* emultempl/pe.em (OPTION_EXCLUDE_ALL_SYMBOLS): New macro.
(gld${EMULATION_NAME}_add_options): Add new --exclude-all-symbols option
to exclude all symbols from automatic export.
(gld_${EMULATION_NAME}_list_options): Describe it.
(gld${EMULATION_NAME}_handle_option): Handle it.
* emultempl/pep.em: Likewise to all the above.
* pe-dll.c (pe_dll_exclude_all_symbols): New variable.
(process_def_file_and_drectve): Use it.
* pe-dll.h (pe_dll_exclude_all_symbols): Declare.
* pep-dll.c (pep_dll_exclude_all_symbols): Define pep_ alias.
* pep-dll.h (pe_dll_exclude_all_symbols): Declare.
* NEWS: Mention the new feature.
* ld.texinfo: Document the new command line switch.
This commit is contained in:
Nick Clifton
parent
3873ba1230
commit
2927aacaee
16
ld/ChangeLog
16
ld/ChangeLog
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@ -1,3 +1,19 @@
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2009-10-16 Dimitry Gorbachev <d.g.gorbachev@gmail.com>
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* emultempl/pe.em (OPTION_EXCLUDE_ALL_SYMBOLS): New macro.
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(gld${EMULATION_NAME}_add_options): Add new --exclude-all-symbols option
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to exclude all symbols from automatic export.
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(gld_${EMULATION_NAME}_list_options): Describe it.
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(gld${EMULATION_NAME}_handle_option): Handle it.
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* emultempl/pep.em: Likewise to all the above.
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* pe-dll.c (pe_dll_exclude_all_symbols): New variable.
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(process_def_file_and_drectve): Use it.
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* pe-dll.h (pe_dll_exclude_all_symbols): Declare.
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* pep-dll.c (pep_dll_exclude_all_symbols): Define pep_ alias.
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* pep-dll.h (pe_dll_exclude_all_symbols): Declare.
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* NEWS: Mention the new feature.
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* ld.texinfo: Document the new command line switch.
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2009-10-14 Andreas Schwab <schwab@linux-m68k.org>
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* ldlex.l (yy_input): Remove second argument and return the value
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3
ld/NEWS
3
ld/NEWS
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@ -1,5 +1,8 @@
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-*- text -*-
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* Add --exlcude-all-symbols option to PE based linkers. This prevents all
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symbols from automatically being exported.
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* Add support for the Renesas RX processor.
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Changes in 2.20:
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@ -196,7 +196,8 @@ fragment <<EOF
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#define OPTION_OUT_DEF (OPTION_SUPPORT_OLD_CODE + 1)
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#define OPTION_EXPORT_ALL (OPTION_OUT_DEF + 1)
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#define OPTION_EXCLUDE_SYMBOLS (OPTION_EXPORT_ALL + 1)
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#define OPTION_KILL_ATS (OPTION_EXCLUDE_SYMBOLS + 1)
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#define OPTION_EXCLUDE_ALL_SYMBOLS (OPTION_EXCLUDE_SYMBOLS + 1)
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#define OPTION_KILL_ATS (OPTION_EXCLUDE_ALL_SYMBOLS + 1)
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#define OPTION_STDCALL_ALIASES (OPTION_KILL_ATS + 1)
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#define OPTION_ENABLE_STDCALL_FIXUP (OPTION_STDCALL_ALIASES + 1)
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#define OPTION_DISABLE_STDCALL_FIXUP (OPTION_ENABLE_STDCALL_FIXUP + 1)
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@ -276,6 +277,7 @@ gld${EMULATION_NAME}_add_options
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{"output-def", required_argument, NULL, OPTION_OUT_DEF},
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{"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL},
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{"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMBOLS},
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{"exclude-all-symbols", no_argument, NULL, OPTION_EXCLUDE_ALL_SYMBOLS},
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{"exclude-libs", required_argument, NULL, OPTION_EXCLUDE_LIBS},
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{"exclude-modules-for-implib", required_argument, NULL, OPTION_EXCLUDE_MODULES_FOR_IMPLIB},
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{"kill-at", no_argument, NULL, OPTION_KILL_ATS},
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@ -389,6 +391,7 @@ gld_${EMULATION_NAME}_list_options (FILE *file)
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fprintf (file, _(" --disable-stdcall-fixup Don't link _sym to _sym@nn\n"));
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fprintf (file, _(" --enable-stdcall-fixup Link _sym to _sym@nn without warnings\n"));
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fprintf (file, _(" --exclude-symbols sym,sym,... Exclude symbols from automatic export\n"));
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fprintf (file, _(" --exclude-all-symbols Exclude all symbols from automatic export\n"));
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fprintf (file, _(" --exclude-libs lib,lib,... Exclude libraries from automatic export\n"));
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fprintf (file, _(" --exclude-modules-for-implib mod,mod,...\n"));
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fprintf (file, _(" Exclude objects, archive members from auto\n"));
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@ -669,6 +672,9 @@ gld${EMULATION_NAME}_handle_option (int optc)
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case OPTION_EXCLUDE_SYMBOLS:
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pe_dll_add_excludes (optarg, EXCLUDESYMS);
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break;
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case OPTION_EXCLUDE_ALL_SYMBOLS:
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pe_dll_exclude_all_symbols = 1;
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break;
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case OPTION_EXCLUDE_LIBS:
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pe_dll_add_excludes (optarg, EXCLUDELIBS);
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break;
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@ -158,6 +158,7 @@ enum options
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OPTION_OUT_DEF,
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OPTION_EXPORT_ALL,
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OPTION_EXCLUDE_SYMBOLS,
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OPTION_EXCLUDE_ALL_SYMBOLS,
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OPTION_KILL_ATS,
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OPTION_STDCALL_ALIASES,
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OPTION_ENABLE_STDCALL_FIXUP,
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@ -227,6 +228,7 @@ gld${EMULATION_NAME}_add_options
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{"output-def", required_argument, NULL, OPTION_OUT_DEF},
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{"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL},
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{"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMBOLS},
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{"exclude-all-symbols", no_argument, NULL, OPTION_EXCLUDE_ALL_SYMBOLS},
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{"exclude-libs", required_argument, NULL, OPTION_EXCLUDE_LIBS},
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{"exclude-modules-for-implib", required_argument, NULL, OPTION_EXCLUDE_MODULES_FOR_IMPLIB},
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{"kill-at", no_argument, NULL, OPTION_KILL_ATS},
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@ -334,6 +336,7 @@ gld_${EMULATION_NAME}_list_options (FILE *file)
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fprintf (file, _(" --disable-stdcall-fixup Don't link _sym to _sym@nn\n"));
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fprintf (file, _(" --enable-stdcall-fixup Link _sym to _sym@nn without warnings\n"));
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fprintf (file, _(" --exclude-symbols sym,sym,... Exclude symbols from automatic export\n"));
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fprintf (file, _(" --exclude-all-symbols Exclude all symbols from automatic export\n"));
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fprintf (file, _(" --exclude-libs lib,lib,... Exclude libraries from automatic export\n"));
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fprintf (file, _(" --exclude-modules-for-implib mod,mod,...\n"));
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fprintf (file, _(" Exclude objects, archive members from auto\n"));
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@ -609,6 +612,9 @@ gld${EMULATION_NAME}_handle_option (int optc)
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case OPTION_EXCLUDE_SYMBOLS:
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pep_dll_add_excludes (optarg, EXCLUDESYMS);
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break;
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case OPTION_EXCLUDE_ALL_SYMBOLS:
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pep_dll_exclude_all_symbols = 1;
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break;
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case OPTION_EXCLUDE_LIBS:
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pep_dll_add_excludes (optarg, EXCLUDELIBS);
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break;
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@ -2224,6 +2224,11 @@ Specifies a list of symbols which should not be automatically
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exported. The symbol names may be delimited by commas or colons.
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[This option is specific to the i386 PE targeted port of the linker]
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@kindex --exclude-all-symbols
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@item --exclude-all-symbols
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Specifies no symbols should be automatically exported.
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[This option is specific to the i386 PE targeted port of the linker]
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@kindex --file-alignment
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@item --file-alignment
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Specify the file alignment. Sections in the file will always begin at
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12
ld/pe-dll.c
12
ld/pe-dll.c
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@ -149,6 +149,7 @@ static void add_bfd_to_link (bfd *, const char *, struct bfd_link_info *);
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def_file * pe_def_file = 0;
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int pe_dll_export_everything = 0;
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int pe_dll_exclude_all_symbols = 0;
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int pe_dll_do_default_excludes = 1;
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int pe_dll_kill_ats = 0;
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int pe_dll_stdcall_aliases = 0;
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@ -664,14 +665,15 @@ process_def_file_and_drectve (bfd *abfd ATTRIBUTE_UNUSED, struct bfd_link_info *
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}
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}
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/* If we are not building a DLL, when there are no exports
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we do not build an export table at all. */
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if (!pe_dll_export_everything && pe_def_file->num_exports == 0
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&& info->executable)
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/* If we are building an executable and there is nothing
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to export, we do not build an export table at all. */
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if (info->executable && pe_def_file->num_exports == 0
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&& (!pe_dll_export_everything || pe_dll_exclude_all_symbols))
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return;
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/* Now, maybe export everything else the default way. */
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if (pe_dll_export_everything || pe_def_file->num_exports == 0)
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if ((pe_dll_export_everything || pe_def_file->num_exports == 0)
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&& !pe_dll_exclude_all_symbols)
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{
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for (b = info->input_bfds; b; b = b->link_next)
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{
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@ -29,6 +29,7 @@
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extern def_file *pe_def_file;
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extern int pe_dll_export_everything;
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extern int pe_dll_exclude_all_symbols;
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extern int pe_dll_do_default_excludes;
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extern int pe_dll_kill_ats;
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extern int pe_dll_stdcall_aliases;
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@ -67,7 +68,6 @@ extern void pe_create_import_fixup
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extern bfd_boolean pe_bfd_is_dll
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(bfd *);
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extern void pe_output_file_set_long_section_names
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(bfd *abfd);
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(bfd *);
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#endif /* PE_DLL_H */
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@ -29,6 +29,7 @@
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#define pe_dll_compat_implib pep_dll_compat_implib
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#define pe_dll_extra_pe_debug pep_dll_extra_pe_debug
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#define pe_dll_export_everything pep_dll_export_everything
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#define pe_dll_exclude_all_symbols pep_dll_exclude_all_symbols
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#define pe_dll_do_default_excludes pep_dll_do_default_excludes
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#define pe_dll_kill_ats pep_dll_kill_ats
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#define pe_dll_stdcall_aliases pep_dll_stdcall_aliases
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@ -29,6 +29,7 @@
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extern def_file * pep_def_file;
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extern int pep_dll_export_everything;
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extern int pep_dll_exclude_all_symbols;
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extern int pep_dll_do_default_excludes;
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extern int pep_dll_kill_ats;
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extern int pep_dll_stdcall_aliases;
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@ -54,7 +55,6 @@ extern void pep_walk_relocs_of_symbol
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(struct bfd_link_info *, const char *, int (*) (arelent *, asection *));
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extern void pep_create_import_fixup (arelent * rel, asection *, bfd_vma);
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extern bfd_boolean pep_bfd_is_dll (bfd *);
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extern void pep_output_file_set_long_section_names
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(bfd *abfd);
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extern void pep_output_file_set_long_section_names (bfd *);
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#endif /* PEP_DLL_H */
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