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system_error: Align to current draft specifications.

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2008-05-16  Benjamin Kosnik  <bkoz@redhat.com>

	* include/std/system_error: Align to current draft specifications.
	* src/system_error.cc: Same.
	* src/functexcept.cc: Adjust for corrected system_error construction.
	* include/std/ostream: Adjust error_code inserter.
	* acinclude.m4 (GLIBCXX_CHECK_SYSTEM_ERROR): Remove sys_nerr test.
	* config/abi/pre/gnu.ver: Add new exports.
	
	* testsuite/util/testsuite_error.h: Consolidate error testing
	utilities here.
	* testsuite/19_diagnostics/error_code/cons/1.cc: Use
	testsuite_error, adjust line numbers and constructor calls.
	* testsuite/19_diagnostics/error_code/operators/equal.cc: Same.
	* testsuite/19_diagnostics/error_code/operators/not_equal.cc: Same.
	* testsuite/19_diagnostics/error_category/cons/copy_neg.cc: Same.
	* testsuite/19_diagnostics/error_category/cons/default.cc: Same.
	* testsuite/19_diagnostics/error_category/operators/equal.cc: Same.
	* testsuite/19_diagnostics/error_category/operators/not_equal.cc: Same.
	* testsuite/19_diagnostics/system_error/cons_virtual_derivation.cc: 
	Same.
	* testsuite/19_diagnostics/system_error/cons-1.cc: Same.
	* testsuite/19_diagnostics/system_error/what-1.cc: Same.
	* testsuite/19_diagnostics/system_error/what-2.cc: Same.
	* testsuite/19_diagnostics/system_error/what-big.cc: Same.
	* testsuite/19_diagnostics/system_error/what-3.cc: Same.
	* testsuite/19_diagnostics/system_error/what-4.cc: Same.

From-SVN: r135446
This commit is contained in:
Benjamin Kosnik 2008-05-16 21:55:00 +00:00 committed by Benjamin Kosnik
parent ae772c2de3
commit 70593ad2f1
22 changed files with 366 additions and 236 deletions
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28
libstdc++-v3/ChangeLog
View File

@ -1,3 +1,31 @@
2008-05-16 Benjamin Kosnik <bkoz@redhat.com>
* include/std/system_error: Align to current draft specifications.
* src/system_error.cc: Same.
* src/functexcept.cc: Adjust for corrected system_error construction.
* include/std/ostream: Adjust error_code inserter.
* acinclude.m4 (GLIBCXX_CHECK_SYSTEM_ERROR): Remove sys_nerr test.
* config/abi/pre/gnu.ver: Add new exports.
* testsuite/util/testsuite_error.h: Consolidate error testing
utilities here.
* testsuite/19_diagnostics/error_code/cons/1.cc: Use
testsuite_error, adjust line numbers and constructor calls.
* testsuite/19_diagnostics/error_code/operators/equal.cc: Same.
* testsuite/19_diagnostics/error_code/operators/not_equal.cc: Same.
* testsuite/19_diagnostics/error_category/cons/copy_neg.cc: Same.
* testsuite/19_diagnostics/error_category/cons/default.cc: Same.
* testsuite/19_diagnostics/error_category/operators/equal.cc: Same.
* testsuite/19_diagnostics/error_category/operators/not_equal.cc: Same.
* testsuite/19_diagnostics/system_error/cons_virtual_derivation.cc:
Same.
* testsuite/19_diagnostics/system_error/cons-1.cc: Same.
* testsuite/19_diagnostics/system_error/what-1.cc: Same.
* testsuite/19_diagnostics/system_error/what-2.cc: Same.
* testsuite/19_diagnostics/system_error/what-big.cc: Same.
* testsuite/19_diagnostics/system_error/what-3.cc: Same.
* testsuite/19_diagnostics/system_error/what-4.cc: Same.
2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
* configure.ac: Don't check AC_LIBTOOL_DLOPEN if using newlib.

2
libstdc++-v3/acinclude.m4
View File

@ -1327,7 +1327,7 @@ AC_DEFUN([GLIBCXX_CHECK_SYSTEM_ERROR], [
m4_pushdef([n_syserr], [1])dnl
m4_foreach([syserr], [EOWNERDEAD, ENOTRECOVERABLE, ENOLINK, EPROTO, ENODATA,
ENOSR, ENOSTR, ETIME, sys_nerr, EBADMSG, ECANCELED,
ENOSR, ENOSTR, ETIME, EBADMSG, ECANCELED,
EOVERFLOW, ENOTSUP, EIDRM, ETXTBSY],
[m4_pushdef([SYSERR], m4_toupper(syserr))dnl
AC_MSG_CHECKING([for syserr])

13
libstdc++-v3/config/abi/pre/gnu.ver
View File

@ -70,7 +70,9 @@ GLIBCXX_3.4 {
# std::[d-g]*;
std::d[a-d]*;
std::d[f-z]*;
std::e*;
std::e[a-q]*;
std::error[^_]*;
std::e[s-z]*;
std::gslice*;
std::h[^a]*;
std::i[a-n]*;
@ -854,7 +856,14 @@ GLIBCXX_3.4.11 {
_ZNSt18condition_variableD2Ev;
# system_error
_ZSt15system_category;
_ZSt18get_posix_categoryv;
_ZSt19get_system_categoryv;
_ZNKSt10error_code23default_error_conditionEv;
_ZNKSt14error_category23default_error_conditionEi;
_ZNKSt14error_category10equivalentERKSt10error_codei;
_ZNKSt14error_category10equivalentEiRKSt15error_condition;
_ZTISt14error_category;
_ZTSSt14error_category;

2
libstdc++-v3/include/std/ostream
View File

@ -539,7 +539,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
template<typename _CharT, typename _Traits>
inline basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __out, const error_code& __e)
{ return (__out << __e.category().name().c_str() << ':' << __e.value()); }
{ return (__out << __e.category().name() << ':' << __e.value()); }
#endif
// [27.6.2.7] standard basic_ostream manipulators

212
libstdc++-v3/include/std/system_error
View File

@ -47,17 +47,52 @@
_GLIBCXX_BEGIN_NAMESPACE(std)
class system_error;
class error_code;
class error_condition;
class error_category;
class system_error;
/// is_error_code_enum
template<typename _T>
struct is_error_code_enum : public false_type { };
template<>
struct is_error_code_enum<posix_error::posix_errno>
: public true_type { };
/// is_error_condition_enum
template<typename _T>
struct is_error_condition_enum : public false_type { };
template<>
struct is_error_condition_enum<posix_error::posix_errno>
: public true_type { };
extern const error_category& system_category;
/// error_category
struct error_category
{
error_category() { }
virtual const char*
name() const = 0;
virtual string
message(int) const = 0;
virtual error_condition
default_error_condition(int __i) const;
virtual bool
equivalent(int __i, const error_condition& __cond) const;
virtual bool
equivalent(const error_code& __code, int __i) const;
bool
operator<(const error_category& __other) const
{ return less<const error_category*>()(this, &__other); }
bool
operator==(const error_category& __other) const
{ return this == &__other; }
@ -66,12 +101,6 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
operator!=(const error_category& __other) const
{ return this != &__other; }
virtual posix_error::posix_errno
posix(int __v) const = 0;
virtual const string&
name() const = 0;
private:
error_category(const error_category&);
@ -79,40 +108,59 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
operator=(const error_category&);
};
const error_category& get_posix_category();
const error_category& get_system_category();
static const error_category& system_category = get_system_category();
static const error_category& native_category = get_posix_category();
/// error_code
// Implementation-specific error identification
struct error_code
{
error_code() throw()
error_code()
: _M_value(0), _M_cat(&system_category) { }
error_code(int __v, const error_category& __cat) throw()
error_code(int __v, const error_category& __cat)
: _M_value(__v), _M_cat(&__cat) { }
error_code(posix_error::posix_errno __v)
: _M_value(__v), _M_cat(&system_category) { }
template<typename _ErrorCodeEnum>
error_code(_ErrorCodeEnum __e,
typename enable_if<is_error_code_enum<_ErrorCodeEnum>::value>::type* = 0)
: _M_value(__e), _M_cat(&system_category)
{ }
void
assign(int __v, const error_category& __cat) throw()
assign(int __v, const error_category& __cat)
{
_M_value = __v;
_M_cat = &__cat;
}
void
clear() throw()
clear()
{
_M_value = 0;
_M_cat = &system_category;
}
}
template<typename _ErrorCodeEnum>
typename enable_if<is_error_code_enum<_ErrorCodeEnum>::value>::type&
operator=(_ErrorCodeEnum __e)
{ _M_value = __e; }
int
value() const throw() { return _M_value; }
value() const { return _M_value; }
const error_category&
category() const { return *_M_cat; }
posix_error::posix_errno
posix() const throw() { return this->category().posix(_M_value); }
error_condition
default_error_condition() const;
string
message() const
{ return category().message(value()); }
// Safe bool idiom.
// explicit operator bool() const throw()
@ -121,20 +169,127 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
static void __not_bool_type() { }
operator __bool_type() const throw()
operator __bool_type() const
{ return _M_value != 0 ? &__not_bool_type : false; }
bool operator==(const error_code& __other) const
{ return value() == __other.value() && category() == __other.category(); }
bool operator!=(const error_code& __other) const
{ return !(this == &__other); }
private:
int _M_value;
const error_category* _M_cat;
};
error_code
make_error_code(posix_error::posix_errno);
// 19.4.2.5 non-member functions
bool operator<(const error_code& lhs, const error_code& rhs);
template<typename charT, typename traits>
basic_ostream<charT,traits>&
operator<<(basic_ostream<charT,traits>& os, const error_code& __code);
/// error_condition
// Portable error identification
struct error_condition
{
error_condition() : _M_value(0), _M_cat(system_category) { }
error_condition(int __v, const error_category& __cat)
: _M_value(__v), _M_cat(__cat) { }
template<typename _ErrorEnum>
error_condition(typename enable_if<is_error_condition_enum<_ErrorEnum>::value, _ErrorEnum>::type __v) : _M_value(__v), _M_cat(system_category) { }
void
assign(int val, const error_category& cat);
template<typename _ErrorEnum>
error_condition&
operator=(typename enable_if<is_error_condition_enum<_ErrorEnum>::value, _ErrorEnum>::type __v)
{ _M_value = __v; }
void
clear();
// 19.4.3.4 observers
int
value() const { return _M_value; }
const error_category&
category() const { return _M_cat; }
string
message() const
{ return category().message(value()); }
// Safe bool idiom.
// explicit operator bool() const throw()
// { return _M_value != 0; }
typedef void (*__bool_type)();
static void __not_bool_type() { }
operator __bool_type() const
{ return _M_value != 0 ? &__not_bool_type : false; }
private:
int _M_value;
const error_category& _M_cat;
};
error_condition
make_error_condition(posix_error::posix_errno);
// 19.4.3.5 non-member functions
inline bool
operator<(const error_condition& lhs, const error_condition& rhs)
{
bool __t1 = lhs.category() < rhs.category();
bool __t2 = lhs.category() == rhs.category() && lhs.value() < rhs.value();
return __t1 || __t2;
}
// 19.4.4 Comparison operators
inline bool
operator==(const error_code& lhs, const error_code& rhs)
{ return lhs.category() == rhs.category() && lhs.value() == rhs.value(); }
inline bool
operator==(const error_code& lhs, const error_condition& rhs)
{
bool __t1 = lhs.category().equivalent(lhs.value(), rhs);
bool __t2 = rhs.category().equivalent(lhs, rhs.value());
return __t1 || __t2;
}
inline bool
operator==(const error_condition& lhs, const error_code& rhs)
{
bool __t1 = rhs.category().equivalent(rhs.value(), lhs);
bool __t2 = lhs.category().equivalent(rhs, lhs.value());
return __t1 || __t2;
}
inline bool
operator==(const error_condition& lhs, const error_condition& rhs)
{ return lhs.category() == rhs.category() && lhs.value() == rhs.value(); }
inline bool
operator!=(const error_code& lhs, const error_code& rhs)
{ return !(lhs == rhs); }
inline bool
operator!=(const error_code& lhs, const error_condition& rhs)
{ return !(lhs == rhs); }
inline bool
operator!=(const error_condition& lhs, const error_code& rhs)
{ return !(lhs == rhs); }
inline bool
operator!=(const error_condition& lhs, const error_condition& rhs)
{ return !(lhs == rhs); }
/// Thrown to indicate error code of underlying system.
class system_error : public std::runtime_error
{
@ -145,10 +300,13 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
system_error(error_code __ec = error_code())
: runtime_error(""), _M_code(__ec) { }
system_error(const string& __what, error_code __ec = error_code())
system_error(error_code __ec, const string& __what)
: runtime_error(__what), _M_code(__ec) { }
system_error(const string& __what, int __v, const error_category& __ecat)
system_error(int __v, const error_category& __ecat)
: runtime_error(""), _M_code(error_code(__v, __ecat)) { }
system_error(int __v, const error_category& __ecat, const string& __what)
: runtime_error(__what), _M_code(error_code(__v, __ecat)) { }
virtual ~system_error() throw();

2
libstdc++-v3/src/functexcept.cc
View File

@ -98,7 +98,7 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
void
__throw_system_error(const char* __s)
{ throw system_error(_(__s)); }
{ throw system_error(error_code(), _(__s)); }
void
__throw_system_error(int __i)

48
libstdc++-v3/src/system_error.cc
View File

@ -1,6 +1,6 @@
// <system_error> implementation file
// Copyright (C) 2007
// Copyright (C) 2007, 2008
// Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
@ -35,27 +35,23 @@
namespace
{
using std::string;
struct gnu_error_category : public std::error_category
{
virtual const std::string&
virtual const char*
name() const
{
static const std::string category("GNU");
return category;
const char* s = "GNU";
return s;
}
virtual std::posix_error::posix_errno
posix(int __v) const
virtual string
message(int i) const
{
#ifdef _GLIBCXX_HAVE_SYS_NERR
const int last_errorno = sys_nerr;
#else
const int last_errorno = std::numeric_limits<int>::max();
#endif
if (__v > 0 && __v <= last_errorno)
return std::posix_error::posix_errno(__v);
else
return std::posix_error::no_posix_equivalent;
// XXX locale issues: how does one get or set loc.
// _GLIBCXX_HAVE_STRERROR_L, strerror_l(i, cloc)
return string(strerror(i));
}
};
@ -64,8 +60,28 @@ namespace
_GLIBCXX_BEGIN_NAMESPACE(std)
const error_category& system_category = gnu_category;
const error_category&
get_posix_category() { return gnu_category; }
const error_category&
get_system_category() { return gnu_category; }
system_error::~system_error() throw() { }
error_condition
error_category::default_error_condition(int __i) const
{ return error_condition(__i, *this); }
bool
error_category::equivalent(int __i, const error_condition& __cond) const
{ return default_error_condition(__i) == __cond; }
bool
error_category::equivalent(const error_code& __code, int __i) const
{ return *this == __code.category() && __code.value() == __i; }
error_condition
error_code::default_error_condition() const
{ return category().default_error_condition(value()); }
_GLIBCXX_END_NAMESPACE

27
libstdc++-v3/testsuite/19_diagnostics/error_category/cons/copy_neg.cc
View File

@ -2,7 +2,7 @@
// { dg-do compile }
// 2007-08-22 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2007 Free Software Foundation, Inc.
// Copyright (C) 2007, 2008 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
@ -21,24 +21,7 @@
// USA.
#include <system_error>
#include <testsuite_hooks.h>
namespace __gnu_test
{
struct test_category : public std::error_category
{
virtual std::posix_error::posix_errno
posix(int __v) const
{ return std::posix_error::posix_errno(__v); }
virtual const std::string&
name() const
{
static std::string s("__gnu_test::test_category");
return s;
}
};
}
#include <testsuite_error.h>
int main()
{
@ -50,7 +33,7 @@ int main()
return 0;
}
// { dg-error "is private" "" { target *-*-* } 76 }
// { dg-error "within this context" "" { target *-*-* } 29 }
// { dg-error "first required here" "" { target *-*-* } 48 }
// { dg-error "is private" "" { target *-*-* } 105 }
// { dg-error "within this context" "" { target *-*-* } 41 }
// { dg-error "first required here" "" { target *-*-* } 31 }
// { dg-excess-errors "copy constructor" }

31
libstdc++-v3/testsuite/19_diagnostics/error_category/cons/default.cc
View File

@ -1,7 +1,7 @@
// { dg-options "-std=gnu++0x" }
// 2007-08-22 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2007 Free Software Foundation, Inc.
// Copyright (C) 2007, 2008 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
@ -20,34 +20,7 @@
// USA.
#include <system_error>
#include <testsuite_hooks.h>
namespace __gnu_test
{
struct test_category : public std::error_category
{
virtual std::posix_error::posix_errno
posix(int __v) const
{ return std::posix_error::posix_errno(__v); }
virtual const std::string&
name() const
{
static std::string s("__gnu_test::test_category");
return s;
}
};
struct test_derived_category : public test_category
{
virtual const std::string&
name() const
{
static std::string s("__gnu_test::test_derived_category");
return s;
}
};
}
#include <testsuite_error.h>
int main()
{

31
libstdc++-v3/testsuite/19_diagnostics/error_category/operators/equal.cc
View File

@ -1,7 +1,7 @@
// { dg-options "-std=gnu++0x" }
// 2007-08-22 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2007 Free Software Foundation, Inc.
// Copyright (C) 2007, 2008 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
@ -20,34 +20,7 @@
// USA.
#include <system_error>
#include <testsuite_hooks.h>
namespace __gnu_test
{
struct test_category : public std::error_category
{
virtual std::posix_error::posix_errno
posix(int __v) const
{ return std::posix_error::posix_errno(__v); }
virtual const std::string&
name() const
{
static std::string s("__gnu_test::test_category");
return s;
}
};
struct test_derived_category : public test_category
{
virtual const std::string&
name() const
{
static std::string s("__gnu_test::test_derived_category");
return s;
}
};
}
#include <testsuite_error.h>
int main()
{

31
libstdc++-v3/testsuite/19_diagnostics/error_category/operators/not_equal.cc
View File

@ -1,7 +1,7 @@
// { dg-options "-std=gnu++0x" }
// 2007-08-22 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2007 Free Software Foundation, Inc.
// Copyright (C) 2007, 2008 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
@ -20,34 +20,7 @@
// USA.
#include <system_error>
#include <testsuite_hooks.h>
namespace __gnu_test
{
struct test_category : public std::error_category
{
virtual std::posix_error::posix_errno
posix(int __v) const
{ return std::posix_error::posix_errno(__v); }
virtual const std::string&
name() const
{
static std::string s("__gnu_test::test_category");
return s;
}
};
struct test_derived_category : public test_category
{
virtual const std::string&
name() const
{
static std::string s("__gnu_test::test_derived_category");
return s;
}
};
}
#include <testsuite_error.h>
int main()
{

21
libstdc++-v3/testsuite/19_diagnostics/error_code/cons/1.cc
View File

@ -1,7 +1,7 @@
// { dg-options "-std=gnu++0x" }
// 2007-08-22 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2007 Free Software Foundation, Inc.
// Copyright (C) 2007, 2008 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
@ -20,24 +20,7 @@
// USA.
#include <system_error>
#include <testsuite_hooks.h>
namespace __gnu_test
{
struct test_category : public std::error_category
{
virtual std::posix_error::posix_errno
posix(int __v) const
{ return std::posix_error::posix_errno(__v); }
virtual const std::string&
name() const
{
static std::string s("__gnu_test::test_category");
return s;
}
};
}
#include <testsuite_error.h>
int main()
{

21
libstdc++-v3/testsuite/19_diagnostics/error_code/operators/equal.cc
View File

@ -1,7 +1,7 @@
// { dg-options "-std=gnu++0x" }
// 2007-08-22 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2007 Free Software Foundation, Inc.
// Copyright (C) 2007, 2008 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
@ -20,24 +20,7 @@
// USA.
#include <system_error>
#include <testsuite_hooks.h>
namespace __gnu_test
{
struct test_category : public std::error_category
{
virtual std::posix_error::posix_errno
posix(int __v) const
{ return std::posix_error::posix_errno(__v); }
virtual const std::string&
name() const
{
static std::string s("__gnu_test::test_category");
return s;
}
};
}
#include <testsuite_error.h>
// unspecified bool operator positive tests
int main()

21
libstdc++-v3/testsuite/19_diagnostics/error_code/operators/not_equal.cc
View File

@ -1,7 +1,7 @@
// { dg-options "-std=gnu++0x" }
// 2007-08-22 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2007 Free Software Foundation, Inc.
// Copyright (C) 2007, 2008 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
@ -20,24 +20,7 @@
// USA.
#include <system_error>
#include <testsuite_hooks.h>
namespace __gnu_test
{
struct test_category : public std::error_category
{
virtual std::posix_error::posix_errno
posix(int __v) const
{ return std::posix_error::posix_errno(__v); }
virtual const std::string&
name() const
{
static std::string s("__gnu_test::test_category");
return s;
}
};
}
#include <testsuite_error.h>
// unspecified bool operator positive tests
int main()

6
libstdc++-v3/testsuite/19_diagnostics/system_error/cons-1.cc
View File

@ -1,7 +1,7 @@
// { dg-options "-std=gnu++0x" }
// 2007-06-05 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2007 Free Software Foundation, Inc.
// Copyright (C) 2007, 2008 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
@ -31,14 +31,14 @@ int main()
// 1
{
std::system_error err1(s, e);
std::system_error err1(e, s);
VERIFY( err1.code() == e );
VERIFY( std::strcmp(err1.runtime_error::what(), s.c_str()) == 0 );
}
// 2
{
std::system_error err2(s, 95, std::system_category);
std::system_error err2(95, std::system_category, s);
VERIFY( err2.code() == std::error_code(95, std::system_category) );
VERIFY( std::strcmp(err2.runtime_error::what(), s.c_str()) == 0 );
}

2
libstdc++-v3/testsuite/19_diagnostics/system_error/cons_virtual_derivation.cc
View File

@ -26,6 +26,6 @@
int main()
{
typedef std::system_error test_type;
__gnu_test::diamond_derivation<test_type, false>::test();
__gnu_test::diamond_derivation<test_type, true>::test();
return 0;
}

20
libstdc++-v3/testsuite/19_diagnostics/system_error/what-1.cc
View File

@ -1,6 +1,6 @@
// { dg-options "-std=gnu++0x" }
// Copyright (C) 2007
// Copyright (C) 2007, 2008
// Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
@ -26,29 +26,31 @@
#include <cstring>
#include <testsuite_hooks.h>
using namespace std;
// libstdc++/1972
void test01()
{
bool test __attribute__((unused)) = true;
std::string s("lack of sunlight, no water error");
string s("lack of sunlight, no water error");
// 1
std::system_error obj1 = std::system_error(s);
system_error obj1 = system_error(error_code(), s);
// 2
std::system_error obj2(s);
system_error obj2(error_code(), s);
VERIFY( std::strcmp(obj1.what(), s.data()) == 0 );
VERIFY( std::strcmp(obj2.what(), s.data()) == 0 );
VERIFY( strcmp(obj1.what(), s.data()) == 0 );
VERIFY( strcmp(obj2.what(), s.data()) == 0 );
}
void test02()
{
bool test __attribute__((unused)) = true;
std::string s("lack of sunlight error");
std::system_error x(s);
string s("lack of sunlight error");
system_error x(error_code(), s);
VERIFY( std::strcmp(x.what(), s.data()) == 0 );
VERIFY( strcmp(x.what(), s.data()) == 0 );
}
int main(void)

4
libstdc++-v3/testsuite/19_diagnostics/system_error/what-2.cc
View File

@ -1,6 +1,6 @@
// { dg-options "-std=gnu++0x" }
// Copyright (C) 2007
// Copyright (C) 2007, 2008
// Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
@ -30,7 +30,7 @@
class fuzzy_logic : public std::system_error
{
public:
fuzzy_logic() : std::system_error("whoa") { }
fuzzy_logic() : std::system_error(std::error_code(), "whoa") { }
};
void test03()

6
libstdc++-v3/testsuite/19_diagnostics/system_error/what-3.cc
View File

@ -41,12 +41,12 @@ void test04()
const std::string s("CA ISO emergency once again:immediate power down");
const char* strlit1 = "wish I lived in Palo Alto";
const char* strlit2 = "...or Santa Barbara";
std::system_error obj1(s);
std::system_error obj1(std::error_code(), s);
// block 01
{
const std::string s2(strlit1);
std::system_error obj2(s2);
std::system_error obj2(std::error_code(), s2);
obj1 = obj2;
}
allocate_on_stack();
@ -55,7 +55,7 @@ void test04()
// block 02
{
const std::string s3(strlit2);
std::system_error obj3 = std::system_error(s3);
std::system_error obj3 = std::system_error(std::error_code(), s3);
obj1 = obj3;
}
allocate_on_stack();

4
libstdc++-v3/testsuite/19_diagnostics/system_error/what-4.cc
View File

@ -1,6 +1,6 @@
// { dg-options "-std=gnu++0x" }
// Copyright (C) 2007
// Copyright (C) 2007, 2008
// Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
@ -32,7 +32,7 @@ void test01()
bool test __attribute__((unused)) = true;
std::string s("after nine thirty, this request cannot be met");
std::system_error obj = std::system_error(s, std::posix_error::invalid_argument);
std::system_error obj = std::system_error(std::posix_error::invalid_argument, s);
std::string s1(obj.what());
std::string s2(obj.what());
VERIFY( s1 == s2 );

4
libstdc++-v3/testsuite/19_diagnostics/system_error/what-big.cc
View File

@ -1,6 +1,6 @@
// { dg-options "-std=gnu++0x" }
// Copyright (C) 2007 Free Software Foundation, Inc.
// Copyright (C) 2007, 2008 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
@ -30,7 +30,7 @@ void test01()
bool test __attribute__((unused)) = true;
const std::string xxx(10000, 'x');
test_type t(xxx);
test_type t(std::error_code(), xxx);
VERIFY( std::strcmp(t.what(), xxx.c_str()) == 0 );
}

66
libstdc++-v3/testsuite/util/testsuite_error.h Normal file
View File

@ -0,0 +1,66 @@
// -*- C++ -*-
// Error handling utils for the C++ library testsuite.
//
// Copyright (C) 2007, 2008 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.
//
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
#include <testsuite_hooks.h>
#ifndef _TESTSUITE_ERROR_H
#define _TESTSUITE_ERROR_H 1
namespace __gnu_test
{
using std::string;
struct test_category : public std::error_category
{
virtual const char*
name() const
{
const char* s = "__gnu_test::test_category";
return s;
}
virtual string
message(int) const
{ return string("message to be determined"); }
};
struct test_derived_category : public test_category
{
virtual const char*
name() const
{
const char* s = "__gnu_test::test_derived_category";
return s;
}
};
}
#endif