Gecko [ 0.0.0.0 ]

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backward	[ DIR ]	drwxr-xr-x
bits	[ DIR ]	drwxr-xr-x
debug	[ DIR ]	drwxr-xr-x
decimal	[ DIR ]	drwxr-xr-x
experimental	[ DIR ]	drwxr-xr-x
ext	[ DIR ]	drwxr-xr-x
parallel	[ DIR ]	drwxr-xr-x
pstl	[ DIR ]	drwxr-xr-x
tr1	[ DIR ]	drwxr-xr-x
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algorithm	3.31 KB	-rw-r--r--
any	18.71 KB	-rw-r--r--
array	15.4 KB	-rw-r--r--
atomic	51.16 KB	-rw-r--r--
barrier	7.87 KB	-rw-r--r--
bit	14 KB	-rw-r--r--
bitset	49.19 KB	-rw-r--r--
cassert	1.61 KB	-rw-r--r--
ccomplex	1.3 KB	-rw-r--r--
cctype	2.34 KB	-rw-r--r--
cerrno	1.73 KB	-rw-r--r--
cfenv	2 KB	-rw-r--r--
cfloat	1.84 KB	-rw-r--r--
charconv	29.13 KB	-rw-r--r--
chrono	94.45 KB	-rw-r--r--
cinttypes	2.09 KB	-rw-r--r--
ciso646	1.43 KB	-rw-r--r--
climits	1.87 KB	-rw-r--r--
clocale	1.86 KB	-rw-r--r--
cmath	94.84 KB	-rw-r--r--
codecvt	5.15 KB	-rw-r--r--
compare	37.25 KB	-rw-r--r--
complex	74.84 KB	-rw-r--r--
complex.h	1.56 KB	-rw-r--r--
concepts	12.72 KB	-rw-r--r--
condition_variable	12.59 KB	-rw-r--r--
coroutine	9.39 KB	-rw-r--r--
csetjmp	1.9 KB	-rw-r--r--
csignal	1.81 KB	-rw-r--r--
cstdalign	1.37 KB	-rw-r--r--
cstdarg	1.82 KB	-rw-r--r--
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cstddef	6.54 KB	-rw-r--r--
cstdint	3.75 KB	-rw-r--r--
cstdio	4.33 KB	-rw-r--r--
cstdlib	6.76 KB	-rw-r--r--
cstring	3.17 KB	-rw-r--r--
ctgmath	1.33 KB	-rw-r--r--
ctime	2.24 KB	-rw-r--r--
cuchar	2.84 KB	-rw-r--r--
cwchar	6.39 KB	-rw-r--r--
cwctype	2.73 KB	-rw-r--r--
cxxabi.h	21.77 KB	-rw-r--r--
deque	4.56 KB	-rw-r--r--
exception	5.31 KB	-rw-r--r--
execution	1.87 KB	-rw-r--r--
expected	49.81 KB	-rw-r--r--
fenv.h	1.96 KB	-rw-r--r--
filesystem	1.72 KB	-rw-r--r--
format	128.31 KB	-rw-r--r--
forward_list	2.91 KB	-rw-r--r--
fstream	41.58 KB	-rw-r--r--
functional	47.31 KB	-rw-r--r--
future	52.04 KB	-rw-r--r--
generator	22.16 KB	-rw-r--r--
initializer_list	2.93 KB	-rw-r--r--
iomanip	16.4 KB	-rw-r--r--
ios	1.67 KB	-rw-r--r--
iosfwd	8.21 KB	-rw-r--r--
iostream	3.02 KB	-rw-r--r--
istream	35.62 KB	-rw-r--r--
iterator	3.02 KB	-rw-r--r--
latch	2.7 KB	-rw-r--r--
limits	82.01 KB	-rw-r--r--
list	3.86 KB	-rw-r--r--
locale	1.5 KB	-rw-r--r--
map	4.37 KB	-rw-r--r--
math.h	4.47 KB	-rw-r--r--
memory	5.26 KB	-rw-r--r--
memory_resource	14.15 KB	-rw-r--r--
mutex	26.99 KB	-rw-r--r--
new	8.48 KB	-rw-r--r--
numbers	6.93 KB	-rw-r--r--
numeric	25.5 KB	-rw-r--r--
optional	44.03 KB	-rw-r--r--
ostream	30.54 KB	-rw-r--r--
print	4.73 KB	-rw-r--r--
queue	2.54 KB	-rw-r--r--
random	1.63 KB	-rw-r--r--
ranges	271.85 KB	-rw-r--r--
ratio	22.26 KB	-rw-r--r--
regex	3.16 KB	-rw-r--r--
scoped_allocator	17.41 KB	-rw-r--r--
semaphore	3.04 KB	-rw-r--r--
set	4.16 KB	-rw-r--r--
shared_mutex	24.6 KB	-rw-r--r--
source_location	2.7 KB	-rw-r--r--
span	14.12 KB	-rw-r--r--
spanstream	12.2 KB	-rw-r--r--
sstream	38.83 KB	-rw-r--r--
stack	2.46 KB	-rw-r--r--
stacktrace	21.21 KB	-rw-r--r--
stdatomic.h	4.02 KB	-rw-r--r--
stdexcept	9.65 KB	-rw-r--r--
stdfloat	1.72 KB	-rw-r--r--
stdlib.h	2.25 KB	-rw-r--r--
stop_token	15.72 KB	-rw-r--r--
streambuf	29.24 KB	-rw-r--r--
string	4.23 KB	-rw-r--r--
string_view	27.52 KB	-rw-r--r--
syncstream	8.18 KB	-rw-r--r--
system_error	17.96 KB	-rw-r--r--
text_encoding	16.26 KB	-rw-r--r--
tgmath.h	1.33 KB	-rw-r--r--
thread	9.77 KB	-rw-r--r--
tuple	99.71 KB	-rw-r--r--
type_traits	118.17 KB	-rw-r--r--
typeindex	3.43 KB	-rw-r--r--
typeinfo	8.1 KB	-rw-r--r--
unordered_map	3.69 KB	-rw-r--r--
unordered_set	3.48 KB	-rw-r--r--
utility	7.38 KB	-rw-r--r--
valarray	40.2 KB	-rw-r--r--
variant	64.81 KB	-rw-r--r--
vector	4.98 KB	-rw-r--r--
version	1.42 KB	-rw-r--r--

Code Editor : print

// <print> Print functions -*- C++ -*-

// Copyright The GNU Toolchain Authors.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library 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.

// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
// <http://www.gnu.org/licenses/>.

/** @file include/print
 *  This is a Standard C++ Library header.
 */

#ifndef _GLIBCXX_PRINT
#define _GLIBCXX_PRINT 1

#pragma GCC system_header

#include <bits/requires_hosted.h> // for std::format

#define __glibcxx_want_print
#include <bits/version.h>

#ifdef __cpp_lib_print // C++ >= 23

#include <format>
#include <cstdio>
#include <cerrno>
#include <bits/functexcept.h>

#ifdef _WIN32
# include <system_error>
#endif

namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION

inline void
  vprint_nonunicode(FILE* __stream, string_view __fmt, format_args __args)
  {
    __format::_Str_sink<char> __buf;
    std::vformat_to(__buf.out(), __fmt, __args);
    auto __out = __buf.view();
    if (std::fwrite(__out.data(), 1, __out.size(), __stream) != __out.size())
      __throw_system_error(EIO);
  }

inline void
  vprint_unicode(FILE* __stream, string_view __fmt, format_args __args)
  {
#if !defined(_WIN32) || defined(__CYGWIN__)
    // For most targets we don't need to do anything special to write
    // Unicode to a terminal.
    std::vprint_nonunicode(__stream, __fmt, __args);
#else
    __format::_Str_sink<char> __buf;
    std::vformat_to(__buf.out(), __fmt, __args);
    auto __out = __buf.view();

void* __open_terminal(FILE*);
    error_code __write_to_terminal(void*, span<char>);
    // If stream refers to a terminal, write a native Unicode string to it.
    if (auto __term = __open_terminal(__stream))
      {
	string __out = std::vformat(__fmt, __args);
	error_code __e;
	if (!std::fflush(__stream))
	  {
	    __e = __write_to_terminal(__term, __out);
	    if (!__e)
	      return;
	    if (__e == std::make_error_code(errc::illegal_byte_sequence))
	      return;
	  }
	else
	  __e = error_code(errno, generic_category());
	_GLIBCXX_THROW_OR_ABORT(system_error(__e, "std::vprint_unicode"));
      }

// Otherwise just write the string to the file as vprint_nonunicode does.
    if (std::fwrite(__out.data(), 1, __out.size(), __stream) != __out.size())
      __throw_system_error(EIO);
#endif
  }

template<typename... _Args>
    inline void
    print(FILE* __stream, format_string<_Args...> __fmt, _Args&&... __args)
    {
      auto __fmtargs = std::make_format_args(__args...);
      if constexpr (__unicode::__literal_encoding_is_utf8())
	std::vprint_unicode(__stream, __fmt.get(), __fmtargs);
      else
	std::vprint_nonunicode(__stream, __fmt.get(), __fmtargs);
    }

template<typename... _Args>
    inline void
    print(format_string<_Args...> __fmt, _Args&&... __args)
    { std::print(stdout, __fmt, std::forward<_Args>(__args)...); }

template<typename... _Args>
    inline void
    println(FILE* __stream, format_string<_Args...> __fmt, _Args&&... __args)
    {
      std::print(__stream, "{}\n",
		 std::format(__fmt, std::forward<_Args>(__args)...));
    }

template<typename... _Args>
    inline void
    println(format_string<_Args...> __fmt, _Args&&... __args)
    { std::println(stdout, __fmt, std::forward<_Args>(__args)...); }

inline void
  vprint_unicode(string_view __fmt, format_args __args)
  { std::vprint_unicode(stdout, __fmt, __args); }

inline void
  vprint_nonunicode(string_view __fmt, format_args __args)
  { std::vprint_nonunicode(stdout, __fmt, __args); }

// Defined for C++26, supported as an extension to C++23.
  inline void println(FILE* __stream)
  {
#if defined(_WIN32) && !defined(__CYGWIN__)
    if constexpr (__unicode::__literal_encoding_is_utf8())
      std::vprint_unicode(__stream, "\n", std::make_format_args());
    else
#endif
      if (std::putc('\n', __stream) == EOF)
	__throw_system_error(EIO);
  }

inline void println() { std::println(stdout); }

_GLIBCXX_END_NAMESPACE_VERSION
} // namespace std
#endif // __cpp_lib_print
#endif // _GLIBCXX_PRINT

${this.title}

Code Editor : print