diff options
Diffstat (limited to 'scripts/genksyms')
| -rw-r--r-- | scripts/genksyms/keywords.c | 3 | ||||
| -rw-r--r-- | scripts/genksyms/lex.l | 27 | ||||
| -rw-r--r-- | scripts/genksyms/parse.y | 7 |
3 files changed, 36 insertions, 1 deletions
diff --git a/scripts/genksyms/keywords.c b/scripts/genksyms/keywords.c index 057c6cabad1d..b85e0979a00c 100644 --- a/scripts/genksyms/keywords.c +++ b/scripts/genksyms/keywords.c @@ -32,6 +32,9 @@ static struct resword { { "restrict", RESTRICT_KEYW }, { "asm", ASM_KEYW }, + // c11 keywords that can be used at module scope + { "_Static_assert", STATIC_ASSERT_KEYW }, + // attribute commented out in modutils 2.4.2. People are using 'attribute' as a // field name which breaks the genksyms parser. It is not a gcc keyword anyway. // KAO. }, diff --git a/scripts/genksyms/lex.l b/scripts/genksyms/lex.l index e265c5d96861..ae76472efc43 100644 --- a/scripts/genksyms/lex.l +++ b/scripts/genksyms/lex.l @@ -118,7 +118,7 @@ yylex(void) { static enum { ST_NOTSTARTED, ST_NORMAL, ST_ATTRIBUTE, ST_ASM, ST_TYPEOF, ST_TYPEOF_1, - ST_BRACKET, ST_BRACE, ST_EXPRESSION, + ST_BRACKET, ST_BRACE, ST_EXPRESSION, ST_STATIC_ASSERT, ST_TABLE_1, ST_TABLE_2, ST_TABLE_3, ST_TABLE_4, ST_TABLE_5, ST_TABLE_6 } lexstate = ST_NOTSTARTED; @@ -201,6 +201,11 @@ repeat: case EXPORT_SYMBOL_KEYW: goto fini; + + case STATIC_ASSERT_KEYW: + lexstate = ST_STATIC_ASSERT; + count = 0; + goto repeat; } } if (!suppress_type_lookup) @@ -401,6 +406,26 @@ repeat: } break; + case ST_STATIC_ASSERT: + APP; + switch (token) + { + case '(': + ++count; + goto repeat; + case ')': + if (--count == 0) + { + lexstate = ST_NORMAL; + token = STATIC_ASSERT_PHRASE; + break; + } + goto repeat; + default: + goto repeat; + } + break; + case ST_TABLE_1: goto repeat; diff --git a/scripts/genksyms/parse.y b/scripts/genksyms/parse.y index e22b42245bcc..8e9b5e69e8f0 100644 --- a/scripts/genksyms/parse.y +++ b/scripts/genksyms/parse.y @@ -80,6 +80,7 @@ static void record_compound(struct string_list **keyw, %token SHORT_KEYW %token SIGNED_KEYW %token STATIC_KEYW +%token STATIC_ASSERT_KEYW %token STRUCT_KEYW %token TYPEDEF_KEYW %token UNION_KEYW @@ -97,6 +98,7 @@ static void record_compound(struct string_list **keyw, %token BRACE_PHRASE %token BRACKET_PHRASE %token EXPRESSION_PHRASE +%token STATIC_ASSERT_PHRASE %token CHAR %token DOTS @@ -130,6 +132,7 @@ declaration1: | function_definition | asm_definition | export_definition + | static_assert | error ';' { $$ = $2; } | error '}' { $$ = $2; } ; @@ -493,6 +496,10 @@ export_definition: { export_symbol((*$3)->string); $$ = $5; } ; +/* Ignore any module scoped _Static_assert(...) */ +static_assert: + STATIC_ASSERT_PHRASE ';' { $$ = $2; } + ; %% |