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c4b681fd | 1 | /* Decomposed printf argument list. |
5e69ceb7 | 2 | Copyright (C) 1999, 2002-2003, 2006-2007, 2011-2014 Free Software |
61cd9dc9 | 3 | Foundation, Inc. |
c4b681fd LC |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU Lesser General Public License as published by | |
7 | the Free Software Foundation; either version 2, or (at your option) | |
8 | any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public License along | |
005de2e8 | 16 | with this program; if not, see <http://www.gnu.org/licenses/>. */ |
c4b681fd LC |
17 | |
18 | #ifndef _PRINTF_ARGS_H | |
19 | #define _PRINTF_ARGS_H | |
20 | ||
21 | /* This file can be parametrized with the following macros: | |
22 | ENABLE_UNISTDIO Set to 1 to enable the unistdio extensions. | |
23 | PRINTF_FETCHARGS Name of the function to be declared. | |
24 | STATIC Set to 'static' to declare the function static. */ | |
25 | ||
26 | /* Default parameters. */ | |
27 | #ifndef PRINTF_FETCHARGS | |
28 | # define PRINTF_FETCHARGS printf_fetchargs | |
29 | #endif | |
30 | ||
31 | /* Get size_t. */ | |
32 | #include <stddef.h> | |
33 | ||
34 | /* Get wchar_t. */ | |
35 | #if HAVE_WCHAR_T | |
36 | # include <stddef.h> | |
37 | #endif | |
38 | ||
39 | /* Get wint_t. */ | |
40 | #if HAVE_WINT_T | |
41 | # include <wchar.h> | |
42 | #endif | |
43 | ||
44 | /* Get va_list. */ | |
45 | #include <stdarg.h> | |
46 | ||
47 | ||
48 | /* Argument types */ | |
49 | typedef enum | |
50 | { | |
51 | TYPE_NONE, | |
52 | TYPE_SCHAR, | |
53 | TYPE_UCHAR, | |
54 | TYPE_SHORT, | |
55 | TYPE_USHORT, | |
56 | TYPE_INT, | |
57 | TYPE_UINT, | |
58 | TYPE_LONGINT, | |
59 | TYPE_ULONGINT, | |
60 | #if HAVE_LONG_LONG_INT | |
61 | TYPE_LONGLONGINT, | |
62 | TYPE_ULONGLONGINT, | |
63 | #endif | |
64 | TYPE_DOUBLE, | |
65 | TYPE_LONGDOUBLE, | |
66 | TYPE_CHAR, | |
67 | #if HAVE_WINT_T | |
68 | TYPE_WIDE_CHAR, | |
69 | #endif | |
70 | TYPE_STRING, | |
71 | #if HAVE_WCHAR_T | |
72 | TYPE_WIDE_STRING, | |
73 | #endif | |
74 | TYPE_POINTER, | |
75 | TYPE_COUNT_SCHAR_POINTER, | |
76 | TYPE_COUNT_SHORT_POINTER, | |
77 | TYPE_COUNT_INT_POINTER, | |
78 | TYPE_COUNT_LONGINT_POINTER | |
79 | #if HAVE_LONG_LONG_INT | |
80 | , TYPE_COUNT_LONGLONGINT_POINTER | |
81 | #endif | |
82 | #if ENABLE_UNISTDIO | |
83 | /* The unistdio extensions. */ | |
84 | , TYPE_U8_STRING | |
85 | , TYPE_U16_STRING | |
86 | , TYPE_U32_STRING | |
87 | #endif | |
88 | } arg_type; | |
89 | ||
90 | /* Polymorphic argument */ | |
91 | typedef struct | |
92 | { | |
93 | arg_type type; | |
94 | union | |
95 | { | |
1cd4fffc LC |
96 | signed char a_schar; |
97 | unsigned char a_uchar; | |
98 | short a_short; | |
99 | unsigned short a_ushort; | |
100 | int a_int; | |
101 | unsigned int a_uint; | |
102 | long int a_longint; | |
103 | unsigned long int a_ulongint; | |
c4b681fd | 104 | #if HAVE_LONG_LONG_INT |
1cd4fffc LC |
105 | long long int a_longlongint; |
106 | unsigned long long int a_ulonglongint; | |
c4b681fd | 107 | #endif |
1cd4fffc LC |
108 | float a_float; |
109 | double a_double; | |
110 | long double a_longdouble; | |
111 | int a_char; | |
c4b681fd | 112 | #if HAVE_WINT_T |
1cd4fffc | 113 | wint_t a_wide_char; |
c4b681fd | 114 | #endif |
1cd4fffc | 115 | const char* a_string; |
c4b681fd | 116 | #if HAVE_WCHAR_T |
1cd4fffc | 117 | const wchar_t* a_wide_string; |
c4b681fd | 118 | #endif |
1cd4fffc LC |
119 | void* a_pointer; |
120 | signed char * a_count_schar_pointer; | |
121 | short * a_count_short_pointer; | |
122 | int * a_count_int_pointer; | |
123 | long int * a_count_longint_pointer; | |
c4b681fd | 124 | #if HAVE_LONG_LONG_INT |
1cd4fffc | 125 | long long int * a_count_longlongint_pointer; |
c4b681fd LC |
126 | #endif |
127 | #if ENABLE_UNISTDIO | |
128 | /* The unistdio extensions. */ | |
1cd4fffc LC |
129 | const uint8_t * a_u8_string; |
130 | const uint16_t * a_u16_string; | |
131 | const uint32_t * a_u32_string; | |
c4b681fd LC |
132 | #endif |
133 | } | |
134 | a; | |
135 | } | |
136 | argument; | |
137 | ||
49114fd4 LC |
138 | /* Number of directly allocated arguments (no malloc() needed). */ |
139 | #define N_DIRECT_ALLOC_ARGUMENTS 7 | |
140 | ||
c4b681fd LC |
141 | typedef struct |
142 | { | |
143 | size_t count; | |
144 | argument *arg; | |
49114fd4 | 145 | argument direct_alloc_arg[N_DIRECT_ALLOC_ARGUMENTS]; |
c4b681fd LC |
146 | } |
147 | arguments; | |
148 | ||
149 | ||
150 | /* Fetch the arguments, putting them into a. */ | |
151 | #ifdef STATIC | |
152 | STATIC | |
153 | #else | |
154 | extern | |
155 | #endif | |
156 | int PRINTF_FETCHARGS (va_list args, arguments *a); | |
157 | ||
158 | #endif /* _PRINTF_ARGS_H */ |