source: libcfa/src/iostream.hfa@ 3a7aa94

Last change on this file since 3a7aa94 was a0bd9a2, checked in by Andrew Beach <ajbeach@…>, 2 years ago

Lifted _Ostream_Flags out of _Ostream_Manip, so the bitfields do not exist in the polymorphic structure.
  • Property mode set to 100644
File size: 20.9 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.hfa --
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 : Thu Feb 2 11:25:39 2023
13// Update Count : 410
14//
15
16#pragma once
17
18#include "iterator.hfa"
19
20
21// *********************************** ostream ***********************************
22
23
24forall( ostype & )
25trait basic_ostream {
26 // private
27 bool sepPrt$( ostype & ); // get separator state (on/off)
28 void sepReset$( ostype & ); // set separator state to default state
29 void sepReset$( ostype &, bool ); // set separator and default state
30 const char * sepGetCur$( ostype & ); // get current separator string
31 void sepSetCur$( ostype &, const char [] ); // set current separator string
32 bool getNL$( ostype & ); // check newline
33 void setNL$( ostype &, bool ); // saw newline
34 bool getANL$( ostype & ); // get auto newline (on/off)
35 bool getPrt$( ostype & ); // get fmt called in output cascade
36 void setPrt$( ostype &, bool ); // set fmt called in output cascade
37 // public
38 void sepOn( ostype & ); // turn separator state on
39 void sepOff( ostype & ); // turn separator state off
40 bool sepDisable( ostype & ); // set default state to off, and return previous state
41 bool sepEnable( ostype & ); // set default state to on, and return previous state
42 void nlOn( ostype & ); // turn auto-newline state on
43 void nlOff( ostype & ); // turn auto-newline state off
44
45 const char * sepGet( ostype & ); // get separator string
46 void sepSet( ostype &, const char [] ); // set separator to string (15 character maximum)
47 const char * sepGetTuple( ostype & ); // get tuple separator string
48 void sepSetTuple( ostype &, const char [] ); // set tuple separator to string (15 character maximum)
49
50 void ends( ostype & ); // end of output statement
51 int fmt( ostype &, const char format[], ... ) __attribute__(( format(printf, 2, 3) ));
52}; // basic_ostream
53
54forall( ostype & | basic_ostream( ostype ) )
55trait ostream {
56 bool fail( ostype & ); // operation failed?
57 void clear( ostype & );
58 int flush( ostype & );
59 void open( ostype &, const char name[], const char mode[] );
60 void close( ostype & );
61 ostype & write( ostype &, const char [], size_t );
62}; // ostream
63
64// forall( T )
65// trait writeable {
66// forall( ostype & | ostream( ostype ) ) ostype & ?|?( ostype &, T );
67// }; // writeable
68
69forall( T, ostype & | ostream( ostype ) )
70 trait writeable {
71 ostype & ?|?( ostype &, T );
72}; // writeable
73
74// implement writable for intrinsic types
75
76forall( ostype & | basic_ostream( ostype ) ) {
77 ostype & ?|?( ostype &, bool );
78 void ?|?( ostype &, bool );
79
80 ostype & ?|?( ostype &, char );
81 void ?|?( ostype &, char );
82 ostype & ?|?( ostype &, signed char );
83 void ?|?( ostype &, signed char );
84 ostype & ?|?( ostype &, unsigned char );
85 void ?|?( ostype &, unsigned char );
86
87 ostype & ?|?( ostype &, short int );
88 void ?|?( ostype &, short int );
89 ostype & ?|?( ostype &, unsigned short int );
90 void ?|?( ostype &, unsigned short int );
91 ostype & ?|?( ostype &, int );
92 void ?|?( ostype &, int );
93 ostype & ?|?( ostype &, unsigned int );
94 void ?|?( ostype &, unsigned int );
95 ostype & ?|?( ostype &, long int );
96 void ?|?( ostype &, long int );
97 ostype & ?|?( ostype &, long long int );
98 void ?|?( ostype &, long long int );
99 ostype & ?|?( ostype &, unsigned long int );
100 void ?|?( ostype &, unsigned long int );
101 ostype & ?|?( ostype &, unsigned long long int );
102 void ?|?( ostype &, unsigned long long int );
103 #if defined( __SIZEOF_INT128__ )
104 ostype & ?|?( ostype &, int128 );
105 void ?|?( ostype &, int128 );
106 ostype & ?|?( ostype &, unsigned int128 );
107 void ?|?( ostype &, unsigned int128 );
108 #endif // __SIZEOF_INT128__
109
110 ostype & ?|?( ostype &, float );
111 void ?|?( ostype &, float );
112 ostype & ?|?( ostype &, double );
113 void ?|?( ostype &, double );
114 ostype & ?|?( ostype &, long double );
115 void ?|?( ostype &, long double );
116
117 ostype & ?|?( ostype &, float _Complex );
118 void ?|?( ostype &, float _Complex );
119 ostype & ?|?( ostype &, double _Complex );
120 void ?|?( ostype &, double _Complex );
121 ostype & ?|?( ostype &, long double _Complex );
122 void ?|?( ostype &, long double _Complex );
123
124 ostype & ?|?( ostype &, const char [] );
125 void ?|?( ostype &, const char [] );
126 // ostype & ?|?( ostype &, const char16_t * );
127 #if ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 ) // char32_t == wchar_t => ambiguous
128 // ostype & ?|?( ostype &, const char32_t * );
129 #endif // ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 )
130 // ostype & ?|?( ostype &, const wchar_t * );
131 ostype & ?|?( ostype &, const void * );
132 void ?|?( ostype &, const void * );
133
134 // manipulators
135 ostype & ?|?( ostype &, ostype & (*)( ostype & ) );
136 void ?|?( ostype &, ostype & (*)( ostype & ) );
137 ostype & nl( ostype & );
138 ostype & nonl( ostype & );
139 ostype & sep( ostype & );
140 ostype & sepTuple( ostype & );
141 ostype & sepOn( ostype & );
142 ostype & sepOff( ostype & );
143 ostype & sepDisable( ostype & );
144 ostype & sepEnable( ostype & );
145 ostype & nlOn( ostype & );
146 ostype & nlOff( ostype & );
147} // distribution
148
149// tuples
150forall( ostype &, T, Params... | writeable( T, ostype ) | { ostype & ?|?( ostype &, Params ); } ) {
151 ostype & ?|?( ostype & os, T arg, Params rest );
152 void ?|?( ostype & os, T arg, Params rest );
153} // distribution
154
155// writes the range [begin, end) to the given stream
156forall( ostype &, elt_type | writeable( elt_type, ostype ), iterator_type | iterator( iterator_type, elt_type ) ) {
157 void write( iterator_type begin, iterator_type end, ostype & os );
158 void write_reverse( iterator_type begin, iterator_type end, ostype & os );
159} // distribution
160
161// *********************************** manipulators ***********************************
162
163struct _Ostream_Flags {
164 unsigned char eng:1; // engineering notation
165 unsigned char neg:1; // val is negative
166 unsigned char pc:1; // precision specified
167 unsigned char left:1; // left justify
168 unsigned char nobsdp:1; // base prefix / decimal point
169 unsigned char sign:1; // plus / minus sign
170 unsigned char pad0:1; // zero pad
171};
172
173forall( T )
174struct _Ostream_Manip {
175 T val; // polymorphic base-type
176 int wd, pc; // width, precision: signed for computations
177 char base; // numeric base / floating-point style
178 union {
179 unsigned char all;
180 _Ostream_Flags flags;
181 };
182}; // _Ostream_Manip
183
184// *********************************** integral ***********************************
185
186// See 6.7.9. 19) The initialization shall occur in initializer list order, each initializer provided for a particular
187// subobject overriding any previously listed initializer for the same subobject; ***all subobjects that are not
188// initialized explicitly shall be initialized implicitly the same as objects that have static storage duration.***
189
190#define IntegralFMTDecl( T, CODE ) \
191static inline { \
192 _Ostream_Manip(T) bin( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, 'b', { .all : 0 } }; } \
193 _Ostream_Manip(T) oct( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, 'o', { .all : 0 } }; } \
194 _Ostream_Manip(T) hex( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, 'x', { .all : 0 } }; } \
195 _Ostream_Manip(T) wd( unsigned int w, T val ) { return (_Ostream_Manip(T))@{ val, w, 0, CODE, { .all : 0 } }; } \
196 _Ostream_Manip(T) wd( unsigned int w, unsigned int pc, T val ) { return (_Ostream_Manip(T))@{ val, w, pc, CODE, { .flags.pc : true } }; } \
197 _Ostream_Manip(T) & wd( unsigned int w, _Ostream_Manip(T) & fmt ) { fmt.wd = w; return fmt; } \
198 _Ostream_Manip(T) & wd( unsigned int w, unsigned int pc, _Ostream_Manip(T) & fmt ) { fmt.wd = w; fmt.pc = pc; fmt.flags.pc = true; return fmt; } \
199 _Ostream_Manip(T) & left( _Ostream_Manip(T) & fmt ) { fmt.flags.left = true; return fmt; } \
200 _Ostream_Manip(T) & upcase( _Ostream_Manip(T) & fmt ) { if ( fmt.base == 'x' || fmt.base == 'b' ) fmt.base -= 32; /* upper case */ return fmt; } \
201 _Ostream_Manip(T) & nobase( _Ostream_Manip(T) & fmt ) { fmt.flags.nobsdp = true; return fmt; } \
202 _Ostream_Manip(T) & pad0( _Ostream_Manip(T) & fmt ) { fmt.flags.pad0 = true; return fmt; } \
203 _Ostream_Manip(T) sign( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, CODE, { .flags.sign : true } }; } \
204 _Ostream_Manip(T) & sign( _Ostream_Manip(T) & fmt ) { fmt.flags.sign = true; return fmt; } \
205} /* distribution */ \
206forall( ostype & | basic_ostream( ostype ) ) { \
207 ostype & ?|?( ostype & os, _Ostream_Manip(T) f ); \
208 void ?|?( ostype & os, _Ostream_Manip(T) f ); \
209} // ?|?
210
211IntegralFMTDecl( signed char, 'd' )
212IntegralFMTDecl( unsigned char, 'u' )
213IntegralFMTDecl( signed short int, 'd' )
214IntegralFMTDecl( unsigned short int, 'u' )
215IntegralFMTDecl( signed int, 'd' )
216IntegralFMTDecl( unsigned int, 'u' )
217IntegralFMTDecl( signed long int, 'd' )
218IntegralFMTDecl( unsigned long int, 'u' )
219IntegralFMTDecl( signed long long int, 'd' )
220IntegralFMTDecl( unsigned long long int, 'u' )
221#if defined( __SIZEOF_INT128__ )
222IntegralFMTDecl( int128, 'd' )
223IntegralFMTDecl( unsigned int128, 'u' )
224#endif // __SIZEOF_INT128__
225
226// *********************************** floating point ***********************************
227
228// Default suffix for values with no fraction is "."
229#define FloatingPointFMTDecl( T ) \
230static inline { \
231 _Ostream_Manip(T) hex( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, 'a', { .all : 0 } }; } \
232 _Ostream_Manip(T) sci( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, 'e', { .all : 0 } }; } \
233 _Ostream_Manip(T) eng( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, 'g', { .flags.eng : true } }; } \
234 _Ostream_Manip(T) wd( unsigned int w, T val ) { return (_Ostream_Manip(T))@{ val, w, 0, 'g', { .all : 0 } }; } \
235 _Ostream_Manip(T) wd( unsigned int w, unsigned int pc, T val ) { return (_Ostream_Manip(T))@{ val, w, pc, 'f', { .flags.pc : true } }; } \
236 _Ostream_Manip(T) ws( unsigned int w, unsigned int pc, T val ) { return (_Ostream_Manip(T))@{ val, w, pc, 'g', { .flags.pc : true } }; } \
237 _Ostream_Manip(T) & wd( unsigned int w, _Ostream_Manip(T) & fmt ) { if ( fmt.flags.eng ) fmt.base = 'f'; fmt.wd = w; return fmt; } \
238 _Ostream_Manip(T) & wd( unsigned int w, unsigned int pc, _Ostream_Manip(T) & fmt ) { if ( fmt.flags.eng ) fmt.base = 'f'; fmt.wd = w; fmt.pc = pc; fmt.flags.pc = true; return fmt; } \
239 _Ostream_Manip(T) & ws( unsigned int w, unsigned int pc, _Ostream_Manip(T) & fmt ) { fmt.wd = w; fmt.pc = pc; fmt.flags.pc = true; return fmt; } \
240 _Ostream_Manip(T) & left( _Ostream_Manip(T) & fmt ) { fmt.flags.left = true; return fmt; } \
241 _Ostream_Manip(T) upcase( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, 'G', { .all : 0 } }; } \
242 _Ostream_Manip(T) & upcase( _Ostream_Manip(T) & fmt ) { fmt.base -= 32; /* upper case */ return fmt; } \
243 _Ostream_Manip(T) & pad0( _Ostream_Manip(T) & fmt ) { fmt.flags.pad0 = true; return fmt; } \
244 _Ostream_Manip(T) sign( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, 'g', { .flags.sign : true } }; } \
245 _Ostream_Manip(T) & sign( _Ostream_Manip(T) & fmt ) { fmt.flags.sign = true; return fmt; } \
246 _Ostream_Manip(T) nodp( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, 'g', { .flags.nobsdp : true } }; } \
247 _Ostream_Manip(T) & nodp( _Ostream_Manip(T) & fmt ) { fmt.flags.nobsdp = true; return fmt; } \
248 _Ostream_Manip(T) unit( T val ) { return (_Ostream_Manip(T))@{ val, 1, 0, 'g', { .flags.nobsdp : true } }; } \
249 _Ostream_Manip(T) & unit( _Ostream_Manip(T) & fmt ) { fmt.flags.nobsdp = true; return fmt; } \
250} /* distribution */ \
251forall( ostype & | basic_ostream( ostype ) ) { \
252 ostype & ?|?( ostype & os, _Ostream_Manip(T) f ); \
253 void ?|?( ostype & os, _Ostream_Manip(T) f ); \
254} // ?|?
255
256FloatingPointFMTDecl( double )
257FloatingPointFMTDecl( long double )
258
259// *********************************** character ***********************************
260
261static inline {
262 _Ostream_Manip(char) bin( char c ) { return (_Ostream_Manip(char))@{ c, 1, 0, 'b', { .all : 0 } }; }
263 _Ostream_Manip(char) oct( char c ) { return (_Ostream_Manip(char))@{ c, 1, 0, 'o', { .all : 0 } }; }
264 _Ostream_Manip(char) hex( char c ) { return (_Ostream_Manip(char))@{ c, 1, 0, 'x', { .all : 0 } }; }
265 _Ostream_Manip(char) wd( unsigned int w, char c ) { return (_Ostream_Manip(char))@{ c, w, 0, 'c', { .all : 0 } }; }
266 _Ostream_Manip(char) & wd( unsigned int w, _Ostream_Manip(char) & fmt ) { fmt.wd = w; return fmt; }
267 _Ostream_Manip(char) & left( _Ostream_Manip(char) & fmt ) { fmt.flags.left = true; return fmt; }
268 _Ostream_Manip(char) & upcase( _Ostream_Manip(char) & fmt ) { if ( fmt.base == 'x' || fmt.base == 'b' ) fmt.base -= 32; /* upper case */ return fmt; }
269 _Ostream_Manip(char) & nobase( _Ostream_Manip(char) & fmt ) { fmt.flags.nobsdp = true; return fmt; }
270} // distribution
271forall( ostype & | basic_ostream( ostype ) ) {
272 ostype & ?|?( ostype & os, _Ostream_Manip(char) f );
273 void ?|?( ostype & os, _Ostream_Manip(char) f );
274} // ?|?
275
276// *********************************** C string ***********************************
277
278static inline {
279 _Ostream_Manip(const char *) bin( const char s[] ) { return (_Ostream_Manip(const char *))@{ s, 1, 0, 'b', { .all : 0 } }; }
280 _Ostream_Manip(const char *) oct( const char s[] ) { return (_Ostream_Manip(const char *))@{ s, 1, 0, 'o', { .all : 0 } }; }
281 _Ostream_Manip(const char *) hex( const char s[] ) { return (_Ostream_Manip(const char *))@{ s, 1, 0, 'x', { .all : 0 } }; }
282 _Ostream_Manip(const char *) wd( unsigned int w, const char s[] ) { return (_Ostream_Manip(const char *))@{ s, w, 0, 's', { .all : 0 } }; }
283 _Ostream_Manip(const char *) wd( unsigned int w, unsigned int pc, const char s[] ) { return (_Ostream_Manip(const char *))@{ s, w, pc, 's', { .flags.pc : true } }; }
284 _Ostream_Manip(const char *) & wd( unsigned int w, _Ostream_Manip(const char *) & fmt ) { fmt.wd = w; return fmt; }
285 _Ostream_Manip(const char *) & wd( unsigned int w, unsigned int pc, _Ostream_Manip(const char *) & fmt ) { fmt.wd = w; fmt.pc = pc; fmt.flags.pc = true; return fmt; }
286 _Ostream_Manip(const char *) & left( _Ostream_Manip(const char *) & fmt ) { fmt.flags.left = true; return fmt; }
287 _Ostream_Manip(const char *) & nobase( _Ostream_Manip(const char *) & fmt ) { fmt.flags.nobsdp = true; return fmt; }
288} // distribution
289forall( ostype & | basic_ostream( ostype ) ) {
290 ostype & ?|?( ostype & os, _Ostream_Manip(const char *) f );
291 void ?|?( ostype & os, _Ostream_Manip(const char *) f );
292} // ?|?
293
294
295// *********************************** istream ***********************************
296
297
298forall( istype & )
299trait basic_istream {
300 // private
301 bool getANL$( istype & ); // get scan newline (on/off)
302 // public
303 void nlOn( istype & ); // read newline
304 void nlOff( istype & ); // scan newline
305 void ends( istype & os ); // end of output statement
306 int fmt( istype &, const char format[], ... ) __attribute__(( format(scanf, 2, 3) ));
307 istype & ungetc( istype &, char );
308 bool eof( istype & );
309}; // basic_istream
310
311forall( istype & | basic_istream( istype ) )
312trait istream {
313 bool fail( istype & );
314 void clear( istype & );
315 void open( istype & is, const char name[] );
316 void close( istype & is );
317 istype & read( istype &, char [], size_t );
318}; // istream
319
320forall( T )
321trait readable {
322 forall( istype & | istream( istype ) ) istype & ?|?( istype &, T );
323}; // readable
324
325forall( istype & | basic_istream( istype ) ) {
326 istype & ?|?( istype &, bool & );
327 void ?|?( istype &, bool & );
328
329 istype & ?|?( istype &, char & );
330 void ?|?( istype &, char & );
331 istype & ?|?( istype &, signed char & );
332 void ?|?( istype &, signed char & );
333 istype & ?|?( istype &, unsigned char & );
334 void ?|?( istype &, unsigned char & );
335
336 istype & ?|?( istype &, short int & );
337 void ?|?( istype &, short int & );
338 istype & ?|?( istype &, unsigned short int & );
339 void ?|?( istype &, unsigned short int & );
340 istype & ?|?( istype &, int & );
341 void ?|?( istype &, int & );
342 istype & ?|?( istype &, unsigned int & );
343 void ?|?( istype &, unsigned int & );
344 istype & ?|?( istype &, long int & );
345 void ?|?( istype &, long int & );
346 istype & ?|?( istype &, unsigned long int & );
347 void ?|?( istype &, unsigned long int & );
348 istype & ?|?( istype &, long long int & );
349 void ?|?( istype &, long long int & );
350 istype & ?|?( istype &, unsigned long long int & );
351 void ?|?( istype &, unsigned long long int & );
352 #if defined( __SIZEOF_INT128__ )
353 istype & ?|?( istype &, int128 & );
354 void ?|?( istype &, int128 & );
355 istype & ?|?( istype &, unsigned int128 & );
356 void ?|?( istype &, unsigned int128 & );
357 #endif // __SIZEOF_INT128__
358
359 istype & ?|?( istype &, float & );
360 void ?|?( istype &, float & );
361 istype & ?|?( istype &, double & );
362 void ?|?( istype &, double & );
363 istype & ?|?( istype &, long double & );
364 void ?|?( istype &, long double & );
365
366 istype & ?|?( istype &, float _Complex & );
367 void ?|?( istype &, float _Complex & );
368 istype & ?|?( istype &, double _Complex & );
369 void ?|?( istype &, double _Complex & );
370 istype & ?|?( istype &, long double _Complex & );
371 void ?|?( istype &, long double _Complex & );
372
373// istype & ?|?( istype &, const char [] );
374 istype & ?|?( istype &, char [] );
375 void ?|?( istype &, char [] );
376
377 // manipulators
378 istype & ?|?( istype &, istype & (*)( istype & ) );
379 void ?|?( istype &, istype & (*)( istype & ) );
380 istype & nl( istype & is );
381 istype & nlOn( istype & );
382 istype & nlOff( istype & );
383} // distribution
384
385// *********************************** manipulators ***********************************
386
387struct _Istream_Cstr {
388 char * s;
389 const char * scanset;
390 int wd; // width
391 union {
392 unsigned char all;
393 struct {
394 unsigned char ignore:1; // do not change input argument
395 unsigned char inex:1; // include/exclude characters in scanset
396 } flags;
397 };
398}; // _Istream_Cstr
399
400static inline {
401 _Istream_Cstr skip( const char scanset[] ) { return (_Istream_Cstr){ 0p, scanset, -1, { .all : 0 } }; }
402 _Istream_Cstr skip( unsigned int n ) { return (_Istream_Cstr){ 0p, 0p, n, { .all : 0 } }; }
403 _Istream_Cstr incl( const char scanset[], char * s ) { return (_Istream_Cstr){ s, scanset, -1, { .flags.inex : false } }; }
404 _Istream_Cstr & incl( const char scanset[], _Istream_Cstr & fmt ) { fmt.scanset = scanset; fmt.flags.inex = false; return fmt; }
405 _Istream_Cstr excl( const char scanset[], char * s ) { return (_Istream_Cstr){ s, scanset, -1, { .flags.inex : true } }; }
406 _Istream_Cstr & excl( const char scanset[], _Istream_Cstr & fmt ) { fmt.scanset = scanset; fmt.flags.inex = true; return fmt; }
407 _Istream_Cstr ignore( char s[] ) { return (_Istream_Cstr)@{ s, 0p, -1, { .flags.ignore : true } }; }
408 _Istream_Cstr & ignore( _Istream_Cstr & fmt ) { fmt.flags.ignore = true; return fmt; }
409 _Istream_Cstr wdi( unsigned int w, char s[] ) { return (_Istream_Cstr)@{ s, 0p, w, { .all : 0 } }; }
410 _Istream_Cstr & wdi( unsigned int w, _Istream_Cstr & fmt ) { fmt.wd = w; return fmt; }
411} // distribution
412forall( istype & | basic_istream( istype ) ) {
413 istype & ?|?( istype & is, _Istream_Cstr f );
414 void ?|?( istype & is, _Istream_Cstr f );
415}
416
417struct _Istream_Char {
418 bool ignore; // do not change input argument
419}; // _Istream_Char
420
421static inline {
422 _Istream_Char ignore( const char ) { return (_Istream_Char)@{ true }; }
423 _Istream_Char & ignore( _Istream_Char & fmt ) { fmt.ignore = true; return fmt; }
424} // distribution
425forall( istype & | basic_istream( istype ) ) {
426 istype & ?|?( istype & is, _Istream_Char f );
427 void ?|?( istype & is, _Istream_Char f );
428}
429
430forall( T & | sized( T ) )
431struct _Istream_Manip {
432 T & val; // polymorphic base-type
433 int wd; // width
434 bool ignore; // do not change input argument
435}; // _Istream_Manip
436
437#define InputFMTDecl( T ) \
438static inline { \
439 _Istream_Manip(T) ignore( const T & val ) { return (_Istream_Manip(T))@{ (T &)val, -1, true }; } \
440 _Istream_Manip(T) & ignore( _Istream_Manip(T) & fmt ) { fmt.ignore = true; return fmt; } \
441 _Istream_Manip(T) wdi( unsigned int w, T & val ) { return (_Istream_Manip(T))@{ val, w, false }; } \
442 _Istream_Manip(T) & wdi( unsigned int w, _Istream_Manip(T) & fmt ) { fmt.wd = w; return fmt; } \
443} /* distribution */ \
444forall( istype & | basic_istream( istype ) ) { \
445 istype & ?|?( istype & is, _Istream_Manip(T) f ); \
446 void ?|?( istype & is, _Istream_Manip(T) f ); \
447} // ?|?
448
449InputFMTDecl( signed char )
450InputFMTDecl( unsigned char )
451InputFMTDecl( signed short int )
452InputFMTDecl( unsigned short int )
453InputFMTDecl( signed int )
454InputFMTDecl( unsigned int )
455InputFMTDecl( signed long int )
456InputFMTDecl( unsigned long int )
457InputFMTDecl( signed long long int )
458InputFMTDecl( unsigned long long int )
459
460InputFMTDecl( float )
461InputFMTDecl( double )
462InputFMTDecl( long double )
463
464InputFMTDecl( float _Complex )
465InputFMTDecl( double _Complex )
466InputFMTDecl( long double _Complex )
467
468
469// *********************************** time ***********************************
470
471
472#include <time_t.hfa> // Duration (constructors) / Time (constructors)
473
474forall( ostype & | ostream( ostype ) ) {
475 ostype & ?|?( ostype & os, Duration dur );
476 void ?|?( ostype & os, Duration dur );
477 ostype & ?|?( ostype & os, Time time );
478 void ?|?( ostype & os, Time time );
479} // distribution
480
481// Local Variables: //
482// tab-width: 4 //
483// End: //
Note: See TracBrowser for help on using the repository browser.