3 * Implementation of several small and furry utilities needed within GiNaC
4 * but not of any interest to the user of the library. */
7 * GiNaC Copyright (C) 1999-2004 Johannes Gutenberg University Mainz, Germany
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
31 /* Version information buried into the library */
32 const int version_major = GINACLIB_MAJOR_VERSION;
33 const int version_minor = GINACLIB_MINOR_VERSION;
34 const int version_micro = GINACLIB_MICRO_VERSION;
37 /** ctor for pole_error exception class. */
38 pole_error::pole_error(const std::string& what_arg, int degree)
39 : domain_error(what_arg), deg(degree) { }
41 /** Return the degree of the pole_error exception class. */
42 int pole_error::degree() const
47 /** Integer binary logarithm */
48 unsigned log2(unsigned n)
51 for (k = 0; n > 1; n >>= 1)
58 // flyweight chest of numbers is initialized here:
61 /** How many static objects were created? Only the first one must create
62 * the static flyweights on the heap. */
63 int library_init::count = 0;
65 // static numeric -120
66 const numeric *_num_120_p;
67 const numeric &_num_120 = *_num_120_p;
68 const ex _ex_120 = _num_120;
71 const numeric *_num_60_p;
72 const numeric &_num_60 = *_num_60_p;
73 const ex _ex_60 = _num_60;
76 const numeric *_num_48_p;
77 const numeric &_num_48 = *_num_48_p;
78 const ex _ex_48 = _num_48;
81 const numeric *_num_30_p;
82 const numeric &_num_30 = *_num_30_p;
83 const ex _ex_30 = _num_30;
86 const numeric *_num_25_p;
87 const numeric &_num_25 = *_num_25_p;
88 const ex _ex_25 = _num_25;
91 const numeric *_num_24_p;
92 const numeric &_num_24 = *_num_24_p;
93 const ex _ex_24 = _num_24;
96 const numeric *_num_20_p;
97 const numeric &_num_20 = *_num_20_p;
98 const ex _ex_20 = _num_20;
100 // static numeric -18
101 const numeric *_num_18_p;
102 const numeric &_num_18 = *_num_18_p;
103 const ex _ex_18 = _num_18;
105 // static numeric -15
106 const numeric *_num_15_p;
107 const numeric &_num_15 = *_num_15_p;
108 const ex _ex_15 = _num_15;
110 // static numeric -12
111 const numeric *_num_12_p;
112 const numeric &_num_12 = *_num_12_p;
113 const ex _ex_12 = _num_12;
115 // static numeric -11
116 const numeric *_num_11_p;
117 const numeric &_num_11 = *_num_11_p;
118 const ex _ex_11 = _num_11;
120 // static numeric -10
121 const numeric *_num_10_p;
122 const numeric &_num_10 = *_num_10_p;
123 const ex _ex_10 = _num_10;
126 const numeric *_num_9_p;
127 const numeric &_num_9 = *_num_9_p;
128 const ex _ex_9 = _num_9;
131 const numeric *_num_8_p;
132 const numeric &_num_8 = *_num_8_p;
133 const ex _ex_8 = _num_8;
136 const numeric *_num_7_p;
137 const numeric &_num_7 = *_num_7_p;
138 const ex _ex_7 = _num_7;
141 const numeric *_num_6_p;
142 const numeric &_num_6 = *_num_6_p;
143 const ex _ex_6 = _num_6;
146 const numeric *_num_5_p;
147 const numeric &_num_5 = *_num_5_p;
148 const ex _ex_5 = _num_5;
151 const numeric *_num_4_p;
152 const numeric &_num_4 = *_num_4_p;
153 const ex _ex_4 = _num_4;
156 const numeric *_num_3_p;
157 const numeric &_num_3 = *_num_3_p;
158 const ex _ex_3 = _num_3;
161 const numeric *_num_2_p;
162 const numeric &_num_2 = *_num_2_p;
163 const ex _ex_2 = _num_2;
166 const numeric *_num_1_p;
167 const numeric &_num_1 = *_num_1_p;
168 const ex _ex_1 = _num_1;
170 // static numeric -1/2
171 const numeric *_num_1_2_p;
172 const numeric &_num_1_2= *_num_1_2_p;
173 const ex _ex_1_2= _num_1_2;
175 // static numeric -1/3
176 const numeric *_num_1_3_p;
177 const numeric &_num_1_3= *_num_1_3_p;
178 const ex _ex_1_3= _num_1_3;
180 // static numeric -1/4
181 const numeric *_num_1_4_p;
182 const numeric &_num_1_4= *_num_1_4_p;
183 const ex _ex_1_4= _num_1_4;
186 const numeric *_num0_p;
187 const basic *_num0_bp;
188 const numeric &_num0 = *_num0_p;
189 const ex _ex0 = _num0;
191 // static numeric 1/4
192 const numeric *_num1_4_p;
193 const numeric &_num1_4 = *_num1_4_p;
194 const ex _ex1_4 = _num1_4;
196 // static numeric 1/3
197 const numeric *_num1_3_p;
198 const numeric &_num1_3 = *_num1_3_p;
199 const ex _ex1_3 = _num1_3;
201 // static numeric 1/2
202 const numeric *_num1_2_p;
203 const numeric &_num1_2 = *_num1_2_p;
204 const ex _ex1_2 = _num1_2;
207 const numeric *_num1_p;
208 const numeric &_num1 = *_num1_p;
209 const ex _ex1 = _num1;
212 const numeric *_num2_p;
213 const numeric &_num2 = *_num2_p;
214 const ex _ex2 = _num2;
217 const numeric *_num3_p;
218 const numeric &_num3 = *_num3_p;
219 const ex _ex3 = _num3;
222 const numeric *_num4_p;
223 const numeric &_num4 = *_num4_p;
224 const ex _ex4 = _num4;
227 const numeric *_num5_p;
228 const numeric &_num5 = *_num5_p;
229 const ex _ex5 = _num5;
232 const numeric *_num6_p;
233 const numeric &_num6 = *_num6_p;
234 const ex _ex6 = _num6;
237 const numeric *_num7_p;
238 const numeric &_num7 = *_num7_p;
239 const ex _ex7 = _num7;
242 const numeric *_num8_p;
243 const numeric &_num8 = *_num8_p;
244 const ex _ex8 = _num8;
247 const numeric *_num9_p;
248 const numeric &_num9 = *_num9_p;
249 const ex _ex9 = _num9;
252 const numeric *_num10_p;
253 const numeric &_num10 = *_num10_p;
254 const ex _ex10 = _num10;
257 const numeric *_num11_p;
258 const numeric &_num11 = *_num11_p;
259 const ex _ex11 = _num11;
262 const numeric *_num12_p;
263 const numeric &_num12 = *_num12_p;
264 const ex _ex12 = _num12;
267 const numeric *_num15_p;
268 const numeric &_num15 = *_num15_p;
269 const ex _ex15 = _num15;
272 const numeric *_num18_p;
273 const numeric &_num18 = *_num18_p;
274 const ex _ex18 = _num18;
277 const numeric *_num20_p;
278 const numeric &_num20 = *_num20_p;
279 const ex _ex20 = _num20;
282 const numeric *_num24_p;
283 const numeric &_num24 = *_num24_p;
284 const ex _ex24 = _num24;
287 const numeric *_num25_p;
288 const numeric &_num25 = *_num25_p;
289 const ex _ex25 = _num25;
292 const numeric *_num30_p;
293 const numeric &_num30 = *_num30_p;
294 const ex _ex30 = _num30;
297 const numeric *_num48_p;
298 const numeric &_num48 = *_num48_p;
299 const ex _ex48 = _num48;
302 const numeric *_num60_p;
303 const numeric &_num60 = *_num60_p;
304 const ex _ex60 = _num60;
306 // static numeric 120
307 const numeric *_num120_p;
308 const numeric &_num120 = *_num120_p;
309 const ex _ex120 = _num120;
311 /** Ctor of static initialization helpers. The fist call to this is going
312 * to initialize the library, the others do nothing. */
313 library_init::library_init()
316 _num_120_p= static_cast<const numeric*>(&((new numeric(-120))->setflag(status_flags::dynallocated)));
317 _num_60_p = static_cast<const numeric*>(&((new numeric(-60))->setflag(status_flags::dynallocated)));
318 _num_48_p = static_cast<const numeric*>(&((new numeric(-48))->setflag(status_flags::dynallocated)));
319 _num_30_p = static_cast<const numeric*>(&((new numeric(-30))->setflag(status_flags::dynallocated)));
320 _num_25_p = static_cast<const numeric*>(&((new numeric(-25))->setflag(status_flags::dynallocated)));
321 _num_24_p = static_cast<const numeric*>(&((new numeric(-24))->setflag(status_flags::dynallocated)));
322 _num_20_p = static_cast<const numeric*>(&((new numeric(-20))->setflag(status_flags::dynallocated)));
323 _num_18_p = static_cast<const numeric*>(&((new numeric(-18))->setflag(status_flags::dynallocated)));
324 _num_15_p = static_cast<const numeric*>(&((new numeric(-15))->setflag(status_flags::dynallocated)));
325 _num_12_p = static_cast<const numeric*>(&((new numeric(-12))->setflag(status_flags::dynallocated)));
326 _num_11_p = static_cast<const numeric*>(&((new numeric(-11))->setflag(status_flags::dynallocated)));
327 _num_10_p = static_cast<const numeric*>(&((new numeric(-10))->setflag(status_flags::dynallocated)));
328 _num_9_p = static_cast<const numeric*>(&((new numeric(-9))->setflag(status_flags::dynallocated)));
329 _num_8_p = static_cast<const numeric*>(&((new numeric(-8))->setflag(status_flags::dynallocated)));
330 _num_7_p = static_cast<const numeric*>(&((new numeric(-7))->setflag(status_flags::dynallocated)));
331 _num_6_p = static_cast<const numeric*>(&((new numeric(-6))->setflag(status_flags::dynallocated)));
332 _num_5_p = static_cast<const numeric*>(&((new numeric(-5))->setflag(status_flags::dynallocated)));
333 _num_4_p = static_cast<const numeric*>(&((new numeric(-4))->setflag(status_flags::dynallocated)));
334 _num_3_p = static_cast<const numeric*>(&((new numeric(-3))->setflag(status_flags::dynallocated)));
335 _num_2_p = static_cast<const numeric*>(&((new numeric(-2))->setflag(status_flags::dynallocated)));
336 _num_1_p = static_cast<const numeric*>(&((new numeric(-1))->setflag(status_flags::dynallocated)));
337 _num_1_2_p= static_cast<const numeric*>(&((new numeric(-1,2))->setflag(status_flags::dynallocated)));
338 _num_1_3_p= static_cast<const numeric*>(&((new numeric(-1,3))->setflag(status_flags::dynallocated)));
339 _num_1_4_p= static_cast<const numeric*>(&((new numeric(-1,4))->setflag(status_flags::dynallocated)));
340 _num0_p = static_cast<const numeric*>(&((new numeric(0))->setflag(status_flags::dynallocated)));
341 _num0_bp = _num0_p; // Cf. class ex default ctor.
342 _num1_4_p = static_cast<const numeric*>(&((new numeric(1,4))->setflag(status_flags::dynallocated)));
343 _num1_3_p = static_cast<const numeric*>(&((new numeric(1,3))->setflag(status_flags::dynallocated)));
344 _num1_2_p = static_cast<const numeric*>(&((new numeric(1,2))->setflag(status_flags::dynallocated)));
345 _num1_p = static_cast<const numeric*>(&((new numeric(1))->setflag(status_flags::dynallocated)));
346 _num2_p = static_cast<const numeric*>(&((new numeric(2))->setflag(status_flags::dynallocated)));
347 _num3_p = static_cast<const numeric*>(&((new numeric(3))->setflag(status_flags::dynallocated)));
348 _num4_p = static_cast<const numeric*>(&((new numeric(4))->setflag(status_flags::dynallocated)));
349 _num5_p = static_cast<const numeric*>(&((new numeric(5))->setflag(status_flags::dynallocated)));
350 _num6_p = static_cast<const numeric*>(&((new numeric(6))->setflag(status_flags::dynallocated)));
351 _num7_p = static_cast<const numeric*>(&((new numeric(7))->setflag(status_flags::dynallocated)));
352 _num8_p = static_cast<const numeric*>(&((new numeric(8))->setflag(status_flags::dynallocated)));
353 _num9_p = static_cast<const numeric*>(&((new numeric(9))->setflag(status_flags::dynallocated)));
354 _num10_p = static_cast<const numeric*>(&((new numeric(10))->setflag(status_flags::dynallocated)));
355 _num11_p = static_cast<const numeric*>(&((new numeric(11))->setflag(status_flags::dynallocated)));
356 _num12_p = static_cast<const numeric*>(&((new numeric(12))->setflag(status_flags::dynallocated)));
357 _num15_p = static_cast<const numeric*>(&((new numeric(15))->setflag(status_flags::dynallocated)));
358 _num18_p = static_cast<const numeric*>(&((new numeric(18))->setflag(status_flags::dynallocated)));
359 _num20_p = static_cast<const numeric*>(&((new numeric(20))->setflag(status_flags::dynallocated)));
360 _num24_p = static_cast<const numeric*>(&((new numeric(24))->setflag(status_flags::dynallocated)));
361 _num25_p = static_cast<const numeric*>(&((new numeric(25))->setflag(status_flags::dynallocated)));
362 _num30_p = static_cast<const numeric*>(&((new numeric(30))->setflag(status_flags::dynallocated)));
363 _num48_p = static_cast<const numeric*>(&((new numeric(48))->setflag(status_flags::dynallocated)));
364 _num60_p = static_cast<const numeric*>(&((new numeric(60))->setflag(status_flags::dynallocated)));
365 _num120_p = static_cast<const numeric*>(&((new numeric(120))->setflag(status_flags::dynallocated)));
367 // Initialize print context class info (this is not strictly necessary
368 // but we do it anyway to make print_context_class_info::dump_hierarchy()
369 // output the whole hierarchy whether or not the classes are actually
371 print_context::get_class_info_static();
372 print_dflt::get_class_info_static();
373 print_latex::get_class_info_static();
374 print_python::get_class_info_static();
375 print_python_repr::get_class_info_static();
376 print_tree::get_class_info_static();
377 print_csrc::get_class_info_static();
378 print_csrc_float::get_class_info_static();
379 print_csrc_double::get_class_info_static();
380 print_csrc_cl_N::get_class_info_static();
385 /** Dtor of static initialization helpers. The last call to this is going
386 * to shut down the library, the others do nothing. */
387 library_init::~library_init()
390 // In theory, we would have to clean up here. But since we were
391 // only initializing memory in the ctor and that memory is reclaimed
392 // anyways by the OS when the program exits, we skip this.
396 // comment skeleton for header files
401 // default constructor, destructor, copy constructor and assignment operator
404 // other constructors
407 // functions overriding virtual functions from base classes
410 // new virtual functions which can be overridden by derived classes
413 // non-virtual functions in this class
421 // comment skeleton for implementation files
425 // default constructor, destructor, copy constructor and assignment operator
432 // other constructors
439 // functions overriding virtual functions from base classes
447 // new virtual functions which can be overridden by derived classes
455 // non-virtual functions in this class
463 // static member variables