2 // Utility subroutines for the C++ library testsuite.
4 // Copyright (C) 2002, 2003 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_MEM_LIMITS
36 #include <sys/resource.h>
47 #ifdef _GLIBCXX_MEM_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_MEMLIMIT_DATA
57 getrlimit(RLIMIT_DATA, &r);
59 setrlimit(RLIMIT_DATA, &r);
63 #if _GLIBCXX_HAVE_MEMLIMIT_RSS
64 getrlimit(RLIMIT_RSS, &r);
66 setrlimit(RLIMIT_RSS, &r);
69 // Mapped memory (brk + mmap).
70 #if _GLIBCXX_HAVE_MEMLIMIT_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_MEMLIMIT_AS && !defined(__hpux__)
81 getrlimit(RLIMIT_AS, &r);
83 setrlimit(RLIMIT_AS, &r);
89 set_memory_limits(float) { }
94 verify_demangle(const char* mangled, const char* wanted)
97 const char* s = abi::__cxa_demangle(mangled, 0, 0, &status);
103 s = "error code = 0: success";
106 s = "error code = -1: memory allocation failure";
109 s = "error code = -2: invalid mangled name";
112 s = "error code = -3: invalid arguments";
115 s = "error code unknown - who knows what happened";
119 std::string w(wanted);
121 throw std::runtime_error(s);
125 // Useful exceptions.
126 class locale_data : public std::runtime_error
130 locale_data(const std::string& __arg) : runtime_error(__arg) { }
133 class environment_variable: public std::runtime_error
137 environment_variable(const std::string& __arg) : runtime_error(__arg) { }
140 class not_found : public std::runtime_error
144 not_found(const std::string& __arg) : runtime_error(__arg) { }
148 run_tests_wrapped_locale(const char* name, const func_callback& l)
153 // Set the global locale.
154 locale loc_name = try_named_locale(name);
155 locale orig = locale::global(loc_name);
157 const char* res = setlocale(LC_ALL, name);
160 string preLC_ALL = res;
161 const func_callback::test_type* tests = l.tests();
162 for (int i = 0; i < l.size(); ++i)
164 string postLC_ALL= setlocale(LC_ALL, NULL);
165 VERIFY( preLC_ALL == postLC_ALL );
168 throw environment_variable(string("LC_ALL for ") + string(name));
172 run_tests_wrapped_env(const char* name, const char* env,
173 const func_callback& l)
178 #ifdef _GLIBCXX_HAVE_SETENV
179 // Set the global locale.
180 locale loc_name = try_named_locale(name);
181 locale orig = locale::global(loc_name);
183 // Set environment variable env to value in name.
184 const char* oldENV = getenv(env);
185 if (!setenv(env, name, 1))
187 const func_callback::test_type* tests = l.tests();
188 for (int i = 0; i < l.size(); ++i)
190 setenv(env, oldENV ? oldENV : "", 1);
193 throw environment_variable(string(env) + string(" to ") + string(name));
198 try_named_locale(const char* name)
202 return std::locale(name);
204 catch (std::runtime_error& ex)
206 // Thrown by generic and gnu implemenation if named locale fails.
207 if (std::strstr(ex.what(), "name not valid"))
215 try_mkfifo (const char* filename, mode_t mode)
217 #if defined (_NEWLIB_VERSION) || defined (__MINGW32_VERSION)
218 /* Newlib and MinGW32 do not have mkfifo. */
221 return mkfifo(filename, mode);
225 counter::size_type counter::count = 0;
226 unsigned int copy_constructor::count_ = 0;
227 unsigned int copy_constructor::throw_on_ = 0;
228 unsigned int assignment_operator::count_ = 0;
229 unsigned int assignment_operator::throw_on_ = 0;
230 unsigned int destructor::_M_count = 0;
231 int copy_tracker::next_id_ = 0;
232 }; // namespace __gnu_test
236 // Member specializations for the existing facet classes.
237 // NB: This isn't especially portable. Perhaps a better way would be
238 // to just specialize all of numpunct and ctype.
239 using __gnu_test::int_type;
240 using __gnu_test::value_type;
241 using __gnu_test::pod_type;
246 do_is(mask, char_type) const { return true; }
251 do_is(const char_type* __lo, const char_type*, mask*) const
257 do_scan_is(mask, const char_type* __lo, const char_type*) const
263 do_scan_not(mask, const char_type* __lo, const char_type*) const
269 do_toupper(char_type __c) const
275 do_toupper(char_type*, const char_type* __hi) const
281 do_tolower(char_type __c) const
287 do_tolower(char_type*, const char_type* __hi) const
293 do_widen(char __c) const
295 char_type ret = { value_type(__c) };
302 do_widen(const char* __lo, const char* __hi, char_type* __dest) const
306 *__dest = this->do_widen(*__lo);
316 do_narrow(char_type __wc, char) const
317 { return static_cast<char>(__wc.value); }
322 do_narrow(const pod_type* __lo, const pod_type* __hi,
323 char, char* __dest) const
327 *__dest = this->do_narrow(*__lo, char());
335 ctype<pod_type>::~ctype() { }
339 numpunct<pod_type>::_M_initialize_numpunct(__c_locale)
342 _M_data = new __numpunct_cache<pod_type>;
344 _M_data->_M_grouping = "";
345 _M_data->_M_use_grouping = false;
347 _M_data->_M_decimal_point.value = value_type('.');
348 _M_data->_M_thousands_sep.value = value_type(',');
350 for (size_t i = 0; i < __num_base::_S_oend; ++i)
352 value_type v = __num_base::_S_atoms_out[i];
353 _M_data->_M_atoms_out[i].value = v;
355 _M_data->_M_atoms_out[__num_base::_S_oend] = pod_type();
357 for (size_t i = 0; i < __num_base::_S_iend; ++i)
358 _M_data->_M_atoms_in[i].value = value_type(__num_base::_S_atoms_in[i]);
359 _M_data->_M_atoms_in[__num_base::_S_iend] = pod_type();
362 pod_type* __truename = new pod_type[4 + 1];
363 __truename[0].value = value_type('t');
364 __truename[1].value = value_type('r');
365 __truename[2].value = value_type('u');
366 __truename[3].value = value_type('e');
367 __truename[4] = pod_type();
368 _M_data->_M_truename = __truename;
371 pod_type* __falsename = new pod_type[5 + 1];
372 __falsename[0].value = value_type('f');
373 __falsename[1].value = value_type('a');
374 __falsename[2].value = value_type('l');
375 __falsename[3].value = value_type('s');
376 __falsename[4].value = value_type('e');
377 __falsename[5] = pod_type();
378 _M_data->_M_falsename = __falsename;
382 numpunct<pod_type>::~numpunct()