Commit | Line | Data |
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d3ce09f5 SS |
1 | /* Parse a printf-style format string. |
2 | ||
42a4f53d | 3 | Copyright (C) 1986-2019 Free Software Foundation, Inc. |
d3ce09f5 SS |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
6a997029 TT |
20 | #ifndef COMMON_FORMAT_H |
21 | #define COMMON_FORMAT_H | |
22 | ||
b17992c1 SM |
23 | #include "common/gdb_string_view.h" |
24 | ||
d3ce09f5 SS |
25 | #if defined(__MINGW32__) && !defined(PRINTF_HAS_LONG_LONG) |
26 | # define USE_PRINTF_I64 1 | |
27 | # define PRINTF_HAS_LONG_LONG | |
28 | #else | |
29 | # define USE_PRINTF_I64 0 | |
30 | #endif | |
31 | ||
32 | /* The argclass represents the general type of data that goes with a | |
33 | format directive; int_arg for %d, long_arg for %l, and so forth. | |
34 | Note that these primarily distinguish types by size and need for | |
35 | special handling, so for instance %u and %x are (at present) also | |
36 | classed as int_arg. */ | |
37 | ||
38 | enum argclass | |
39 | { | |
40 | literal_piece, | |
41 | int_arg, long_arg, long_long_arg, ptr_arg, | |
42 | string_arg, wide_string_arg, wide_char_arg, | |
16e812b2 UW |
43 | double_arg, long_double_arg, |
44 | dec32float_arg, dec64float_arg, dec128float_arg | |
d3ce09f5 SS |
45 | }; |
46 | ||
47 | /* A format piece is a section of the format string that may include a | |
48 | single print directive somewhere in it, and the associated class | |
49 | for the argument. */ | |
50 | ||
51 | struct format_piece | |
52 | { | |
8e481c3b TT |
53 | format_piece (const char *str, enum argclass argc) |
54 | : string (str), | |
55 | argclass (argc) | |
56 | { | |
57 | } | |
58 | ||
b17992c1 SM |
59 | bool operator== (const format_piece &other) const |
60 | { | |
61 | return (this->argclass == other.argclass | |
62 | && gdb::string_view (this->string) == other.string); | |
63 | } | |
64 | ||
8e481c3b | 65 | const char *string; |
d3ce09f5 SS |
66 | enum argclass argclass; |
67 | }; | |
68 | ||
8e481c3b TT |
69 | class format_pieces |
70 | { | |
71 | public: | |
72 | ||
73 | format_pieces (const char **arg); | |
74 | ~format_pieces () = default; | |
75 | ||
76 | DISABLE_COPY_AND_ASSIGN (format_pieces); | |
d3ce09f5 | 77 | |
8e481c3b | 78 | typedef std::vector<format_piece>::iterator iterator; |
d3ce09f5 | 79 | |
8e481c3b TT |
80 | iterator begin () |
81 | { | |
82 | return m_pieces.begin (); | |
83 | } | |
d3ce09f5 | 84 | |
8e481c3b TT |
85 | iterator end () |
86 | { | |
87 | return m_pieces.end (); | |
88 | } | |
d3ce09f5 | 89 | |
8e481c3b TT |
90 | private: |
91 | ||
92 | std::vector<format_piece> m_pieces; | |
93 | gdb::unique_xmalloc_ptr<char> m_storage; | |
94 | }; | |
6a997029 TT |
95 | |
96 | #endif /* COMMON_FORMAT_H */ |