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Don't load the symbol table if it's corrupted.

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This commit is contained in:
thorpej 1999-06-15 00:23:19 +00:00
parent e33c6c47a2
commit fed8519457
1 changed files with 6 additions and 2 deletions
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8
sys/ddb/db_aout.c
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@ -1,4 +1,4 @@
/* $NetBSD: db_aout.c,v 1.25 1999/06/05 08:36:29 pk Exp $ */ /* $NetBSD: db_aout.c,v 1.26 1999/06/15 00:23:19 thorpej Exp $ */
/* /*
* Mach Operating System * Mach Operating System
@ -90,7 +90,7 @@ db_aout_sym_init(symsize, vsymtab, vesymtab, name)
register struct nlist *sym_start, *sym_end; register struct nlist *sym_start, *sym_end;
register struct nlist *sp; register struct nlist *sp;
register char *strtab; register char *strtab;
register int slen; register int slen, bad = 0;
char *estrtab; char *estrtab;
if (ALIGNED_POINTER(vsymtab, long) == 0) { if (ALIGNED_POINTER(vsymtab, long) == 0) {
@ -133,12 +133,16 @@ db_aout_sym_init(symsize, vsymtab, vesymtab, name)
printf("[ %s has bad a.out string table index (0x%x) ]\n", printf("[ %s has bad a.out string table index (0x%x) ]\n",
name, strx); name, strx);
sp->n_un.n_name = 0; sp->n_un.n_name = 0;
bad = 1;
continue; continue;
} }
sp->n_un.n_name = strtab + strx; sp->n_un.n_name = strtab + strx;
} }
} }
if (bad)
return (FALSE);
if (db_add_symbol_table((char *)sym_start, (char *)sym_end, name, if (db_add_symbol_table((char *)sym_start, (char *)sym_end, name,
NULL) != -1) { NULL) != -1) {
printf("[ preserving %ld bytes of %s a.out symbol table ]\n", printf("[ preserving %ld bytes of %s a.out symbol table ]\n",