diff options
Diffstat (limited to 'libstdc++-v3/include/std/std_ostream.h')
| -rw-r--r-- | libstdc++-v3/include/std/std_ostream.h | 50 |
1 files changed, 44 insertions, 6 deletions
diff --git a/libstdc++-v3/include/std/std_ostream.h b/libstdc++-v3/include/std/std_ostream.h index 23a19c98d32..6b4d389ac1f 100644 --- a/libstdc++-v3/include/std/std_ostream.h +++ b/libstdc++-v3/include/std/std_ostream.h @@ -92,6 +92,11 @@ _GLIBCXX_BEGIN_NAMESPACE(std) friend basic_ostream<_CharT2, _Traits2>& operator<<(basic_ostream<_CharT2, _Traits2>&, const char*); + template<typename _CharT2, typename _Traits2, typename _Alloc> + friend basic_ostream<_CharT2, _Traits2>& + operator<<(basic_ostream<_CharT2, _Traits2>&, + const basic_string<_CharT2, _Traits2, _Alloc>&); + // [27.6.2.2] constructor/destructor /** * @brief Base constructor. @@ -288,11 +293,25 @@ _GLIBCXX_BEGIN_NAMESPACE(std) void _M_write(const char_type* __s, streamsize __n) { - streamsize __put = this->rdbuf()->sputn(__s, __n); + const streamsize __put = this->rdbuf()->sputn(__s, __n); if (__put != __n) this->setstate(ios_base::badbit); } + void + _M_write(char_type __c, streamsize __n) + { + for (; __n > 0; --__n) + { + const int_type __put = this->rdbuf()->sputc(__c); + if (traits_type::eq_int_type(__put, traits_type::eof())) + { + this->setstate(ios_base::badbit); + break; + } + } + } + /** * @brief Character string insertion. * @param s The array to insert. @@ -366,6 +385,9 @@ _GLIBCXX_BEGIN_NAMESPACE(std) template<typename _ValueT> __ostream_type& _M_insert(_ValueT __v); + + __ostream_type& + _M_insert(const char_type* __s, streamsize __n); }; /** @@ -448,7 +470,8 @@ _GLIBCXX_BEGIN_NAMESPACE(std) */ template<typename _CharT, typename _Traits> basic_ostream<_CharT, _Traits>& - operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c); + operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c) + { return __out._M_insert(&__c, 1); } template<typename _CharT, typename _Traits> basic_ostream<_CharT, _Traits>& @@ -458,7 +481,8 @@ _GLIBCXX_BEGIN_NAMESPACE(std) // Specialization template <class _Traits> basic_ostream<char, _Traits>& - operator<<(basic_ostream<char, _Traits>& __out, char __c); + operator<<(basic_ostream<char, _Traits>& __out, char __c) + { return __out._M_insert(&__c, 1); } // Signed and unsigned template<class _Traits> @@ -488,7 +512,14 @@ _GLIBCXX_BEGIN_NAMESPACE(std) */ template<typename _CharT, typename _Traits> basic_ostream<_CharT, _Traits>& - operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s); + operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s) + { + if (!__s) + __out.setstate(ios_base::badbit); + else + __out._M_insert(__s, static_cast<streamsize>(_Traits::length(__s))); + return __out; + } template<typename _CharT, typename _Traits> basic_ostream<_CharT, _Traits> & @@ -497,8 +528,15 @@ _GLIBCXX_BEGIN_NAMESPACE(std) // Partial specializationss template<class _Traits> basic_ostream<char, _Traits>& - operator<<(basic_ostream<char, _Traits>& __out, const char* __s); - + operator<<(basic_ostream<char, _Traits>& __out, const char* __s) + { + if (!__s) + __out.setstate(ios_base::badbit); + else + __out._M_insert(__s, static_cast<streamsize>(_Traits::length(__s))); + return __out; + } + // Signed and unsigned template<class _Traits> basic_ostream<char, _Traits>& |
