2 // Utility subroutines for the C++ library testsuite.
4 // Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 2, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING. If not, write to the Free
19 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
22 // As a special exception, you may use this file as part of a free software
23 // library without restriction. Specifically, if other files instantiate
24 // templates or use macros or inline functions from this file, or you compile
25 // this file and link it with other files to produce an executable, this
26 // file does not by itself cause the resulting executable to be covered by
27 // the GNU General Public License. This exception does not however
28 // invalidate any other reasons why the executable file might be covered by
29 // the GNU General Public License.
31 #include <testsuite_hooks.h>
33 #ifdef _GLIBCXX_RES_LIMITS
36 #include <sys/resource.h>
47 #ifdef _GLIBCXX_RES_LIMITS
49 set_memory_limits(float size
)
52 // Cater to the absence of rlim_t.
53 __typeof__ (r
.rlim_cur
) limit
= (__typeof__ (r
.rlim_cur
))(size
* 1048576);
55 // Heap size, seems to be common.
56 #if _GLIBCXX_HAVE_LIMIT_DATA
57 getrlimit(RLIMIT_DATA
, &r
);
59 setrlimit(RLIMIT_DATA
, &r
);
63 #if _GLIBCXX_HAVE_LIMIT_RSS
64 getrlimit(RLIMIT_RSS
, &r
);
66 setrlimit(RLIMIT_RSS
, &r
);
69 // Mapped memory (brk + mmap).
70 #if _GLIBCXX_HAVE_LIMIT_VMEM
71 getrlimit(RLIMIT_VMEM
, &r
);
73 setrlimit(RLIMIT_VMEM
, &r
);
77 // On HP-UX 11.23, a trivial C++ program that sets RLIMIT_AS to
78 // anything less than 128MB cannot "malloc" even 1K of memory.
79 // Therefore, we skip RLIMIT_AS on HP-UX.
80 #if _GLIBCXX_HAVE_LIMIT_AS && !defined(__hpux__)
81 getrlimit(RLIMIT_AS
, &r
);
83 setrlimit(RLIMIT_AS
, &r
);
89 set_memory_limits(float) { }
92 #ifdef _GLIBCXX_RES_LIMITS
94 set_file_limit(unsigned long size
)
96 #if _GLIBCXX_HAVE_LIMIT_FSIZE
98 // Cater to the absence of rlim_t.
99 __typeof__ (r
.rlim_cur
) limit
= (__typeof__ (r
.rlim_cur
))(size
);
101 getrlimit(RLIMIT_FSIZE
, &r
);
103 setrlimit(RLIMIT_FSIZE
, &r
);
109 set_file_limit(unsigned long) { }
113 verify_demangle(const char* mangled
, const char* wanted
)
116 const char* s
= abi::__cxa_demangle(mangled
, 0, 0, &status
);
122 s
= "error code = 0: success";
125 s
= "error code = -1: memory allocation failure";
128 s
= "error code = -2: invalid mangled name";
131 s
= "error code = -3: invalid arguments";
134 s
= "error code unknown - who knows what happened";
138 std::string
w(wanted
);
140 throw std::runtime_error(s
);
144 // Useful exceptions.
145 class locale_data
: public std::runtime_error
149 locale_data(const std::string
& __arg
) : runtime_error(__arg
) { }
152 class environment_variable
: public std::runtime_error
156 environment_variable(const std::string
& __arg
) : runtime_error(__arg
) { }
159 class not_found
: public std::runtime_error
163 not_found(const std::string
& __arg
) : runtime_error(__arg
) { }
167 run_tests_wrapped_locale(const char* name
, const func_callback
& l
)
172 // Set the global locale.
173 locale loc_name
= try_named_locale(name
);
174 locale orig
= locale::global(loc_name
);
176 const char* res
= setlocale(LC_ALL
, name
);
179 string preLC_ALL
= res
;
180 const func_callback::test_type
* tests
= l
.tests();
181 for (int i
= 0; i
< l
.size(); ++i
)
183 string postLC_ALL
= setlocale(LC_ALL
, NULL
);
184 VERIFY( preLC_ALL
== postLC_ALL
);
187 throw environment_variable(string("LC_ALL for ") + string(name
));
191 run_tests_wrapped_env(const char* name
, const char* env
,
192 const func_callback
& l
)
197 #ifdef _GLIBCXX_HAVE_SETENV
198 // Set the global locale.
199 locale loc_name
= try_named_locale(name
);
200 locale orig
= locale::global(loc_name
);
202 // Set environment variable env to value in name.
203 const char* oldENV
= getenv(env
);
204 if (!setenv(env
, name
, 1))
206 const func_callback::test_type
* tests
= l
.tests();
207 for (int i
= 0; i
< l
.size(); ++i
)
209 setenv(env
, oldENV
? oldENV
: "", 1);
212 throw environment_variable(string(env
) + string(" to ") + string(name
));
217 try_named_locale(const char* name
)
221 return std::locale(name
);
223 catch (std::runtime_error
& ex
)
225 // Thrown by generic and gnu implemenation if named locale fails.
226 if (std::strstr(ex
.what(), "name not valid"))
234 try_mkfifo (const char* filename
, mode_t mode
)
236 #if defined (_NEWLIB_VERSION) || defined (__MINGW32_VERSION)
237 /* Newlib and MinGW32 do not have mkfifo. */
240 return mkfifo(filename
, mode
);
244 counter::size_type
counter::count
= 0;
245 unsigned int copy_constructor::count_
= 0;
246 unsigned int copy_constructor::throw_on_
= 0;
247 unsigned int assignment_operator::count_
= 0;
248 unsigned int assignment_operator::throw_on_
= 0;
249 unsigned int destructor::_M_count
= 0;
250 int copy_tracker::next_id_
= 0;
251 }; // namespace __gnu_test
255 // Member specializations for the existing facet classes.
256 // NB: This isn't especially portable. Perhaps a better way would be
257 // to just specialize all of numpunct and ctype.
258 using __gnu_test::int_type
;
259 using __gnu_test::value_type
;
260 using __gnu_test::pod_type
;
265 do_is(mask
, char_type
) const { return true; }
270 do_is(const char_type
* __lo
, const char_type
*, mask
*) const
276 do_scan_is(mask
, const char_type
* __lo
, const char_type
*) const
282 do_scan_not(mask
, const char_type
* __lo
, const char_type
*) const
288 do_toupper(char_type __c
) const
294 do_toupper(char_type
*, const char_type
* __hi
) const
300 do_tolower(char_type __c
) const
306 do_tolower(char_type
*, const char_type
* __hi
) const
312 do_widen(char __c
) const
314 char_type ret
= { value_type(__c
) };
321 do_widen(const char* __lo
, const char* __hi
, char_type
* __dest
) const
325 *__dest
= this->do_widen(*__lo
);
335 do_narrow(char_type __wc
, char) const
336 { return static_cast<char>(__wc
.value
); }
341 do_narrow(const pod_type
* __lo
, const pod_type
* __hi
,
342 char, char* __dest
) const
346 *__dest
= this->do_narrow(*__lo
, char());
354 ctype
<pod_type
>::~ctype() { }
358 numpunct
<pod_type
>::_M_initialize_numpunct(__c_locale
)
361 _M_data
= new __numpunct_cache
<pod_type
>;
363 _M_data
->_M_grouping
= "";
364 _M_data
->_M_use_grouping
= false;
366 _M_data
->_M_decimal_point
.value
= value_type('.');
367 _M_data
->_M_thousands_sep
.value
= value_type(',');
369 for (size_t i
= 0; i
< __num_base::_S_oend
; ++i
)
371 value_type v
= __num_base::_S_atoms_out
[i
];
372 _M_data
->_M_atoms_out
[i
].value
= v
;
374 _M_data
->_M_atoms_out
[__num_base::_S_oend
] = pod_type();
376 for (size_t j
= 0; j
< __num_base::_S_iend
; ++j
)
377 _M_data
->_M_atoms_in
[j
].value
= value_type(__num_base::_S_atoms_in
[j
]);
378 _M_data
->_M_atoms_in
[__num_base::_S_iend
] = pod_type();
381 pod_type
* __truename
= new pod_type
[4 + 1];
382 __truename
[0].value
= value_type('t');
383 __truename
[1].value
= value_type('r');
384 __truename
[2].value
= value_type('u');
385 __truename
[3].value
= value_type('e');
386 __truename
[4] = pod_type();
387 _M_data
->_M_truename
= __truename
;
390 pod_type
* __falsename
= new pod_type
[5 + 1];
391 __falsename
[0].value
= value_type('f');
392 __falsename
[1].value
= value_type('a');
393 __falsename
[2].value
= value_type('l');
394 __falsename
[3].value
= value_type('s');
395 __falsename
[4].value
= value_type('e');
396 __falsename
[5] = pod_type();
397 _M_data
->_M_falsename
= __falsename
;
401 numpunct
<pod_type
>::~numpunct()