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1// SPDX-License-Identifier: GPL-2.0-only
2static struct resword {
3 const char *name;
4 int token;
5} keywords[] = {
6 { "__GENKSYMS_EXPORT_SYMBOL", EXPORT_SYMBOL_KEYW },
7 { "__asm", ASM_KEYW },
8 { "__asm__", ASM_KEYW },
9 { "__attribute", ATTRIBUTE_KEYW },
10 { "__attribute__", ATTRIBUTE_KEYW },
11 { "__const", CONST_KEYW },
12 { "__const__", CONST_KEYW },
13 { "__extension__", EXTENSION_KEYW },
14 { "__inline", INLINE_KEYW },
15 { "__inline__", INLINE_KEYW },
16 { "__signed", SIGNED_KEYW },
17 { "__signed__", SIGNED_KEYW },
18 { "__typeof", TYPEOF_KEYW },
19 { "__typeof__", TYPEOF_KEYW },
20 { "__typeof_unqual", TYPEOF_KEYW },
21 { "__typeof_unqual__", TYPEOF_KEYW },
22 { "__volatile", VOLATILE_KEYW },
23 { "__volatile__", VOLATILE_KEYW },
24 { "__builtin_va_list", VA_LIST_KEYW },
25
26 { "__int128", BUILTIN_INT_KEYW },
27 { "__int128_t", BUILTIN_INT_KEYW },
28 { "__uint128_t", BUILTIN_INT_KEYW },
29
30 // According to rth, c99 defines "_Bool", "__restrict", "__restrict__", "restrict". KAO
31 { "_Bool", BOOL_KEYW },
32 { "__restrict", RESTRICT_KEYW },
33 { "__restrict__", RESTRICT_KEYW },
34 { "restrict", RESTRICT_KEYW },
35 { "asm", ASM_KEYW },
36
37 // c11 keywords that can be used at module scope
38 { "_Static_assert", STATIC_ASSERT_KEYW },
39
40 // attribute commented out in modutils 2.4.2. People are using 'attribute' as a
41 // field name which breaks the genksyms parser. It is not a gcc keyword anyway.
42 // KAO. },
43 // { "attribute", ATTRIBUTE_KEYW },
44
45 // X86 named address space qualifiers
46 { "__seg_gs", X86_SEG_KEYW },
47 { "__seg_fs", X86_SEG_KEYW },
48
49 { "auto", AUTO_KEYW },
50 { "char", CHAR_KEYW },
51 { "const", CONST_KEYW },
52 { "double", DOUBLE_KEYW },
53 { "enum", ENUM_KEYW },
54 { "extern", EXTERN_KEYW },
55 { "float", FLOAT_KEYW },
56 { "inline", INLINE_KEYW },
57 { "int", INT_KEYW },
58 { "long", LONG_KEYW },
59 { "register", REGISTER_KEYW },
60 { "short", SHORT_KEYW },
61 { "signed", SIGNED_KEYW },
62 { "static", STATIC_KEYW },
63 { "struct", STRUCT_KEYW },
64 { "typedef", TYPEDEF_KEYW },
65 { "typeof", TYPEOF_KEYW },
66 { "typeof_unqual", TYPEOF_KEYW },
67 { "union", UNION_KEYW },
68 { "unsigned", UNSIGNED_KEYW },
69 { "void", VOID_KEYW },
70 { "volatile", VOLATILE_KEYW },
71};
72
73#define NR_KEYWORDS (sizeof(keywords)/sizeof(struct resword))
74
75static int is_reserved_word(register const char *str, register unsigned int len)
76{
77 int i;
78 for (i = 0; i < NR_KEYWORDS; i++) {
79 struct resword *r = keywords + i;
80 int l = strlen(r->name);
81 if (len == l && !memcmp(str, r->name, len))
82 return r->token;
83 }
84 return -1;
85}