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Bring over lost changes from Cygnus's directory.

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* Missing ChangeLog entries.
	* Whitespace fixes.
	* Enable multilib by default
	* One stl fix (#ifdef -> #if)

From-SVN: r26234
This commit is contained in:
Ulrich Drepper 1999-04-07 03:20:00 +00:00 committed by Jeff Law
parent 5e62dee5a3
commit 554241c33e
3 changed files with 62 additions and 44 deletions
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14
libstdc++/ChangeLog
View File

@ -33,6 +33,20 @@ Thu Feb 18 19:53:17 1999 Marc Espie <espie@cvs.openbsd.org>
* config/openbsd.ml: New file.
* config/openbsd.mt: New file.
1999-02-04 Ulrich Drepper <drepper@cygnus.com>
* configure.in: Recognize --enable-threads=posix for all
platforms.
* config/posix.mt: New file.
* configure.in: Add fragments for Solaris defining macro specifying
thread library to be used.
* config/sol2pth.mt: New file
* config/sol2solth.mt: New file.
* stl/stl_alloc.h: Add support for Solaris thread library.
* stl/stl_config.h: Recognize _SOLTHREADS and define internal macros
appropriately.
1999-01-28 Baron Roberts <baron@sgi.com>
* string: Uncomment wstring declaration.

5
libstdc++/configure.in
View File

@ -176,6 +176,11 @@ if [ -n "${with_cross_host}" ] ; then
mv -f Makefile.tem Makefile
fi
# enable multilib-ing by default.
if [ -z "${enable_multilib}" ]; then
enable_multilib=yes
fi
. ${topsrcdir}/config-ml.in
gxx_include_dir=

87
libstdc++/stl/bitset
View File

@ -9,7 +9,7 @@
* in supporting documentation. Silicon Graphics makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*/
*/
#ifndef __SGI_STL_BITSET
#define __SGI_STL_BITSET
@ -19,12 +19,12 @@
// THIS FEATURE*. It is experimental, and it may be removed in
// future releases.
// A bitset of size N, using words of type _WordT, will have
// A bitset of size N, using words of type _WordT, will have
// N % (sizeof(_WordT) * CHAR_BIT) unused bits. (They are the high-
// order bits in the highest word.) It is a class invariant
// of class bitset<> that those unused bits are always zero.
// Most of the actual code isn't contained in bitset<> itself, but in the
// Most of the actual code isn't contained in bitset<> itself, but in the
// base class _Base_bitset. The base class works with whole words, not with
// individual bits. This allows us to specialize _Base_bitset for the
// important special case where the bitset is only a single word.
@ -51,14 +51,14 @@ __STL_BEGIN_NAMESPACE
#endif
// structure to aid in counting bits
template<bool __dummy>
template<bool __dummy>
struct _Bit_count {
static unsigned char _S_bit_count[256];
};
// Mapping from 8 bit unsigned integers to the index of the first one
// bit:
template<bool __dummy>
template<bool __dummy>
struct _First_one {
static unsigned char _S_first_one[256];
};
@ -162,7 +162,7 @@ struct _Base_bitset {
return __result;
}
unsigned long _M_do_to_ulong() const;
unsigned long _M_do_to_ulong() const;
// find first "on" bit
size_t _M_do_find_first(size_t __not_found) const;
@ -173,7 +173,7 @@ struct _Base_bitset {
//
// Definitions of non-inline functions from _Base_bitset.
//
//
template<size_t _Nw, class _WordT>
_Base_bitset<_Nw, _WordT>::_Base_bitset(unsigned long __val)
@ -187,7 +187,7 @@ _Base_bitset<_Nw, _WordT>::_Base_bitset(unsigned long __val)
}
template<size_t _Nw, class _WordT>
void _Base_bitset<_Nw, _WordT>::_M_do_left_shift(size_t __shift)
void _Base_bitset<_Nw, _WordT>::_M_do_left_shift(size_t __shift)
{
if (__shift != 0) {
const size_t __wshift = __shift / __BITS_PER_WORDT(_WordT);
@ -195,7 +195,7 @@ void _Base_bitset<_Nw, _WordT>::_M_do_left_shift(size_t __shift)
const size_t __sub_offset = __BITS_PER_WORDT(_WordT) - __offset;
size_t __n = _Nw - 1;
for ( ; __n > __wshift; --__n)
_M_w[__n] = (_M_w[__n - __wshift] << __offset) |
_M_w[__n] = (_M_w[__n - __wshift] << __offset) |
(_M_w[__n - __wshift - 1] >> __sub_offset);
if (__n == __wshift)
_M_w[__n] = _M_w[0] << __offset;
@ -205,7 +205,7 @@ void _Base_bitset<_Nw, _WordT>::_M_do_left_shift(size_t __shift)
}
template<size_t _Nw, class _WordT>
void _Base_bitset<_Nw, _WordT>::_M_do_right_shift(size_t __shift)
void _Base_bitset<_Nw, _WordT>::_M_do_right_shift(size_t __shift)
{
if (__shift != 0) {
const size_t __wshift = __shift / __BITS_PER_WORDT(_WordT);
@ -214,7 +214,7 @@ void _Base_bitset<_Nw, _WordT>::_M_do_right_shift(size_t __shift)
const size_t __limit = _Nw - __wshift - 1;
size_t __n = 0;
for ( ; __n < __limit; ++__n)
_M_w[__n] = (_M_w[__n + __wshift] >> __offset) |
_M_w[__n] = (_M_w[__n + __wshift] >> __offset) |
(_M_w[__n + __wshift + 1] << __sub_offset);
_M_w[__limit] = _M_w[_Nw-1] >> __offset;
for (size_t __n1 = __limit + 1; __n1 < _Nw; ++__n1)
@ -228,12 +228,12 @@ unsigned long _Base_bitset<_Nw, _WordT>::_M_do_to_ulong() const
const overflow_error __overflow("bitset");
if (sizeof(_WordT) >= sizeof(unsigned long)) {
for (size_t __i = 1; __i < _Nw; ++__i)
if (_M_w[__i])
for (size_t __i = 1; __i < _Nw; ++__i)
if (_M_w[__i])
__STL_THROW(__overflow);
const _WordT __mask = static_cast<_WordT>(static_cast<unsigned long>(-1));
if (_M_w[0] & ~__mask)
if (_M_w[0] & ~__mask)
__STL_THROW(__overflow);
return static_cast<unsigned long>(_M_w[0] & __mask);
@ -244,18 +244,18 @@ unsigned long _Base_bitset<_Nw, _WordT>::_M_do_to_ulong() const
size_t __min_nwords = __nwords;
if (_Nw > __nwords) {
for (size_t __i = __nwords; __i < _Nw; ++__i)
if (_M_w[__i])
for (size_t __i = __nwords; __i < _Nw; ++__i)
if (_M_w[__i])
__STL_THROW(__overflow);
}
else
else
__min_nwords = _Nw;
// If unsigned long is 8 bytes and _WordT is 6 bytes, then an unsigned
// long consists of all of one word plus 2 bytes from another word.
const size_t __part = sizeof(unsigned long) % sizeof(_WordT);
if (__part != 0 && __nwords <= _Nw &&
if (__part != 0 && __nwords <= _Nw &&
(_M_w[__min_nwords - 1] >> ((sizeof(_WordT) - __part) * CHAR_BIT)) != 0)
__STL_THROW(__overflow);
@ -269,7 +269,7 @@ unsigned long _Base_bitset<_Nw, _WordT>::_M_do_to_ulong() const
} // End _M_do_to_ulong
template<size_t _Nw, class _WordT>
size_t _Base_bitset<_Nw, _WordT>::_M_do_find_first(size_t __not_found) const
size_t _Base_bitset<_Nw, _WordT>::_M_do_find_first(size_t __not_found) const
{
for ( size_t __i = 0; __i < _Nw; __i++ ) {
_WordT __thisword = _M_w[__i];
@ -292,7 +292,7 @@ size_t _Base_bitset<_Nw, _WordT>::_M_do_find_first(size_t __not_found) const
template<size_t _Nw, class _WordT>
size_t
_Base_bitset<_Nw, _WordT>::_M_do_find_next(size_t __prev,
_Base_bitset<_Nw, _WordT>::_M_do_find_next(size_t __prev,
size_t __not_found) const
{
// make bound inclusive
@ -359,7 +359,7 @@ struct _Base_bitset<1, _WordT> {
_Base_bitset( void ) { _M_do_reset(); }
_Base_bitset(unsigned long __val);
_Base_bitset(unsigned long __val);
static size_t _S_whichword( size_t __pos ) {
return __pos / __BITS_PER_WORDT(_WordT);
@ -412,7 +412,7 @@ struct _Base_bitset<1, _WordT> {
return static_cast<unsigned long>(_M_w);
else {
const _WordT __mask = static_cast<_WordT>(static_cast<unsigned long>(-1));
if (_M_w & ~__mask)
if (_M_w & ~__mask)
__STL_THROW(overflow_error("bitset"));
return static_cast<unsigned long>(_M_w);
}
@ -421,7 +421,7 @@ struct _Base_bitset<1, _WordT> {
size_t _M_do_find_first(size_t __not_found) const;
// find the next "on" bit that follows "prev"
size_t _M_do_find_next(size_t __prev, size_t __not_found) const;
size_t _M_do_find_next(size_t __prev, size_t __not_found) const;
};
@ -431,7 +431,7 @@ struct _Base_bitset<1, _WordT> {
//
template <class _WordT>
_Base_bitset<1, _WordT>::_Base_bitset(unsigned long __val)
_Base_bitset<1, _WordT>::_Base_bitset(unsigned long __val)
{
_M_do_reset();
const size_t __n = min(sizeof(unsigned long)*CHAR_BIT,
@ -462,8 +462,8 @@ size_t _Base_bitset<1, _WordT>::_M_do_find_first(size_t __not_found) const
}
template <class _WordT>
size_t
_Base_bitset<1, _WordT>::_M_do_find_next(size_t __prev,
size_t
_Base_bitset<1, _WordT>::_M_do_find_next(size_t __prev,
size_t __not_found ) const
{
// make bound inclusive
@ -499,12 +499,12 @@ _Base_bitset<1, _WordT>::_M_do_find_next(size_t __prev,
//
// One last specialization: _M_do_to_ulong() and the constructor from
// unsigned long are very simple if the bitset consists of a single
// unsigned long are very simple if the bitset consists of a single
// word of type unsigned long.
//
template<>
inline unsigned long
inline unsigned long
_Base_bitset<1, unsigned long>::_M_do_to_ulong() const { return _M_w; }
template<>
@ -531,7 +531,7 @@ template <class _WordT> struct _Sanitize<_WordT, 0> {
// Type _WordT may be any unsigned integral type.
template<size_t _Nb, class _WordT = unsigned long>
class bitset : private _Base_bitset<__BITSET_WORDS(_Nb,_WordT), _WordT>
class bitset : private _Base_bitset<__BITSET_WORDS(_Nb,_WordT), _WordT>
{
private:
typedef _Base_bitset<__BITSET_WORDS(_Nb,_WordT), _WordT> _Base;
@ -620,16 +620,16 @@ public:
// 23.3.5.1 constructors:
bitset() {}
bitset(unsigned long __val) :
bitset(unsigned long __val) :
_Base_bitset<__BITSET_WORDS(_Nb,_WordT), _WordT>(__val) {}
template<class _CharT, class _Traits, class _Alloc>
explicit bitset(const basic_string<_CharT,_Traits,_Alloc>& __s,
size_t __pos = 0,
size_t __n = size_t(basic_string<_CharT,_Traits,_Alloc>::npos))
: _Base()
size_t __n = basic_string<_CharT,_Traits,_Alloc>::npos)
: _Base()
{
if (__pos > __s.size())
if (__pos > __s.size())
__STL_THROW(out_of_range("bitset"));
_M_copy_from_string(__s, __pos, __n);
}
@ -742,7 +742,7 @@ public:
return _Unchecked_flip(__pos);
}
bitset<_Nb,_WordT> operator~() const {
bitset<_Nb,_WordT> operator~() const {
return bitset<_Nb,_WordT>(*this).flip();
}
@ -753,7 +753,7 @@ public:
unsigned long to_ulong() const { return _M_do_to_ulong(); }
#ifdef __STL_EXPLICIT_FUNCTION_TMPL_ARGS
#if __STL_EXPLICIT_FUNCTION_TMPL_ARGS
template <class _CharT, class _Traits, class _Alloc>
basic_string<_CharT, _Traits, _Alloc> to_string() const {
basic_string<_CharT, _Traits, _Alloc> __result;
@ -802,14 +802,14 @@ public:
// EXTENSIONS: bit-find operations. These operations are
// experimental, and are subject to change or removal in future
// versions.
//
//
// find the index of the first "on" bit
size_t _Find_first() const
size_t _Find_first() const
{ return _M_do_find_first(_Nb); }
// find the index of the next "on" bit after prev
size_t _Find_next( size_t __prev ) const
size_t _Find_next( size_t __prev ) const
{ return _M_do_find_next(__prev, _Nb); }
};
@ -846,8 +846,8 @@ void bitset<_Nb, _WordT>
::_M_copy_to_string(basic_string<_CharT, _Traits, _Alloc>& __s) const
{
__s.assign(_Nb, '0');
for (size_t __i = 0; __i < _Nb; ++__i)
for (size_t __i = 0; __i < _Nb; ++__i)
if (_Unchecked_test(__i))
__s[_Nb - 1 - __i] = '1';
}
@ -894,7 +894,7 @@ operator>>(istream& __is, bitset<_Nb,_WordT>& __x) {
// In new templatized iostreams, use istream::sentry
if (__is.flags() & ios::skipws) {
char __c;
do
do
__is.get(__c);
while (__is && isspace(__c));
if (__is)
@ -915,7 +915,7 @@ operator>>(istream& __is, bitset<_Nb,_WordT>& __x) {
__tmp.push_back(__c);
}
if (__tmp.empty())
if (__tmp.empty())
__is.clear(__is.rdstate() | ios::failbit);
else
__x._M_copy_from_string(__tmp, static_cast<size_t>(0), _Nb);
@ -1061,4 +1061,3 @@ __STL_END_NAMESPACE
// Local Variables:
// mode:C++
// End: