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* emultempl/pe.em: Add missing prototypes.

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(gld_${EMULATION_NAME}_after_open): Remove extra args to
	pe_find_data_imports.
	(pr_sym): Add unused attribute.
This commit is contained in:
Andreas Jaeger 2001-08-31 13:30:13 +00:00
parent 91549d1cb8
commit 3fc90ddbe3
2 changed files with 94 additions and 65 deletions
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7
ld/ChangeLog
View File

@ -1,3 +1,10 @@
2001-08-31 Andreas Jaeger <aj@suse.de>
* emultempl/pe.em: Add missing prototypes.
(gld_${EMULATION_NAME}_after_open): Remove extra args to
pe_find_data_imports.
(pr_sym): Add unused attribute.
2001-08-29 Joel Sherrill <joel@OARcorp.com>
* configure.tgt (i[3456]86-*-rtems*, m68*-*-rtems*): Change

152
ld/emultempl/pe.em
View File

@ -1,6 +1,6 @@
# This shell script emits a C file. -*- C -*-
# It does some substitutions.
if [ -z "$MACHINE" ]; then
if [ -z "$MACHINE" ]; then
OUTPUT_ARCH=${ARCH}
else
OUTPUT_ARCH=${ARCH}:${MACHINE}
@ -31,8 +31,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
on whether certain switches were set, but these switches pertain to the
Linux system and that particular version of coff. In the NT case, we
only determine if the subsystem is console or windows in order to select
the correct entry point by default. */
the correct entry point by default. */
#include "bfd.h"
#include "sysdep.h"
#include "bfdlink.h"
@ -115,8 +115,30 @@ static boolean gld_${EMULATION_NAME}_place_orphan
static char *gld_${EMULATION_NAME}_get_script PARAMS ((int *));
static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **));
static void gld_${EMULATION_NAME}_finish PARAMS ((void));
static boolean gld_${EMULATION_NAME}_open_dynamic_archive
static boolean gld_${EMULATION_NAME}_open_dynamic_archive
PARAMS ((const char *, search_dirs_type *, lang_input_statement_type *));
static void gld_${EMULATION_NAME}_list_options PARAMS ((FILE *));
static void set_pe_name PARAMS ((char *, long));
static void set_pe_subsystem PARAMS ((void));
static void set_pe_value PARAMS ((char *));
static void set_pe_stack_heap PARAMS ((char *, char *));
#ifdef DLL_SUPPORT
static boolean pe_undef_cdecl_match
PARAMS ((struct bfd_link_hash_entry *, PTR));
static void pe_fixup_stdcalls PARAMS ((void));
static int make_import_fixup PARAMS ((arelent *));
static void pe_find_data_imports PARAMS ((void));
#endif
static boolean pr_sym PARAMS ((struct bfd_hash_entry *, PTR string));
static boolean gld_${EMULATION_NAME}_unrecognized_file
PARAMS ((lang_input_statement_type *));
static boolean gld_${EMULATION_NAME}_recognized_file
PARAMS ((lang_input_statement_type *));
static int gld_${EMULATION_NAME}_find_potential_libraries
PARAMS ((char *, lang_input_statement_type *));
static struct internal_extra_pe_aouthdr pe;
static int dll;
@ -204,7 +226,7 @@ static struct option longopts[] = {
{"base-file", required_argument, NULL, OPTION_BASE_FILE},
{"dll", no_argument, NULL, OPTION_DLL},
{"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT},
{"heap", required_argument, NULL, OPTION_HEAP},
{"heap", required_argument, NULL, OPTION_HEAP},
{"image-base", required_argument, NULL, OPTION_IMAGE_BASE},
{"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION},
{"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION},
@ -357,7 +379,7 @@ set_pe_subsystem ()
const char *sver;
int len;
int i;
static const struct
static const struct
{
const char *name;
const int value;
@ -430,7 +452,7 @@ set_pe_subsystem ()
return;
}
}
einfo (_("%P%F: invalid subsystem type %s\n"), optarg);
}
@ -439,12 +461,12 @@ set_pe_subsystem ()
static void
set_pe_value (name)
char *name;
{
char *end;
set_pe_name (name, strtoul (optarg, &end, 0));
if (end == optarg)
einfo (_("%P%F: invalid hex number for PE parameter '%s'\n"), optarg);
@ -457,7 +479,7 @@ set_pe_stack_heap (resname, comname)
char *comname;
{
set_pe_value (resname);
if (*optarg == ',')
{
optarg++;
@ -510,10 +532,10 @@ gld_${EMULATION_NAME}_parse_args(argc, argv)
break;
/* PE options */
case OPTION_HEAP:
case OPTION_HEAP:
set_pe_stack_heap ("__size_of_heap_reserve__", "__size_of_heap_commit__");
break;
case OPTION_STACK:
case OPTION_STACK:
set_pe_stack_heap ("__size_of_stack_reserve__", "__size_of_stack_commit__");
break;
case OPTION_SUBSYSTEM:
@ -614,7 +636,7 @@ gld_${EMULATION_NAME}_parse_args(argc, argv)
#ifdef DLL_SUPPORT
static unsigned long
static unsigned long
strhash (const char *str)
{
const unsigned char *s;
@ -701,7 +723,7 @@ gld_${EMULATION_NAME}_set_symbols ()
}
/* Restore the pointer. */
stat_ptr = save;
if (pe.FileAlignment >
pe.SectionAlignment)
{
@ -758,11 +780,11 @@ pe_fixup_stdcalls ()
static int gave_warning_message = 0;
struct bfd_link_hash_entry *undef, *sym;
char *at;
if (pe_dll_extra_pe_debug)
if (pe_dll_extra_pe_debug)
{
printf ("%s\n", __FUNCTION__);
}
for (undef = link_info.hash->undefs; undef; undef=undef->next)
if (undef->type == bfd_link_hash_undefined)
{
@ -828,12 +850,12 @@ make_import_fixup (rel)
{
struct symbol_cache_entry *sym = *rel->sym_ptr_ptr;
/*
bfd *b;
bfd *b;
*/
if (pe_dll_extra_pe_debug)
if (pe_dll_extra_pe_debug)
{
printf ("arelent: %s@%#x: add=%li\n", sym->name,
printf ("arelent: %s@%#x: add=%li\n", sym->name,
(int) rel->address, rel->addend);
}
pe_create_import_fixup (rel);
@ -852,7 +874,7 @@ pe_find_data_imports ()
{
/* C++ symbols are *long* */
char buf[4096];
if (pe_dll_extra_pe_debug)
if (pe_dll_extra_pe_debug)
{
printf ("%s:%s\n", __FUNCTION__, undef->root.string);
}
@ -863,31 +885,31 @@ pe_find_data_imports ()
{
einfo (_("Warning: resolving %s by linking to %s (auto-import)\n"),
undef->root.string, buf);
{
{
bfd *b = sym->u.def.section->owner;
asymbol **symbols;
int nsyms, symsize, i;
symsize = bfd_get_symtab_upper_bound (b);
symbols = (asymbol **) xmalloc (symsize);
nsyms = bfd_canonicalize_symtab (b, symbols);
for (i = 0; i < nsyms; i++)
{
if (memcmp(symbols[i]->name, "__head_",
if (memcmp(symbols[i]->name, "__head_",
sizeof ("__head_") - 1))
continue;
if (pe_dll_extra_pe_debug)
{
printf ("->%s\n", symbols[i]->name);
}
pe_data_import_dll = (char*) (symbols[i]->name +
pe_data_import_dll = (char*) (symbols[i]->name +
sizeof ("__head_") - 1);
break;
}
}
pe_walk_relocs_of_symbol (&link_info, undef->root.string,
pe_walk_relocs_of_symbol (&link_info, undef->root.string,
make_import_fixup);
/* let's differentiate it somehow from defined */
@ -907,9 +929,9 @@ pe_find_data_imports ()
static boolean
pr_sym (h, string)
struct bfd_hash_entry *h;
PTR string;
PTR string ATTRIBUTE_UNUSED;
{
if (pe_dll_extra_pe_debug)
if (pe_dll_extra_pe_debug)
{
printf("+%s\n",h->string);
}
@ -921,7 +943,7 @@ static void
gld_${EMULATION_NAME}_after_open ()
{
if (pe_dll_extra_pe_debug)
if (pe_dll_extra_pe_debug)
{
bfd *a;
struct bfd_link_hash_entry *sym;
@ -936,11 +958,11 @@ gld_${EMULATION_NAME}_after_open ()
printf("*%s\n",a->filename);
}
}
/* Pass the wacky PE command line options into the output bfd.
FIXME: This should be done via a function, rather than by
including an internal BFD header. */
if (coff_data (output_bfd) == NULL || coff_data (output_bfd)->pe == NULL)
einfo (_("%F%P: PE operations on non PE file.\n"));
@ -951,7 +973,7 @@ gld_${EMULATION_NAME}_after_open ()
if (pe_enable_stdcall_fixup) /* -1=warn or 1=disable */
pe_fixup_stdcalls ();
pe_find_data_imports (output_bfd, &link_info);
pe_find_data_imports ();
pe_process_import_defs(output_bfd, &link_info);
if (link_info.shared)
@ -1002,7 +1024,7 @@ gld_${EMULATION_NAME}_after_open ()
{
int idata2 = 0, reloc_count=0, is_imp = 0;
asection *sec;
/* See if this is an import library thunk. */
for (sec = is->the_bfd->sections; sec; sec = sec->next)
{
@ -1012,7 +1034,7 @@ gld_${EMULATION_NAME}_after_open ()
is_imp = 1;
reloc_count += sec->reloc_count;
}
if (is_imp && !idata2 && reloc_count)
{
/* It is, look for the reference to head and see if it's
@ -1025,22 +1047,22 @@ gld_${EMULATION_NAME}_after_open ()
asymbol **symbols;
arelent **relocs;
int nrelocs;
symsize = bfd_get_symtab_upper_bound (is->the_bfd);
if (symsize < 1)
break;
relsize = bfd_get_reloc_upper_bound (is->the_bfd, sec);
if (relsize < 1)
break;
symbols = (asymbol **) xmalloc (symsize);
symsize = bfd_canonicalize_symtab (is->the_bfd, symbols);
symsize = bfd_canonicalize_symtab (is->the_bfd, symbols);
if (symsize < 0)
{
einfo ("%X%P: unable to process symbols: %E");
return;
}
relocs = (arelent **) xmalloc ((size_t) relsize);
nrelocs = bfd_canonicalize_reloc (is->the_bfd, sec,
relocs, symbols);
@ -1050,39 +1072,39 @@ gld_${EMULATION_NAME}_after_open ()
einfo ("%X%P: unable to process relocs: %E");
return;
}
for (i = 0; i < nrelocs; i++)
{
struct symbol_cache_entry *s;
struct bfd_link_hash_entry * blhe;
bfd *other_bfd;
char *n;
s = (relocs[i]->sym_ptr_ptr)[0];
if (s->flags & BSF_LOCAL)
continue;
/* Thunk section with reloc to another bfd. */
blhe = bfd_link_hash_lookup (link_info.hash,
s->name,
false, false, true);
if (blhe == NULL
|| blhe->type != bfd_link_hash_defined)
continue;
other_bfd = blhe->u.def.section->owner;
if (strcmp (is->the_bfd->my_archive->filename,
other_bfd->my_archive->filename) == 0)
continue;
/* Rename this implib to match the other. */
n = (char *) xmalloc (strlen (other_bfd->my_archive->filename) + 1);
strcpy (n, other_bfd->my_archive->filename);
is->the_bfd->my_archive->filename = n;
}
@ -1160,7 +1182,7 @@ gld_${EMULATION_NAME}_after_open ()
}
}
static void
static void
gld_${EMULATION_NAME}_before_allocation()
{
#ifdef TARGET_IS_ppcpe
@ -1302,7 +1324,7 @@ gld_${EMULATION_NAME}_unrecognized_file(entry)
}
#endif
return false;
}
static boolean
@ -1341,7 +1363,7 @@ gld_${EMULATION_NAME}_finish ()
if (thumb_entry_symbol != NULL)
{
h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol, false, false, true);
if (h != (struct bfd_link_hash_entry *) NULL
&& (h->type == bfd_link_hash_defined
|| h->type == bfd_link_hash_defweak)
@ -1349,23 +1371,23 @@ gld_${EMULATION_NAME}_finish ()
{
static char buffer[32];
bfd_vma val;
/* Special procesing is required for a Thumb entry symbol. The
bottom bit of its address must be set. */
val = (h->u.def.value
+ bfd_get_section_vma (output_bfd,
h->u.def.section->output_section)
+ h->u.def.section->output_offset);
val |= 1;
/* Now convert this value into a string and store it in entry_symbol
where the lang_finish() function will pick it up. */
buffer[0] = '0';
buffer[1] = 'x';
sprintf_vma (buffer + 2, val);
if (entry_symbol != NULL && entry_from_cmdline)
einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"),
thumb_entry_symbol, entry_symbol);
@ -1390,7 +1412,7 @@ gld_${EMULATION_NAME}_finish ()
pe_exe_fill_sections (output_bfd, &link_info);
}
#endif
if (pe_out_def_filename)
pe_dll_generate_def_file (pe_out_def_filename);
#endif /* DLL_SUPPORT */
@ -1568,7 +1590,7 @@ gld_${EMULATION_NAME}_place_orphan (file, s)
{
char *symname;
etree_type *e_align;
symname = (char *) xmalloc (ps - outsecname + sizeof "___start_");
sprintf (symname, "___start_%s", outsecname);
e_align = exp_unop (ALIGN_K,
@ -1576,7 +1598,7 @@ gld_${EMULATION_NAME}_place_orphan (file, s)
lang_add_assignment (exp_assop ('=', symname, e_align));
}
}
if (link_info.relocateable || (s->flags & (SEC_LOAD | SEC_ALLOC)) == 0)
address = exp_intop ((bfd_vma) 0);
else
@ -1607,7 +1629,7 @@ gld_${EMULATION_NAME}_place_orphan (file, s)
stat_ptr back where we want it. */
if (place != NULL)
stat_ptr = &add;
symname = (char *) xmalloc (ps - outsecname + sizeof "___stop_");
sprintf (symname, "___stop_%s", outsecname);
lang_add_assignment (exp_assop ('=', symname,
@ -1755,7 +1777,7 @@ gld_${EMULATION_NAME}_open_dynamic_archive (arch, search, entry)
filename = entry->filename;
string = (char *) xmalloc (strlen (search->name)
+ strlen (filename)
+ strlen (filename)
+ sizeof "/lib.a.dll"
#ifdef DLL_SUPPORT
+ (pe_dll_search_prefix ? strlen (pe_dll_search_prefix) : 0)
@ -1789,7 +1811,7 @@ gld_${EMULATION_NAME}_open_dynamic_archive (arch, search, entry)
{
#ifdef DLL_SUPPORT
if (pe_dll_search_prefix)
{
{
/* Try "<prefix>foo.dll" (preferred dll name, if specified) */
sprintf (string, "%s/%s%s.dll", search->name, pe_dll_search_prefix, filename);
if (! ldfile_try_open_bfd (string, entry))
@ -1809,7 +1831,7 @@ gld_${EMULATION_NAME}_open_dynamic_archive (arch, search, entry)
}
}
else /* pe_dll_search_prefix not specified */
#endif
#endif
{
/* Try "libfoo.dll" (preferred dll name) */
sprintf (string, "%s/lib%s.dll", search->name, filename);
@ -1850,7 +1872,7 @@ EOF
sc="-f stringify.sed"
cat >>e${EMULATION_NAME}.c <<EOF
{
{
*isfile = 0;
if (link_info.relocateable == true && config.build_constructors == true)
@ -1870,7 +1892,7 @@ echo '; }' >> e${EMULATION_NAME}
cat >>e${EMULATION_NAME}.c <<EOF
struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
{
gld_${EMULATION_NAME}_before_parse,
syslib_default,