV __fill_n(__oi, __pad, __fill); - } - else if (__dir == ios_base::internal && __len != 0 && - (__buf[0] == __xplus || __buf[0] == __xminus)) { - *__oi++ = __buf[0]; - __oi = __fill_n(__oi, __pad, __fill); - return _STLP_STD::copy(__buf + 1, __buf + __len, __oi); - } - else if (__dir == ios_base::internal && __len >= 2 && - (__flg & ios_base::showbase) && - (__flg & ios_base::basefield) == ios_base::hex) { - *__oi++ = __buf[0]; - *__oi++ = __buf[1]; - __oi = __fill_n(__oi, __pad, __fill); - return _STLP_STD::copy(__buf + 2, __buf + __len, __oi); - } - else { - __oi = __fill_n(__oi, __pad, __fill); - return _STLP_STD::copy(__buf, __buf + __len, __oi); - } - } -} - -#if !defined (_STLP_NO_WCHAR_T) -// Helper function for wchar_t -template <class _OutputIter> -_OutputIter _STLP_CALL -__put_integer(char* __buf, char* __iend, _OutputIter __s, - ios_base& __f, - ios_base::fmtflags __flags, wchar_t __fill) { - locale __loc = __f.getloc(); - const ctype<wchar_t>& __ct = use_facet<ctype<wchar_t> >(__loc); - - wchar_t __xplus = __ct.widen('+'); - wchar_t __xminus = __ct.widen('-'); - - wchar_t __wbuf[64]; - __ct.widen(__buf, __iend, __wbuf); - ptrdiff_t __len = __iend - __buf; - wchar_t* __eend = __wbuf + __len; - - const numpunct<wchar_t>& __np = use_facet<numpunct<wchar_t> >(__loc); - const string& __grouping = __np.grouping(); - - if (!__grouping.empty()) { - int __basechars; - if (__flags & ios_base::showbase) - switch (__flags & ios_base::basefield) { - case ios_base::hex: __basechars = 2; break; - case ios_base::oct: __basechars = 1; break; - default: __basechars = 0; - } - else - __basechars = 0; - - __len = __insert_grouping(__wbuf, __eend, __grouping, __np.thousands_sep(), - __xplus, __xminus, __basechars); - } - - return __copy_integer_and_fill((wchar_t*)__wbuf, __len, __s, - __flags, __f.width(0), __fill, __xplus, __xminus); -} -#endif - -// Helper function for char -template <class _OutputIter> -_OutputIter _STLP_CALL -__put_integer(char* __buf, char* __iend, _OutputIter __s, - ios_base& __f, ios_base::fmtflags __flags, char __fill) { - char __grpbuf[64]; - ptrdiff_t __len = __iend - __buf; - - const numpunct<char>& __np = use_facet<numpunct<char> >(__f.getloc()); - const string& __grouping = __np.grouping(); - - if (!__grouping.empty()) { - int __basechars; - if (__flags & ios_base::showbase) - switch (__flags & ios_base::basefield) { - case ios_base::hex: __basechars = 2; break; - case ios_base::oct: __basechars = 1; break; - default: __basechars = 0; - } - else - __basechars = 0; - - // make sure there is room at the end of the buffer - // we pass to __insert_grouping - _STLP_STD::copy(__buf, __iend, (char *) __grpbuf); - __buf = __grpbuf; - __iend = __grpbuf + __len; - __len = __insert_grouping(__buf, __iend, __grouping, __np.thousands_sep(), - '+', '-', __basechars); - } - - return __copy_integer_and_fill(__buf, __len, __s, __flags, __f.width(0), __fill, '+', '-'); -} - -#if defined (_STLP_LONG_LONG) -typedef _STLP_LONG_LONG __max_int_t; -typedef unsigned _STLP_LONG_LONG __umax_int_t; -#else -typedef long __max_int_t; -typedef unsigned long __umax_int_t; -#endif - -_STLP_DECLSPEC const char* _STLP_CALL __hex_char_table_lo(); -_STLP_DECLSPEC const char* _STLP_CALL __hex_char_table_hi(); - -template <class _Integer> -inline char* _STLP_CALL -__write_decimal_backward(char* __ptr, _Integer __x, ios_base::fmtflags __flags, const __true_type& /* is_signed */) { - const bool __negative = __x < 0 ; - __max_int_t __temp = __x; - __umax_int_t __utemp = __negative?-__temp:__temp; - - for (; __utemp != 0; __utemp /= 10) - *--__ptr = (char)((int)(__utemp % 10) + '0'); - // put sign if needed or requested - if (__negative) - *--__ptr = '-'; - else if (__flags & ios_base::showpos) - *--__ptr = '+'; - return __ptr; -} - -template <class _Integer> -inline char* _STLP_CALL -__write_decimal_backward(char* __ptr, _Integer __x, ios_base::fmtflags __flags, const __false_type& /* is_signed */) { - for (; __x != 0; __x /= 10) - *--__ptr = (char)((int)(__x % 10) + '0'); - // put sign if requested - if (__flags & ios_base::showpos) - *--__ptr = '+'; - return __ptr; -} - -template <class _Integer> -char* _STLP_CALL -__write_integer_backward(char* __buf, ios_base::fmtflags __flags, _Integer __x) { - char* __ptr = __buf; - - if (__x == 0) { - *--__ptr = '0'; - if ((__flags & ios_base::showpos) && ((__flags & (ios_base::oct | ios_base::hex)) == 0)) - *--__ptr = '+'; - // oct or hex base shall not be added to the 0 value (see '#' flag in C formating strings) - } - else { - switch (__flags & ios_base::basefield) { - case ios_base::oct: - { - __umax_int_t __temp = __x; - // if the size of integer is less than 8, clear upper part - if ( sizeof(__x) < 8 && sizeof(__umax_int_t) >= 8 ) - __temp &= 0xFFFFFFFF; - - for (; __temp != 0; __temp >>=3) - *--__ptr = (char)((((unsigned)__temp)& 0x7) + '0'); - - // put leading '0' if showbase is set - if (__flags & ios_base::showbase) - *--__ptr = '0'; - } - break; - case ios_base::hex: - { - const char* __table_ptr = (__flags & ios_base::uppercase) ? - __hex_char_table_hi() : __hex_char_table_lo(); - __umax_int_t __temp = __x; - // if the size of integer is less than 8, clear upper part - if ( sizeof(__x) < 8 && sizeof(__umax_int_t) >= 8 ) - __temp &= 0xFFFFFFFF; - - for (; __temp != 0; __temp >>=4) - *--__ptr = __table_ptr[((unsigned)__temp & 0xF)]; - - if (__flags & ios_base::showbase) { - *--__ptr = __table_ptr[16]; - *--__ptr = '0'; - } - } - break; - //case ios_base::dec: - default: - { -#if defined(__HP_aCC) && (__HP_aCC == 1) - bool _IsSigned = !((_Integer)-1 > 0); - if (_IsSigned) - __ptr = __write_decimal_backward(__ptr, __x, __flags, __true_type() ); - else - __ptr = __write_decimal_backward(__ptr, __x, __flags, __false_type() ); -#else - typedef typename __bool2type<numeric_limits<_Integer>::is_signed>::_Ret _IsSigned; - __ptr = __write_decimal_backward(__ptr, __x, __flags, _IsSigned()); -#endif - } - break; - } - } - - // return pointer to beginning of the string - return __ptr; -} - -template <class _CharT, class _OutputIter, class _Integer> -_OutputIter _STLP_CALL -__do_put_integer(_OutputIter __s, ios_base& __f, _CharT __fill, _Integer __x) { - // buffer size = number of bytes * number of digit necessary in the smallest Standard base (base 8, 3 digits/byte) - // plus the longest base representation '0x' - // Do not use __buf_size to define __buf static buffer, some compilers (HP aCC) do not accept const variable as - // the specification of a static buffer size. - char __buf[sizeof(_Integer) * 3 + 2]; - const ptrdiff_t __buf_size = sizeof(__buf) / sizeof(char); - ios_base::fmtflags __flags = __f.flags(); - char* __ibeg = __write_integer_backward((char*)__buf + __buf_size, __flags, __x); - return __put_integer(__ibeg, (char*)__buf + __buf_size, __s, __f, __flags, __fill); -} - -template <class _CharT, class _OutputIter> -_OutputIter _STLP_CALL -__do_put_bool(_OutputIter __s, ios_base& __f, _CharT __fill, bool __x) { - const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__f.getloc()); - - basic_string<_CharT, char_traits<_CharT>, allocator<_CharT> > __str = __x ? __np.truename() : __np.falsename(); - - streamsize __wid = __f.width(0); - if (__str.size() >= __STATIC_CAST(size_t, __wid)) - return _STLP_STD::copy(__str.begin(), __str.end(), __s); - else { - streamsize __pad = __wid - __str.size(); - ios_base::fmtflags __dir = __f.flags() & ios_base::adjustfield; - - if (__dir == ios_base::left) { - __s = _STLP_STD::copy(__str.begin(), __str.end(), __s); - return __fill_n(__s, __pad, __fill); - } - else /* covers right and internal padding */ { - __s = __fill_n(__s, __pad, __fill); - return _STLP_STD::copy(__str.begin(), __str.end(), __s); - } - } -} -_STLP_MOVE_TO_STD_NAMESPACE - -// -// num_put<> -// - -template <class _CharT, class _OutputIterator> -locale::id num_put<_CharT, _OutputIterator>::id; - -#if !defined (_STLP_NO_BOOL) -template <class _CharT, class _OutputIter> -_OutputIter -num_put<_CharT, _OutputIter>::do_put(_OutputIter __s, ios_base& __f, _CharT __fill, - bool __val) const { - if (!(__f.flags() & ios_base::boolalpha)) - // 22.2.2.2.2.23: shall return do_put for int and not directly __do_put_integer. - return do_put(__s, __f, __fill, __STATIC_CAST(long, __val)); - - return _STLP_PRIV __do_put_bool(__s, __f, __fill, __val); -} -#endif - -template <class _CharT, class _OutputIter> -_OutputIter -num_put<_CharT, _OutputIter>::do_put(_OutputIter __s, ios_base& __f, _CharT __fill, - long __val) const -{ return _STLP_PRIV __do_put_integer(__s, __f, __fill, __val); } - -template <class _CharT, class _OutputIter> -_OutputIter -num_put<_CharT, _OutputIter>::do_put(_OutputIter __s, ios_base& __f, _CharT __fill, - unsigned long __val) const -{ return _STLP_PRIV __do_put_integer(__s, __f, __fill, __val); } - -template <class _CharT, class _OutputIter> -_OutputIter -num_put<_CharT, _OutputIter>::do_put(_OutputIter __s, ios_base& __f, _CharT __fill, - double __val) const -{ return _STLP_PRIV __do_put_float(__s, __f, __fill, __val); } - -#if !defined (_STLP_NO_LONG_DOUBLE) -template <class _CharT, class _OutputIter> -_OutputIter -num_put<_CharT, _OutputIter>::do_put(_OutputIter __s, ios_base& __f, _CharT __fill, - long double __val) const -{ return _STLP_PRIV __do_put_float(__s, __f, __fill, __val); } -#endif - -#if defined (_STLP_LONG_LONG) -template <class _CharT, class _OutputIter> -_OutputIter -num_put<_CharT, _OutputIter>::do_put(_OutputIter __s, ios_base& __f, _CharT __fill, - _STLP_LONG_LONG __val) const -{ return _STLP_PRIV __do_put_integer(__s, __f, __fill, __val); } - -template <class _CharT, class _OutputIter> -_OutputIter -num_put<_CharT, _OutputIter>::do_put(_OutputIter __s, ios_base& __f, _CharT __fill, - unsigned _STLP_LONG_LONG __val) const -{ return _STLP_PRIV __do_put_integer(__s, __f, __fill, __val); } -#endif /* _STLP_LONG_LONG */ - - -// 22.2.2.2.2 Stage 1: "For conversion from void* the specifier is %p." -// This is not clear and I'm really don't follow this (below). -template <class _CharT, class _OutputIter> -_OutputIter -num_put<_CharT, _OutputIter>::do_put(_OutputIter __s, ios_base& __f, _CharT /*__fill*/, - const void* __val) const { - const ctype<_CharT>& __c_type = use_facet<ctype<_CharT> >(__f.getloc()); - ios_base::fmtflags __save_flags = __f.flags(); - - __f.setf(ios_base::hex, ios_base::basefield); - __f.setf(ios_base::showbase); - __f.setf(ios_base::internal, ios_base::adjustfield); - __f.width((sizeof(void*) * 2) + 2); // digits in pointer type plus '0x' prefix - if ( __val == 0 ) { - // base ('0x') not shown for null, but I really want to type it - // for pointer. Print it first in this case. - const char* __table_ptr = (__save_flags & ios_base::uppercase) ? - _STLP_PRIV __hex_char_table_hi() : _STLP_PRIV __hex_char_table_lo(); - __s++ = __c_type.widen( '0' ); - __s++ = __c_type.widen( __table_ptr[16] ); - __f.width((sizeof(void*) * 2)); // digits in pointer type - } else { - __f.width((sizeof(void*) * 2) + 2); // digits in pointer type plus '0x' prefix - } -#if defined (_STLP_MSVC) -# pragma warning (push) -# pragma warning (disable : 4311) //pointer truncation from 'const void*' to 'unsigned long' -#endif - _OutputIter result = -#ifdef _STLP_LONG_LONG - ( sizeof(void*) == sizeof(unsigned long) ) ? -#endif - _STLP_PRIV __do_put_integer(__s, __f, __c_type.widen('0'), __REINTERPRET_CAST(unsigned long,__val)) -#ifdef _STLP_LONG_LONG - : /* ( sizeof(void*) == sizeof(unsigned _STLP_LONG_LONG) ) ? */ - _STLP_PRIV __do_put_integer(__s, __f, __c_type.widen('0'), __REINTERPRET_CAST(unsigned _STLP_LONG_LONG,__val)) -#endif - ; -#if defined (_STLP_MSVC) -# pragma warning (pop) -#endif - __f.flags(__save_flags); - return result; -} - -_STLP_END_NAMESPACE - -#endif /* _STLP_NUM_PUT_C */ - -// Local Variables: -// mode:C++ -// End: |