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basic_string.h: Tweaks. 

2001-10-30  Paolo Carlini  <pcarlini@unitus.it>
	    Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/basic_string.h: Tweaks.
	* include/bits/basic_string.tcc (string::_M_replace(iterator,
	iterator, _ForwardIter, _ForwardIter, forward_iterator_tag): Fix.
	* src/string-inst.cc: Tweaks, add instantiation.
	* testsuite/21_strings/replace.cc (test02): Add test.
	* testsuite/21_strings/assign.cc (test01): New file.

0

Co-Authored-By: Benjamin Kosnik <bkoz@redhat.com>

From-SVN: r46674
This commit is contained in:
Paolo Carlini 2001-10-31 09:27:20 +01:00 committed by Benjamin Kosnik
parent 8f32f3ab9c
commit 9a304d1766
6 changed files with 133 additions and 52 deletions
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12
libstdc++-v3/ChangeLog
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@ -1,4 +1,14 @@
2001-10-30 Jakub Jelinek <jakub@redhat.com>
2001-10-30 Paolo Carlini <pcarlini@unitus.it>
Benjamin Kosnik <bkoz@redhat.com>
* include/bits/basic_string.h: Tweaks.
* include/bits/basic_string.tcc (string::_M_replace(iterator,
iterator, _ForwardIter, _ForwardIter, forward_iterator_tag): Fix.
* src/string-inst.cc: Tweaks, add instantiation.
* testsuite/21_strings/replace.cc (test02): Add test.
* testsuite/21_strings/assign.cc (test01): New file.
001-10-30 Jakub Jelinek <jakub@redhat.com>
* include/bits/stl_deque.h (_M_new_elements_at_front): Use
__throw_exception_again.

5
libstdc++-v3/include/bits/basic_string.h
View File

@ -40,7 +40,6 @@
namespace std
{
// Documentation? What's that?
// Nathan Myers <ncm@cantrip.org>.
//
@ -284,7 +283,7 @@ namespace std
_S_copy_chars(_CharT* __p, _Iterator __k1, _Iterator __k2)
{
for (; __k1 != __k2; ++__k1, ++__p)
traits_type::assign(*__p, *__k1); //these types are off
traits_type::assign(*__p, *__k1); // These types are off.
}
static void
@ -337,7 +336,7 @@ namespace std
basic_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc());
template<class _InputIterator>
basic_string(_InputIterator __begin, _InputIterator __end,
basic_string(_InputIterator __beg, _InputIterator __end,
const _Alloc& __a = _Alloc());
~basic_string()

52
libstdc++-v3/include/bits/basic_string.tcc
View File

@ -130,7 +130,7 @@ namespace std
template<typename _CharT, typename _Traits, typename _Alloc>
template <class _InIter>
_CharT*
basic_string<_CharT,_Traits,_Alloc>::
basic_string<_CharT, _Traits, _Alloc>::
_S_construct(_InIter __beg, _InIter __end, const _Alloc& __a,
forward_iterator_tag)
{
@ -156,7 +156,7 @@ namespace std
template<typename _CharT, typename _Traits, typename _Alloc>
_CharT*
basic_string<_CharT,_Traits, _Alloc>::
basic_string<_CharT, _Traits, _Alloc>::
_S_construct(size_type __n, _CharT __c, const _Alloc& __a)
{
if (__n == 0 && __a == _Alloc())
@ -446,18 +446,24 @@ namespace std
_M_replace(iterator __i1, iterator __i2, _ForwardIter __k1,
_ForwardIter __k2, forward_iterator_tag)
{
size_type __dnew = static_cast<size_type>(distance(__k1, __k2));
size_type __dold = __i2 - __i1;
size_type __dmax = this->max_size();
size_type __dnew = static_cast<size_type>(distance(__k1, __k2));
if (__dmax <= __dnew)
__throw_length_error("basic_string::_M_replace");
size_type __off = __i1 - _M_ibegin();
// Save concerned source string data in a temporary.
basic_string __temp(__k1, __k2);
_M_mutate(__off, __dold, __dnew);
// Invalidated __i1, __i2
if (__dnew)
_S_copy_chars(_M_data() + __off, __k1, __k2);
// Invalidated __i1, __i2 (and clobbered original source string
// data when destination string == source string and the string
// is unshared).
if (__dnew)
_S_copy_chars(_M_data() + __off, __temp.begin(), __temp.end());
return *this;
}
@ -473,8 +479,8 @@ namespace std
}
template<typename _CharT, typename _Traits, typename _Alloc>
basic_string<_CharT,_Traits,_Alloc>&
basic_string<_CharT,_Traits,_Alloc>::
basic_string<_CharT, _Traits, _Alloc>&
basic_string<_CharT, _Traits, _Alloc>::
append(const basic_string& __str)
{
// Iff appending itself, string needs to pre-reserve the
@ -489,8 +495,8 @@ namespace std
}
template<typename _CharT, typename _Traits, typename _Alloc>
basic_string<_CharT,_Traits,_Alloc>&
basic_string<_CharT,_Traits,_Alloc>::
basic_string<_CharT, _Traits, _Alloc>&
basic_string<_CharT, _Traits, _Alloc>::
append(const basic_string& __str, size_type __pos, size_type __n)
{
// Iff appending itself, string needs to pre-reserve the
@ -504,8 +510,8 @@ namespace std
}
template<typename _CharT, typename _Traits, typename _Alloc>
basic_string<_CharT,_Traits,_Alloc>&
basic_string<_CharT,_Traits,_Alloc>::
basic_string<_CharT, _Traits, _Alloc>&
basic_string<_CharT, _Traits, _Alloc>::
append(const _CharT* __s, size_type __n)
{
size_type __len = __n + this->size();
@ -515,8 +521,8 @@ namespace std
}
template<typename _CharT, typename _Traits, typename _Alloc>
basic_string<_CharT,_Traits,_Alloc>&
basic_string<_CharT,_Traits,_Alloc>::
basic_string<_CharT, _Traits, _Alloc>&
basic_string<_CharT, _Traits, _Alloc>::
append(size_type __n, _CharT __c)
{
size_type __len = __n + this->size();
@ -526,11 +532,11 @@ namespace std
}
template<typename _CharT, typename _Traits, typename _Alloc>
basic_string<_CharT,_Traits,_Alloc>
basic_string<_CharT, _Traits, _Alloc>
operator+(const _CharT* __lhs,
const basic_string<_CharT,_Traits,_Alloc>& __rhs)
const basic_string<_CharT, _Traits, _Alloc>& __rhs)
{
typedef basic_string<_CharT,_Traits,_Alloc> __string_type;
typedef basic_string<_CharT, _Traits, _Alloc> __string_type;
typedef typename __string_type::size_type __size_type;
__size_type __len = _Traits::length(__lhs);
__string_type __str;
@ -541,10 +547,10 @@ namespace std
}
template<typename _CharT, typename _Traits, typename _Alloc>
basic_string<_CharT,_Traits,_Alloc>
operator+(_CharT __lhs, const basic_string<_CharT,_Traits,_Alloc>& __rhs)
basic_string<_CharT, _Traits, _Alloc>
operator+(_CharT __lhs, const basic_string<_CharT, _Traits, _Alloc>& __rhs)
{
typedef basic_string<_CharT,_Traits,_Alloc> __string_type;
typedef basic_string<_CharT, _Traits, _Alloc> __string_type;
typedef typename __string_type::size_type __size_type;
__string_type __str;
__size_type __len = __rhs.size();
@ -627,7 +633,7 @@ namespace std
size_type __size = this->size();
if (__n <= __size)
{
__pos = std::min(__size - __n ,__pos);
__pos = std::min(__size - __n, __pos);
const _CharT* __data = _M_data();
do
{
@ -811,7 +817,7 @@ namespace std
template<typename _CharT, typename _Traits, typename _Alloc>
int
basic_string <_CharT,_Traits,_Alloc>::
basic_string <_CharT, _Traits, _Alloc>::
compare(size_type __pos, size_type __n1, const _CharT* __s) const
{
size_type __size = this->size();
@ -829,7 +835,7 @@ namespace std
template<typename _CharT, typename _Traits, typename _Alloc>
int
basic_string <_CharT,_Traits,_Alloc>::
basic_string <_CharT, _Traits, _Alloc>::
compare(size_type __pos, size_type __n1, const _CharT* __s,
size_type __n2) const
{

52
libstdc++-v3/src/string-inst.cc
View File

@ -56,22 +56,6 @@ namespace std
// Only one template keyword allowed here.
// See core issue #46 (NAD)
// http://anubis.dkuug.dk/jtc1/sc22/wg21/docs/cwg_closed.html#46
template
S&
S::_M_replace<S::iterator>
(S::iterator, S::iterator, S::iterator, S::iterator, forward_iterator_tag);
template
S&
S::_M_replace<S::const_iterator>
(S::iterator, S::iterator,
S::const_iterator, S::const_iterator, forward_iterator_tag);
template
C*
S::_S_construct<S::iterator>
(S::iterator, S::iterator, const allocator<C>&, forward_iterator_tag);
template
S::basic_string(C*, C*, const allocator<C>&);
@ -81,24 +65,46 @@ namespace std
template
S::basic_string(S::iterator, S::iterator, const allocator<C>&);
template
S::basic_string(S::const_iterator, S::const_iterator, const allocator<C>&);
template
S&
S::_M_replace(S::iterator, S::iterator, S::iterator, S::iterator,
forward_iterator_tag);
template
S&
S::_M_replace(S::iterator, S::iterator, S::const_iterator,
S::const_iterator, forward_iterator_tag);
template
S&
S::_M_replace(S::iterator, S::iterator, C*, C*, forward_iterator_tag);
S::_M_replace(S::iterator, S::iterator, C*, C*, forward_iterator_tag);
template
S&
S::_M_replace(S::iterator, S::iterator, const C*, const C*,
forward_iterator_tag);
template
C*
S::_S_construct(const C*, const C*, const allocator<C>&,
forward_iterator_tag);
template
C*
S::_S_construct(S::iterator, S::iterator,
const allocator<C>&, forward_iterator_tag);
template
C*
S::_S_construct(S::const_iterator, S::const_iterator,
const allocator<C>&, forward_iterator_tag);
template
C*
S::_S_construct (C*, C*, const allocator<C>&,
forward_iterator_tag);
S::_S_construct(C*, C*, const allocator<C>&, forward_iterator_tag);
template
C*
S::_S_construct(const C*, const C*, const allocator<C>&,
forward_iterator_tag);
template
void

46
libstdc++-v3/testsuite/21_strings/assign.cc Normal file
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@ -0,0 +1,46 @@
// 2001-10-30 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2001 Free Software Foundation, Inc.
//
// 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 2, 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.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 21.3.5 string modifiers
#include <string>
#include <cstdio>
#include <testsuite_hooks.h>
void
test01()
{
bool test = true;
using namespace std;
const char* strlit = "../the long pier/Hanalei Bay/Kauai/Hawaii";
string aux = strlit;
string::size_type i = aux.rfind("/");
if (i != string::npos)
aux.assign(aux, i + 1, string::npos);
VERIFY(aux == "Hawaii");
}
int main()
{
test01();
return 0;
}

18
libstdc++-v3/testsuite/21_strings/replace.cc
View File

@ -52,7 +52,6 @@ bool test01(void)
// template<typename InputIter>
// string& replace(iterator it1, iterator it2, InputIter j1, InputIter j2)
#if 1
// with mods, from tstring.cc, from jason merrill, et. al.
std::string X = "Hello";
std::string x = X;
@ -75,7 +74,6 @@ bool test01(void)
std::find(x.rbegin(), x.rend(), 'l').base(), ar,
ar + sizeof(ar) / sizeof(ar[0]));
VERIFY( x == "jeHelloo" );
#endif
#ifdef DEBUG_ASSERT
assert(test);
@ -83,8 +81,24 @@ bool test01(void)
return test;
}
void
test02()
{
const char* strlit = "../the long pier/Hanalei Bay/Kauai/Hawaii";
std::string aux = strlit;
aux.replace(aux.begin()+5, aux.begin()+20,
aux.begin()+10, aux.begin()+15);
VERIFY(aux == "../thg piealei Bay/Kauai/Hawaii");
aux = strlit;
aux.replace(aux.begin() + 10, aux.begin() + 15,
aux.begin() + 5, aux.begin() + 20);
VERIFY(aux == "../the lone long pier/Hanr/Hanalei Bay/Kauai/Hawaii");
}
int main()
{
test01();
test02();
return 0;
}