source: libcfa/src/iostream.cfa@ d3c1c6a

ADT arm-eh ast-experimental cleanup-dtors enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr pthread-emulation qualifiedEnum
Last change on this file since d3c1c6a was 17a1b21, checked in by Peter A. Buhr <pabuhr@…>, 7 years ago

add printing and testing for zero_t and one_t
  • Property mode set to 100644
File size: 14.6 KB
Line 
1//
2// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
7// iostream.c --
8//
9// Author : Peter A. Buhr
10// Created On : Wed May 27 17:56:53 2015
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Mon Mar 4 20:57:24 2019
13// Update Count : 593
14//
15
16#include "iostream.hfa"
17
18extern "C" {
19#include <stdio.h>
20#include <stdbool.h> // true/false
21//#include <string.h> // strlen, strcmp
22extern int strcmp (const char *__s1, const char *__s2) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
23extern size_t strlen (const char *__s) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1)));
24#include <float.h> // DBL_DIG, LDBL_DIG
25#include <complex.h> // creal, cimag
26}
27
28forall( dtype ostype | ostream( ostype ) ) {
29 ostype & ?|?( ostype & os, zero_t ) {
30 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
31 fmt( os, "%d", 0n );
32 return os;
33 } // ?|?
34 void ?|?( ostype & os, zero_t z ) {
35 (ostype &)(os | z); nl( os );
36 } // ?|?
37
38 ostype & ?|?( ostype & os, one_t ) {
39 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
40 fmt( os, "%d", 1n );
41 return os;
42 } // ?|?
43 void ?|?( ostype & os, one_t o ) {
44 (ostype &)(os | o); nl( os );
45 } // ?|?
46
47 ostype & ?|?( ostype & os, bool b ) {
48 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
49 fmt( os, "%s", b ? "true" : "false" );
50 return os;
51 } // ?|?
52 void ?|?( ostype & os, bool b ) {
53 (ostype &)(os | b); nl( os );
54 } // ?|?
55
56 ostype & ?|?( ostype & os, char c ) {
57 fmt( os, "%c", c );
58 if ( c == '\n' ) setNL( os, true );
59 return sepOff( os );
60 } // ?|?
61 void ?|?( ostype & os, char c ) {
62 (ostype &)(os | c); nl( os );
63 } // ?|?
64
65 ostype & ?|?( ostype & os, signed char sc ) {
66 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
67 fmt( os, "%hhd", sc );
68 return os;
69 } // ?|?
70 void ?|?( ostype & os, signed char sc ) {
71 (ostype &)(os | sc); nl( os );
72 } // ?|?
73
74 ostype & ?|?( ostype & os, unsigned char usc ) {
75 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
76 fmt( os, "%hhu", usc );
77 return os;
78 } // ?|?
79 void ?|?( ostype & os, unsigned char usc ) {
80 (ostype &)(os | usc); nl( os );
81 } // ?|?
82
83 ostype & ?|?( ostype & os, short int si ) {
84 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
85 fmt( os, "%hd", si );
86 return os;
87 } // ?|?
88 void & ?|?( ostype & os, short int si ) {
89 (ostype &)(os | si); nl( os );
90 } // ?|?
91
92 ostype & ?|?( ostype & os, unsigned short int usi ) {
93 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
94 fmt( os, "%hu", usi );
95 return os;
96 } // ?|?
97 void & ?|?( ostype & os, unsigned short int usi ) {
98 (ostype &)(os | usi); nl( os );
99 } // ?|?
100
101 ostype & ?|?( ostype & os, int i ) {
102 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
103 fmt( os, "%d", i );
104 return os;
105 } // ?|?
106 void & ?|?( ostype & os, int i ) {
107 (ostype &)(os | i); nl( os );
108 } // ?|?
109
110 ostype & ?|?( ostype & os, unsigned int ui ) {
111 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
112 fmt( os, "%u", ui );
113 return os;
114 } // ?|?
115 void & ?|?( ostype & os, unsigned int ui ) {
116 (ostype &)(os | ui); nl( os );
117 } // ?|?
118
119 ostype & ?|?( ostype & os, long int li ) {
120 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
121 fmt( os, "%ld", li );
122 return os;
123 } // ?|?
124 void & ?|?( ostype & os, long int li ) {
125 (ostype &)(os | li); nl( os );
126 } // ?|?
127
128 ostype & ?|?( ostype & os, unsigned long int uli ) {
129 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
130 fmt( os, "%lu", uli );
131 return os;
132 } // ?|?
133 void & ?|?( ostype & os, unsigned long int uli ) {
134 (ostype &)(os | uli); nl( os );
135 } // ?|?
136
137 ostype & ?|?( ostype & os, long long int lli ) {
138 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
139 fmt( os, "%lld", lli );
140 return os;
141 } // ?|?
142 void & ?|?( ostype & os, long long int lli ) {
143 (ostype &)(os | lli); nl( os );
144 } // ?|?
145
146 ostype & ?|?( ostype & os, unsigned long long int ulli ) {
147 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
148 fmt( os, "%llu", ulli );
149 return os;
150 } // ?|?
151 void & ?|?( ostype & os, unsigned long long int ulli ) {
152 (ostype &)(os | ulli); nl( os );
153 } // ?|?
154
155 ostype & ?|?( ostype & os, float f ) {
156 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
157 fmt( os, "%g", f );
158 return os;
159 } // ?|?
160 void & ?|?( ostype & os, float f ) {
161 (ostype &)(os | f); nl( os );
162 } // ?|?
163
164 ostype & ?|?( ostype & os, double d ) {
165 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
166 fmt( os, "%.*lg", DBL_DIG, d );
167 return os;
168 } // ?|?
169 void & ?|?( ostype & os, double d ) {
170 (ostype &)(os | d); nl( os );
171 } // ?|?
172
173 ostype & ?|?( ostype & os, long double ld ) {
174 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
175 fmt( os, "%.*Lg", LDBL_DIG, ld );
176 return os;
177 } // ?|?
178 void & ?|?( ostype & os, long double ld ) {
179 (ostype &)(os | ld); nl( os );
180 } // ?|?
181
182 ostype & ?|?( ostype & os, float _Complex fc ) {
183 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
184 fmt( os, "%g%+gi", crealf( fc ), cimagf( fc ) );
185 return os;
186 } // ?|?
187 void & ?|?( ostype & os, float _Complex fc ) {
188 (ostype &)(os | fc); nl( os );
189 } // ?|?
190
191 ostype & ?|?( ostype & os, double _Complex dc ) {
192 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
193 fmt( os, "%.*lg%+.*lgi", DBL_DIG, creal( dc ), DBL_DIG, cimag( dc ) );
194 return os;
195 } // ?|?
196 void & ?|?( ostype & os, double _Complex dc ) {
197 (ostype &)(os | dc); nl( os );
198 } // ?|?
199
200 ostype & ?|?( ostype & os, long double _Complex ldc ) {
201 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
202 fmt( os, "%.*Lg%+.*Lgi", LDBL_DIG, creall( ldc ), LDBL_DIG, cimagl( ldc ) );
203 return os;
204 } // ?|?
205 void & ?|?( ostype & os, long double _Complex ldc ) {
206 (ostype &)(os | ldc); nl( os );
207 } // ?|?
208
209 ostype & ?|?( ostype & os, const char * str ) {
210 enum { Open = 1, Close, OpenClose };
211 static const unsigned char mask[256] @= {
212 // opening delimiters, no space after
213 ['('] : Open, ['['] : Open, ['{'] : Open,
214 ['='] : Open, ['$'] : Open, [(unsigned char)'£'] : Open, [(unsigned char)'¥'] : Open,
215 [(unsigned char)'¡'] : Open, [(unsigned char)'¿'] : Open, [(unsigned char)'«'] : Open,
216 // closing delimiters, no space before
217 [','] : Close, ['.'] : Close, [';'] : Close, ['!'] : Close, ['?'] : Close,
218 ['%'] : Close, [(unsigned char)'¢'] : Close, [(unsigned char)'»'] : Close,
219 [')'] : Close, [']'] : Close, ['}'] : Close,
220 // opening-closing delimiters, no space before or after
221 ['\''] : OpenClose, ['`'] : OpenClose, ['"'] : OpenClose, [':'] : OpenClose,
222 [' '] : OpenClose, ['\f'] : OpenClose, ['\n'] : OpenClose, ['\r'] : OpenClose, ['\t'] : OpenClose, ['\v'] : OpenClose, // isspace
223 }; // mask
224
225 if ( str[0] == '\0' ) { sepOff( os ); return os; } // null string => no separator
226
227 // first character IS NOT spacing or closing punctuation => add left separator
228 unsigned char ch = str[0]; // must make unsigned
229 if ( sepPrt( os ) && mask[ ch ] != Close && mask[ ch ] != OpenClose ) {
230 fmt( os, "%s", sepGetCur( os ) );
231 } // if
232
233 // if string starts line, must reset to determine open state because separator is off
234 sepReset( os ); // reset separator
235
236 // last character IS spacing or opening punctuation => turn off separator for next item
237 size_t len = strlen( str );
238 ch = str[len - 1]; // must make unsigned
239 if ( sepPrt( os ) && mask[ ch ] != Open && mask[ ch ] != OpenClose ) {
240 sepOn( os );
241 } else {
242 sepOff( os );
243 } // if
244 if ( ch == '\n' ) setNL( os, true ); // check *AFTER* sepPrt call above as it resets NL flag
245 return write( os, str, len );
246 } // ?|?
247 void ?|?( ostype & os, const char * str ) {
248 (ostype &)(os | str); nl( os );
249 } // ?|?
250
251// ostype & ?|?( ostype & os, const char16_t * str ) {
252// if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
253// fmt( os, "%ls", str );
254// return os;
255// } // ?|?
256
257// #if ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 ) // char32_t == wchar_t => ambiguous
258// ostype & ?|?( ostype & os, const char32_t * str ) {
259// if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
260// fmt( os, "%ls", str );
261// return os;
262// } // ?|?
263// #endif // ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 )
264
265// ostype & ?|?( ostype & os, const wchar_t * str ) {
266// if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
267// fmt( os, "%ls", str );
268// return os;
269// } // ?|?
270
271 ostype & ?|?( ostype & os, const void * p ) {
272 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
273 fmt( os, "%p", p );
274 return os;
275 } // ?|?
276 void ?|?( ostype & os, const void * p ) {
277 (ostype &)(os | p); nl( os );
278 } // ?|?
279
280 // manipulators
281 ostype & ?|?( ostype & os, ostype & (* manip)( ostype & ) ) {
282 (ostype &)(manip( os ));
283 return os;
284 } // ?|?
285 void ?|?( ostype & os, ostype & (* manip)( ostype & ) ) {
286 (ostype &)(manip( os ));
287 if ( getPrt( os ) ) nl( os ); // something printed ?
288 setPrt( os, false ); // turn off
289 } // ?|?
290
291 ostype & sep( ostype & os ) {
292 return (ostype &)(os | sepGet( os ));
293 } // sep
294
295 ostype & sepTuple( ostype & os ) {
296 return os | sepGetTuple( os );
297 } // sepTuple
298
299 ostype & nl( ostype & os ) {
300 (ostype &)(os | '\n');
301 setPrt( os, false ); // turn off
302 setNL( os, true );
303 flush( os );
304 return sepOff( os ); // prepare for next line
305 } // nl
306
307 void nl( ostype & os ) {
308 if ( getANL( os ) ) (ostype &)(nl( os )); // implementation only
309 else setPrt( os, false ); // turn off
310 } // nl
311
312 ostype & nonl( ostype & os ) {
313 setPrt( os, false ); // turn off
314 return os;
315 } // nonl
316
317 ostype & sepOn( ostype & os ) {
318 sepOn( os ); // call void returning
319 return os;
320 } // sepOn
321
322 ostype & sepOff( ostype & os ) {
323 sepOff( os ); // call void returning
324 return os;
325 } // sepOff
326
327 ostype & sepEnable( ostype & os ) {
328 sepEnable( os ); // call void returning
329 return os;
330 } // sepEnable
331
332 ostype & sepDisable( ostype & os ) {
333 sepDisable( os ); // call void returning
334 return os;
335 } // sepDisable
336
337 ostype & nlOn( ostype & os ) {
338 nlOn( os ); // call void returning
339 return os;
340 } // nlOn
341
342 ostype & nlOff( ostype & os ) {
343 nlOff( os ); // call void returning
344 return os;
345 } // nlOff
346} // distribution
347
348// tuples
349forall( dtype ostype, otype T, ttype Params | writeable( T, ostype ) | { ostype & ?|?( ostype &, Params ); } ) {
350 ostype & ?|?( ostype & os, T arg, Params rest ) {
351 (ostype &)(os | arg); // print first argument
352 sepSetCur( os, sepGetTuple( os ) ); // switch to tuple separator
353 (ostype &)(os | rest); // print remaining arguments
354 sepSetCur( os, sepGet( os ) ); // switch to regular separator
355 return os;
356 } // ?|?
357 void ?|?( ostype & os, T arg, Params rest ) {
358 // (ostype &)(?|?( os, arg, rest )); nl( os );
359 (ostype &)(os | arg); // print first argument
360 sepSetCur( os, sepGetTuple( os ) ); // switch to tuple separator
361 (ostype &)(os | rest); // print remaining arguments
362 sepSetCur( os, sepGet( os ) ); // switch to regular separator
363 nl( os );
364 } // ?|?
365} // distribution
366
367//---------------------------------------
368
369// writes the range [begin, end) to the given stream
370forall( dtype ostype, otype elt_type | writeable( elt_type, ostype ), otype iterator_type | iterator( iterator_type, elt_type ) ) {
371 void write( iterator_type begin, iterator_type end, ostype & os ) {
372 void print( elt_type i ) { os | i; }
373 for_each( begin, end, print );
374 } // ?|?
375
376 void write_reverse( iterator_type begin, iterator_type end, ostype & os ) {
377 void print( elt_type i ) { os | i; }
378 for_each_reverse( begin, end, print );
379 } // ?|?
380} // distribution
381
382//---------------------------------------
383
384forall( dtype istype | istream( istype ) ) {
385 istype & ?|?( istype & is, bool & b ) {
386 char val[6];
387 fmt( is, "%5s", val );
388 if ( strcmp( val, "true" ) == 0 ) b = true;
389 else if ( strcmp( val, "false" ) == 0 ) b = false;
390 else {
391 fprintf( stderr, "invalid Boolean constant\n" );
392 abort();
393 } // if
394 return is;
395 } // ?|?
396
397 istype & ?|?( istype & is, char & c ) {
398 fmt( is, "%c", &c ); // must pass pointer through varg to fmt
399 return is;
400 } // ?|?
401
402 istype & ?|?( istype & is, signed char & sc ) {
403 fmt( is, "%hhd", &sc );
404 return is;
405 } // ?|?
406
407 istype & ?|?( istype & is, unsigned char & usc ) {
408 fmt( is, "%hhu", &usc );
409 return is;
410 } // ?|?
411
412 istype & ?|?( istype & is, short int & si ) {
413 fmt( is, "%hd", &si );
414 return is;
415 } // ?|?
416
417 istype & ?|?( istype & is, unsigned short int & usi ) {
418 fmt( is, "%hu", &usi );
419 return is;
420 } // ?|?
421
422 istype & ?|?( istype & is, int & i ) {
423 fmt( is, "%d", &i );
424 return is;
425 } // ?|?
426
427 istype & ?|?( istype & is, unsigned int & ui ) {
428 fmt( is, "%u", &ui );
429 return is;
430 } // ?|?
431
432 istype & ?|?( istype & is, long int & li ) {
433 fmt( is, "%ld", &li );
434 return is;
435 } // ?|?
436
437 istype & ?|?( istype & is, unsigned long int & ulli ) {
438 fmt( is, "%lu", &ulli );
439 return is;
440 } // ?|?
441
442 istype & ?|?( istype & is, long long int & lli ) {
443 fmt( is, "%lld", &lli );
444 return is;
445 } // ?|?
446
447 istype & ?|?( istype & is, unsigned long long int & ulli ) {
448 fmt( is, "%llu", &ulli );
449 return is;
450 } // ?|?
451
452
453 istype & ?|?( istype & is, float & f ) {
454 fmt( is, "%f", &f );
455 return is;
456 } // ?|?
457
458 istype & ?|?( istype & is, double & d ) {
459 fmt( is, "%lf", &d );
460 return is;
461 } // ?|?
462
463 istype & ?|?( istype & is, long double & ld ) {
464 fmt( is, "%Lf", &ld );
465 return is;
466 } // ?|?
467
468
469 istype & ?|?( istype & is, float _Complex & fc ) {
470 float re, im;
471 fmt( is, "%g%gi", &re, &im );
472 fc = re + im * _Complex_I;
473 return is;
474 } // ?|?
475
476 istype & ?|?( istype & is, double _Complex & dc ) {
477 double re, im;
478 fmt( is, "%lf%lfi", &re, &im );
479 dc = re + im * _Complex_I;
480 return is;
481 } // ?|?
482
483 istype & ?|?( istype & is, long double _Complex & ldc ) {
484 long double re, im;
485 fmt( is, "%Lf%Lfi", &re, &im );
486 ldc = re + im * _Complex_I;
487 return is;
488 } // ?|?
489
490
491 // manipulators
492 istype & ?|?( istype & is, istype & (* manip)( istype & ) ) {
493 return manip( is );
494 } // ?|?
495
496 istype & nl( istype & is ) {
497 fmt( is, "%*[ \t\f\n\r\v]" ); // ignore whitespace
498 return is;
499 } // nl
500} // distribution
501
502_Istream_cstrUC cstr( char * str ) { return (_Istream_cstrUC){ str }; }
503forall( dtype istype | istream( istype ) )
504istype & ?|?( istype & is, _Istream_cstrUC cstr ) {
505 fmt( is, "%s", cstr.s );
506 return is;
507} // cstr
508
509_Istream_cstrC cstr( char * str, int size ) { return (_Istream_cstrC){ str, size }; }
510forall( dtype istype | istream( istype ) )
511istype & ?|?( istype & is, _Istream_cstrC cstr ) {
512 char buf[16];
513 sprintf( buf, "%%%ds", cstr.size );
514 fmt( is, buf, cstr.s );
515 return is;
516} // cstr
517
518// Local Variables: //
519// tab-width: 4 //
520// compile-command: "cfa iostream.cfa" //
521// End: //
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