genksyms: Do not expand internal types

Consider structures, unions and enums defined in the source file as
internal and do not expand them. This way, changes to e.g. struct
serial_private in drivers/tty/serial/8250_pci.c will not affect the
checksum of the pciserial_* exports.
This commit is contained in:
Michal Marek 2011-10-08 01:18:35 +02:00
parent b06fcd6c83
commit 2c5925d6b7
4 changed files with 20 additions and 2 deletions

View File

@ -40,7 +40,8 @@ static struct symbol *symtab[HASH_BUCKETS];
static FILE *debugfile;
int cur_line = 1;
char *cur_filename;
char *cur_filename, *source_file;
int in_source_file;
static int flag_debug, flag_dump_defs, flag_reference, flag_dump_types,
flag_preserve, flag_warnings;

View File

@ -37,6 +37,7 @@ enum symbol_status {
struct string_list {
struct string_list *next;
enum symbol_type tag;
int in_source_file;
char *string;
};
@ -57,7 +58,8 @@ typedef struct string_list **yystype;
#define YYSTYPE yystype
extern int cur_line;
extern char *cur_filename;
extern char *cur_filename, *source_file;
extern int in_source_file;
struct symbol *find_symbol(const char *name, enum symbol_type ns, int exact);
struct symbol *add_symbol(const char *name, enum symbol_type type,

View File

@ -116,6 +116,7 @@ MC_TOKEN ([~%^&*+=|<>/-]=)|(&&)|("||")|(->)|(<<)|(>>)
cur_node->tag = \
find_symbol(cur_node->string, SYM_ENUM_CONST, 1)?\
SYM_ENUM_CONST : SYM_NORMAL ; \
cur_node->in_source_file = in_source_file; \
} while (0)
#define APP _APP(yytext, yyleng)
@ -166,6 +167,13 @@ repeat:
cur_filename = memcpy(xmalloc(e-file+1), file, e-file+1);
cur_line = atoi(yytext+2);
if (!source_file) {
source_file = xstrdup(cur_filename);
in_source_file = 1;
} else {
in_source_file = (strcmp(cur_filename, source_file) == 0);
}
goto repeat;
}

View File

@ -58,6 +58,13 @@ static void record_compound(struct string_list **keyw,
enum symbol_type type)
{
struct string_list *b = *body, *i = *ident, *r;
if (i->in_source_file) {
remove_node(keyw);
(*ident)->tag = type;
remove_list(body, ident);
return;
}
r = copy_node(i); r->tag = type;
r->next = (*keyw)->next; *body = r; (*keyw)->next = NULL;
add_symbol(i->string, type, b, is_extern);