1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Nathan Binkert
29 */
30
31#ifndef __BASE_CPRINTF_FORMATS_HH__
32#define __BASE_CPRINTF_FORMATS_HH__
33
34#include <cstring>
35#include <ostream>
36#include <sstream>
37
38namespace cp {
39
40struct Format
41{
42 bool alternate_form;
43 bool flush_left;
44 bool print_sign;
45 bool blank_space;
46 bool fill_zero;
47 bool uppercase;
48 enum { dec, hex, oct } base;
49 enum { none, string, integer, character, floating } format;
50 enum { best, fixed, scientific } float_format;
51 int precision;
52 int width;
53 bool get_precision;
54 bool get_width;
55
56 Format() { clear(); }
57
58 void clear()
59 {
60 alternate_form = false;
61 flush_left = false;
62 print_sign = false;
63 blank_space = false;
64 fill_zero = false;
65 uppercase = false;
66 base = dec;
67 format = none;
68 float_format = best;
69 precision = -1;
70 width = 0;
71 get_precision = false;
72 get_width = false;
73 }
74};
75
76template <typename T>
77inline void
78_format_char(std::ostream &out, const T &data, Format &fmt)
79{
80 using namespace std;
81
82 out << data;
83}
84
85template <typename T>
86inline void
87_format_integer(std::ostream &out, const T &data, Format &fmt)
88{
89 using namespace std;
90
91 ios::fmtflags flags(out.flags());
92
93 switch (fmt.base) {
94 case Format::hex:
95 out.setf(std::ios::hex, std::ios::basefield);
96 break;
97
98 case Format::oct:
99 out.setf(std::ios::oct, std::ios::basefield);
100 break;
101
102 case Format::dec:
103 out.setf(std::ios::dec, std::ios::basefield);
104 break;
105 }
106
107 if (fmt.alternate_form) {
108 if (!fmt.fill_zero)
109 out.setf(std::ios::showbase);
110 else {
111 switch (fmt.base) {
112 case Format::hex:
113 out << "0x";
114 fmt.width -= 2;
115 break;
116 case Format::oct:
117 out << "0";
118 fmt.width -= 1;
119 break;
120 case Format::dec:
121 break;
122 }
123 }
124 }
125
126 if (fmt.fill_zero)
127 out.fill('0');
128
129 if (fmt.width > 0)
130 out.width(fmt.width);
131
132 if (fmt.flush_left && !fmt.fill_zero)
133 out.setf(std::ios::left);
134
135 if (fmt.print_sign)
136 out.setf(std::ios::showpos);
137
138 if (fmt.uppercase)
139 out.setf(std::ios::uppercase);
140
141 out << data;
142
143 out.flags(flags);
144}
145
146template <typename T>
147inline void
148_format_float(std::ostream &out, const T &data, Format &fmt)
149{
150 using namespace std;
151
152 ios::fmtflags flags(out.flags());
153
| 1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Nathan Binkert
29 */
30
31#ifndef __BASE_CPRINTF_FORMATS_HH__
32#define __BASE_CPRINTF_FORMATS_HH__
33
34#include <cstring>
35#include <ostream>
36#include <sstream>
37
38namespace cp {
39
40struct Format
41{
42 bool alternate_form;
43 bool flush_left;
44 bool print_sign;
45 bool blank_space;
46 bool fill_zero;
47 bool uppercase;
48 enum { dec, hex, oct } base;
49 enum { none, string, integer, character, floating } format;
50 enum { best, fixed, scientific } float_format;
51 int precision;
52 int width;
53 bool get_precision;
54 bool get_width;
55
56 Format() { clear(); }
57
58 void clear()
59 {
60 alternate_form = false;
61 flush_left = false;
62 print_sign = false;
63 blank_space = false;
64 fill_zero = false;
65 uppercase = false;
66 base = dec;
67 format = none;
68 float_format = best;
69 precision = -1;
70 width = 0;
71 get_precision = false;
72 get_width = false;
73 }
74};
75
76template <typename T>
77inline void
78_format_char(std::ostream &out, const T &data, Format &fmt)
79{
80 using namespace std;
81
82 out << data;
83}
84
85template <typename T>
86inline void
87_format_integer(std::ostream &out, const T &data, Format &fmt)
88{
89 using namespace std;
90
91 ios::fmtflags flags(out.flags());
92
93 switch (fmt.base) {
94 case Format::hex:
95 out.setf(std::ios::hex, std::ios::basefield);
96 break;
97
98 case Format::oct:
99 out.setf(std::ios::oct, std::ios::basefield);
100 break;
101
102 case Format::dec:
103 out.setf(std::ios::dec, std::ios::basefield);
104 break;
105 }
106
107 if (fmt.alternate_form) {
108 if (!fmt.fill_zero)
109 out.setf(std::ios::showbase);
110 else {
111 switch (fmt.base) {
112 case Format::hex:
113 out << "0x";
114 fmt.width -= 2;
115 break;
116 case Format::oct:
117 out << "0";
118 fmt.width -= 1;
119 break;
120 case Format::dec:
121 break;
122 }
123 }
124 }
125
126 if (fmt.fill_zero)
127 out.fill('0');
128
129 if (fmt.width > 0)
130 out.width(fmt.width);
131
132 if (fmt.flush_left && !fmt.fill_zero)
133 out.setf(std::ios::left);
134
135 if (fmt.print_sign)
136 out.setf(std::ios::showpos);
137
138 if (fmt.uppercase)
139 out.setf(std::ios::uppercase);
140
141 out << data;
142
143 out.flags(flags);
144}
145
146template <typename T>
147inline void
148_format_float(std::ostream &out, const T &data, Format &fmt)
149{
150 using namespace std;
151
152 ios::fmtflags flags(out.flags());
153
|
154 switch (fmt.float_format) {
155 case Format::scientific:
156 if (fmt.precision != -1) {
157 if (fmt.width > 0)
158 out.width(fmt.width);
159
160 if (fmt.precision == 0)
161 fmt.precision = 1;
162 else
163 out.setf(std::ios::scientific);
164
165 out.precision(fmt.precision);
166 } else
167 if (fmt.width > 0)
168 out.width(fmt.width);
169
170 if (fmt.uppercase)
171 out.setf(std::ios::uppercase);
172 break;
173
174 case Format::fixed:
175 if (fmt.precision != -1) {
176 if (fmt.width > 0)
177 out.width(fmt.width);
178
179 out.setf(std::ios::fixed);
180 out.precision(fmt.precision);
181 } else
182 if (fmt.width > 0)
183 out.width(fmt.width);
184
185 break;
186
187 default:
188 if (fmt.precision != -1)
189 out.precision(fmt.precision);
190
191 if (fmt.width > 0)
192 out.width(fmt.width);
193
194 break;
195 }
196
197 out << data;
198
199 out.flags(flags);
200}
201
202template <typename T>
203inline void
204_format_string(std::ostream &out, const T &data, Format &fmt)
205{
206 using namespace std;
207
208#if defined(__GNUC__) && (__GNUC__ < 3) || 1
209 if (fmt.width > 0) {
210 std::stringstream foo;
211 foo << data;
212 int flen = foo.str().size();
213
214 if (fmt.width > flen) {
215 char *spaces = new char[fmt.width - flen + 1];
216 memset(spaces, ' ', fmt.width - flen);
217 spaces[fmt.width - flen] = 0;
218
219 if (fmt.flush_left)
220 out << foo.str() << spaces;
221 else
222 out << spaces << foo.str();
223
224 delete [] spaces;
225 } else
226 out << data;
227 } else
228 out << data;
229#else
230 if (fmt.width > 0)
231 out.width(fmt.width);
232 if (fmt.flush_left)
233 out.setf(std::ios::left);
234
235 out << data;
236#endif
237}
238
239/////////////////////////////////////////////////////////////////////////////
240//
241// The code below controls the actual usage of formats for various types
242//
243
244//
245// character formats
246//
247template <typename T>
248inline void
249format_char(std::ostream &out, const T &data, Format &fmt)
250{ out << "<bad arg type for char format>"; }
251
252inline void
253format_char(std::ostream &out, char data, Format &fmt)
254{ _format_char(out, data, fmt); }
255
256inline void
257format_char(std::ostream &out, unsigned char data, Format &fmt)
258{ _format_char(out, data, fmt); }
259
260inline void
261format_char(std::ostream &out, signed char data, Format &fmt)
262{ _format_char(out, data, fmt); }
263
264inline void
265format_char(std::ostream &out, short data, Format &fmt)
266{ _format_char(out, (char)data, fmt); }
267
268inline void
269format_char(std::ostream &out, unsigned short data, Format &fmt)
270{ _format_char(out, (char)data, fmt); }
271
272inline void
273format_char(std::ostream &out, int data, Format &fmt)
274{ _format_char(out, (char)data, fmt); }
275
276inline void
277format_char(std::ostream &out, unsigned int data, Format &fmt)
278{ _format_char(out, (char)data, fmt); }
279
280inline void
281format_char(std::ostream &out, long data, Format &fmt)
282{ _format_char(out, (char)data, fmt); }
283
284inline void
285format_char(std::ostream &out, unsigned long data, Format &fmt)
286{ _format_char(out, (char)data, fmt); }
287
288inline void
289format_char(std::ostream &out, long long data, Format &fmt)
290{ _format_char(out, (char)data, fmt); }
291
292inline void
293format_char(std::ostream &out, unsigned long long data, Format &fmt)
294{ _format_char(out, (char)data, fmt); }
295
296//
297// integer formats
298//
299template <typename T>
300inline void
301format_integer(std::ostream &out, const T &data, Format &fmt)
302{ _format_integer(out, data, fmt); }
303inline void
304format_integer(std::ostream &out, char data, Format &fmt)
305{ _format_integer(out, (int)data, fmt); }
306inline void
307format_integer(std::ostream &out, unsigned char data, Format &fmt)
308{ _format_integer(out, (int)data, fmt); }
309inline void
310format_integer(std::ostream &out, signed char data, Format &fmt)
311{ _format_integer(out, (int)data, fmt); }
312#if 0
313inline void
314format_integer(std::ostream &out, short data, Format &fmt)
315{ _format_integer(out, data, fmt); }
316inline void
317format_integer(std::ostream &out, unsigned short data, Format &fmt)
318{ _format_integer(out, data, fmt); }
319inline void
320format_integer(std::ostream &out, int data, Format &fmt)
321{ _format_integer(out, data, fmt); }
322inline void
323format_integer(std::ostream &out, unsigned int data, Format &fmt)
324{ _format_integer(out, data, fmt); }
325inline void
326format_integer(std::ostream &out, long data, Format &fmt)
327{ _format_integer(out, data, fmt); }
328inline void
329format_integer(std::ostream &out, unsigned long data, Format &fmt)
330{ _format_integer(out, data, fmt); }
331inline void
332format_integer(std::ostream &out, long long data, Format &fmt)
333{ _format_integer(out, data, fmt); }
334inline void
335format_integer(std::ostream &out, unsigned long long data, Format &fmt)
336{ _format_integer(out, data, fmt); }
337#endif
338
339//
340// floating point formats
341//
342template <typename T>
343inline void
344format_float(std::ostream &out, const T &data, Format &fmt)
345{ out << "<bad arg type for float format>"; }
346
347inline void
348format_float(std::ostream &out, float data, Format &fmt)
349{ _format_float(out, data, fmt); }
350
351inline void
352format_float(std::ostream &out, double data, Format &fmt)
353{ _format_float(out, data, fmt); }
354
355//
356// string formats
357//
358template <typename T>
359inline void
360format_string(std::ostream &out, const T &data, Format &fmt)
361{ _format_string(out, data, fmt); }
362
363inline void
364format_string(std::ostream &out, const std::stringstream &data, Format &fmt)
365{ _format_string(out, data.str(), fmt); }
366
367} // namespace cp
368
369#endif // __CPRINTF_FORMATS_HH__
| 157 switch (fmt.float_format) {
158 case Format::scientific:
159 if (fmt.precision != -1) {
160 if (fmt.width > 0)
161 out.width(fmt.width);
162
163 if (fmt.precision == 0)
164 fmt.precision = 1;
165 else
166 out.setf(std::ios::scientific);
167
168 out.precision(fmt.precision);
169 } else
170 if (fmt.width > 0)
171 out.width(fmt.width);
172
173 if (fmt.uppercase)
174 out.setf(std::ios::uppercase);
175 break;
176
177 case Format::fixed:
178 if (fmt.precision != -1) {
179 if (fmt.width > 0)
180 out.width(fmt.width);
181
182 out.setf(std::ios::fixed);
183 out.precision(fmt.precision);
184 } else
185 if (fmt.width > 0)
186 out.width(fmt.width);
187
188 break;
189
190 default:
191 if (fmt.precision != -1)
192 out.precision(fmt.precision);
193
194 if (fmt.width > 0)
195 out.width(fmt.width);
196
197 break;
198 }
199
200 out << data;
201
202 out.flags(flags);
203}
204
205template <typename T>
206inline void
207_format_string(std::ostream &out, const T &data, Format &fmt)
208{
209 using namespace std;
210
211#if defined(__GNUC__) && (__GNUC__ < 3) || 1
212 if (fmt.width > 0) {
213 std::stringstream foo;
214 foo << data;
215 int flen = foo.str().size();
216
217 if (fmt.width > flen) {
218 char *spaces = new char[fmt.width - flen + 1];
219 memset(spaces, ' ', fmt.width - flen);
220 spaces[fmt.width - flen] = 0;
221
222 if (fmt.flush_left)
223 out << foo.str() << spaces;
224 else
225 out << spaces << foo.str();
226
227 delete [] spaces;
228 } else
229 out << data;
230 } else
231 out << data;
232#else
233 if (fmt.width > 0)
234 out.width(fmt.width);
235 if (fmt.flush_left)
236 out.setf(std::ios::left);
237
238 out << data;
239#endif
240}
241
242/////////////////////////////////////////////////////////////////////////////
243//
244// The code below controls the actual usage of formats for various types
245//
246
247//
248// character formats
249//
250template <typename T>
251inline void
252format_char(std::ostream &out, const T &data, Format &fmt)
253{ out << "<bad arg type for char format>"; }
254
255inline void
256format_char(std::ostream &out, char data, Format &fmt)
257{ _format_char(out, data, fmt); }
258
259inline void
260format_char(std::ostream &out, unsigned char data, Format &fmt)
261{ _format_char(out, data, fmt); }
262
263inline void
264format_char(std::ostream &out, signed char data, Format &fmt)
265{ _format_char(out, data, fmt); }
266
267inline void
268format_char(std::ostream &out, short data, Format &fmt)
269{ _format_char(out, (char)data, fmt); }
270
271inline void
272format_char(std::ostream &out, unsigned short data, Format &fmt)
273{ _format_char(out, (char)data, fmt); }
274
275inline void
276format_char(std::ostream &out, int data, Format &fmt)
277{ _format_char(out, (char)data, fmt); }
278
279inline void
280format_char(std::ostream &out, unsigned int data, Format &fmt)
281{ _format_char(out, (char)data, fmt); }
282
283inline void
284format_char(std::ostream &out, long data, Format &fmt)
285{ _format_char(out, (char)data, fmt); }
286
287inline void
288format_char(std::ostream &out, unsigned long data, Format &fmt)
289{ _format_char(out, (char)data, fmt); }
290
291inline void
292format_char(std::ostream &out, long long data, Format &fmt)
293{ _format_char(out, (char)data, fmt); }
294
295inline void
296format_char(std::ostream &out, unsigned long long data, Format &fmt)
297{ _format_char(out, (char)data, fmt); }
298
299//
300// integer formats
301//
302template <typename T>
303inline void
304format_integer(std::ostream &out, const T &data, Format &fmt)
305{ _format_integer(out, data, fmt); }
306inline void
307format_integer(std::ostream &out, char data, Format &fmt)
308{ _format_integer(out, (int)data, fmt); }
309inline void
310format_integer(std::ostream &out, unsigned char data, Format &fmt)
311{ _format_integer(out, (int)data, fmt); }
312inline void
313format_integer(std::ostream &out, signed char data, Format &fmt)
314{ _format_integer(out, (int)data, fmt); }
315#if 0
316inline void
317format_integer(std::ostream &out, short data, Format &fmt)
318{ _format_integer(out, data, fmt); }
319inline void
320format_integer(std::ostream &out, unsigned short data, Format &fmt)
321{ _format_integer(out, data, fmt); }
322inline void
323format_integer(std::ostream &out, int data, Format &fmt)
324{ _format_integer(out, data, fmt); }
325inline void
326format_integer(std::ostream &out, unsigned int data, Format &fmt)
327{ _format_integer(out, data, fmt); }
328inline void
329format_integer(std::ostream &out, long data, Format &fmt)
330{ _format_integer(out, data, fmt); }
331inline void
332format_integer(std::ostream &out, unsigned long data, Format &fmt)
333{ _format_integer(out, data, fmt); }
334inline void
335format_integer(std::ostream &out, long long data, Format &fmt)
336{ _format_integer(out, data, fmt); }
337inline void
338format_integer(std::ostream &out, unsigned long long data, Format &fmt)
339{ _format_integer(out, data, fmt); }
340#endif
341
342//
343// floating point formats
344//
345template <typename T>
346inline void
347format_float(std::ostream &out, const T &data, Format &fmt)
348{ out << "<bad arg type for float format>"; }
349
350inline void
351format_float(std::ostream &out, float data, Format &fmt)
352{ _format_float(out, data, fmt); }
353
354inline void
355format_float(std::ostream &out, double data, Format &fmt)
356{ _format_float(out, data, fmt); }
357
358//
359// string formats
360//
361template <typename T>
362inline void
363format_string(std::ostream &out, const T &data, Format &fmt)
364{ _format_string(out, data, fmt); }
365
366inline void
367format_string(std::ostream &out, const std::stringstream &data, Format &fmt)
368{ _format_string(out, data.str(), fmt); }
369
370} // namespace cp
371
372#endif // __CPRINTF_FORMATS_HH__
|