+++ /dev/null
-/*
- * 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_OSTREAM_C
-#define _STLP_OSTREAM_C
-
-#ifndef _STLP_INTERNAL_OSTREAM_H
-# include <stl/_ostream.h>
-#endif
-
-#if !defined (_STLP_INTERNAL_NUM_PUT_H)
-# include <stl/_num_put.h> // For basic_streambuf and iterators
-#endif
-
-_STLP_BEGIN_NAMESPACE
-
-//----------------------------------------------------------------------
-// Definitions of non-inline member functions.
-
-// Constructor, destructor
-
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>::basic_ostream(basic_streambuf<_CharT, _Traits>* __buf)
- : basic_ios<_CharT, _Traits>() {
- this->init(__buf);
-}
-
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>::~basic_ostream()
-{}
-
-// Output directly from a streambuf.
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>&
-basic_ostream<_CharT, _Traits>::operator<<(basic_streambuf<_CharT, _Traits>* __from) {
- sentry __sentry(*this);
- if (__sentry) {
- if (__from) {
- bool __any_inserted = __from->gptr() != __from->egptr()
- ? this->_M_copy_buffered(__from, this->rdbuf())
- : this->_M_copy_unbuffered(__from, this->rdbuf());
- if (!__any_inserted)
- this->setstate(ios_base::failbit);
- }
- else
- this->setstate(ios_base::badbit);
- }
-
- return *this;
-}
-
-// Helper functions for the streambuf version of operator<<. The
-// exception-handling code is complicated because exceptions thrown
-// while extracting characters are treated differently than exceptions
-// thrown while inserting characters.
-
-template <class _CharT, class _Traits>
-bool basic_ostream<_CharT, _Traits>
- ::_M_copy_buffered(basic_streambuf<_CharT, _Traits>* __from,
- basic_streambuf<_CharT, _Traits>* __to) {
- bool __any_inserted = false;
-
- while (__from->egptr() != __from->gptr()) {
- const ptrdiff_t __avail = __from->egptr() - __from->gptr();
-
- streamsize __nwritten;
- _STLP_TRY {
- __nwritten = __to->sputn(__from->gptr(), __avail);
- __from->gbump((int)__nwritten);
- }
- _STLP_CATCH_ALL {
- this->_M_handle_exception(ios_base::badbit);
- return __any_inserted;
- }
-
- if (__nwritten == __avail) {
- _STLP_TRY {
- if (this->_S_eof(__from->sgetc()))
- return true;
- else
- __any_inserted = true;
- }
- _STLP_CATCH_ALL {
- this->_M_handle_exception(ios_base::failbit);
- return false;
- }
- }
- else if (__nwritten != 0)
- return true;
- else
- return __any_inserted;
- }
-
- // No characters are in the buffer, but we aren't at EOF. Switch to
- // unbuffered mode.
- return __any_inserted || this->_M_copy_unbuffered(__from, __to);
-}
-
-/*
- * Helper struct (guard) to put back a character in a streambuf
- * whenever an exception or an eof occur.
- */
-template <class _CharT, class _Traits>
-struct _SPutBackC {
- typedef basic_streambuf<_CharT, _Traits> _StreamBuf;
- typedef typename _StreamBuf::int_type int_type;
- _SPutBackC(_StreamBuf *pfrom)
- : __pfrom(pfrom), __c(0), __do_guard(false) {}
- ~_SPutBackC() {
- if (__do_guard) {
- __pfrom->sputbackc(_Traits::to_char_type(__c));
- }
- }
-
- void guard(int_type c) {
- __c = c;
- __do_guard = true;
- }
- void release() {
- __do_guard = false;
- }
-
-private:
- _StreamBuf *__pfrom;
- int_type __c;
- bool __do_guard;
-};
-
-template <class _CharT, class _Traits>
-bool basic_ostream<_CharT, _Traits>
- ::_M_copy_unbuffered(basic_streambuf<_CharT, _Traits>* __from,
- basic_streambuf<_CharT, _Traits>* __to) {
- typedef _SPutBackC<_CharT, _Traits> _SPutBackCGuard;
- bool __any_inserted = false;
- int_type __c;
-
- _STLP_TRY {
- _SPutBackCGuard __cguard(__from);
- for (;;) {
- _STLP_TRY {
- __c = __from->sbumpc();
- }
- _STLP_CATCH_ALL {
- this->_M_handle_exception(ios_base::failbit);
- break;
- }
-
- if (this->_S_eof(__c))
- break;
-
- __cguard.guard(__c);
-#if defined (__DMC__)
- _STLP_TRY {
-#endif
- if (this->_S_eof(__to->sputc(_Traits::to_char_type(__c))))
- break;
-
-#if defined (__DMC__)
- }
- _STLP_CATCH_ALL {
- this->_M_handle_exception(ios_base::badbit);
- break;
- }
-#endif
- __cguard.release();
- __any_inserted = true;
- }
- }
- _STLP_CATCH_ALL {
- this->_M_handle_exception(ios_base::badbit);
- }
- return __any_inserted;
-}
-
-_STLP_MOVE_TO_PRIV_NAMESPACE
-
-// Helper function for numeric output.
-template <class _CharT, class _Traits, class _Number>
-basic_ostream<_CharT, _Traits>& _STLP_CALL
-__put_num(basic_ostream<_CharT, _Traits>& __os, _Number __x) {
- typedef typename basic_ostream<_CharT, _Traits>::sentry _Sentry;
- _Sentry __sentry(__os);
- bool __failed = true;
-
- if (__sentry) {
- _STLP_TRY {
- typedef num_put<_CharT, ostreambuf_iterator<_CharT, _Traits> > _NumPut;
- __failed = (use_facet<_NumPut>(__os.getloc())).put(ostreambuf_iterator<_CharT, _Traits>(__os.rdbuf()),
- __os, __os.fill(),
- __x).failed();
- }
- _STLP_CATCH_ALL {
- __os._M_handle_exception(ios_base::badbit);
- }
- }
- if (__failed)
- __os.setstate(ios_base::badbit);
- return __os;
-}
-
-_STLP_MOVE_TO_STD_NAMESPACE
-
-/*
- * In the following operators we try to limit code bloat by limiting the
- * number of __put_num instanciations.
- */
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(short __x) {
- _STLP_STATIC_ASSERT( sizeof(short) <= sizeof(long) )
- long __tmp = ((this->flags() & _Basic_ios::basefield) != ios_base::dec) ?
- __STATIC_CAST(long, __STATIC_CAST(unsigned short, __x)): __x;
- return _STLP_PRIV __put_num(*this, __tmp);
-}
-
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(unsigned short __x) {
- _STLP_STATIC_ASSERT( sizeof(unsigned short) <= sizeof(unsigned long) )
- return _STLP_PRIV __put_num(*this, __STATIC_CAST(unsigned long,__x));
-}
-
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(int __x) {
- _STLP_STATIC_ASSERT( sizeof(int) <= sizeof(long) )
- long __tmp = ((this->flags() & _Basic_ios::basefield) != ios_base::dec) ?
- __STATIC_CAST(long, __STATIC_CAST(unsigned int, __x)): __x;
- return _STLP_PRIV __put_num(*this, __tmp);
-}
-
-template <class _CharT, class _Traits>
-#if defined (_WIN64) || !defined (_STLP_MSVC) || (_STLP_MSVC < 1300)
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(unsigned int __x) {
- _STLP_STATIC_ASSERT( sizeof(unsigned int) <= sizeof(unsigned long) )
-#else
-/* We define this operator with size_t rather than unsigned int to avoid
- * 64 bits warning.
- */
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(size_t __x) {
- _STLP_STATIC_ASSERT( sizeof(size_t) <= sizeof(unsigned long) )
-#endif
- return _STLP_PRIV __put_num(*this, __STATIC_CAST(unsigned long,__x));
-}
-
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(long __x)
-{ return _STLP_PRIV __put_num(*this, __x); }
-
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(unsigned long __x)
-{ return _STLP_PRIV __put_num(*this, __x); }
-
-#ifdef _STLP_LONG_LONG
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<< (_STLP_LONG_LONG __x)
-{ return _STLP_PRIV __put_num(*this, __x); }
-
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<< (unsigned _STLP_LONG_LONG __x)
-{ return _STLP_PRIV __put_num(*this, __x); }
-#endif
-
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(float __x)
-{ return _STLP_PRIV __put_num(*this, __STATIC_CAST(double,__x)); }
-
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(double __x)
-{ return _STLP_PRIV __put_num(*this, __x); }
-
-#ifndef _STLP_NO_LONG_DOUBLE
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(long double __x)
-{ return _STLP_PRIV __put_num(*this, __x); }
-#endif
-
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(const void* __x)
-{ return _STLP_PRIV __put_num(*this, __x); }
-
-#ifndef _STLP_NO_BOOL
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>& basic_ostream<_CharT, _Traits>::operator<<(bool __x)
-{ return _STLP_PRIV __put_num(*this, __x); }
-#endif
-
-template <class _CharT, class _Traits>
-void basic_ostream<_CharT, _Traits>::_M_put_char(_CharT __c) {
- sentry __sentry(*this);
- if (__sentry) {
- bool __failed = true;
- _STLP_TRY {
- streamsize __npad = this->width() > 0 ? this->width() - 1 : 0;
- // if (__npad <= 1)
- if (__npad == 0)
- __failed = this->_S_eof(this->rdbuf()->sputc(__c));
- else if ((this->flags() & ios_base::adjustfield) == ios_base::left) {
- __failed = this->_S_eof(this->rdbuf()->sputc(__c));
- __failed = __failed ||
- this->rdbuf()->_M_sputnc(this->fill(), __npad) != __npad;
- }
- else {
- __failed = this->rdbuf()->_M_sputnc(this->fill(), __npad) != __npad;
- __failed = __failed || this->_S_eof(this->rdbuf()->sputc(__c));
- }
-
- this->width(0);
- }
- _STLP_CATCH_ALL {
- this->_M_handle_exception(ios_base::badbit);
- }
-
- if (__failed)
- this->setstate(ios_base::badbit);
- }
-}
-
-template <class _CharT, class _Traits>
-void basic_ostream<_CharT, _Traits>::_M_put_nowiden(const _CharT* __s) {
- sentry __sentry(*this);
- if (__sentry) {
- bool __failed = true;
- streamsize __n = _Traits::length(__s);
- streamsize __npad = this->width() > __n ? this->width() - __n : 0;
-
- _STLP_TRY {
- if (__npad == 0)
- __failed = this->rdbuf()->sputn(__s, __n) != __n;
- else if ((this->flags() & ios_base::adjustfield) == ios_base::left) {
- __failed = this->rdbuf()->sputn(__s, __n) != __n;
- __failed = __failed ||
- this->rdbuf()->_M_sputnc(this->fill(), __npad) != __npad;
- }
- else {
- __failed = this->rdbuf()->_M_sputnc(this->fill(), __npad) != __npad;
- __failed = __failed || this->rdbuf()->sputn(__s, __n) != __n;
- }
-
- this->width(0);
- }
- _STLP_CATCH_ALL {
- this->_M_handle_exception(ios_base::badbit);
- }
-
- if (__failed)
- this->setstate(ios_base::failbit);
- }
-}
-
-template <class _CharT, class _Traits>
-void basic_ostream<_CharT, _Traits>::_M_put_widen(const char* __s) {
- sentry __sentry(*this);
- if (__sentry) {
- bool __failed = true;
- streamsize __n = char_traits<char>::length(__s);
- streamsize __npad = this->width() > __n ? this->width() - __n : 0;
-
- _STLP_TRY {
- if (__npad == 0)
- __failed = !this->_M_put_widen_aux(__s, __n);
- else if ((this->flags() & ios_base::adjustfield) == ios_base::left) {
- __failed = !this->_M_put_widen_aux(__s, __n);
- __failed = __failed ||
- this->rdbuf()->_M_sputnc(this->fill(), __npad) != __npad;
- }
- else {
- __failed = this->rdbuf()->_M_sputnc(this->fill(), __npad) != __npad;
- __failed = __failed || !this->_M_put_widen_aux(__s, __n);
- }
-
- this->width(0);
- }
- _STLP_CATCH_ALL {
- this->_M_handle_exception(ios_base::badbit);
- }
-
- if (__failed)
- this->setstate(ios_base::failbit);
- }
-}
-
-template <class _CharT, class _Traits>
-bool basic_ostream<_CharT, _Traits>::_M_put_widen_aux(const char* __s,
- streamsize __n) {
- basic_streambuf<_CharT, _Traits>* __buf = this->rdbuf();
-
- for ( ; __n > 0 ; --__n)
- if (this->_S_eof(__buf->sputc(this->widen(*__s++))))
- return false;
- return true;
-}
-
-// Unformatted output of a single character.
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>&
-basic_ostream<_CharT, _Traits>::put(char_type __c) {
- sentry __sentry(*this);
- bool __failed = true;
-
- if (__sentry) {
- _STLP_TRY {
- __failed = this->_S_eof(this->rdbuf()->sputc(__c));
- }
- _STLP_CATCH_ALL {
- this->_M_handle_exception(ios_base::badbit);
- }
- }
-
- if (__failed)
- this->setstate(ios_base::badbit);
-
- return *this;
-}
-
-// Unformatted output of a single character.
-template <class _CharT, class _Traits>
-basic_ostream<_CharT, _Traits>&
-basic_ostream<_CharT, _Traits>::write(const char_type* __s, streamsize __n) {
- sentry __sentry(*this);
- bool __failed = true;
-
- if (__sentry) {
- _STLP_TRY {
- __failed = this->rdbuf()->sputn(__s, __n) != __n;
- }
- _STLP_CATCH_ALL {
- this->_M_handle_exception(ios_base::badbit);
- }
- }
-
- if (__failed)
- this->setstate(ios_base::badbit);
-
- return *this;
-}
-
-_STLP_END_NAMESPACE
-
-#endif /* _STLP_OSTREAM_C */
-
-// Local Variables:
-// mode:C++
-// End:
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