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Fri Oct 28 21:19:04 2011 UTC (8 years, 11 months ago) by zoff99
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1 /* Parse printf format string.
2 Copyright (C) 1999, 2002-2003 Free Software Foundation, Inc.
3
4 This program is free software; you can redistribute it and/or modify it
5 under the terms of the GNU Library General Public License as published
6 by the Free Software Foundation; either version 2, or (at your option)
7 any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
13
14 You should have received a copy of the GNU Library General Public
15 License along with this program; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
17 USA. */
18
19 #ifndef _WPRINTF_PARSE_H
20 #define _WPRINTF_PARSE_H
21
22 #include "printf-args.h"
23
24
25 /* Flags */
26 #define FLAG_GROUP 1 /* ' flag */
27 #define FLAG_LEFT 2 /* - flag */
28 #define FLAG_SHOWSIGN 4 /* + flag */
29 #define FLAG_SPACE 8 /* space flag */
30 #define FLAG_ALT 16 /* # flag */
31 #define FLAG_ZERO 32
32
33 /* arg_index value indicating that no argument is consumed. */
34 #define ARG_NONE (~(size_t)0)
35
36 /* A parsed directive. */
37 typedef struct
38 {
39 const wchar_t* dir_start;
40 const wchar_t* dir_end;
41 int flags;
42 const wchar_t* width_start;
43 const wchar_t* width_end;
44 size_t width_arg_index;
45 const wchar_t* precision_start;
46 const wchar_t* precision_end;
47 size_t precision_arg_index;
48 wchar_t conversion; /* d i o u x X f e E g G c s p n U % but not C S */
49 size_t arg_index;
50 }
51 wchar_t_directive;
52
53 /* A parsed format string. */
54 typedef struct
55 {
56 size_t count;
57 wchar_t_directive *dir;
58 size_t max_width_length;
59 size_t max_precision_length;
60 }
61 wchar_t_directives;
62
63
64 /* Parses the format string. Fills in the number N of directives, and fills
65 in directives[0], ..., directives[N-1], and sets directives[N].dir_start
66 to the end of the format string. Also fills in the arg_type fields of the
67 arguments and the needed count of arguments. */
68 #ifdef STATIC
69 STATIC
70 #else
71 extern
72 #endif
73 int wprintf_parse (const wchar_t *format, wchar_t_directives *d, arguments *a);
74
75 #endif /* _WPRINTF_PARSE_H */

   
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