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* aoutx.h (NAME(aout,slurp_symbol_table)): Don't return an error

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if there are no symbols.
	* coffgen.c (coff_get_normalized_symtab): Likewise.
	* hp300hpux.c (MY(slurp_symbol_table)): Likewise.
This commit is contained in:
Ian Lance Taylor 1994-10-19 05:30:15 +00:00
parent fa52d491eb
commit 7494246592
3 changed files with 126 additions and 77 deletions
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7
bfd/ChangeLog
View File

@ -1,3 +1,10 @@
Wed Oct 19 01:26:39 1994 Ian Lance Taylor (ian@tweedledumb.cygnus.com)
* aoutx.h (NAME(aout,slurp_symbol_table)): Don't return an error
if there are no symbols.
* coffgen.c (coff_get_normalized_symtab): Likewise.
* hp300hpux.c (MY(slurp_symbol_table)): Likewise.
Tue Oct 18 12:56:43 1994 Ian Lance Taylor <ian@sanguine.cygnus.com>
* aout-target.h (MY_bfd_copy_private_section_data): Only copy

114
bfd/aoutx.h
View File

@ -794,6 +794,11 @@ adjust_o_magic (abfd, execp)
/* Text. */
obj_textsec(abfd)->filepos = pos;
if (!obj_textsec(abfd)->user_set_vma)
obj_textsec(abfd)->vma = vma;
else
vma = obj_textsec(abfd)->vma;
pos += obj_textsec(abfd)->_raw_size;
vma += obj_textsec(abfd)->_raw_size;
@ -1664,7 +1669,7 @@ NAME(aout,translate_symbol_table) (abfd, in, ext, count, str, strsize, dynamic)
in->desc = bfd_h_get_16 (abfd, ext->e_desc);
in->other = bfd_h_get_8 (abfd, ext->e_other);
in->type = bfd_h_get_8 (abfd, ext->e_type);
in->symbol.udata = 0;
in->symbol.udata.p = NULL;
if (! translate_from_native_sym_flags (abfd, in))
return false;
@ -1697,21 +1702,16 @@ NAME(aout,slurp_symbol_table) (abfd)
if (! aout_get_external_symbols (abfd))
return false;
if (obj_aout_external_sym_count (abfd) == 0)
{
bfd_set_error (bfd_error_no_symbols);
return false;
}
cached_size = (obj_aout_external_sym_count (abfd)
* sizeof (aout_symbol_type));
cached = (aout_symbol_type *) malloc (cached_size);
if (cached == NULL)
if (cached == NULL && cached_size != 0)
{
bfd_set_error (bfd_error_no_memory);
return false;
}
memset (cached, 0, cached_size);
if (cached_size != 0)
memset (cached, 0, cached_size);
/* Convert from external symbol information to internal. */
if (! (NAME(aout,translate_symbol_table)
@ -3980,10 +3980,12 @@ aout_link_write_other_symbol (h, data)
h->written = true;
if (finfo->info->strip == strip_all
|| (finfo->info->strip == strip_some
&& bfd_hash_lookup (finfo->info->keep_hash, h->root.root.string,
false, false) == NULL))
/* An indx of -2 means the symbol must be written. */
if (h->indx != -2
&& (finfo->info->strip == strip_all
|| (finfo->info->strip == strip_some
&& bfd_hash_lookup (finfo->info->keep_hash, h->root.root.string,
false, false) == NULL)))
return true;
switch (h->root.type)
@ -4308,15 +4310,35 @@ aout_link_input_section_std (finfo, input_bfd, input_section, relocs,
if (r_index == -1)
{
const char *name;
if (h != NULL)
{
/* We decided to strip this symbol, but it
turns out that we can't. Note that we
lose the other and desc information here.
I don't think that will ever matter for a
global symbol. */
if (h->indx < 0)
{
h->indx = -2;
h->written = false;
if (! aout_link_write_other_symbol (h,
(PTR) finfo))
return false;
}
r_index = h->indx;
}
else
{
const char *name;
name = strings + GET_WORD (input_bfd,
syms[r_index].e_strx);
if (! ((*finfo->info->callbacks->unattached_reloc)
(finfo->info, name, input_bfd, input_section,
r_addr)))
return false;
r_index = 0;
name = strings + GET_WORD (input_bfd,
syms[r_index].e_strx);
if (! ((*finfo->info->callbacks->unattached_reloc)
(finfo->info, name, input_bfd, input_section,
r_addr)))
return false;
r_index = 0;
}
}
relocation = 0;
@ -4597,15 +4619,35 @@ aout_link_input_section_ext (finfo, input_bfd, input_section, relocs,
if (r_index == -1)
{
const char *name;
if (h != NULL)
{
/* We decided to strip this symbol, but it
turns out that we can't. Note that we
lose the other and desc information here.
I don't think that will ever matter for a
global symbol. */
if (h->indx < 0)
{
h->indx = -2;
h->written = false;
if (! aout_link_write_other_symbol (h,
(PTR) finfo))
return false;
}
r_index = h->indx;
}
else
{
const char *name;
name = (strings
+ GET_WORD (input_bfd, syms[r_index].e_strx));
if (! ((*finfo->info->callbacks->unattached_reloc)
(finfo->info, name, input_bfd, input_section,
r_addr)))
return false;
r_index = 0;
name = strings + GET_WORD (input_bfd,
syms[r_index].e_strx);
if (! ((*finfo->info->callbacks->unattached_reloc)
(finfo->info, name, input_bfd, input_section,
r_addr)))
return false;
r_index = 0;
}
}
relocation = 0;
@ -4827,8 +4869,20 @@ aout_link_reloc_link_order (finfo, o, p)
h = aout_link_hash_lookup (aout_hash_table (finfo->info),
pr->u.name, false, false, true);
if (h != (struct aout_link_hash_entry *) NULL
&& h->indx == -1)
&& h->indx >= 0)
r_index = h->indx;
else if (h != NULL)
{
/* We decided to strip this symbol, but it turns out that we
can't. Note that we lose the other and desc information
here. I don't think that will ever matter for a global
symbol. */
h->indx = -2;
h->written = false;
if (! aout_link_write_other_symbol (h, (PTR) finfo))
return false;
r_index = h->indx;
}
else
{
if (! ((*finfo->info->callbacks->unattached_reloc)

82
bfd/coffgen.c
View File

@ -305,35 +305,24 @@ bfd *abfd;
long
coff_get_symtab (abfd, alocation)
bfd *abfd;
asymbol **alocation;
bfd *abfd;
asymbol **alocation;
{
unsigned int counter = 0;
coff_symbol_type *symbase;
coff_symbol_type **location = (coff_symbol_type **) (alocation);
if (!bfd_coff_slurp_symbol_table(abfd))
return -1;
unsigned int counter;
coff_symbol_type *symbase;
coff_symbol_type **location = (coff_symbol_type **) alocation;
symbase = obj_symbols(abfd);
while (counter < bfd_get_symcount(abfd))
{
/* This nasty code looks at the symbol to decide whether or
not it is descibes a constructor/destructor entry point. It
is structured this way to (hopefully) speed non matches */
#if 0
if (0 && symbase->symbol.name[9] == '$')
{
bfd_constructor_entry(abfd,
(asymbol **)location,
symbase->symbol.name[10] == 'I' ?
"CTOR" : "DTOR");
}
#endif
*(location++) = symbase++;
counter++;
}
*location++ = 0;
return bfd_get_symcount(abfd);
if (! bfd_coff_slurp_symbol_table (abfd))
return -1;
symbase = obj_symbols (abfd);
counter = bfd_get_symcount (abfd);
while (counter-- > 0)
*location++ = symbase++;
*location = NULL;
return bfd_get_symcount (abfd);
}
/* Set lineno_count for the output sections of a COFF file. */
@ -676,7 +665,7 @@ coff_fix_symbol_name (abfd, symbol, native)
the relocs we can get the index for a symbol. This method is a
hack. FIXME. */
#define set_index(symbol, idx) ((symbol)->udata = (PTR) (idx))
#define set_index(symbol, idx) ((symbol)->udata.i = (idx))
/* Write a symbol out to a COFF file. */
@ -928,6 +917,8 @@ coff_write_symbols (abfd)
}
}
obj_raw_syment_count (abfd) = written;
/* Now write out strings */
if (string_size != 0)
@ -1280,20 +1271,14 @@ coff_get_normalized_symtab (abfd)
char *string_table = NULL;
char *debug_section = NULL;
unsigned long size;
unsigned int raw_size;
if (obj_raw_syments(abfd) != (combined_entry_type *)NULL) {
return obj_raw_syments(abfd);
}
size = obj_raw_syment_count (abfd) * sizeof (combined_entry_type);
if (size == 0)
{
bfd_set_error (bfd_error_no_symbols);
return (NULL);
}
internal = (combined_entry_type *)bfd_alloc(abfd, size);
if (!internal)
if (obj_raw_syments (abfd) != NULL)
return obj_raw_syments (abfd);
size = obj_raw_syment_count (abfd) * sizeof (combined_entry_type);
internal = (combined_entry_type *) bfd_alloc (abfd, size);
if (internal == NULL && size != 0)
{
bfd_set_error (bfd_error_no_memory);
return NULL;
@ -1301,19 +1286,21 @@ coff_get_normalized_symtab (abfd)
internal_end = internal + obj_raw_syment_count (abfd);
symesz = bfd_coff_symesz (abfd);
raw_size = obj_raw_syment_count (abfd) * symesz;
raw = bfd_alloc(abfd,raw_size);
if (!raw)
raw_size = obj_raw_syment_count (abfd) * symesz;
raw = bfd_alloc (abfd, raw_size);
if (raw == NULL && raw_size != 0)
{
bfd_set_error (bfd_error_no_memory);
return NULL;
}
if (bfd_seek(abfd, obj_sym_filepos(abfd), SEEK_SET) == -1
|| bfd_read(raw, raw_size, 1, abfd) != raw_size)
return (NULL);
if (bfd_seek (abfd, obj_sym_filepos (abfd), SEEK_SET) == -1
|| bfd_read (raw, raw_size, 1, abfd) != raw_size)
return NULL;
/* mark the end of the symbols */
raw_end = (char *) raw + obj_raw_syment_count (abfd) * symesz;
/*
FIXME SOMEDAY. A string table size of zero is very weird, but
probably possible. If one shows up, it will probably kill us.
@ -1363,7 +1350,8 @@ coff_get_normalized_symtab (abfd)
}
/* Free all the raw stuff */
bfd_release(abfd, raw);
if (raw != NULL)
bfd_release (abfd, raw);
for (internal_ptr = internal; internal_ptr < internal_end;
internal_ptr ++)