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genksyms: make source_file a local variable in lexer

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This is only used in yylex() in lex.l

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
This commit is contained in:
Masahiro Yamada 2021-01-16 08:43:02 +09:00
parent aec6c60a01
commit ab37d5a431
3 changed files with 3 additions and 2 deletions
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2
scripts/genksyms/genksyms.c
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@ -29,7 +29,7 @@ static struct symbol *symtab[HASH_BUCKETS];
static FILE *debugfile;
int cur_line = 1;
char *cur_filename, *source_file;
char *cur_filename;
int in_source_file;
static int flag_debug, flag_dump_defs, flag_reference, flag_dump_types,

2
scripts/genksyms/genksyms.h
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@ -47,7 +47,7 @@ typedef struct string_list **yystype;
#define YYSTYPE yystype
extern int cur_line;
extern char *cur_filename, *source_file;
extern char *cur_filename;
extern int in_source_file;
struct symbol *find_symbol(const char *name, enum symbol_type ns, int exact);

1
scripts/genksyms/lex.l
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@ -125,6 +125,7 @@ yylex(void)
static int suppress_type_lookup, dont_want_brace_phrase;
static struct string_list *next_node;
static char *source_file;
int token, count = 0;
struct string_list *cur_node;