2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
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.
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.
28 * Authors: Nathan Binkert
31 #ifndef __BASE_CPRINTF_FORMATS_HH__
32 #define __BASE_CPRINTF_FORMATS_HH__
48 enum { dec, hex, oct } base;
49 enum { none, string, integer, character, floating } format;
50 enum { best, fixed, scientific } float_format;
60 alternate_form = false;
70 get_precision = false;
77 _format_char(std::ostream &out, const T &data, Format &fmt)
86 _format_integer(std::ostream &out, const T &data, Format &fmt)
92 out.setf(std::ios::hex, std::ios::basefield);
96 out.setf(std::ios::oct, std::ios::basefield);
100 out.setf(std::ios::dec, std::ios::basefield);
104 if (fmt.alternate_form) {
106 out.setf(std::ios::showbase);
127 out.width(fmt.width);
129 if (fmt.flush_left && !fmt.fill_zero)
130 out.setf(std::ios::left);
133 out.setf(std::ios::showpos);
136 out.setf(std::ios::uppercase);
141 template <typename T>
143 _format_float(std::ostream &out, const T &data, Format &fmt)
147 switch (fmt.float_format) {
148 case Format::scientific:
149 if (fmt.precision != -1) {
151 out.width(fmt.width);
153 if (fmt.precision == 0)
156 out.setf(std::ios::scientific);
158 out.precision(fmt.precision);
161 out.width(fmt.width);
164 out.setf(std::ios::uppercase);
168 if (fmt.precision != -1) {
170 out.width(fmt.width);
172 out.setf(std::ios::fixed);
173 out.precision(fmt.precision);
176 out.width(fmt.width);
181 if (fmt.precision != -1)
182 out.precision(fmt.precision);
185 out.width(fmt.width);
193 template <typename T>
195 _format_string(std::ostream &out, const T &data, Format &fmt)
199 #if defined(__GNUC__) && (__GNUC__ < 3) || 1
201 std::stringstream foo;
203 int flen = foo.str().size();
205 if (fmt.width > flen) {
206 char *spaces = new char[fmt.width - flen + 1];
207 memset(spaces, ' ', fmt.width - flen);
208 spaces[fmt.width - flen] = 0;
211 out << foo.str() << spaces;
213 out << spaces << foo.str();
222 out.width(fmt.width);
224 out.setf(std::ios::left);
230 /////////////////////////////////////////////////////////////////////////////
232 // The code below controls the actual usage of formats for various types
238 template <typename T>
240 format_char(std::ostream &out, const T &data, Format &fmt)
241 { out << "<bad arg type for char format>"; }
244 format_char(std::ostream &out, char data, Format &fmt)
245 { _format_char(out, data, fmt); }
248 format_char(std::ostream &out, unsigned char data, Format &fmt)
249 { _format_char(out, data, fmt); }
252 format_char(std::ostream &out, signed char data, Format &fmt)
253 { _format_char(out, data, fmt); }
256 format_char(std::ostream &out, short data, Format &fmt)
257 { _format_char(out, (char)data, fmt); }
260 format_char(std::ostream &out, unsigned short data, Format &fmt)
261 { _format_char(out, (char)data, fmt); }
264 format_char(std::ostream &out, int data, Format &fmt)
265 { _format_char(out, (char)data, fmt); }
268 format_char(std::ostream &out, unsigned int data, Format &fmt)
269 { _format_char(out, (char)data, fmt); }
272 format_char(std::ostream &out, long data, Format &fmt)
273 { _format_char(out, (char)data, fmt); }
276 format_char(std::ostream &out, unsigned long data, Format &fmt)
277 { _format_char(out, (char)data, fmt); }
280 format_char(std::ostream &out, long long data, Format &fmt)
281 { _format_char(out, (char)data, fmt); }
284 format_char(std::ostream &out, unsigned long long data, Format &fmt)
285 { _format_char(out, (char)data, fmt); }
290 template <typename T>
292 format_integer(std::ostream &out, const T &data, Format &fmt)
293 { _format_integer(out, data, fmt); }
295 format_integer(std::ostream &out, char data, Format &fmt)
296 { _format_integer(out, (int)data, fmt); }
298 format_integer(std::ostream &out, unsigned char data, Format &fmt)
299 { _format_integer(out, (int)data, fmt); }
301 format_integer(std::ostream &out, signed char data, Format &fmt)
302 { _format_integer(out, (int)data, fmt); }
305 format_integer(std::ostream &out, short data, Format &fmt)
306 { _format_integer(out, data, fmt); }
308 format_integer(std::ostream &out, unsigned short data, Format &fmt)
309 { _format_integer(out, data, fmt); }
311 format_integer(std::ostream &out, int data, Format &fmt)
312 { _format_integer(out, data, fmt); }
314 format_integer(std::ostream &out, unsigned int data, Format &fmt)
315 { _format_integer(out, data, fmt); }
317 format_integer(std::ostream &out, long data, Format &fmt)
318 { _format_integer(out, data, fmt); }
320 format_integer(std::ostream &out, unsigned long data, Format &fmt)
321 { _format_integer(out, data, fmt); }
323 format_integer(std::ostream &out, long long data, Format &fmt)
324 { _format_integer(out, data, fmt); }
326 format_integer(std::ostream &out, unsigned long long data, Format &fmt)
327 { _format_integer(out, data, fmt); }
331 // floating point formats
333 template <typename T>
335 format_float(std::ostream &out, const T &data, Format &fmt)
336 { out << "<bad arg type for float format>"; }
339 format_float(std::ostream &out, float data, Format &fmt)
340 { _format_float(out, data, fmt); }
343 format_float(std::ostream &out, double data, Format &fmt)
344 { _format_float(out, data, fmt); }
349 template <typename T>
351 format_string(std::ostream &out, const T &data, Format &fmt)
352 { _format_string(out, data, fmt); }
355 format_string(std::ostream &out, const std::stringstream &data, Format &fmt)
356 { _format_string(out, data.str(), fmt); }
360 #endif // __CPRINTF_FORMATS_HH__