/* ldcref.c -- output a cross reference table
- Copyright 1996, 1997, 1998, 2000, 2002 Free Software Foundation, Inc.
+ Copyright 1996, 1997, 1998, 2000, 2002, 2003
+ Free Software Foundation, Inc.
Written by Ian Lance Taylor <ian@cygnus.com>
This file is part of GLD, the Gnu Linker.
struct bfd_hash_table root;
};
-/* Local functions. */
+/* Forward declarations. */
-static struct bfd_hash_entry *cref_hash_newfunc
- PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
-static bfd_boolean cref_fill_array PARAMS ((struct cref_hash_entry *, PTR));
-static int cref_sort_array PARAMS ((const PTR, const PTR));
-static void output_one_cref PARAMS ((FILE *, struct cref_hash_entry *));
-static bfd_boolean check_nocrossref PARAMS ((struct cref_hash_entry *, PTR));
-static void check_section_sym_xref PARAMS ((lang_input_statement_type *));
-static void check_refs
- PARAMS ((const char *, asection *, bfd *, struct lang_nocrossrefs *));
-static void check_reloc_refs PARAMS ((bfd *, asection *, PTR));
+static void output_one_cref (FILE *, struct cref_hash_entry *);
+static void check_section_sym_xref (lang_input_statement_type *);
+static bfd_boolean check_nocrossref (struct cref_hash_entry *, void *);
+static void check_refs (const char *, asection *, bfd *,
+ struct lang_nocrossrefs *);
+static void check_reloc_refs (bfd *, asection *, void *);
/* Look up an entry in the cref hash table. */
#define cref_hash_traverse(table, func, info) \
(bfd_hash_traverse \
(&(table)->root, \
- (bfd_boolean (*) PARAMS ((struct bfd_hash_entry *, PTR))) (func), \
+ (bfd_boolean (*) (struct bfd_hash_entry *, void *)) (func), \
(info)))
/* The cref hash table. */
/* Create an entry in a cref hash table. */
static struct bfd_hash_entry *
-cref_hash_newfunc (entry, table, string)
- struct bfd_hash_entry *entry;
- struct bfd_hash_table *table;
- const char *string;
+cref_hash_newfunc (struct bfd_hash_entry *entry,
+ struct bfd_hash_table *table,
+ const char *string)
{
struct cref_hash_entry *ret = (struct cref_hash_entry *) entry;
ret = ((struct cref_hash_entry *)
bfd_hash_allocate (table, sizeof (struct cref_hash_entry)));
if (ret == NULL)
- return (struct bfd_hash_entry *) ret;
+ return NULL;
/* Call the allocation method of the superclass. */
ret = ((struct cref_hash_entry *)
ret->refs = NULL;
/* Keep a count of the number of entries created in the hash
- table. */
+ table. */
++cref_symcount;
}
- return (struct bfd_hash_entry *) ret;
+ return &ret->root;
}
/* Add a symbol to the cref hash table. This is called for every
symbol that is seen during the link. */
void
-add_cref (name, abfd, section, value)
- const char *name;
- bfd *abfd;
- asection *section;
- bfd_vma value ATTRIBUTE_UNUSED;
+add_cref (const char *name,
+ bfd *abfd,
+ asection *section,
+ bfd_vma value ATTRIBUTE_UNUSED)
{
struct cref_hash_entry *h;
struct cref_ref *r;
if (r == NULL)
{
- r = (struct cref_ref *) xmalloc (sizeof *r);
+ r = xmalloc (sizeof *r);
r->next = h->refs;
h->refs = r;
r->abfd = abfd;
name. */
static bfd_boolean
-cref_fill_array (h, data)
- struct cref_hash_entry *h;
- PTR data;
+cref_fill_array (struct cref_hash_entry *h, void *data)
{
- struct cref_hash_entry ***pph = (struct cref_hash_entry ***) data;
+ struct cref_hash_entry ***pph = data;
ASSERT (h->demangled == NULL);
h->demangled = demangle (h->root.string);
/* Sort an array of cref hash table entries by name. */
static int
-cref_sort_array (a1, a2)
- const PTR a1;
- const PTR a2;
+cref_sort_array (const void *a1, const void *a2)
{
- const struct cref_hash_entry **p1 = (const struct cref_hash_entry **) a1;
- const struct cref_hash_entry **p2 = (const struct cref_hash_entry **) a2;
+ const struct cref_hash_entry * const *p1 = a1;
+ const struct cref_hash_entry * const *p2 = a2;
return strcmp ((*p1)->demangled, (*p2)->demangled);
}
#define FILECOL (50)
void
-output_cref (fp)
- FILE *fp;
+output_cref (FILE *fp)
{
int len;
struct cref_hash_entry **csyms, **csym_fill, **csym, **csym_end;
return;
}
- csyms = ((struct cref_hash_entry **)
- xmalloc (cref_symcount * sizeof (*csyms)));
+ csyms = xmalloc (cref_symcount * sizeof (*csyms));
csym_fill = csyms;
cref_hash_traverse (&cref_table, cref_fill_array, &csym_fill);
/* Output one entry in the cross reference table. */
static void
-output_one_cref (fp, h)
- FILE *fp;
- struct cref_hash_entry *h;
+output_one_cref (FILE *fp, struct cref_hash_entry *h)
{
int len;
struct bfd_link_hash_entry *hl;
/* Check for prohibited cross references. */
void
-check_nocrossrefs ()
+check_nocrossrefs (void)
{
if (! cref_initialized)
return;
- cref_hash_traverse (&cref_table, check_nocrossref, (PTR) NULL);
+ cref_hash_traverse (&cref_table, check_nocrossref, NULL);
lang_for_each_file (check_section_sym_xref);
}
/* Checks for prohibited cross references to section symbols. */
static void
-check_section_sym_xref (statement)
- lang_input_statement_type *statement;
+check_section_sym_xref (lang_input_statement_type *statement)
{
bfd *abfd;
asection *sec;
/* Check one symbol to see if it is a prohibited cross reference. */
static bfd_boolean
-check_nocrossref (h, ignore)
- struct cref_hash_entry *h;
- PTR ignore ATTRIBUTE_UNUSED;
+check_nocrossref (struct cref_hash_entry *h, void *ignore ATTRIBUTE_UNUSED)
{
struct bfd_link_hash_entry *hl;
asection *defsec;
prohibited sections. */
static void
-check_refs (name, sec, abfd, ncrs)
- const char *name;
- asection *sec;
- bfd *abfd;
- struct lang_nocrossrefs *ncrs;
+check_refs (const char *name,
+ asection *sec,
+ bfd *abfd,
+ struct lang_nocrossrefs *ncrs)
{
lang_input_statement_type *li;
asymbol **asymbols;
the BFD in which the symbol is defined, since even a single
BFD might contain a prohibited cross reference. */
- li = (lang_input_statement_type *) abfd->usrdata;
+ li = abfd->usrdata;
if (li != NULL && li->asymbols != NULL)
asymbols = li->asymbols;
else
symsize = bfd_get_symtab_upper_bound (abfd);
if (symsize < 0)
einfo (_("%B%F: could not read symbols; %E\n"), abfd);
- asymbols = (asymbol **) xmalloc (symsize);
+ asymbols = xmalloc (symsize);
symbol_count = bfd_canonicalize_symtab (abfd, asymbols);
if (symbol_count < 0)
einfo (_("%B%F: could not read symbols: %E\n"), abfd);
info.defsec = sec;
info.ncrs = ncrs;
info.asymbols = asymbols;
- bfd_map_over_sections (abfd, check_reloc_refs, (PTR) &info);
+ bfd_map_over_sections (abfd, check_reloc_refs, &info);
if (li == NULL)
free (asymbols);
INFO->SYM_NAME, then we report a prohibited cross reference error. */
static void
-check_reloc_refs (abfd, sec, iarg)
- bfd *abfd;
- asection *sec;
- PTR iarg;
+check_reloc_refs (bfd *abfd, asection *sec, void *iarg)
{
- struct check_refs_info *info = (struct check_refs_info *) iarg;
+ struct check_refs_info *info = iarg;
asection *outsec;
const char *outsecname;
asection *outdefsec;
if (relsize == 0)
return;
- relpp = (arelent **) xmalloc (relsize);
+ relpp = xmalloc (relsize);
relcount = bfd_canonicalize_reloc (abfd, sec, relpp, info->asymbols);
if (relcount < 0)
einfo (_("%B%F: could not read relocs: %E\n"), abfd);
&& bfd_get_section (*q->sym_ptr_ptr) == info->defsec)))
{
/* We found a reloc for the symbol. The symbol is defined
- in OUTSECNAME. This reloc is from a section which is
- mapped into a section from which references to OUTSECNAME
- are prohibited. We must report an error. */
+ in OUTSECNAME. This reloc is from a section which is
+ mapped into a section from which references to OUTSECNAME
+ are prohibited. We must report an error. */
einfo (_("%X%C: prohibited cross reference from %s to `%T' in %s\n"),
abfd, sec, q->address, outsecname,
bfd_asymbol_name (*q->sym_ptr_ptr), outdefsecname);
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