source: src/libcfa/iostream.c@ 46fa473

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors deferred_resn demangler enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr new-env no_list persistent-indexer pthread-emulation qualifiedEnum with_gc
Last change on this file since 46fa473 was 3ce0d440, checked in by Peter A. Buhr <pabuhr@…>, 7 years ago

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[86bd7c1f]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//
[a5a71d0]7// iostream.c --
[86bd7c1f]8//
[90c3b1c]9// Author : Peter A. Buhr
[86bd7c1f]10// Created On : Wed May 27 17:56:53 2015
[e24f13a]11// Last Modified By : Peter A. Buhr
[3ce0d440]12// Last Modified On : Sat Jun 2 08:24:56 2018
13// Update Count : 471
[86bd7c1f]14//
[51b73452]15
[d3b7937]16#include "iostream"
17
[51b73452]18extern "C" {
19#include <stdio.h>
[53a6c2a]20#include <stdbool.h> // true/false
[44574f2]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)));
[52f85e0]24#include <float.h> // DBL_DIG, LDBL_DIG
[d3b7937]25#include <complex.h> // creal, cimag
[51b73452]26}
27
[3ce0d440]28forall( dtype ostype | ostream( ostype ) ) {
29 ostype & ?|?( ostype & os, _Bool b ) {
30 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
31 fmt( os, "%s", b ? "true" : "false" );
32 return os;
33 } // ?|?
[51b73452]34
[3ce0d440]35 ostype & ?|?( ostype & os, char ch ) {
36 fmt( os, "%c", ch );
37 if ( ch == '\n' ) setNL( os, true );
38 sepOff( os );
39 return os;
40 } // ?|?
41
42 ostype & ?|?( ostype & os, signed char c ) {
43 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
44 fmt( os, "%hhd", c );
45 return os;
46 } // ?|?
47
48 ostype & ?|?( ostype & os, unsigned char c ) {
49 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
50 fmt( os, "%hhu", c );
51 return os;
52 } // ?|?
53
54 ostype & ?|?( ostype & os, short int si ) {
55 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
56 fmt( os, "%hd", si );
57 return os;
58 } // ?|?
59
60 ostype & ?|?( ostype & os, unsigned short int usi ) {
61 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
62 fmt( os, "%hu", usi );
63 return os;
64 } // ?|?
65
66 ostype & ?|?( ostype & os, int i ) {
67 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
68 fmt( os, "%d", i );
69 return os;
70 } // ?|?
71
72 ostype & ?|?( ostype & os, unsigned int ui ) {
73 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
74 fmt( os, "%u", ui );
75 return os;
76 } // ?|?
77
78 ostype & ?|?( ostype & os, long int li ) {
79 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
80 fmt( os, "%ld", li );
81 return os;
82 } // ?|?
83
84 ostype & ?|?( ostype & os, unsigned long int uli ) {
85 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
86 fmt( os, "%lu", uli );
87 return os;
88 } // ?|?
89
90 ostype & ?|?( ostype & os, long long int lli ) {
91 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
92 fmt( os, "%lld", lli );
93 return os;
94 } // ?|?
95
96 ostype & ?|?( ostype & os, unsigned long long int ulli ) {
97 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
98 fmt( os, "%llu", ulli );
99 return os;
100 } // ?|?
101
102 ostype & ?|?( ostype & os, float f ) {
103 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
104 fmt( os, "%g", f );
105 return os;
106 } // ?|?
107
108 ostype & ?|?( ostype & os, double d ) {
109 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
110 fmt( os, "%.*lg", DBL_DIG, d );
111 return os;
112 } // ?|?
113
114 ostype & ?|?( ostype & os, long double ld ) {
115 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
116 fmt( os, "%.*Lg", LDBL_DIG, ld );
117 return os;
118 } // ?|?
119
120 ostype & ?|?( ostype & os, float _Complex fc ) {
121 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
122 fmt( os, "%g%+gi", crealf( fc ), cimagf( fc ) );
123 return os;
124 } // ?|?
125
126 ostype & ?|?( ostype & os, double _Complex dc ) {
127 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
128 fmt( os, "%.*lg%+.*lgi", DBL_DIG, creal( dc ), DBL_DIG, cimag( dc ) );
129 return os;
130 } // ?|?
131
132 ostype & ?|?( ostype & os, long double _Complex ldc ) {
133 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
134 fmt( os, "%.*Lg%+.*Lgi", LDBL_DIG, creall( ldc ), LDBL_DIG, cimagl( ldc ) );
135 return os;
136 } // ?|?
137
138 ostype & ?|?( ostype & os, const char * str ) {
139 enum { Open = 1, Close, OpenClose };
140 static const unsigned char mask[256] @= {
141 // opening delimiters, no space after
142 ['('] : Open, ['['] : Open, ['{'] : Open,
143 ['='] : Open, ['$'] : Open, [(unsigned char)'£'] : Open, [(unsigned char)'¥'] : Open,
144 [(unsigned char)'¡'] : Open, [(unsigned char)'¿'] : Open, [(unsigned char)'«'] : Open,
145 // closing delimiters, no space before
146 [','] : Close, ['.'] : Close, [';'] : Close, ['!'] : Close, ['?'] : Close,
147 ['%'] : Close, [(unsigned char)'¢'] : Close, [(unsigned char)'»'] : Close,
148 [')'] : Close, [']'] : Close, ['}'] : Close,
149 // opening-closing delimiters, no space before or after
150 ['\''] : OpenClose, ['`'] : OpenClose, ['"'] : OpenClose, [':'] : OpenClose,
151 [' '] : OpenClose, ['\f'] : OpenClose, ['\n'] : OpenClose, ['\r'] : OpenClose, ['\t'] : OpenClose, ['\v'] : OpenClose, // isspace
152 }; // mask
153
154 if ( str[0] == '\0' ) { sepOff( os ); return os; } // null string => no separator
155
156 // first character IS NOT spacing or closing punctuation => add left separator
157 unsigned char ch = str[0]; // must make unsigned
158 if ( sepPrt( os ) && mask[ ch ] != Close && mask[ ch ] != OpenClose ) {
159 fmt( os, "%s", sepGetCur( os ) );
160 } // if
161
162 // if string starts line, must reset to determine open state because separator is off
163 sepReset( os ); // reset separator
164
165 // last character IS spacing or opening punctuation => turn off separator for next item
166 size_t len = strlen( str );
167 ch = str[len - 1]; // must make unsigned
168 if ( sepPrt( os ) && mask[ ch ] != Open && mask[ ch ] != OpenClose ) {
169 sepOn( os );
170 } else {
171 sepOff( os );
172 } // if
173 if ( ch == '\n' ) setNL( os, true ); // check *AFTER* sepPrt call above as it resets NL flag
174 return write( os, str, len );
175 } // ?|?
176
177// ostype & ?|?( ostype & os, const char16_t * str ) {
178// if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
179// fmt( os, "%ls", str );
180// return os;
181// } // ?|?
[d3b7937]182
[3ce0d440]183// #if ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 ) // char32_t == wchar_t => ambiguous
184// ostype & ?|?( ostype & os, const char32_t * str ) {
185// if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
186// fmt( os, "%ls", str );
187// return os;
188// } // ?|?
189// #endif // ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 )
[d3b7937]190
[3ce0d440]191// ostype & ?|?( ostype & os, const wchar_t * str ) {
192// if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
193// fmt( os, "%ls", str );
194// return os;
195// } // ?|?
196
197 ostype & ?|?( ostype & os, const void * p ) {
198 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
199 fmt( os, "%p", p );
200 return os;
201 } // ?|?
202
203
204 // manipulators
205 ostype & ?|?( ostype & os, ostype & (* manip)( ostype & ) ) {
206 return manip( os );
207 } // ?|?
208
209 ostype & sep( ostype & os ) {
210 os | sepGet( os );
211 return os;
212 } // sep
213
214 ostype & sepTuple( ostype & os ) {
215 os | sepGetTuple( os );
216 return os;
217 } // sepTuple
218
219 ostype & endl( ostype & os ) {
220 os | '\n';
221 setNL( os, true );
222 flush( os );
223 sepOff( os ); // prepare for next line
224 return os;
225 } // endl
226
227 ostype & sepOn( ostype & os ) {
[90c3b1c]228 sepOn( os );
[3ce0d440]229 return os;
230 } // sepOn
231
232 ostype & sepOff( ostype & os ) {
[b72bad4f]233 sepOff( os );
[3ce0d440]234 return os;
235 } // sepOff
[6de9f4a]236
[3ce0d440]237 ostype & sepEnable( ostype & os ) {
238 sepEnable( os );
239 return os;
240 } // sepEnable
[b6dc097]241
[3ce0d440]242 ostype & sepDisable( ostype & os ) {
243 sepDisable( os );
244 return os;
245 } // sepDisable
246} // distribution
[cf16f94]247
248
[c443d1d]249// tuples
[09687aa]250forall( dtype ostype, otype T, ttype Params | writeable( T, ostype ) | { ostype & ?|?( ostype &, Params ); } )
251ostype & ?|?( ostype & os, T arg, Params rest ) {
[0583064b]252 os | arg; // print first argument
[86f384b]253 sepSetCur( os, sepGetTuple( os ) ); // switch to tuple separator
[0583064b]254 os | rest; // print remaining arguments
[829c907]255 sepSetCur( os, sepGet( os ) ); // switch to regular separator
[cb91437]256 return os;
[c443d1d]257} // ?|?
258
[6ba0659]259//---------------------------------------
260
[3ce0d440]261// writes the range [begin, end) to the given stream
[e1780a2]262forall( dtype ostype, otype elt_type | writeable( elt_type, ostype ), otype iterator_type | iterator( iterator_type, elt_type ) )
[09687aa]263void write( iterator_type begin, iterator_type end, ostype & os ) {
[e1780a2]264 void print( elt_type i ) { os | i; }
[e56cfdb0]265 for_each( begin, end, print );
[cf16f94]266} // ?|?
[e56cfdb0]267
[e1780a2]268forall( dtype ostype, otype elt_type | writeable( elt_type, ostype ), otype iterator_type | iterator( iterator_type, elt_type ) )
[09687aa]269void write_reverse( iterator_type begin, iterator_type end, ostype & os ) {
[e1780a2]270 void print( elt_type i ) { os | i; }
[e56cfdb0]271 for_each_reverse( begin, end, print );
[cf16f94]272} // ?|?
[e56cfdb0]273
[6ba0659]274//---------------------------------------
[e56cfdb0]275
[3ce0d440]276forall( dtype istype | istream( istype ) ) {
277 istype & ?|?( istype & is, _Bool & b ) {
278 char val[6];
279 fmt( is, "%5s", val );
280 if ( strcmp( val, "true" ) == 0 ) b = true;
281 else if ( strcmp( val, "false" ) == 0 ) b = false;
282 else {
283 fprintf( stderr, "invalid _Bool constant\n" );
284 abort();
285 } // if
286 return is;
287 } // ?|?
288
289 istype & ?|?( istype & is, char & c ) {
290 fmt( is, "%c", &c ); // must pass pointer through varg to fmt
291 return is;
292 } // ?|?
293
294 istype & ?|?( istype & is, signed char & sc ) {
295 fmt( is, "%hhd", &sc );
296 return is;
297 } // ?|?
298
299 istype & ?|?( istype & is, unsigned char & usc ) {
300 fmt( is, "%hhu", &usc );
301 return is;
302 } // ?|?
303
304 istype & ?|?( istype & is, short int & si ) {
305 fmt( is, "%hd", &si );
306 return is;
307 } // ?|?
308
309 istype & ?|?( istype & is, unsigned short int & usi ) {
310 fmt( is, "%hu", &usi );
311 return is;
312 } // ?|?
313
314 istype & ?|?( istype & is, int & i ) {
315 fmt( is, "%d", &i );
316 return is;
317 } // ?|?
318
319 istype & ?|?( istype & is, unsigned int & ui ) {
320 fmt( is, "%u", &ui );
321 return is;
322 } // ?|?
323
324 istype & ?|?( istype & is, long int & li ) {
325 fmt( is, "%ld", &li );
326 return is;
327 } // ?|?
328
329 istype & ?|?( istype & is, unsigned long int & ulli ) {
330 fmt( is, "%lu", &ulli );
331 return is;
332 } // ?|?
333
334 istype & ?|?( istype & is, long long int & lli ) {
335 fmt( is, "%lld", &lli );
336 return is;
337 } // ?|?
338
339 istype & ?|?( istype & is, unsigned long long int & ulli ) {
340 fmt( is, "%llu", &ulli );
341 return is;
342 } // ?|?
343
344
345 istype & ?|?( istype & is, float & f ) {
346 fmt( is, "%f", &f );
347 return is;
348 } // ?|?
349
350 istype & ?|?( istype & is, double & d ) {
351 fmt( is, "%lf", &d );
352 return is;
353 } // ?|?
354
355 istype & ?|?( istype & is, long double & ld ) {
356 fmt( is, "%Lf", &ld );
357 return is;
358 } // ?|?
359
360
361 istype & ?|?( istype & is, float _Complex & fc ) {
362 float re, im;
363 fmt( is, "%g%gi", &re, &im );
364 fc = re + im * _Complex_I;
365 return is;
366 } // ?|?
367
368 istype & ?|?( istype & is, double _Complex & dc ) {
369 double re, im;
370 fmt( is, "%lf%lfi", &re, &im );
371 dc = re + im * _Complex_I;
372 return is;
373 } // ?|?
374
375 istype & ?|?( istype & is, long double _Complex & ldc ) {
376 long double re, im;
377 fmt( is, "%Lf%Lfi", &re, &im );
378 ldc = re + im * _Complex_I;
379 return is;
380 } // ?|?
381
382
383 // manipulators
384 istype & ?|?( istype & is, istype & (* manip)( istype & ) ) {
385 return manip( is );
386 } // ?|?
387
388 istype & endl( istype & is ) {
389 fmt( is, "%*[ \t\f\n\r\v]" ); // ignore whitespace
390 return is;
391 } // endl
392} // distribution
[44574f2]393
[e24f13a]394_Istream_cstrUC cstr( char * str ) { return (_Istream_cstrUC){ str }; }
[90c3b1c]395forall( dtype istype | istream( istype ) )
[09687aa]396istype & ?|?( istype & is, _Istream_cstrUC cstr ) {
[829c907]397 fmt( is, "%s", cstr.s );
[90c3b1c]398 return is;
[53ba273]399} // cstr
[90c3b1c]400
[e24f13a]401_Istream_cstrC cstr( char * str, int size ) { return (_Istream_cstrC){ str, size }; }
[90c3b1c]402forall( dtype istype | istream( istype ) )
[09687aa]403istype & ?|?( istype & is, _Istream_cstrC cstr ) {
[90c3b1c]404 char buf[16];
[53ba273]405 sprintf( buf, "%%%ds", cstr.size );
[829c907]406 fmt( is, buf, cstr.s );
[90c3b1c]407 return is;
[53ba273]408} // cstr
[90c3b1c]409
[86bd7c1f]410// Local Variables: //
411// tab-width: 4 //
412// compile-command: "cfa iostream.c" //
413// End: //
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