cprintf.hh (3918:1f9a98d198e8) cprintf.hh (4039:b910b61a52b9)
1/*
1/*
2 * Copyright (c) 2002-2005 The Regents of The University of Michigan
2 * Copyright (c) 2002-2006 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

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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 * Steve Reinhardt
30 */
31
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

--- 13 unchanged lines hidden (view full) ---

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 * Steve Reinhardt
30 */
31
32#ifndef __CPRINTF_HH__
33#define __CPRINTF_HH__
32#ifndef __BASE_CPRINTF_HH__
33#define __BASE_CPRINTF_HH__
34
34
35#include <ios>
35#include <iostream>
36#include <list>
37#include <string>
38
36#include <iostream>
37#include <list>
38#include <string>
39
40#include "base/varargs.hh"
39#include "base/cprintf_formats.hh"
40
41namespace cp {
42
41#include "base/cprintf_formats.hh"
42
43namespace cp {
44
43class ArgList
45#define CPRINTF_DECLARATION VARARGS_DECLARATION(cp::Print)
46#define CPRINTF_DEFINITION VARARGS_DEFINITION(cp::Print)
47
48struct Print
44{
49{
45 private:
46 class Base
47 {
48 public:
49 virtual ~Base() {}
50 virtual void process(std::ostream &out, Format &fmt) = 0;
51 };
50 protected:
51 std::ostream &stream;
52 const char *format;
53 const char *ptr;
52
54
53 template <typename T>
54 class Node : public Base
55 {
56 public:
57 const T &data;
55 std::ios::fmtflags saved_flags;
56 char saved_fill;
57 int saved_precision;
58
58
59 public:
60 Node(const T &d) : data(d) {}
61 virtual void process(std::ostream &out, Format &fmt) {
62 switch (fmt.format) {
63 case Format::character:
64 format_char(out, data, fmt);
65 break;
59 void process(Format &fmt);
66
60
67 case Format::integer:
68 format_integer(out, data, fmt);
69 break;
61 public:
62 Print(std::ostream &stream, const std::string &format);
63 Print(std::ostream &stream, const char *format);
64 ~Print();
70
65
71 case Format::floating:
72 format_float(out, data, fmt);
73 break;
66 template <typename T>
67 void
68 add_arg(const T &data)
69 {
70 Format fmt;
71 process(fmt);
74
72
75 case Format::string:
76 format_string(out, data, fmt);
77 break;
73 switch (fmt.format) {
74 case Format::character:
75 format_char(stream, data, fmt);
76 break;
78
77
79 default:
80 out << "<bad format>";
81 break;
82 }
83 }
84 };
78 case Format::integer:
79 format_integer(stream, data, fmt);
80 break;
85
81
86 typedef std::list<Base *> list_t;
82 case Format::floating:
83 format_float(stream, data, fmt);
84 break;
87
85
88 protected:
89 list_t objects;
90 std::ostream *stream;
86 case Format::string:
87 format_string(stream, data, fmt);
88 break;
91
89
92 public:
93 ArgList() : stream(&std::cout) {}
94 ~ArgList();
95
96 template<class T>
97 void append(const T &data) {
98 Base *obj = new ArgList::Node<T>(data);
99 objects.push_back(obj);
90 default:
91 stream << "<bad format>";
92 break;
93 }
100 }
101
94 }
95
102 template<class T>
103 void prepend(const T &data) {
104 Base *obj = new ArgList::Node<T>(data);
105 objects.push_front(obj);
106 }
96 void end_args();
97};
107
98
108 void dump(const std::string &format);
109 void dump(std::ostream &strm, const std::string &fmt)
110 { stream = &strm; dump(fmt); }
99/* end namespace cp */ }
111
100
112 std::string dumpToString(const std::string &format);
101typedef VarArgs::List<cp::Print> CPrintfArgsList;
113
102
114 friend ArgList &operator<<(std::ostream &str, ArgList &list);
115};
103inline void
104ccprintf(std::ostream &stream, const char *format, const CPrintfArgsList &args)
105{
106 cp::Print print(stream, format);
107 args.add_args(print);
108}
116
109
117template<class T>
118inline ArgList &
119operator,(ArgList &alist, const T &data)
110inline void
111ccprintf(std::ostream &stream, const char *format, CPRINTF_DECLARATION)
120{
112{
121 alist.append(data);
122 return alist;
113 cp::Print print(stream, format);
114 VARARGS_ADDARGS(print);
123}
124
115}
116
125class ArgListNull {
126};
117inline void
118cprintf(const char *format, CPRINTF_DECLARATION)
119{
120 ccprintf(std::cout, format, VARARGS_ALLARGS);
121}
127
122
128inline ArgList &
129operator,(ArgList &alist, ArgListNull)
130{ return alist; }
123inline std::string
124csprintf(const char *format, CPRINTF_DECLARATION)
125{
126 std::stringstream stream;
127 ccprintf(stream, format, VARARGS_ALLARGS);
128 return stream.str();
129}
131
130
132//
133// cprintf(format, args, ...) prints to cout
134// (analogous to printf())
135//
131/*
132 * functions again with std::string. We have both so we don't waste
133 * time converting const char * to std::string since we don't take
134 * advantage of it.
135 */
136inline void
136inline void
137__cprintf(const std::string &format, ArgList &args)
138{ args.dump(format); delete &args; }
139#define __cprintf__(format, ...) \
140 cp::__cprintf(format, (*(new cp::ArgList), __VA_ARGS__))
141#define cprintf(...) \
142 __cprintf__(__VA_ARGS__, cp::ArgListNull())
137ccprintf(std::ostream &stream, const std::string &format,
138 const CPrintfArgsList &args)
139{
140 ccprintf(stream, format.c_str(), args);
141}
143
142
144//
145// ccprintf(stream, format, args, ...) prints to the specified stream
146// (analogous to fprintf())
147//
148inline void
143inline void
149__ccprintf(std::ostream &stream, const std::string &format, ArgList &args)
150{ args.dump(stream, format); delete &args; }
151#define __ccprintf__(stream, format, ...) \
152 cp::__ccprintf(stream, format, (*(new cp::ArgList), __VA_ARGS__))
153#define ccprintf(stream, ...) \
154 __ccprintf__(stream, __VA_ARGS__, cp::ArgListNull())
144ccprintf(std::ostream &stream, const std::string &format, CPRINTF_DECLARATION)
145{
146 ccprintf(stream, format, VARARGS_ALLARGS);
147}
155
148
156//
157// csprintf(format, args, ...) returns a string
158// (roughly analogous to sprintf())
159//
160inline std::string
161__csprintf(const std::string &format, ArgList &args)
162{ std::string s = args.dumpToString(format); delete &args; return s; }
163#define __csprintf__(format, ...) \
164 cp::__csprintf(format, (*(new cp::ArgList), __VA_ARGS__))
165#define csprintf(...) \
166 __csprintf__(__VA_ARGS__, cp::ArgListNull())
149inline void
150cprintf(const std::string &format, CPRINTF_DECLARATION)
151{
152 ccprintf(std::cout, format, VARARGS_ALLARGS);
153}
167
154
155inline std::string
156csprintf(const std::string &format, CPRINTF_DECLARATION)
157{
158 std::stringstream stream;
159 ccprintf(stream, format, VARARGS_ALLARGS);
160 return stream.str();
168}
169
170#endif // __CPRINTF_HH__
161}
162
163#endif // __CPRINTF_HH__