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authorCary Coutant <ccoutant@google.com>2009-05-19 22:14:17 +0000
committerCary Coutant <ccoutant@google.com>2009-05-19 22:14:17 +0000
commit6551490093fe8f141c073324b2c4387ce93fa712 (patch)
treec35b9675ce37ee8303e3c60cc04b57b78beed857 /gold/options.h
parentc1711530e652a14bc0df9b603c73e350b5dfe5ec (diff)
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2009-05-19 Doug Kwan <dougkwan@google.com>
* archive.cc (Archive::Archive): Move constructor from archive.h to here. Initialize no_export_. (Archive::get_elf_object_for_member): Set no_export flag of object. * archive.h (Archive::Archive): Move constructor body to archive.cc. (Archive::no_export): New method. (Archive::no_export_): New field. * object.h (Object::Object): Initialize no_export_ to false. (Object::no_export, Object::set_no_export): New methods. (Object::no_export_): New field. * options.cc (General_options::parse_exclude_libs): New method. (General_options::check_excluded_libs) Same. * options.h (exclude_libs): New option. (General_options::check_excluded_libs): New method declaration. (General_options::excluded_libs_): New field. * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with default or protected visibility if an object has no-export flag set. testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test. (check_SCRIPTS): Add exclude_libs_test.sh. (check_DATA): Add exclude_libs_test.syms. (MOSTLYCLEANFILES): Add exclude_libs_test.syms, libexclude_libs_test_1.a and libexclude_libs_test_2.a. (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES, exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define. (exclude_libs_test.syms, libexclude_libs_test_1.a, libexclude_libs_test_2.a): New rules. * testsuite/Makefile.in: Regenerate. * testsuite/exclude_libs_test.c: New file. * testsuite/exclude_libs_test.sh: Ditto. * testsuite/exclude_libs_test_1.c: Ditto. * testsuite/exclude_libs_test_2.c: Ditto.
Diffstat (limited to 'gold/options.h')
-rw-r--r--gold/options.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/gold/options.h b/gold/options.h
index b811332..47576c6 100644
--- a/gold/options.h
+++ b/gold/options.h
@@ -660,6 +660,10 @@ class General_options
DEFINE_string(entry, options::TWO_DASHES, 'e', NULL,
N_("Set program start address"), N_("ADDRESS"));
+ DEFINE_special(exclude_libs, options::TWO_DASHES, '\0',
+ N_("Exclude libraries from automatic export"),
+ N_(("lib,lib ...")));
+
DEFINE_bool(export_dynamic, options::TWO_DASHES, 'E', false,
N_("Export all dynamic symbols"),
N_("Do not export all dynamic symbols (default)"));
@@ -1022,6 +1026,11 @@ class General_options
incremental_disposition() const
{ return this->incremental_disposition_; }
+ // Return true if S is the name of a library excluded from automatic
+ // symbol export.
+ bool
+ check_excluded_libs (const std::string &s) const;
+
private:
// Don't copy this structure.
General_options(const General_options&);
@@ -1087,6 +1096,8 @@ class General_options
// build (--incremental-changed, --incremental-unchanged or
// --incremental-unknown)
bool implicit_incremental_;
+ // Libraries excluded from automatic export via --exclude-libs
+ Unordered_set<std::string> excluded_libs_;
};
// The position-dependent options. We use this to store the state of