source: libcfa/src/iostream.cfa@ 417117e

ADT arm-eh ast-experimental enum forall-pointer-decay jacob/cs343-translation new-ast new-ast-unique-expr pthread-emulation qualifiedEnum
Last change on this file since 417117e was dc5072f, checked in by Peter A. Buhr <pabuhr@…>, 6 years ago

remove const char * input because of error
  • Property mode set to 100644
File size: 28.2 KB
RevLine 
[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//
[b117e0c]7// iostream.cfa --
[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
[dc5072f]12// Last Modified On : Thu Jun 13 17:21:10 2019
13// Update Count : 812
[86bd7c1f]14//
[51b73452]15
[58b6d1b]16#include "iostream.hfa"
[d3b7937]17
[51b73452]18extern "C" {
19#include <stdio.h>
[53a6c2a]20#include <stdbool.h> // true/false
[200fcb3]21//#include <string.h> // strlen, strcmp
[44574f2]22extern size_t strlen (const char *__s) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1)));
[3c573e9]23extern int strcmp (const char *__s1, const char *__s2) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
24extern char *strcpy (char *__restrict __dest, const char *__restrict __src) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
25extern void *memcpy (void *__restrict __dest, const void *__restrict __src, size_t __n) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
[52f85e0]26#include <float.h> // DBL_DIG, LDBL_DIG
[b2ac656]27#include <math.h> // isfinite
[d3b7937]28#include <complex.h> // creal, cimag
[3c573e9]29} // extern "C"
[51b73452]30
[61c7239]31
32//*********************************** Ostream ***********************************
33
34
[3ce0d440]35forall( dtype ostype | ostream( ostype ) ) {
[17a1b21]36 ostype & ?|?( ostype & os, zero_t ) {
37 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
38 fmt( os, "%d", 0n );
39 return os;
40 } // ?|?
41 void ?|?( ostype & os, zero_t z ) {
42 (ostype &)(os | z); nl( os );
43 } // ?|?
44
45 ostype & ?|?( ostype & os, one_t ) {
46 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
47 fmt( os, "%d", 1n );
48 return os;
49 } // ?|?
50 void ?|?( ostype & os, one_t o ) {
51 (ostype &)(os | o); nl( os );
52 } // ?|?
53
[93c2e0a]54 ostype & ?|?( ostype & os, bool b ) {
[3ce0d440]55 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
56 fmt( os, "%s", b ? "true" : "false" );
57 return os;
58 } // ?|?
[200fcb3]59 void ?|?( ostype & os, bool b ) {
[9d362a0]60 (ostype &)(os | b); nl( os );
[200fcb3]61 } // ?|?
[51b73452]62
[200fcb3]63 ostype & ?|?( ostype & os, char c ) {
64 fmt( os, "%c", c );
65 if ( c == '\n' ) setNL( os, true );
66 return sepOff( os );
67 } // ?|?
68 void ?|?( ostype & os, char c ) {
[9d362a0]69 (ostype &)(os | c); nl( os );
[3ce0d440]70 } // ?|?
71
[200fcb3]72 ostype & ?|?( ostype & os, signed char sc ) {
[3ce0d440]73 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
[200fcb3]74 fmt( os, "%hhd", sc );
[3ce0d440]75 return os;
76 } // ?|?
[200fcb3]77 void ?|?( ostype & os, signed char sc ) {
[9d362a0]78 (ostype &)(os | sc); nl( os );
[200fcb3]79 } // ?|?
[3ce0d440]80
[200fcb3]81 ostype & ?|?( ostype & os, unsigned char usc ) {
[3ce0d440]82 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
[200fcb3]83 fmt( os, "%hhu", usc );
[3ce0d440]84 return os;
85 } // ?|?
[200fcb3]86 void ?|?( ostype & os, unsigned char usc ) {
[9d362a0]87 (ostype &)(os | usc); nl( os );
[200fcb3]88 } // ?|?
[3ce0d440]89
90 ostype & ?|?( ostype & os, short int si ) {
91 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
92 fmt( os, "%hd", si );
93 return os;
94 } // ?|?
[200fcb3]95 void & ?|?( ostype & os, short int si ) {
[9d362a0]96 (ostype &)(os | si); nl( os );
[200fcb3]97 } // ?|?
[3ce0d440]98
99 ostype & ?|?( ostype & os, unsigned short int usi ) {
100 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
101 fmt( os, "%hu", usi );
102 return os;
103 } // ?|?
[200fcb3]104 void & ?|?( ostype & os, unsigned short int usi ) {
[9d362a0]105 (ostype &)(os | usi); nl( os );
[200fcb3]106 } // ?|?
[3ce0d440]107
108 ostype & ?|?( ostype & os, int i ) {
109 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
110 fmt( os, "%d", i );
111 return os;
112 } // ?|?
[200fcb3]113 void & ?|?( ostype & os, int i ) {
[9d362a0]114 (ostype &)(os | i); nl( os );
[200fcb3]115 } // ?|?
[3ce0d440]116
117 ostype & ?|?( ostype & os, unsigned int ui ) {
118 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
119 fmt( os, "%u", ui );
120 return os;
121 } // ?|?
[200fcb3]122 void & ?|?( ostype & os, unsigned int ui ) {
[9d362a0]123 (ostype &)(os | ui); nl( os );
[200fcb3]124 } // ?|?
[3ce0d440]125
126 ostype & ?|?( ostype & os, long int li ) {
127 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
128 fmt( os, "%ld", li );
129 return os;
130 } // ?|?
[200fcb3]131 void & ?|?( ostype & os, long int li ) {
[9d362a0]132 (ostype &)(os | li); nl( os );
[200fcb3]133 } // ?|?
[3ce0d440]134
135 ostype & ?|?( ostype & os, unsigned long int uli ) {
136 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
137 fmt( os, "%lu", uli );
138 return os;
139 } // ?|?
[200fcb3]140 void & ?|?( ostype & os, unsigned long int uli ) {
[9d362a0]141 (ostype &)(os | uli); nl( os );
[200fcb3]142 } // ?|?
[3ce0d440]143
144 ostype & ?|?( ostype & os, long long int lli ) {
145 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
146 fmt( os, "%lld", lli );
147 return os;
148 } // ?|?
[200fcb3]149 void & ?|?( ostype & os, long long int lli ) {
[9d362a0]150 (ostype &)(os | lli); nl( os );
[200fcb3]151 } // ?|?
[3ce0d440]152
153 ostype & ?|?( ostype & os, unsigned long long int ulli ) {
154 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
155 fmt( os, "%llu", ulli );
156 return os;
157 } // ?|?
[200fcb3]158 void & ?|?( ostype & os, unsigned long long int ulli ) {
[9d362a0]159 (ostype &)(os | ulli); nl( os );
[200fcb3]160 } // ?|?
[3ce0d440]161
[e63326b]162 #define PrintWithDP( os, format, val, ... ) \
163 { \
164 enum { size = 48 }; \
165 char buf[size]; \
166 int len = snprintf( buf, size, format, ##__VA_ARGS__, val ); \
167 fmt( os, "%s", buf ); \
168 if ( isfinite( val ) ) { /* if number, always print decimal point */ \
169 for ( int i = 0;; i += 1 ) { \
170 if ( i == len ) { fmt( os, "." ); break; } \
171 if ( buf[i] == '.' ) break; \
172 } /* for */ \
173 } /* if */ \
174 }
[b2ac656]175
[3ce0d440]176 ostype & ?|?( ostype & os, float f ) {
177 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
[e63326b]178 PrintWithDP( os, "%g", f );
[3ce0d440]179 return os;
180 } // ?|?
[200fcb3]181 void & ?|?( ostype & os, float f ) {
[9d362a0]182 (ostype &)(os | f); nl( os );
[200fcb3]183 } // ?|?
[3ce0d440]184
185 ostype & ?|?( ostype & os, double d ) {
186 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
[e63326b]187 PrintWithDP( os, "%.*lg", d, DBL_DIG );
[3ce0d440]188 return os;
189 } // ?|?
[200fcb3]190 void & ?|?( ostype & os, double d ) {
[9d362a0]191 (ostype &)(os | d); nl( os );
[200fcb3]192 } // ?|?
[3ce0d440]193
194 ostype & ?|?( ostype & os, long double ld ) {
195 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
[e63326b]196 PrintWithDP( os, "%.*Lg", ld, LDBL_DIG );
[3ce0d440]197 return os;
198 } // ?|?
[200fcb3]199 void & ?|?( ostype & os, long double ld ) {
[9d362a0]200 (ostype &)(os | ld); nl( os );
[200fcb3]201 } // ?|?
[3ce0d440]202
203 ostype & ?|?( ostype & os, float _Complex fc ) {
204 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
[b2ac656]205// os | crealf( fc ) | nonl;
[3c573e9]206 PrintWithDP( os, "%g", crealf( fc ) );
207 PrintWithDP( os, "%+g", cimagf( fc ) );
[3c5dee4]208 fmt( os, "i" );
[3ce0d440]209 return os;
210 } // ?|?
[200fcb3]211 void & ?|?( ostype & os, float _Complex fc ) {
[9d362a0]212 (ostype &)(os | fc); nl( os );
[200fcb3]213 } // ?|?
[3ce0d440]214
215 ostype & ?|?( ostype & os, double _Complex dc ) {
216 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
[b2ac656]217// os | creal( dc ) | nonl;
[3c573e9]218 PrintWithDP( os, "%.*lg", creal( dc ), DBL_DIG );
219 PrintWithDP( os, "%+.*lg", cimag( dc ), DBL_DIG );
[3c5dee4]220 fmt( os, "i" );
[3ce0d440]221 return os;
222 } // ?|?
[200fcb3]223 void & ?|?( ostype & os, double _Complex dc ) {
[9d362a0]224 (ostype &)(os | dc); nl( os );
[200fcb3]225 } // ?|?
[3ce0d440]226
227 ostype & ?|?( ostype & os, long double _Complex ldc ) {
228 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
[b2ac656]229// os | creall( ldc ) || nonl;
[3c573e9]230 PrintWithDP( os, "%.*Lg", creall( ldc ), LDBL_DIG );
231 PrintWithDP( os, "%+.*Lg", cimagl( ldc ), LDBL_DIG );
[3c5dee4]232 fmt( os, "i" );
[3ce0d440]233 return os;
234 } // ?|?
[200fcb3]235 void & ?|?( ostype & os, long double _Complex ldc ) {
[9d362a0]236 (ostype &)(os | ldc); nl( os );
[200fcb3]237 } // ?|?
[3ce0d440]238
239 ostype & ?|?( ostype & os, const char * str ) {
240 enum { Open = 1, Close, OpenClose };
241 static const unsigned char mask[256] @= {
242 // opening delimiters, no space after
243 ['('] : Open, ['['] : Open, ['{'] : Open,
[ad72c8b]244 ['='] : Open, ['$'] : Open, [(unsigned char)'£'] : Open, [(unsigned char)'¥'] : Open,
245 [(unsigned char)'¡'] : Open, [(unsigned char)'¿'] : Open, [(unsigned char)'«'] : Open,
[3ce0d440]246 // closing delimiters, no space before
247 [','] : Close, ['.'] : Close, [';'] : Close, ['!'] : Close, ['?'] : Close,
[ad72c8b]248 ['%'] : Close, [(unsigned char)'¢'] : Close, [(unsigned char)'»'] : Close,
[3ce0d440]249 [')'] : Close, [']'] : Close, ['}'] : Close,
250 // opening-closing delimiters, no space before or after
251 ['\''] : OpenClose, ['`'] : OpenClose, ['"'] : OpenClose, [':'] : OpenClose,
252 [' '] : OpenClose, ['\f'] : OpenClose, ['\n'] : OpenClose, ['\r'] : OpenClose, ['\t'] : OpenClose, ['\v'] : OpenClose, // isspace
253 }; // mask
254
255 if ( str[0] == '\0' ) { sepOff( os ); return os; } // null string => no separator
256
257 // first character IS NOT spacing or closing punctuation => add left separator
258 unsigned char ch = str[0]; // must make unsigned
259 if ( sepPrt( os ) && mask[ ch ] != Close && mask[ ch ] != OpenClose ) {
260 fmt( os, "%s", sepGetCur( os ) );
261 } // if
262
263 // if string starts line, must reset to determine open state because separator is off
264 sepReset( os ); // reset separator
265
266 // last character IS spacing or opening punctuation => turn off separator for next item
267 size_t len = strlen( str );
268 ch = str[len - 1]; // must make unsigned
269 if ( sepPrt( os ) && mask[ ch ] != Open && mask[ ch ] != OpenClose ) {
270 sepOn( os );
271 } else {
272 sepOff( os );
273 } // if
274 if ( ch == '\n' ) setNL( os, true ); // check *AFTER* sepPrt call above as it resets NL flag
275 return write( os, str, len );
276 } // ?|?
[200fcb3]277 void ?|?( ostype & os, const char * str ) {
[9d362a0]278 (ostype &)(os | str); nl( os );
[200fcb3]279 } // ?|?
[3ce0d440]280
281// ostype & ?|?( ostype & os, const char16_t * str ) {
282// if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
283// fmt( os, "%ls", str );
284// return os;
285// } // ?|?
[d3b7937]286
[3ce0d440]287// #if ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 ) // char32_t == wchar_t => ambiguous
288// ostype & ?|?( ostype & os, const char32_t * str ) {
289// if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
290// fmt( os, "%ls", str );
291// return os;
292// } // ?|?
293// #endif // ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 )
[d3b7937]294
[3ce0d440]295// ostype & ?|?( ostype & os, const wchar_t * str ) {
296// if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
297// fmt( os, "%ls", str );
298// return os;
299// } // ?|?
300
301 ostype & ?|?( ostype & os, const void * p ) {
302 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
303 fmt( os, "%p", p );
304 return os;
305 } // ?|?
[200fcb3]306 void ?|?( ostype & os, const void * p ) {
[9d362a0]307 (ostype &)(os | p); nl( os );
[200fcb3]308 } // ?|?
[3ce0d440]309
310 // manipulators
311 ostype & ?|?( ostype & os, ostype & (* manip)( ostype & ) ) {
[9d362a0]312 (ostype &)(manip( os ));
[200fcb3]313 return os;
314 } // ?|?
315 void ?|?( ostype & os, ostype & (* manip)( ostype & ) ) {
[9d362a0]316 (ostype &)(manip( os ));
317 if ( getPrt( os ) ) nl( os ); // something printed ?
[5ea5b28]318 setPrt( os, false ); // turn off
[3ce0d440]319 } // ?|?
320
321 ostype & sep( ostype & os ) {
[9d362a0]322 return (ostype &)(os | sepGet( os ));
[3ce0d440]323 } // sep
324
325 ostype & sepTuple( ostype & os ) {
[200fcb3]326 return os | sepGetTuple( os );
[3ce0d440]327 } // sepTuple
328
[200fcb3]329 ostype & nl( ostype & os ) {
[9d362a0]330 (ostype &)(os | '\n');
[5ea5b28]331 setPrt( os, false ); // turn off
[3ce0d440]332 setNL( os, true );
333 flush( os );
[200fcb3]334 return sepOff( os ); // prepare for next line
335 } // nl
336
[9d362a0]337 void nl( ostype & os ) {
338 if ( getANL( os ) ) (ostype &)(nl( os )); // implementation only
339 else setPrt( os, false ); // turn off
340 } // nl
341
[200fcb3]342 ostype & nonl( ostype & os ) {
[5ea5b28]343 setPrt( os, false ); // turn off
[3ce0d440]344 return os;
[200fcb3]345 } // nonl
[3ce0d440]346
347 ostype & sepOn( ostype & os ) {
[200fcb3]348 sepOn( os ); // call void returning
[3ce0d440]349 return os;
350 } // sepOn
351
352 ostype & sepOff( ostype & os ) {
[200fcb3]353 sepOff( os ); // call void returning
[3ce0d440]354 return os;
355 } // sepOff
[6de9f4a]356
[3ce0d440]357 ostype & sepEnable( ostype & os ) {
[200fcb3]358 sepEnable( os ); // call void returning
[3ce0d440]359 return os;
360 } // sepEnable
[b6dc097]361
[3ce0d440]362 ostype & sepDisable( ostype & os ) {
[200fcb3]363 sepDisable( os ); // call void returning
[3ce0d440]364 return os;
365 } // sepDisable
[cf16f94]366
[200fcb3]367 ostype & nlOn( ostype & os ) {
368 nlOn( os ); // call void returning
369 return os;
370 } // nlOn
371
372 ostype & nlOff( ostype & os ) {
373 nlOff( os ); // call void returning
374 return os;
375 } // nlOff
376} // distribution
[cf16f94]377
[c443d1d]378// tuples
[200fcb3]379forall( dtype ostype, otype T, ttype Params | writeable( T, ostype ) | { ostype & ?|?( ostype &, Params ); } ) {
380 ostype & ?|?( ostype & os, T arg, Params rest ) {
[9d362a0]381 (ostype &)(os | arg); // print first argument
[200fcb3]382 sepSetCur( os, sepGetTuple( os ) ); // switch to tuple separator
[9d362a0]383 (ostype &)(os | rest); // print remaining arguments
[200fcb3]384 sepSetCur( os, sepGet( os ) ); // switch to regular separator
385 return os;
386 } // ?|?
387 void ?|?( ostype & os, T arg, Params rest ) {
[9d362a0]388 // (ostype &)(?|?( os, arg, rest )); nl( os );
389 (ostype &)(os | arg); // print first argument
[200fcb3]390 sepSetCur( os, sepGetTuple( os ) ); // switch to tuple separator
[9d362a0]391 (ostype &)(os | rest); // print remaining arguments
[200fcb3]392 sepSetCur( os, sepGet( os ) ); // switch to regular separator
[9d362a0]393 nl( os );
[200fcb3]394 } // ?|?
395} // distribution
[c443d1d]396
[61c7239]397// writes the range [begin, end) to the given stream
398forall( dtype ostype, otype elt_type | writeable( elt_type, ostype ), otype iterator_type | iterator( iterator_type, elt_type ) ) {
399 void write( iterator_type begin, iterator_type end, ostype & os ) {
400 void print( elt_type i ) { os | i; }
401 for_each( begin, end, print );
402 } // ?|?
403
404 void write_reverse( iterator_type begin, iterator_type end, ostype & os ) {
405 void print( elt_type i ) { os | i; }
406 for_each_reverse( begin, end, print );
407 } // ?|?
408} // distribution
409
410//*********************************** Manipulators ***********************************
[3c573e9]411
412//*********************************** Integral ***********************************
413
414static const char * shortbin[] = { "0", "1", "10", "11", "100", "101", "110", "111", "1000", "1001", "1010", "1011", "1100", "1101", "1110", "1111" };
415static const char * longbin[] = { "0000", "0001", "0010", "0011", "0100", "0101", "0110", "0111", "1000", "1001", "1010", "1011", "1100", "1101", "1110", "1111" };
416
417// Default prefix for non-decimal prints is 0b, 0, 0x.
418#define IntegralFMTImpl( T, CODE, IFMTNP, IFMTP ) \
419forall( dtype ostype | ostream( ostype ) ) { \
420 ostype & ?|?( ostype & os, _Ostream_Manip(T) f ) { \
421 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); \
422\
423 if ( f.base == 'b' || f.base == 'B' ) { /* bespoke binary format */ \
424 int bits; \
425 if ( f.val == (T){0} ) bits = 1; /* force at least one bit to print */ \
426 else bits = sizeof(long long int) * 8 - __builtin_clzll( f.val ); /* position of most significant bit */ \
427 bits = bits > sizeof(f.val) * 8 ? sizeof(f.val) * 8 : bits; \
428 int spaces = f.wd - bits; /* can be negative */ \
429 if ( ! f.flags.nobsdp ) { spaces -= 2; } /* base prefix takes space */ \
430 /* printf( "%d %d\n", bits, spaces ); */ \
431 if ( ! f.flags.left ) { /* right justified ? */ \
432 /* Note, base prefix then zero padding or spacing then prefix. */ \
433 if ( f.flags.pad0 || f.flags.pc ) { \
434 if ( ! f.flags.nobsdp ) { fmt( os, "0%c", f.base ); } \
435 if ( f.flags.pc ) spaces = f.pc - bits; \
436 if ( spaces > 0 ) fmt( os, "%0*d", spaces, 0 ); /* zero pad */ \
437 } else { \
438 if ( spaces > 0 ) fmt( os, "%*s", spaces, " " ); /* space pad */ \
439 if ( ! f.flags.nobsdp ) { fmt( os, "0%c", f.base ); } \
440 } /* if */ \
441 } else if ( ! f.flags.nobsdp ) { \
442 fmt( os, "0%c", f.base ); \
443 } /* if */ \
444 int shift = (bits - 1) / 4 * 4; /* floor( bits - 1, 4 ) */ \
445 typeof( f.val ) temp = f.val; \
446 fmt( os, "%s", shortbin[(temp >> shift) & 0xf] ); \
447 for () { \
448 shift -= 4; \
449 if ( shift < 0 ) break; \
450 temp = f.val; \
451 fmt( os, "%s", longbin[(temp >> shift) & 0xf] ); \
452 } /* for */ \
453 if ( f.flags.left && spaces > 0 ) fmt( os, "%*s", spaces, " " ); \
454 return os; \
455 } /* if */ \
456\
457 char fmtstr[sizeof(IFMTP)]; /* sizeof includes '\0' */ \
458 if ( ! f.flags.pc ) memcpy( &fmtstr, IFMTNP, sizeof(IFMTNP) ); \
459 else memcpy( &fmtstr, IFMTP, sizeof(IFMTP) ); \
460 int star = 4; /* position before first '*' */ \
461\
462 /* Insert flags into spaces before '*', from right to left. */ \
463 if ( ! f.flags.nobsdp ) { fmtstr[star] = '#'; star -= 1; } \
464 if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } \
465 if ( f.flags.sign && f.base == CODE ) { fmtstr[star] = '+'; star -= 1; } \
466 if ( f.flags.pad0 && ! f.flags.pc ) { fmtstr[star] = '0'; star -= 1; } \
467 fmtstr[star] = '%'; \
468\
469 if ( ! f.flags.pc ) { /* no precision */ \
470 /* printf( "%s\n", &fmtstr[star] ); */ \
471 fmtstr[sizeof(IFMTNP)-2] = f.base; /* sizeof includes '\0' */ \
472 fmt( os, &fmtstr[star], f.wd, f.val ); \
473 } else { /* precision */ \
474 fmtstr[sizeof(IFMTP)-2] = f.base; /* sizeof includes '\0' */ \
475 /* printf( "%s\n", &fmtstr[star] ); */ \
476 fmt( os, &fmtstr[star], f.wd, f.pc, f.val ); \
477 } /* if */ \
478 return os; \
479 } /* ?|? */ \
480 void ?|?( ostype & os, _Ostream_Manip(T) f ) { (ostype &)(os | f); nl( os ); } \
481} // distribution
482
483IntegralFMTImpl( signed char, 'd', "% *hh ", "% *.*hh " )
484IntegralFMTImpl( unsigned char, 'u', "% *hh ", "% *.*hh " )
485IntegralFMTImpl( signed short int, 'd', "% *h ", "% *.*h " )
486IntegralFMTImpl( unsigned short int, 'u', "% *h ", "% *.*h " )
487IntegralFMTImpl( signed int, 'd', "% * ", "% *.* " )
488IntegralFMTImpl( unsigned int, 'u', "% * ", "% *.* " )
489IntegralFMTImpl( signed long int, 'd', "% *l ", "% *.*l " )
490IntegralFMTImpl( unsigned long int, 'u', "% *l ", "% *.*l " )
491IntegralFMTImpl( signed long long int, 'd', "% *ll ", "% *.*ll " )
492IntegralFMTImpl( unsigned long long int, 'u', "% *ll ", "% *.*ll " )
493
494//*********************************** Floating Point ***********************************
495
496#define PrintWithDP2( os, format, val, ... ) \
497 { \
498 enum { size = 48 }; \
499 char buf[size]; \
500 int bufbeg = 0, i, len = snprintf( buf, size, format, ##__VA_ARGS__, val ); \
501 if ( isfinite( val ) && (f.base != 'g' || f.pc != 0) ) { /* if number, print decimal point */ \
502 for ( i = 0; i < len && buf[i] != '.' && buf[i] != 'e' && buf[i] != 'E'; i += 1 ); /* decimal point or scientific ? */ \
503 if ( i == len && ! f.flags.nobsdp ) { \
504 if ( ! f.flags.left ) { \
505 buf[i] = '.'; buf[i + 1] = '\0'; \
506 if ( buf[0] == ' ' ) bufbeg = 1; /* decimal point within width */ \
507 } else { \
508 for ( i = 0; i < len && buf[i] != ' '; i += 1 ); /* trailing blank ? */ \
509 buf[i] = '.'; \
510 if ( i == len ) buf[i + 1] = '\0'; \
511 } /* if */ \
512 } /* if */ \
513 } /* if */ \
514 fmt( os, "%s", &buf[bufbeg] ); \
515 }
516
517#define FloatingPointFMTImpl( T, DFMTNP, DFMTP ) \
518forall( dtype ostype | ostream( ostype ) ) { \
519 ostype & ?|?( ostype & os, _Ostream_Manip(T) f ) { \
520 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); \
521 char fmtstr[sizeof(DFMTP)]; /* sizeof includes '\0' */ \
522 if ( ! f.flags.pc ) memcpy( &fmtstr, DFMTNP, sizeof(DFMTNP) ); \
523 else memcpy( &fmtstr, DFMTP, sizeof(DFMTP) ); \
524 int star = 4; /* position before first '*' */ \
525\
526 /* Insert flags into spaces before '*', from right to left. */ \
527 if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } \
528 if ( f.flags.sign ) { fmtstr[star] = '+'; star -= 1; } \
529 if ( f.flags.pad0 ) { fmtstr[star] = '0'; star -= 1; } \
530 fmtstr[star] = '%'; \
531\
532 if ( ! f.flags.pc ) { /* no precision */ \
533 fmtstr[sizeof(DFMTNP)-2] = f.base; /* sizeof includes '\0' */ \
534 /* printf( "%g %d %s\n", f.val, f.wd, &fmtstr[star]); */ \
535 PrintWithDP2( os, &fmtstr[star], f.val, f.wd ) \
536 } else { /* precision */ \
537 fmtstr[sizeof(DFMTP)-2] = f.base; /* sizeof includes '\0' */ \
538 /* printf( "%g %d %d %s\n", f.val, f.wd, f.pc, &fmtstr[star] ); */ \
539 PrintWithDP2( os, &fmtstr[star], f.val, f.wd, f.pc ) \
540 } /* if */ \
541 return os; \
542 } /* ?|? */ \
543 void ?|?( ostype & os, _Ostream_Manip(T) f ) { (ostype &)(os | f); nl( os ); } \
544} // distribution
545
546FloatingPointFMTImpl( double, "% * ", "% *.* " )
547FloatingPointFMTImpl( long double, "% *L ", "% *.*L " )
548
549//*********************************** Character ***********************************
550
551forall( dtype ostype | ostream( ostype ) ) {
552 ostype & ?|?( ostype & os, _Ostream_Manip(char) f ) {
553 if ( f.base != 'c' ) { // bespoke binary/octal/hex format
554 _Ostream_Manip(unsigned char) fmtuc @= { f.val, f.wd, f.pc, f.base, {'\0'} };
555 fmtuc.flags.pc = f.flags.pc;
556 fmtuc.flags.nobsdp = f.flags.nobsdp;
557// os | fmtuc | nonl;
558 (ostype &)(os | fmtuc);
559 return os;
560 } // if
561
562 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
563
564 #define CFMTNP "% * "
565 char fmtstr[sizeof(CFMTNP)]; // sizeof includes '\0'
566 memcpy( &fmtstr, CFMTNP, sizeof(CFMTNP) );
567 int star = 1; // position before first '*'
568
569 // Insert flags into spaces before '*', from right to left.
570 if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; }
571 fmtstr[star] = '%';
572
573 fmtstr[sizeof(CFMTNP)-2] = f.base; // sizeof includes '\0'
574 // printf( "%d %s\n", f.wd, &fmtstr[star] );
575 fmt( os, &fmtstr[star], f.wd, f.val );
576 return os;
577 } // ?|?
578 void ?|?( ostype & os, _Ostream_Manip(char) f ) { (ostype &)(os | f); nl( os ); }
579} // distribution
580
581//*********************************** C String ***********************************
582
583forall( dtype ostype | ostream( ostype ) ) {
584 ostype & ?|?( ostype & os, _Ostream_Manip(const char *) f ) {
585 if ( ! f.val ) return os; // null pointer ?
586
587 if ( f.base != 's' ) { // bespoke binary/octal/hex format
588 _Ostream_Manip(unsigned char) fmtuc @= { 0, f.wd, f.pc, f.base, {'\0'} };
589 fmtuc.flags.pc = f.flags.pc;
590 fmtuc.flags.nobsdp = f.flags.nobsdp;
591 for ( unsigned int i = 0; f.val[i] != '\0'; i += 1 ) {
592 fmtuc.val = f.val[i];
593// os | fmtuc | nonl;
594 (ostype &)(os | fmtuc);
595 } // for
596 return os;
597 } // if
598
599 if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) );
600
601 #define SFMTNP "% * "
602 #define SFMTP "% *.* "
603 char fmtstr[sizeof(SFMTP)]; // sizeof includes '\0'
604 if ( ! f.flags.pc ) memcpy( &fmtstr, SFMTNP, sizeof(SFMTNP) );
605 else memcpy( &fmtstr, SFMTP, sizeof(SFMTP) );
606 int star = 1; // position before first '*'
607
608 // Insert flags into spaces before '*', from right to left.
609 if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; }
610 fmtstr[star] = '%';
611
612 if ( ! f.flags.pc ) { // no precision
613 // printf( "%d %s\n", f.wd, &fmtstr[star] );
614 fmtstr[sizeof(SFMTNP)-2] = f.base; // sizeof includes '\0'
615 fmt( os, &fmtstr[star], f.wd, f.val );
616 } else { // precision
617 fmtstr[sizeof(SFMTP)-2] = f.base; // sizeof includes '\0'
618 // printf( "%d %d %s\n", f.wd, f.pc, &fmtstr[star] );
619 fmt( os, &fmtstr[star], f.wd, f.pc, f.val );
620 } // if
621 return os;
622 } // ?|?
623 void ?|?( ostype & os, _Ostream_Manip(const char *) f ) { (ostype &)(os | f); nl( os ); }
624} // distribution
625
626
627//*********************************** Istream ***********************************
628
[e56cfdb0]629
[3ce0d440]630forall( dtype istype | istream( istype ) ) {
[93c2e0a]631 istype & ?|?( istype & is, bool & b ) {
[3ce0d440]632 char val[6];
633 fmt( is, "%5s", val );
634 if ( strcmp( val, "true" ) == 0 ) b = true;
635 else if ( strcmp( val, "false" ) == 0 ) b = false;
636 else {
[93c2e0a]637 fprintf( stderr, "invalid Boolean constant\n" );
[3ce0d440]638 abort();
639 } // if
640 return is;
641 } // ?|?
642
643 istype & ?|?( istype & is, char & c ) {
[0efb269]644 char temp;
645 for () {
646 fmt( is, "%c", &temp ); // must pass pointer through varg to fmt
647 // do not overwrite parameter with newline unless appropriate
648 if ( temp != '\n' || getANL( is ) ) { c = temp; break; }
649 if ( eof( is ) ) break;
650 } // for
[3ce0d440]651 return is;
652 } // ?|?
653
654 istype & ?|?( istype & is, signed char & sc ) {
[3c573e9]655 fmt( is, "%hhi", &sc );
[3ce0d440]656 return is;
657 } // ?|?
658
659 istype & ?|?( istype & is, unsigned char & usc ) {
[3c573e9]660 fmt( is, "%hhi", &usc );
[3ce0d440]661 return is;
662 } // ?|?
663
664 istype & ?|?( istype & is, short int & si ) {
[3c573e9]665 fmt( is, "%hi", &si );
[3ce0d440]666 return is;
667 } // ?|?
668
669 istype & ?|?( istype & is, unsigned short int & usi ) {
[3c573e9]670 fmt( is, "%hi", &usi );
[3ce0d440]671 return is;
672 } // ?|?
673
674 istype & ?|?( istype & is, int & i ) {
[3c573e9]675 fmt( is, "%i", &i );
[3ce0d440]676 return is;
677 } // ?|?
678
679 istype & ?|?( istype & is, unsigned int & ui ) {
[3c573e9]680 fmt( is, "%i", &ui );
[3ce0d440]681 return is;
682 } // ?|?
683
684 istype & ?|?( istype & is, long int & li ) {
[3c573e9]685 fmt( is, "%li", &li );
[3ce0d440]686 return is;
687 } // ?|?
688
689 istype & ?|?( istype & is, unsigned long int & ulli ) {
[3c573e9]690 fmt( is, "%li", &ulli );
[3ce0d440]691 return is;
692 } // ?|?
693
694 istype & ?|?( istype & is, long long int & lli ) {
[3c573e9]695 fmt( is, "%lli", &lli );
[3ce0d440]696 return is;
697 } // ?|?
698
699 istype & ?|?( istype & is, unsigned long long int & ulli ) {
[3c573e9]700 fmt( is, "%lli", &ulli );
[3ce0d440]701 return is;
702 } // ?|?
703
704
705 istype & ?|?( istype & is, float & f ) {
706 fmt( is, "%f", &f );
707 return is;
708 } // ?|?
709
710 istype & ?|?( istype & is, double & d ) {
711 fmt( is, "%lf", &d );
712 return is;
713 } // ?|?
714
715 istype & ?|?( istype & is, long double & ld ) {
716 fmt( is, "%Lf", &ld );
717 return is;
718 } // ?|?
719
720
721 istype & ?|?( istype & is, float _Complex & fc ) {
722 float re, im;
[3c573e9]723 fmt( is, "%f%fi", &re, &im );
[3ce0d440]724 fc = re + im * _Complex_I;
725 return is;
726 } // ?|?
727
728 istype & ?|?( istype & is, double _Complex & dc ) {
729 double re, im;
730 fmt( is, "%lf%lfi", &re, &im );
731 dc = re + im * _Complex_I;
732 return is;
733 } // ?|?
734
735 istype & ?|?( istype & is, long double _Complex & ldc ) {
736 long double re, im;
737 fmt( is, "%Lf%Lfi", &re, &im );
738 ldc = re + im * _Complex_I;
739 return is;
740 } // ?|?
741
[dc5072f]742 // istype & ?|?( istype & is, const char * fmt ) {
743 // fmt( is, fmt, "" );
744 // return is;
745 // } // ?|?
[04396aa]746
747 istype & ?|?( istype & is, char * s ) {
748 fmt( is, "%s", s );
749 return is;
750 } // ?|?
751
[3ce0d440]752 // manipulators
753 istype & ?|?( istype & is, istype & (* manip)( istype & ) ) {
754 return manip( is );
755 } // ?|?
756
[200fcb3]757 istype & nl( istype & is ) {
[3c5dee4]758 fmt( is, "%*[^\n]" ); // ignore characters to newline
[3ce0d440]759 return is;
[200fcb3]760 } // nl
[0efb269]761
762 istype & nlOn( istype & is ) {
763 nlOn( is ); // call void returning
764 return is;
765 } // nlOn
766
767 istype & nlOff( istype & is ) {
768 nlOff( is ); // call void returning
769 return is;
770 } // nlOff
[3ce0d440]771} // distribution
[44574f2]772
[61c7239]773//*********************************** Manipulators ***********************************
[3c573e9]774
775forall( dtype istype | istream( istype ) )
[61c7239]776istype & ?|?( istype & is, _Istream_Cstr f ) {
777 // skip xxx
778 if ( ! f.s ) {
[dc5072f]779 // printf( "skip %s %d\n", f.scanset, f.wd );
780 if ( f.wd == -1 ) fmt( is, f.scanset, "" ); // no input arguments
781 else for ( f.wd ) fmt( is, "%*c" );
[61c7239]782 return is;
783 } // if
784 size_t len = 0;
785 if ( f.scanset ) len = strlen( f.scanset );
786 char fmtstr[len + 16];
787 int start = 1;
788 fmtstr[0] = '%';
789 if ( f.flags.ignore ) { fmtstr[1] = '*'; start += 1; }
790 if ( f.wd != -1 ) { start += sprintf( &fmtstr[start], "%d", f.wd ); }
791 // cstr %s, %*s, %ws, %*ws
792 if ( ! f.scanset ) {
793 fmtstr[start] = 's'; fmtstr[start + 1] = '\0';
794 // printf( "cstr %s\n", fmtstr );
795 fmt( is, fmtstr, f.s );
796 return is;
797 } // if
798 // incl %[xxx], %*[xxx], %w[xxx], %*w[xxx]
799 // excl %[^xxx], %*[^xxx], %w[^xxx], %*w[^xxx]
800 fmtstr[start] = '['; start += 1;
801 if ( f.flags.inex ) { fmtstr[start] = '^'; start += 1; }
802 strcpy( &fmtstr[start], f.scanset ); // copy includes '\0'
803 len += start;
804 fmtstr[len] = ']'; fmtstr[len + 1] = '\0';
805 // printf( "incl/excl %s\n", fmtstr );
806 fmt( is, fmtstr, f.s );
[3c573e9]807 return is;
[61c7239]808} // ?|?
[3c573e9]809
[86a8be5]810forall( dtype istype | istream( istype ) )
811istype & ?|?( istype & is, _Istream_Char f ) {
812 fmt( is, "%*c" ); // argument variable unused
813 return is;
814} // ?|?
815
[3c573e9]816#define InputFMTImpl( T, CODE ) \
817forall( dtype istype | istream( istype ) ) \
818istype & ?|?( istype & is, _Istream_Manip(T) f ) { \
819 enum { size = 16 }; \
820 char fmtstr[size]; \
[86a8be5]821 if ( f.wd == -1 ) { \
[3c573e9]822 snprintf( fmtstr, size, "%%%s%s", f.ignore ? "*" : "", CODE ); \
823 } else { \
824 snprintf( fmtstr, size, "%%%s%d%s", f.ignore ? "*" : "", f.wd, CODE ); \
825 } /* if */ \
826 /* printf( "%d %s %p\n", f.wd, fmtstr, &f.val ); */ \
827 fmt( is, fmtstr, &f.val ); \
828 return is; \
[61c7239]829} // ?|?
[3c573e9]830
831InputFMTImpl( signed char, "hhi" )
832InputFMTImpl( unsigned char, "hhi" )
833InputFMTImpl( signed short int, "hi" )
834InputFMTImpl( unsigned short int, "hi" )
835InputFMTImpl( signed int, "i" )
836InputFMTImpl( unsigned int, "i" )
837InputFMTImpl( signed long int, "li" )
838InputFMTImpl( unsigned long int, "li" )
839InputFMTImpl( signed long long int, "lli" )
840InputFMTImpl( unsigned long long int, "lli" )
841
842InputFMTImpl( float, "f" )
843InputFMTImpl( double, "lf" )
844InputFMTImpl( long double, "Lf" )
845
[61c7239]846forall( dtype istype | istream( istype ) )
847istype & ?|?( istype & is, _Istream_Manip(float _Complex) fc ) {
848 float re, im;
849 _Istream_Manip(float) fmtuc @= { re, fc.wd, fc.ignore };
850 is | fmtuc;
851 &fmtuc.val = &im;
852 is | fmtuc;
853 if ( ! fc.ignore ) fc.val = re + im * _Complex_I; // re/im are uninitialized for ignore
854 return is;
855} // ?|?
856
857forall( dtype istype | istream( istype ) )
858istype & ?|?( istype & is, _Istream_Manip(double _Complex) dc ) {
859 double re, im;
860 _Istream_Manip(double) fmtuc @= { re, dc.wd, dc.ignore };
861 is | fmtuc;
862 &fmtuc.val = &im;
863 is | fmtuc;
864 if ( ! dc.ignore ) dc.val = re + im * _Complex_I; // re/im are uninitialized for ignore
865 return is;
866} // ?|?
867
868forall( dtype istype | istream( istype ) )
869istype & ?|?( istype & is, _Istream_Manip(long double _Complex) ldc ) {
870 long double re, im;
871 _Istream_Manip(long double) fmtuc @= { re, ldc.wd, ldc.ignore };
872 is | fmtuc;
873 &fmtuc.val = &im;
874 is | fmtuc;
875 if ( ! ldc.ignore ) ldc.val = re + im * _Complex_I; // re/im are uninitialized for ignore
876 return is;
877} // ?|?
[3c573e9]878
[86bd7c1f]879// Local Variables: //
880// tab-width: 4 //
[084520f]881// compile-command: "cfa iostream.cfa" //
[86bd7c1f]882// End: //
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