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6590fc9f | 1 | /* Check calls to formatted I/O functions (-Wformat). |
85ec4feb | 2 | Copyright (C) 1992-2018 Free Software Foundation, Inc. |
6590fc9f KT |
3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
8 | Software Foundation; either version 3, or (at your option) any later | |
9 | version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GCC; see the file COPYING3. If not see | |
18 | <http://www.gnu.org/licenses/>. */ | |
19 | ||
8fcc61f8 RS |
20 | #define IN_TARGET_CODE 1 |
21 | ||
6590fc9f KT |
22 | #include "config.h" |
23 | #include "system.h" | |
24 | #include "coretypes.h" | |
25 | #include "tm.h" | |
39dabefd | 26 | #include "c-family/c-common.h" |
6590fc9f | 27 | #include "intl.h" |
39dabefd | 28 | #include "c-family/c-format.h" |
6590fc9f KT |
29 | |
30 | /* Mingw specific format attributes ms_printf, ms_scanf, and ms_strftime. */ | |
31 | ||
94564826 | 32 | static format_length_info ms_printf_length_specs[] = |
6590fc9f | 33 | { |
b241b475 KT |
34 | { "h", FMT_LEN_h, STD_C89, NULL, FMT_LEN_none, STD_C89, 0 }, |
35 | { "l", FMT_LEN_l, STD_C89, NULL, FMT_LEN_none, STD_C89, 0 }, | |
36 | { "I32", FMT_LEN_l, STD_EXT, NULL, FMT_LEN_none, STD_C89, 1 }, | |
37 | { "I64", FMT_LEN_ll, STD_EXT, NULL, FMT_LEN_none, STD_C89, 1 }, | |
126edba2 | 38 | { "I", FMT_LEN_L, STD_EXT, NULL, FMT_LEN_none, STD_C89, 1 }, |
b241b475 | 39 | { NULL, FMT_LEN_none, STD_C89, NULL, FMT_LEN_none, STD_C89, 0 } |
6590fc9f KT |
40 | }; |
41 | ||
42 | static const format_flag_spec ms_printf_flag_specs[] = | |
43 | { | |
9979f973 MS |
44 | { ' ', 0, 0, 0, N_("' ' flag"), N_("the ' ' printf flag"), STD_C89 }, |
45 | { '+', 0, 0, 0, N_("'+' flag"), N_("the '+' printf flag"), STD_C89 }, | |
46 | { '#', 0, 0, 0, N_("'#' flag"), N_("the '#' printf flag"), STD_C89 }, | |
47 | { '0', 0, 0, 0, N_("'0' flag"), N_("the '0' printf flag"), STD_C89 }, | |
48 | { '-', 0, 0, 0, N_("'-' flag"), N_("the '-' printf flag"), STD_C89 }, | |
49 | { '\'', 0, 0, 0, N_("''' flag"), N_("the ''' printf flag"), STD_EXT }, | |
50 | { 'w', 0, 0, 0, N_("field width"), N_("field width in printf format"), STD_C89 }, | |
51 | { 'p', 0, 0, 0, N_("precision"), N_("precision in printf format"), STD_C89 }, | |
52 | { 'L', 0, 0, 0, N_("length modifier"), N_("length modifier in printf format"), STD_C89 }, | |
53 | { 0, 0, 0, 0, NULL, NULL, STD_C89 } | |
6590fc9f KT |
54 | }; |
55 | ||
56 | static const format_flag_pair ms_printf_flag_pairs[] = | |
57 | { | |
58 | { ' ', '+', 1, 0 }, | |
59 | { '0', '-', 1, 0 }, { '0', 'p', 1, 'i' }, | |
60 | { 0, 0, 0, 0 } | |
61 | }; | |
62 | ||
63 | static const format_flag_spec ms_scanf_flag_specs[] = | |
64 | { | |
9979f973 MS |
65 | { '*', 0, 0, 0, N_("assignment suppression"), N_("the assignment suppression scanf feature"), STD_C89 }, |
66 | { 'a', 0, 0, 0, N_("'a' flag"), N_("the 'a' scanf flag"), STD_EXT }, | |
67 | { 'w', 0, 0, 0, N_("field width"), N_("field width in scanf format"), STD_C89 }, | |
68 | { 'L', 0, 0, 0, N_("length modifier"), N_("length modifier in scanf format"), STD_C89 }, | |
69 | { '\'', 0, 0, 0, N_("''' flag"), N_("the ''' scanf flag"), STD_EXT }, | |
70 | { 0, 0, 0, 0, NULL, NULL, STD_C89 } | |
6590fc9f KT |
71 | }; |
72 | ||
73 | static const format_flag_pair ms_scanf_flag_pairs[] = | |
74 | { | |
75 | { '*', 'L', 0, 0 }, | |
76 | { 0, 0, 0, 0 } | |
77 | }; | |
78 | ||
79 | static const format_flag_spec ms_strftime_flag_specs[] = | |
80 | { | |
9979f973 MS |
81 | { '#', 0, 0, 0, N_("'#' flag"), N_("the '#' strftime flag"), STD_EXT }, |
82 | { 0, 0, 0, 0, NULL, NULL, STD_C89 } | |
6590fc9f KT |
83 | }; |
84 | ||
85 | static const format_flag_pair ms_strftime_flag_pairs[] = | |
86 | { | |
87 | { 0, 0, 0, 0 } | |
88 | }; | |
89 | ||
90 | static const format_char_info ms_print_char_table[] = | |
91 | { | |
92 | /* C89 conversion specifiers. */ | |
93 | { "di", 0, STD_C89, { T89_I, BADLEN, T89_S, T89_L, T9L_LL, T99_SST, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "-wp0 +'", "i", NULL }, | |
94 | { "oxX", 0, STD_C89, { T89_UI, BADLEN, T89_US, T89_UL, T9L_ULL, T99_ST, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "-wp0#", "i", NULL }, | |
95 | { "u", 0, STD_C89, { T89_UI, BADLEN, T89_US, T89_UL, T9L_ULL, T99_ST, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "-wp0'", "i", NULL }, | |
96 | { "fgG", 0, STD_C89, { T89_D, BADLEN, BADLEN, T99_D, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "-wp0 +#'", "", NULL }, | |
97 | { "eE", 0, STD_C89, { T89_D, BADLEN, BADLEN, T99_D, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "-wp0 +#", "", NULL }, | |
98 | { "c", 0, STD_C89, { T89_I, BADLEN, T89_S, T94_WI, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "-w", "", NULL }, | |
99 | { "s", 1, STD_C89, { T89_C, BADLEN, T89_S, T94_W, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "-wp", "cR", NULL }, | |
100 | { "p", 1, STD_C89, { T89_V, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "-w", "c", NULL }, | |
101 | { "n", 1, STD_C89, { T89_I, BADLEN, T89_S, T89_L, T9L_LL, BADLEN, BADLEN, BADLEN, T99_IM, BADLEN, BADLEN, BADLEN }, "", "W", NULL }, | |
102 | /* X/Open conversion specifiers. */ | |
103 | { "C", 0, STD_EXT, { TEX_WI, BADLEN, T89_S, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "-w", "", NULL }, | |
104 | { "S", 1, STD_EXT, { TEX_W, BADLEN, T89_S, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "-wp", "R", NULL }, | |
4ed7f970 | 105 | { NULL, 0, STD_C89, NOLENGTHS, NULL, NULL, NULL } |
6590fc9f KT |
106 | }; |
107 | ||
108 | static const format_char_info ms_scan_char_table[] = | |
109 | { | |
110 | /* C89 conversion specifiers. */ | |
111 | { "di", 1, STD_C89, { T89_I, BADLEN, T89_S, T89_L, T9L_LL, T99_SST, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "*w'", "W", NULL }, | |
112 | { "u", 1, STD_C89, { T89_UI, BADLEN, T89_US, T89_UL, T9L_ULL, T99_ST, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "*w'", "W", NULL }, | |
113 | { "oxX", 1, STD_C89, { T89_UI, BADLEN, T89_US, T89_UL, T9L_ULL, T99_ST, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "*w", "W", NULL }, | |
114 | { "efgEG", 1, STD_C89, { T89_F, BADLEN, BADLEN, T89_D, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "*w'", "W", NULL }, | |
115 | { "c", 1, STD_C89, { T89_C, BADLEN, T89_S, T94_W, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "*w", "cW", NULL }, | |
116 | { "s", 1, STD_C89, { T89_C, BADLEN, T89_S, T94_W, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "*aw", "cW", NULL }, | |
117 | { "[", 1, STD_C89, { T89_C, BADLEN, BADLEN, T94_W, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "*aw", "cW[", NULL }, | |
118 | { "p", 2, STD_C89, { T89_V, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "*w", "W", NULL }, | |
119 | { "n", 1, STD_C89, { T89_I, BADLEN, T89_S, T89_L, T9L_LL, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "", "W", NULL }, | |
120 | /* X/Open conversion specifiers. */ | |
121 | { "C", 1, STD_EXT, { TEX_W, BADLEN, T89_S, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "*w", "W", NULL }, | |
122 | { "S", 1, STD_EXT, { TEX_W, BADLEN, T89_S, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN, BADLEN }, "*aw", "W", NULL }, | |
4ed7f970 | 123 | { NULL, 0, STD_C89, NOLENGTHS, NULL, NULL, NULL } |
6590fc9f KT |
124 | }; |
125 | ||
126 | static const format_char_info ms_time_char_table[] = | |
127 | { | |
128 | /* C89 conversion specifiers. */ | |
129 | { "ABZab", 0, STD_C89, NOLENGTHS, "#", "", NULL }, | |
130 | { "cx", 0, STD_C89, NOLENGTHS, "#", "3", NULL }, | |
131 | { "HIMSUWdmw", 0, STD_C89, NOLENGTHS, "#", "", NULL }, | |
132 | { "j", 0, STD_C89, NOLENGTHS, "#", "", NULL }, | |
133 | { "p", 0, STD_C89, NOLENGTHS, "#", "", NULL }, | |
134 | { "X", 0, STD_C89, NOLENGTHS, "#", "", NULL }, | |
135 | { "y", 0, STD_C89, NOLENGTHS, "#", "4", NULL }, | |
136 | { "Y", 0, STD_C89, NOLENGTHS, "#", "", NULL }, | |
137 | { "%", 0, STD_C89, NOLENGTHS, "", "", NULL }, | |
138 | /* C99 conversion specifiers. */ | |
139 | { "z", 0, STD_C99, NOLENGTHS, "#", "", NULL }, | |
4ed7f970 | 140 | { NULL, 0, STD_C89, NOLENGTHS, NULL, NULL, NULL } |
6590fc9f KT |
141 | }; |
142 | ||
34097e36 | 143 | EXPORTED_CONST format_kind_info mingw_format_attributes[3] = |
6590fc9f KT |
144 | { |
145 | { "ms_printf", ms_printf_length_specs, ms_print_char_table, " +#0-'", NULL, | |
146 | ms_printf_flag_specs, ms_printf_flag_pairs, | |
147 | FMT_FLAG_ARG_CONVERT|FMT_FLAG_DOLLAR_MULTIPLE|FMT_FLAG_USE_DOLLAR|FMT_FLAG_EMPTY_PREC_OK, | |
148 | 'w', 0, 'p', 0, 'L', 0, | |
149 | &integer_type_node, &integer_type_node | |
150 | }, | |
151 | { "ms_scanf", ms_printf_length_specs, ms_scan_char_table, "*'", NULL, | |
152 | ms_scanf_flag_specs, ms_scanf_flag_pairs, | |
153 | FMT_FLAG_ARG_CONVERT|FMT_FLAG_SCANF_A_KLUDGE|FMT_FLAG_USE_DOLLAR|FMT_FLAG_ZERO_WIDTH_BAD|FMT_FLAG_DOLLAR_GAP_POINTER_OK, | |
154 | 'w', 0, 0, '*', 'L', 0, | |
155 | NULL, NULL | |
156 | }, | |
157 | { "ms_strftime", NULL, ms_time_char_table, "", "#", | |
158 | ms_strftime_flag_specs, ms_strftime_flag_pairs, | |
159 | FMT_FLAG_FANCY_PERCENT_OK, 0, 0, 0, 0, 0, 0, | |
160 | NULL, NULL | |
161 | } | |
162 | }; | |
163 | ||
164 | /* Default overrides for printf, scanf and strftime. */ | |
34097e36 | 165 | EXPORTED_CONST target_ovr_attr mingw_format_attribute_overrides[4] = |
6590fc9f KT |
166 | { |
167 | { "ms_printf", "printf" }, | |
168 | { "ms_scanf", "scanf" }, | |
169 | { "ms_strftime", "strftime" } | |
170 | }; | |
94564826 KT |
171 | |
172 | /* Setup for option Wpedantic-ms-format. */ | |
173 | ||
174 | #ifdef TARGET_OVERRIDES_FORMAT_INIT | |
175 | ||
176 | /* Make sure TARGET_OVERRIDES_FORMAT_INIT is prototyped. */ | |
177 | extern void TARGET_OVERRIDES_FORMAT_INIT (void); | |
178 | ||
179 | /* Helper. */ | |
180 | #define C89_OR_EXT (warn_pedantic_ms_format ? STD_EXT : STD_C89) | |
181 | ||
182 | void | |
183 | TARGET_OVERRIDES_FORMAT_INIT (void) | |
184 | { | |
185 | ms_printf_length_specs[2].std = C89_OR_EXT; /* I32 */ | |
186 | ms_printf_length_specs[3].std = C89_OR_EXT; /* I64 */ | |
187 | ms_printf_length_specs[4].std = C89_OR_EXT; /* I */ | |
188 | } | |
189 | ||
190 | #undef C89_OR_EXT | |
191 | ||
192 | #endif |