Mercurial > octave
annotate libinterp/corefcn/oct-stdstrm.h @ 25438:cb1606f78f6b
prefer <istream>, <ostream>, or <iosfwd> to <iostream> where possible
Using <iostream> brings with it a static initializer for the std::cin,
std::cout, and std::cerr streams. In most cases they are not needed
and should be avoided if possible.
Files affected:
build-aux/mk-opts.pl
libgui/qterminal/libqterminal/win32/QWinTerminalImpl.cpp
libinterp/corefcn/__dsearchn__.cc
libinterp/corefcn/c-file-ptr-stream.cc
libinterp/corefcn/c-file-ptr-stream.h
libinterp/corefcn/daspk.cc
libinterp/corefcn/dasrt.cc
libinterp/corefcn/dassl.cc
libinterp/corefcn/defaults.cc
libinterp/corefcn/defun.cc
libinterp/corefcn/file-io.cc
libinterp/corefcn/ft-text-renderer.cc
libinterp/corefcn/gl-render.cc
libinterp/corefcn/help.cc
libinterp/corefcn/ls-ascii-helper.cc
libinterp/corefcn/ls-hdf5.cc
libinterp/corefcn/ls-hdf5.h
libinterp/corefcn/ls-mat-ascii.cc
libinterp/corefcn/ls-mat4.cc
libinterp/corefcn/ls-mat5.cc
libinterp/corefcn/ls-oct-binary.cc
libinterp/corefcn/ls-oct-text.cc
libinterp/corefcn/lsode.cc
libinterp/corefcn/oct-iostrm.cc
libinterp/corefcn/oct-procbuf.cc
libinterp/corefcn/oct-stdstrm.h
libinterp/corefcn/procstream.cc
libinterp/corefcn/procstream.h
libinterp/corefcn/quad.cc
libinterp/corefcn/symscope.h
libinterp/corefcn/symtab.h
libinterp/corefcn/toplev.cc
libinterp/corefcn/urlwrite.cc
libinterp/corefcn/utils.cc
libinterp/corefcn/zfstream.cc
libinterp/dldfcn/__ode15__.cc
libinterp/dldfcn/convhulln.cc
libinterp/octave-value/ov-base-diag.cc
libinterp/octave-value/ov-base-int.cc
libinterp/octave-value/ov-base-mat.cc
libinterp/octave-value/ov-base-scalar.cc
libinterp/octave-value/ov-base-sparse.cc
libinterp/octave-value/ov-base.cc
libinterp/octave-value/ov-bool-mat.cc
libinterp/octave-value/ov-bool-sparse.cc
libinterp/octave-value/ov-bool.cc
libinterp/octave-value/ov-cell.cc
libinterp/octave-value/ov-ch-mat.cc
libinterp/octave-value/ov-class.cc
libinterp/octave-value/ov-colon.cc
libinterp/octave-value/ov-complex.cc
libinterp/octave-value/ov-cs-list.cc
libinterp/octave-value/ov-cx-mat.cc
libinterp/octave-value/ov-cx-sparse.cc
libinterp/octave-value/ov-fcn-handle.cc
libinterp/octave-value/ov-fcn-inline.cc
libinterp/octave-value/ov-float.cc
libinterp/octave-value/ov-flt-complex.cc
libinterp/octave-value/ov-flt-cx-mat.cc
libinterp/octave-value/ov-flt-re-mat.cc
libinterp/octave-value/ov-int16.cc
libinterp/octave-value/ov-int32.cc
libinterp/octave-value/ov-int64.cc
libinterp/octave-value/ov-int8.cc
libinterp/octave-value/ov-java.cc
libinterp/octave-value/ov-range.cc
libinterp/octave-value/ov-re-mat.cc
libinterp/octave-value/ov-re-sparse.cc
libinterp/octave-value/ov-scalar.cc
libinterp/octave-value/ov-str-mat.cc
libinterp/octave-value/ov-struct.cc
libinterp/octave-value/ov-typeinfo.cc
libinterp/octave-value/ov-uint16.cc
libinterp/octave-value/ov-uint32.cc
libinterp/octave-value/ov-uint64.cc
libinterp/octave-value/ov-uint8.cc
libinterp/octave.cc
libinterp/parse-tree/bp-table.cc
libinterp/parse-tree/lex.h
libinterp/parse-tree/profiler.cc
libinterp/parse-tree/pt-arg-list.cc
libinterp/parse-tree/pt-array-list.cc
libinterp/parse-tree/pt-assign.cc
libinterp/parse-tree/pt-cell.cc
libinterp/parse-tree/pt-const.cc
libinterp/parse-tree/pt-eval.cc
libinterp/parse-tree/pt-exp.cc
libinterp/parse-tree/pt-fcn-handle.cc
libinterp/parse-tree/pt-jit.cc
libinterp/parse-tree/pt-pr-code.cc
libinterp/parse-tree/pt-tm-const.cc
libinterp/parse-tree/pt.cc
liboctave/array/Array.cc
liboctave/array/CColVector.cc
liboctave/array/CDiagMatrix.cc
liboctave/array/CMatrix.cc
liboctave/array/CNDArray.cc
liboctave/array/CRowVector.cc
liboctave/array/CSparse.cc
liboctave/array/DiagArray2.cc
liboctave/array/MArray.cc
liboctave/array/Range.cc
liboctave/array/Sparse.cc
liboctave/array/boolMatrix.cc
liboctave/array/boolSparse.cc
liboctave/array/chMatrix.cc
liboctave/array/dColVector.cc
liboctave/array/dDiagMatrix.cc
liboctave/array/dMatrix.cc
liboctave/array/dNDArray.cc
liboctave/array/dRowVector.cc
liboctave/array/dSparse.cc
liboctave/array/fCColVector.cc
liboctave/array/fCDiagMatrix.cc
liboctave/array/fCMatrix.cc
liboctave/array/fCNDArray.cc
liboctave/array/fCRowVector.cc
liboctave/array/fColVector.cc
liboctave/array/fDiagMatrix.cc
liboctave/array/fMatrix.cc
liboctave/array/fNDArray.cc
liboctave/array/fRowVector.cc
liboctave/array/idx-vector.cc
liboctave/numeric/CollocWt.cc
liboctave/numeric/eigs-base.cc
liboctave/system/file-ops.cc
liboctave/system/oct-time.cc
liboctave/util/cmd-hist.cc
liboctave/util/data-conv.cc
liboctave/util/data-conv.h
liboctave/util/file-info.cc
liboctave/util/lo-utils.cc
liboctave/util/lo-utils.h
liboctave/util/quit.cc
liboctave/util/str-vec.cc
liboctave/util/url-transfer.cc
liboctave/util/url-transfer.h
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 07 Jun 2018 10:11:54 -0400 |
parents | 6652d3823428 |
children | 00f796120a6d |
rev | line source |
---|---|
2081 | 1 /* |
2 | |
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3 Copyright (C) 1996-2018 John W. Eaton |
2081 | 4 |
5 This file is part of Octave. | |
6 | |
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7 Octave is free software: you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by |
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9 the Free Software Foundation, either version 3 of the License, or |
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10 (at your option) any later version. |
2081 | 11 |
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12 Octave is distributed in the hope that it will be useful, but |
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13 WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 GNU General Public License for more details. |
2081 | 16 |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
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19 <https://www.gnu.org/licenses/>. |
2081 | 20 |
21 */ | |
22 | |
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23 #if ! defined (octave_oct_stdstrm_h) |
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24 #define octave_oct_stdstrm_h 1 |
2081 | 25 |
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26 #include "octave-config.h" |
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27 |
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28 #include <iomanip> |
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29 |
2081 | 30 #include "oct-stream.h" |
3630 | 31 #include "c-file-ptr-stream.h" |
2081 | 32 |
5325 | 33 template <typename BUF_T, typename STREAM_T, typename FILE_T> |
2081 | 34 class |
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35 octave_tstdiostream : public octave::base_stream |
2081 | 36 { |
37 public: | |
38 | |
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39 octave_tstdiostream (const std::string& n, FILE_T f = 0, int fid = 0, |
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40 std::ios::openmode m = std::ios::in | std::ios::out, |
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41 octave::mach_info::float_format ff |
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42 = octave::mach_info::native_float_format (), |
10313 | 43 typename BUF_T::close_fcn cf = BUF_T::file_close) |
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44 : octave::base_stream (m, ff), nm (n), md (m), |
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45 s (f ? new STREAM_T (f, cf) : nullptr), fnum (fid) |
5325 | 46 { } |
4327 | 47 |
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48 // No copying! |
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49 |
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50 octave_tstdiostream (const octave_tstdiostream&) = delete; |
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51 |
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52 octave_tstdiostream& operator = (const octave_tstdiostream&) = delete; |
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53 |
2081 | 54 // Position a stream at OFFSET relative to ORIGIN. |
55 | |
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56 int seek (off_t offset, int origin) |
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57 { return s ? s->seek (offset, origin) : -1; } |
2081 | 58 |
59 // Return current stream position. | |
60 | |
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61 off_t tell (void) { return s ? s->tell () : -1; } |
2081 | 62 |
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63 // Return nonzero if EOF has been reached on this stream. |
4327 | 64 |
65 bool eof (void) const { return s ? s->eof () : true; } | |
66 | |
2081 | 67 // The name of the file. |
68 | |
3523 | 69 std::string name (void) const { return nm; } |
2081 | 70 |
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71 std::istream * input_stream (void) { return (md & std::ios::in) ? s : nullptr; } |
2081 | 72 |
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73 std::ostream * output_stream (void) { return (md & std::ios::out) ? s : nullptr; } |
4326 | 74 |
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75 // FIXME: should not have to cast away const here. |
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76 BUF_T * rdbuf (void) const |
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77 { return s ? (const_cast<STREAM_T *> (s))->rdbuf () : nullptr; } |
4326 | 78 |
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79 int file_number (void) const { return fnum; } |
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80 |
4326 | 81 bool bad (void) const { return s ? s->bad () : true; } |
82 | |
4327 | 83 void clear (void) { if (s) s->clear (); } |
4326 | 84 |
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85 void do_close (void) { if (s) s->stream_close (); } |
4326 | 86 |
87 protected: | |
88 | |
4327 | 89 std::string nm; |
90 | |
91 std::ios::openmode md; | |
92 | |
5325 | 93 STREAM_T *s; |
4326 | 94 |
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95 // The file number associated with this file. |
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96 int fnum; |
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97 |
5325 | 98 ~octave_tstdiostream (void) { delete s; } |
99 }; | |
4326 | 100 |
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101 class |
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102 octave_stdiostream |
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103 : public octave_tstdiostream<c_file_ptr_buf, io_c_file_ptr_stream, FILE *> |
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104 { |
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105 public: |
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106 |
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107 octave_stdiostream (const std::string& n, FILE *f = nullptr, |
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108 std::ios::openmode m = std::ios::in | std::ios::out, |
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109 octave::mach_info::float_format ff |
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110 = octave::mach_info::native_float_format (), |
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111 c_file_ptr_buf::close_fcn cf = c_file_ptr_buf::file_close) |
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112 : octave_tstdiostream<c_file_ptr_buf, io_c_file_ptr_stream, FILE *> |
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113 (n, f, f ? fileno (f) : -1, m, ff, cf) { } |
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114 |
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115 static octave::stream |
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116 create (const std::string& n, FILE *f = nullptr, |
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117 std::ios::openmode m = std::ios::in | std::ios::out, |
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118 octave::mach_info::float_format ff |
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119 = octave::mach_info::native_float_format (), |
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120 c_file_ptr_buf::close_fcn cf = c_file_ptr_buf::file_close) |
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121 { |
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122 return octave::stream (new octave_stdiostream (n, f, m, ff, cf)); |
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123 } |
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124 |
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125 // No copying! |
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126 |
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127 octave_stdiostream (const octave_stdiostream&) = delete; |
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128 |
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129 octave_stdiostream& operator = (const octave_stdiostream&) = delete; |
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130 |
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131 protected: |
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132 |
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133 ~octave_stdiostream (void) = default; |
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134 }; |
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136 #if defined (HAVE_ZLIB) |
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138 class |
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139 octave_zstdiostream |
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140 : public octave_tstdiostream<c_zfile_ptr_buf, io_c_zfile_ptr_stream, gzFile> |
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141 { |
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142 public: |
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143 |
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144 octave_zstdiostream (const std::string& n, gzFile f = nullptr, int fid = 0, |
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145 std::ios::openmode m = std::ios::in | std::ios::out, |
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146 octave::mach_info::float_format ff |
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147 = octave::mach_info::native_float_format (), |
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148 c_zfile_ptr_buf::close_fcn cf |
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149 = c_zfile_ptr_buf::file_close) |
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150 : octave_tstdiostream<c_zfile_ptr_buf, io_c_zfile_ptr_stream, gzFile> |
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151 (n, f, fid, m, ff, cf) { } |
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152 |
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153 static octave::stream |
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154 create (const std::string& n, gzFile f = nullptr, int fid = 0, |
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155 std::ios::openmode m = std::ios::in | std::ios::out, |
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156 octave::mach_info::float_format ff |
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157 = octave::mach_info::native_float_format (), |
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158 c_zfile_ptr_buf::close_fcn cf = c_zfile_ptr_buf::file_close) |
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159 { |
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160 return octave::stream (new octave_zstdiostream (n, f, fid, m, ff, cf)); |
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161 } |
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162 |
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163 // No copying! |
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164 |
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165 octave_zstdiostream (const octave_zstdiostream&) = delete; |
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166 |
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167 octave_zstdiostream& operator = (const octave_zstdiostream&) = delete; |
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168 |
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169 protected: |
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170 |
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171 ~octave_zstdiostream (void) = default; |
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172 }; |
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174 #endif | |
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2081 | 176 #endif |