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1 /* |
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2 * © Portions copyright (c) 2006-2007 Nokia Corporation. All rights reserved. |
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3 * |
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4 * Copyright (c) 1999 |
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5 * Silicon Graphics Computer Systems, Inc. |
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6 * |
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7 * Copyright (c) 1999 |
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8 * Boris Fomitchev |
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9 * |
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10 * This material is provided "as is", with absolutely no warranty expressed |
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11 * or implied. Any use is at your own risk. |
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12 * |
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13 * Permission to use or copy this software for any purpose is hereby granted |
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14 * without fee, provided the above notices are retained on all copies. |
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15 * Permission to modify the code and to distribute modified code is granted, |
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16 * provided the above notices are retained, and a notice that the code was |
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17 * modified is included with the above copyright notice. |
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18 * |
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19 */ |
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20 |
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21 |
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22 #ifndef _STLP_INTERNAL_OSTREAM_H |
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23 #define _STLP_INTERNAL_OSTREAM_H |
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24 |
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25 #ifndef _STLP_INTERNAL_IOS_H |
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26 # include <stl/_ios.h> // For basic_ios<>. Includes <iosfwd>. |
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27 #endif |
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28 |
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29 #ifndef _STLP_INTERNAL_OSTREAMBUF_ITERATOR_H |
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30 # include <stl/_ostreambuf_iterator.h> |
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31 #endif |
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32 |
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33 _STLP_BEGIN_NAMESPACE |
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34 |
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35 template <class _CharT, class _Traits, class _Number> |
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36 basic_ostream<_CharT, _Traits>& _STLP_CALL |
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37 _M_put_num(basic_ostream<_CharT, _Traits>& __os, _Number __x); |
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38 |
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39 # if defined (_STLP_USE_TEMPLATE_EXPORT) |
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40 template <class _CharT, class _Traits> |
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41 class _Osentry; |
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42 # endif |
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43 |
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44 template <class _CharT, class _Traits> |
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45 bool |
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46 _M_init(basic_ostream<_CharT, _Traits>& __str); |
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47 |
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48 //---------------------------------------------------------------------- |
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49 // class basic_ostream<> |
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50 |
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51 template <class _CharT, class _Traits> |
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52 class basic_ostream : virtual public basic_ios<_CharT, _Traits> |
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53 { |
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54 typedef basic_ostream<_CharT, _Traits> _Self; |
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55 |
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56 public: // Types |
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57 typedef _CharT char_type; |
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58 typedef typename _Traits::int_type int_type; |
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59 typedef typename _Traits::pos_type pos_type; |
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60 typedef typename _Traits::off_type off_type; |
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61 typedef _Traits traits_type; |
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62 typedef basic_ios<_CharT, _Traits> _Basic_ios; |
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63 |
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64 public: // Constructor and destructor. |
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65 _STLP_DECLSPEC explicit basic_ostream(basic_streambuf<_CharT, _Traits>* __buf); |
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66 _STLP_DECLSPEC ~basic_ostream(); |
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67 |
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68 public: // Hooks for manipulators. |
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69 typedef basic_ios<_CharT, _Traits>& (_STLP_CALL *__ios_fn)(basic_ios<_CharT, _Traits>&); |
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70 typedef ios_base& (_STLP_CALL *__ios_base_fn)(ios_base&); |
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71 typedef _Self& (_STLP_CALL *__ostream_fn)(_Self&); |
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72 _Self& operator<< (__ostream_fn __f) { return __f(*this); } |
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73 _Self & operator<< (__ios_base_fn __f) { __f(*this); return *this; } |
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74 _Self& operator<< (__ios_fn __ff) { __ff(*this); return *this; } |
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75 |
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76 private: |
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77 bool _M_copy_buffered(basic_streambuf<_CharT, _Traits>* __from, |
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78 basic_streambuf<_CharT, _Traits>* __to); |
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79 bool _M_copy_unbuffered(basic_streambuf<_CharT, _Traits>* __from, |
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80 basic_streambuf<_CharT, _Traits>* __to); |
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81 |
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82 public: |
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83 void _M_put_char(_CharT __c); |
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84 |
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85 void _M_put_nowiden(const _CharT* __s); |
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86 void _M_put_widen(const char* __s); |
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87 bool _M_put_widen_aux(const char* __s, streamsize __n); |
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88 |
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89 public: // Unformatted output. |
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90 _Self& put(char_type __c); |
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91 _Self& write(const char_type* __s, streamsize __n); |
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92 |
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93 public: // Formatted output. |
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94 // Formatted output from a streambuf. |
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95 _Self& operator<<(basic_streambuf<_CharT, _Traits>* __buf); |
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96 # ifndef _STLP_NO_FUNCTION_TMPL_PARTIAL_ORDER |
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97 // this is needed for compiling with option char = unsigned |
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98 _Self& operator<<(unsigned char __x) { _M_put_char(__x); return *this; } |
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99 # endif |
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100 #ifdef __SYMBIAN32__ |
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101 _Self& operator<<(short __x) |
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102 { |
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103 ios_base::fmtflags __fmtf = |
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104 ios_base::flags() & ios_base::basefield; |
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105 long __ly = (__fmtf == ios_base::oct || __fmtf == ios_base::hex) ? |
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106 (long)(unsigned short)(__x) : (long)__x; |
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107 return _M_put_num(*this, __ly); |
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108 } |
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109 _Self& operator<<(int __x) |
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110 { |
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111 ios_base::fmtflags __fmtf = |
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112 ios_base::flags() & ios_base::basefield; |
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113 long __ly = (__fmtf == ios_base::oct || __fmtf == ios_base::hex) ? |
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114 (long)(unsigned int)(__x) : (long)__x; |
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115 return _M_put_num(*this, __ly); |
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116 } |
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117 #else |
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118 _Self& operator<<(short __x) { return _M_put_num(*this, __x); } |
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119 _Self& operator<<(int __x) { return _M_put_num(*this, __x); } |
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120 #endif |
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121 _Self& operator<<(unsigned int __x) { return _M_put_num(*this, __STATIC_CAST(unsigned long,__x)); } |
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122 _Self& operator<<(unsigned short __x) { return _M_put_num(*this, __STATIC_CAST(unsigned long,__x)); } |
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123 _Self& operator<<(long __x) { return _M_put_num(*this, __x); } |
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124 _Self& operator<<(unsigned long __x) { return _M_put_num(*this, __x); } |
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125 #ifdef _STLP_LONG_LONG |
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126 _Self& operator<< (_STLP_LONG_LONG __x) { return _M_put_num(*this, __x); } |
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127 _Self& operator<< (unsigned _STLP_LONG_LONG __x) { return _M_put_num(*this, __x); } |
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128 #endif |
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129 _Self& operator<<(float __x) |
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130 { return _M_put_num(*this, __STATIC_CAST(double,__x)); } |
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131 _Self& operator<<(double __x) { return _M_put_num(*this, __x); } |
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132 # ifndef _STLP_NO_LONG_DOUBLE |
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133 _Self& operator<<(long double __x) { return _M_put_num(*this, __x); } |
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134 # endif |
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135 _Self& operator<<(const void* __x) { return _M_put_num(*this, __x); } |
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136 # ifndef _STLP_NO_BOOL |
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137 _Self& operator<<(bool __x) { return _M_put_num(*this, __x); } |
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138 # endif |
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139 |
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140 public: // Buffer positioning and manipulation. |
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141 _Self& flush() { |
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142 if (this->rdbuf()) |
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143 if (this->rdbuf()->pubsync() == -1) |
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144 this->setstate(ios_base::badbit); |
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145 return *this; |
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146 } |
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147 |
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148 pos_type tellp() { |
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149 return this->rdbuf() && !this->fail() |
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150 ? this->rdbuf()->pubseekoff(0, ios_base::cur, ios_base::out) |
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151 : pos_type(-1); |
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152 } |
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153 |
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154 _Self& seekp(pos_type __pos) { |
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155 if (this->rdbuf() && !this->fail()) |
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156 if( pos_type(off_type(-1)) == this->rdbuf()->pubseekpos(__pos, ios_base::out)) |
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157 this->setstate(ios_base::failbit); |
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158 return *this; |
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159 } |
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160 |
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161 _Self& seekp(off_type __off, ios_base::seekdir __dir) { |
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162 if (this->rdbuf() && !this->fail()) |
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163 if( pos_type(off_type(-1)) == this->rdbuf()->pubseekoff(__off, __dir, ios_base::out)) |
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164 this->setstate(ios_base::failbit); |
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165 return *this; |
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166 } |
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167 |
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168 #if defined (_STLP_USE_TEMPLATE_EXPORT) |
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169 // If we are using DLL specs, we have not to use inner classes |
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170 // end class declaration here |
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171 typedef _Osentry<_CharT, _Traits> sentry; |
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172 }; |
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173 # define sentry _Osentry |
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174 template <class _CharT, class _Traits> |
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175 class _Osentry { |
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176 typedef _Osentry<_CharT, _Traits> _Self; |
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177 # else |
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178 class sentry { |
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179 typedef sentry _Self; |
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180 # endif |
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181 private: |
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182 basic_ostream<_CharT, _Traits>& _M_str; |
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183 // basic_streambuf<_CharT, _Traits>* _M_buf; |
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184 bool _M_ok; |
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185 public: |
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186 explicit sentry(basic_ostream<_CharT, _Traits>& __str) |
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187 : _M_str(__str), /* _M_buf(__str.rdbuf()), */ _M_ok(_M_init(__str)) |
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188 { |
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189 } |
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190 |
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191 ~sentry() { |
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192 if (_M_str.flags() & ios_base::unitbuf) |
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193 # ifndef _STLP_INCOMPLETE_EXCEPTION_HEADER |
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194 if (!_STLP_VENDOR_EXCEPT_STD::uncaught_exception()) |
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195 # endif |
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196 _M_str.flush(); |
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197 } |
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198 |
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199 operator bool() const { return _M_ok; } |
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200 private: // Disable assignment and copy constructor. |
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201 sentry(const _Self& __s) : _M_str (__s._M_str) {}; |
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202 void operator=(const _Self&) {}; |
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203 }; |
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204 # if defined (_STLP_USE_TEMPLATE_EXPORT) |
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205 # undef sentry |
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206 # else |
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207 // close basic_ostream class definition here |
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208 }; |
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209 # endif |
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210 |
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211 # if defined (_STLP_USE_TEMPLATE_EXPORT) |
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212 _STLP_EXPORT_TEMPLATE_CLASS basic_ostream<char, char_traits<char> >; |
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213 _STLP_EXPORT_TEMPLATE_CLASS _Osentry<char, char_traits<char> >; |
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214 # if !defined (_STLP_NO_WCHAR_T) |
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215 _STLP_EXPORT_TEMPLATE_CLASS basic_ostream<wchar_t, char_traits<wchar_t> >; |
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216 _STLP_EXPORT_TEMPLATE_CLASS _Osentry<wchar_t, char_traits<wchar_t> >; |
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217 # endif |
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218 # endif /* _STLP_USE_TEMPLATE_EXPORT */ |
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219 |
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220 template <class _CharT, class _Traits> |
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221 inline basic_streambuf<_CharT, _Traits>* _STLP_CALL |
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222 _M_get_ostreambuf(basic_ostream<_CharT, _Traits>& __St) |
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223 { |
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224 return __St.rdbuf(); |
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225 } |
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226 |
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227 // Non-member functions. |
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228 |
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229 template <class _CharT, class _Traits> |
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230 inline basic_ostream<_CharT, _Traits>& _STLP_CALL |
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231 operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) { |
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232 __os._M_put_char(__c); |
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233 return __os; |
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234 } |
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235 |
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236 template <class _CharT, class _Traits> |
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237 inline basic_ostream<_CharT, _Traits>& _STLP_CALL |
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238 operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __s) { |
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239 #ifdef __SYMBIAN32__ |
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240 !__s ? __os.setstate(ios_base::badbit):__os._M_put_nowiden(__s); |
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241 #else |
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242 __os._M_put_nowiden(__s); |
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243 #endif |
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244 return __os; |
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245 } |
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246 |
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247 # ifdef _STLP_NO_FUNCTION_TMPL_PARTIAL_ORDER |
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248 // some specializations |
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249 |
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250 inline basic_ostream<char, char_traits<char> >& _STLP_CALL |
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251 operator<<(basic_ostream<char, char_traits<char> >& __os, char __c) { |
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252 __os._M_put_char(__c); |
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253 return __os; |
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254 } |
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255 |
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256 inline basic_ostream<char, char_traits<char> >& _STLP_CALL |
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257 operator<<(basic_ostream<char, char_traits<char> >& __os, signed char __c) { |
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258 __os._M_put_char(__c); |
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259 return __os; |
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260 } |
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261 |
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262 inline basic_ostream<char, char_traits<char> >& _STLP_CALL |
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263 operator<<(basic_ostream<char, char_traits<char> >& __os, unsigned char __c) { |
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264 __os._M_put_char(__c); |
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265 return __os; |
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266 } |
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267 |
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268 inline basic_ostream<char, char_traits<char> >& _STLP_CALL |
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269 operator<<(basic_ostream<char, char_traits<char> >& __os, const char* __s) { |
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270 #ifdef __SYMBIAN32__ |
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271 !__s ? __os.setstate(ios_base::badbit):__os._M_put_nowiden(__s); |
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272 #else |
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273 __os._M_put_nowiden(__s); |
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274 #endif |
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275 return __os; |
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276 } |
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277 |
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278 inline basic_ostream<char, char_traits<char> >& _STLP_CALL |
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279 operator<<(basic_ostream<char, char_traits<char> >& __os, const signed char* __s) { |
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280 #ifdef __SYMBIAN32__ |
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281 !__s ? __os.setstate(ios_base::badbit):__os._M_put_nowiden(__REINTERPRET_CAST(const char*,__s)); |
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282 #else |
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283 __os._M_put_nowiden(__REINTERPRET_CAST(const char*,__s)); |
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284 #endif |
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285 return __os; |
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286 } |
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287 |
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288 inline basic_ostream<char, char_traits<char> >& |
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289 operator<<(basic_ostream<char, char_traits<char> >& __os, const unsigned char* __s) { |
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290 #ifdef __SYMBIAN32__ |
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291 !__s ? __os.setstate(ios_base::badbit):__os._M_put_nowiden(__REINTERPRET_CAST(const char*,__s)); |
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292 #else |
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293 __os._M_put_nowiden(__REINTERPRET_CAST(const char*,__s)); |
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294 #endif |
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295 return __os; |
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296 } |
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297 |
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298 # else |
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299 |
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300 // also for compilers who might use that |
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301 template <class _CharT, class _Traits> |
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302 inline basic_ostream<_CharT, _Traits>& _STLP_CALL |
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303 operator<<(basic_ostream<_CharT, _Traits>& __os, char __c) { |
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304 __os._M_put_char(__os.widen(__c)); |
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305 return __os; |
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306 } |
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307 |
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308 template <class _Traits> |
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309 inline basic_ostream<char, _Traits>& _STLP_CALL |
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310 operator<<(basic_ostream<char, _Traits>& __os, char __c) { |
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311 __os._M_put_char(__c); |
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312 return __os; |
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313 } |
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314 |
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315 template <class _Traits> |
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316 inline basic_ostream<char, _Traits>& _STLP_CALL |
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317 operator<<(basic_ostream<char, _Traits>& __os, signed char __c) { |
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318 __os._M_put_char(__c); |
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319 return __os; |
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320 } |
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321 |
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322 template <class _Traits> |
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323 inline basic_ostream<char, _Traits>& _STLP_CALL |
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324 operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) { |
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325 __os._M_put_char(__c); |
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326 return __os; |
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327 } |
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328 |
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329 template <class _CharT, class _Traits> |
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330 inline basic_ostream<_CharT, _Traits>& _STLP_CALL |
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331 operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __s) { |
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332 #ifdef __SYMBIAN32__ |
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333 !__s ? __os.setstate(ios_base::badbit):__os._M_put_widen(__s); |
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334 #else |
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335 __os._M_put_widen(__s); |
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336 #endif |
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337 return __os; |
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338 } |
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339 |
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340 template <class _Traits> |
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341 inline basic_ostream<char, _Traits>& _STLP_CALL |
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342 operator<<(basic_ostream<char, _Traits>& __os, const char* __s) { |
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343 #ifdef __SYMBIAN32__ |
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344 !__s ? __os.setstate(ios_base::badbit):__os._M_put_nowiden(__s); |
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345 #else |
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346 __os._M_put_nowiden(__s); |
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347 #endif |
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348 return __os; |
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349 } |
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350 |
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351 template <class _Traits> |
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352 inline basic_ostream<char, _Traits>& _STLP_CALL |
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353 operator<<(basic_ostream<char, _Traits>& __os, const signed char* __s) { |
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354 #ifdef __SYMBIAN32__ |
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355 !__s ? __os.setstate(ios_base::badbit):__os._M_put_nowiden(__REINTERPRET_CAST(const char*,__s)); |
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356 #else |
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357 __os._M_put_nowiden(__REINTERPRET_CAST(const char*,__s)); |
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358 #endif |
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359 return __os; |
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360 } |
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361 |
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362 template <class _Traits> |
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363 inline basic_ostream<char, _Traits>& |
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364 operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __s) { |
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365 #ifdef __SYMBIAN32__ |
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366 !__s ? __os.setstate(ios_base::badbit):__os._M_put_nowiden(__REINTERPRET_CAST(const char*,__s)); |
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367 #else |
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368 __os._M_put_nowiden(__REINTERPRET_CAST(const char*,__s)); |
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369 #endif |
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370 return __os; |
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371 } |
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372 # endif /* _STLP_NO_FUNCTION_TMPL_PARTIAL_ORDER */ |
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373 |
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374 //---------------------------------------------------------------------- |
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375 // basic_ostream manipulators. |
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376 |
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377 template <class _CharT, class _Traits> |
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378 inline basic_ostream<_CharT, _Traits>& _STLP_CALL |
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379 endl(basic_ostream<_CharT, _Traits>& __os) { |
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380 __os.put(__os.widen('\n')); |
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381 __os.flush(); |
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382 return __os; |
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383 } |
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384 |
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385 template <class _CharT, class _Traits> |
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386 inline basic_ostream<_CharT, _Traits>& _STLP_CALL |
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387 ends(basic_ostream<_CharT, _Traits>& __os) { |
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388 __os.put(_STLP_DEFAULT_CONSTRUCTED(_CharT)); |
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389 return __os; |
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390 } |
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391 |
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392 template <class _CharT, class _Traits> |
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393 inline basic_ostream<_CharT, _Traits>& _STLP_CALL |
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394 flush(basic_ostream<_CharT, _Traits>& __os) { |
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395 __os.flush(); |
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396 return __os; |
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397 } |
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398 |
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399 _STLP_END_NAMESPACE |
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400 |
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401 # undef _STLP_MANIP_INLINE |
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402 |
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403 #if defined (_STLP_EXPOSE_STREAM_IMPLEMENTATION) && !defined (_STLP_LINK_TIME_INSTANTIATION) |
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404 # include <stl/_ostream.c> |
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405 # endif |
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406 |
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407 #endif /* _STLP_INTERNAL_OSTREAM_H */ |
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408 |
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409 // Local Variables: |
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410 // mode:C++ |
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411 // End: |