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authorpaolo <paolo@138bc75d-0d04-0410-961f-82ee72b054a4>2003-04-26 08:13:35 +0000
committerpaolo <paolo@138bc75d-0d04-0410-961f-82ee72b054a4>2003-04-26 08:13:35 +0000
commit021be9bee07c7fbb23bb0f857a03be55787e6a21 (patch)
tree3b3a0afc5646c0de8c5b8ddd4583848213227e34 /libstdc++-v3/include/bits/streambuf.tcc
parentb97071d51262d6e2f1f66be59b72015bd32f3a54 (diff)
downloadppe42-gcc-021be9bee07c7fbb23bb0f857a03be55787e6a21.tar.gz
ppe42-gcc-021be9bee07c7fbb23bb0f857a03be55787e6a21.zip
2003-04-26 Paolo Carlini <pcarlini@unitus.it>
* include/bits/streambuf.tcc (__copy_streambufs): Don't use in_avail(), simplify. 2003-04-26 Paolo Carlini <pcarlini@unitus.it> * include/std/std_sstream.h (setbuf): don't set _M_buf_size, in basic_stringbuf it's unused. * include/std/std_sstream.h (underflow): consistently use _M_in_cur, not gptr(). git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@66100 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libstdc++-v3/include/bits/streambuf.tcc')
-rw-r--r--libstdc++-v3/include/bits/streambuf.tcc22
1 files changed, 10 insertions, 12 deletions
diff --git a/libstdc++-v3/include/bits/streambuf.tcc b/libstdc++-v3/include/bits/streambuf.tcc
index dff48d25dfc..8623d25c790 100644
--- a/libstdc++-v3/include/bits/streambuf.tcc
+++ b/libstdc++-v3/include/bits/streambuf.tcc
@@ -188,30 +188,29 @@ namespace std
typedef typename _Traits::off_type off_type;
streamsize __ret = 0;
- streamsize __in_avail = __sbin->in_avail();
- streamsize __xtrct;
const off_type __buf_size =
__sbin->_M_buf_size > 0 ? __sbin->_M_buf_size : 1;
-
try
{
- while (__in_avail != -1)
+ for (;;)
{
- if (__in_avail != 0 && __sbin->_M_in_cur
- && __sbin->_M_in_cur + __in_avail <= __sbin->_M_in_end)
+ streamsize __xtrct;
+ const off_type __avail = __sbin->_M_in_end
+ - __sbin->_M_in_cur;
+ if (__avail)
{
- __xtrct = __sbout->sputn(__sbin->_M_in_cur, __in_avail);
+ __xtrct = __sbout->sputn(__sbin->_M_in_cur, __avail);
__ret += __xtrct;
__sbin->_M_in_cur_move(__xtrct);
- if (__xtrct != __in_avail)
+ if (__xtrct != __avail)
break;
}
else
{
streamsize __charsread;
- const streamsize __size =
- std::min(__buf_size, off_type(__sbout->_M_out_end -
- __sbout->_M_out_cur));
+ const off_type __size = std::min(__buf_size,
+ off_type(__sbout->_M_out_end
+ - __sbout->_M_out_cur));
if (__size > 1)
{
_CharT* __buf =
@@ -242,7 +241,6 @@ namespace std
}
if (_Traits::eq_int_type(__sbin->sgetc(), _Traits::eof()))
break;
- __in_avail = __sbin->in_avail();
}
}
catch(exception& __fail)
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