diff options
Diffstat (limited to 'ld/deffilep.y')
| -rw-r--r-- | ld/deffilep.y | 50 |
1 files changed, 48 insertions, 2 deletions
diff --git a/ld/deffilep.y b/ld/deffilep.y index 8c7a0dc479..dc0cb4db94 100644 --- a/ld/deffilep.y +++ b/ld/deffilep.y @@ -101,6 +101,7 @@ static void def_stacksize (int, int); static void def_version (int, int); static void def_directive (char *); static void def_aligncomm (char *str, int align); +static void def_exclude_symbols (char *str); static int def_parse (void); static void def_error (const char *); static int def_lex (void); @@ -121,7 +122,7 @@ static const char *lex_parse_string_end = 0; %token NAME LIBRARY DESCRIPTION STACKSIZE_K HEAPSIZE CODE DATAU DATAL %token SECTIONS EXPORTS IMPORTS VERSIONK BASE CONSTANTU CONSTANTL -%token PRIVATEU PRIVATEL ALIGNCOMM +%token PRIVATEU PRIVATEL ALIGNCOMM EXCLUDE_SYMBOLS %token READ WRITE EXECUTE SHARED_K NONAMEU NONAMEL DIRECTIVE EQUAL %token <id> ID %token <digits> DIGITS @@ -131,7 +132,7 @@ static const char *lex_parse_string_end = 0; %type <number> opt_ordinal %type <number> attr attr_list opt_number exp_opt_list exp_opt %type <id> opt_name opt_name2 opt_equal_name anylang_id opt_id -%type <id> opt_equalequal_name +%type <id> opt_equalequal_name symbol_list %type <id_const> keyword_as_name %% @@ -155,6 +156,7 @@ command: | VERSIONK NUMBER '.' NUMBER { def_version ($2, $4);} | DIRECTIVE ID { def_directive ($2);} | ALIGNCOMM anylang_id ',' NUMBER { def_aligncomm ($2, $4);} + | EXCLUDE_SYMBOLS symbol_list ; @@ -333,6 +335,11 @@ anylang_id: ID { $$ = $1; } } ; +symbol_list: + anylang_id { def_exclude_symbols ($1); } + | symbol_list ',' anylang_id { def_exclude_symbols ($3); } + ; + opt_digits: DIGITS { $$ = $1; } | { $$ = ""; } ; @@ -488,6 +495,15 @@ def_file_free (def_file *fdef) free (c); } + while (fdef->exclude_symbols) + { + def_file_exclude_symbol *e = fdef->exclude_symbols; + + fdef->exclude_symbols = fdef->exclude_symbols->next; + free (e->symbol_name); + free (e); + } + free (fdef); } @@ -943,6 +959,7 @@ diropts[] = { "-attr", SECTIONS }, { "-export", EXPORTS }, { "-aligncomm", ALIGNCOMM }, + { "-exclude-symbols", EXCLUDE_SYMBOLS }, { 0, 0 } }; @@ -1259,6 +1276,35 @@ def_aligncomm (char *str, int align) } static void +def_exclude_symbols (char *str) +{ + def_file_exclude_symbol *c, *p; + + p = NULL; + c = def->exclude_symbols; + while (c != NULL) + { + int e = strcmp (c->symbol_name, str); + if (!e) + return; + c = (p = c)->next; + } + + c = xmalloc (sizeof (def_file_exclude_symbol)); + c->symbol_name = xstrdup (str); + if (!p) + { + c->next = def->exclude_symbols; + def->exclude_symbols = c; + } + else + { + c->next = p->next; + p->next = c; + } +} + +static void def_error (const char *err) { einfo ("%P: %s:%d: %s\n", |