diff options
| author | Daniel Jacobowitz <drow@false.org> | 2004-10-16 18:13:54 +0000 |
|---|---|---|
| committer | Daniel Jacobowitz <drow@false.org> | 2004-10-16 18:13:54 +0000 |
| commit | b58f81aef6a84930bcb58db39f2bad0c45383a6d (patch) | |
| tree | 3898cd356f0d9f0d894b447a4fdb46915a7bfac0 /bfd | |
| parent | fd5008162e2dc522e4fea16de38a355f7e1a43be (diff) | |
| download | gdb-b58f81aef6a84930bcb58db39f2bad0c45383a6d.zip gdb-b58f81aef6a84930bcb58db39f2bad0c45383a6d.tar.gz gdb-b58f81aef6a84930bcb58db39f2bad0c45383a6d.tar.bz2 | |
bfd/
* bfd-in2.h: Regenerate.
* bfd.c (struct bfd): Add no_export.
* elflink.c (elf_link_add_object_symbols): Handle no_export.
ld/
* ldlang.c (struct excluded_lib, excluded_libs, add_excluded_libs)
(check_excluded_libs): New.
(load_symbols): Call check_excluded_libs.
* ldlang.h (add_excluded_libs): New prototype.
* emultempl/elf32.em (OPTION_EXCLUDED_LIBS): Define.
(gld${EMULATION_NAME}_add_options): Add --exclude-libs.
(gld${EMULATION_NAME}_handle_option): Handle --exclude-libs.
* ld.texinfo (Command Line Variables): Document --exclude-libs.
(Options Specific to i386 PE Targets): Remove --exclude-libs.
ld/testsuite/
* ld-elf/exclude1.s, ld-elf/exclude2.s, ld-elf/exclude.exp: New.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 6 | ||||
| -rw-r--r-- | bfd/bfd-in2.h | 3 | ||||
| -rw-r--r-- | bfd/bfd.c | 3 | ||||
| -rw-r--r-- | bfd/elflink.c | 8 |
4 files changed, 20 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 2b1905a..888c920 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,9 @@ +2004-10-16 Daniel Jacobowitz <dan@debian.org> + + * bfd-in2.h: Regenerate. + * bfd.c (struct bfd): Add no_export. + * elflink.c (elf_link_add_object_symbols): Handle no_export. + 2004-10-15 Alan Modra <amodra@bigpond.net.au> * config.bfd: Whitespace cleanup. diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h index 2e13704..a25bef3 100644 --- a/bfd/bfd-in2.h +++ b/bfd/bfd-in2.h @@ -3962,6 +3962,9 @@ struct bfd /* Pointer to structure which contains architecture information. */ const struct bfd_arch_info *arch_info; + /* Flag set if symbols from this BFD should not be exported. */ + bfd_boolean no_export; + /* Stuff only useful for archives. */ void *arelt_data; struct bfd *my_archive; /* The containing archive BFD. */ @@ -133,6 +133,9 @@ CODE_FRAGMENT . {* Pointer to structure which contains architecture information. *} . const struct bfd_arch_info *arch_info; . +. {* Flag set if symbols from this BFD should not be exported. *} +. bfd_boolean no_export; +. . {* Stuff only useful for archives. *} . void *arelt_data; . struct bfd *my_archive; {* The containing archive BFD. *} diff --git a/bfd/elflink.c b/bfd/elflink.c index 75b8c96..68435bb 100644 --- a/bfd/elflink.c +++ b/bfd/elflink.c @@ -3778,6 +3778,14 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info) (*bed->elf_backend_merge_symbol_attribute) (h, isym, definition, dynamic); + /* If this symbol has default visibility and the user has requested + we not re-export it, then mark it as hidden. */ + if (definition && !dynamic + && (abfd->no_export + || (abfd->my_archive && abfd->my_archive->no_export)) + && ELF_ST_VISIBILITY (isym->st_other) != STV_INTERNAL) + isym->st_other = STV_HIDDEN | (isym->st_other & ~ ELF_ST_VISIBILITY (-1)); + if (isym->st_other != 0 && !dynamic) { unsigned char hvis, symvis, other, nvis; |