From: Cary Coutant Date: Fri, 5 Dec 2008 21:34:54 +0000 (+0000) Subject: 2008-12-05 Rafael Avila de Espindola X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4674ecfcf4045b3a3d81a4a979debd59ea1b6b11;p=binutils-gdb.git 2008-12-05 Rafael Avila de Espindola * options.cc (General_options::parse_plugin_opt): New. (General_options::add_plugin): The argument now is just the filename. (General_options::add_plugin_option): New. * options.h (plugin_opt): New. (add_plugin): Change argument name. (add_plugin_option): New. * plugin.cc (Plugin::load): Don't parse the plugin option. * plugin.h (Plugin::Plugin): Rename argument. Init filename_. (Plugin::add_option): New. (Plugin::args_): Change type. (Plugin::filename_): New. (Plugin_manager::add_plugin_option): New. * testsuite/Makefile.am (plugin_test_1): Use new syntax. * testsuite/Makefile.in: Regenerate. --- diff --git a/gold/ChangeLog b/gold/ChangeLog index 7d0d9cc5907..fbad1ee1ab2 100644 --- a/gold/ChangeLog +++ b/gold/ChangeLog @@ -1,3 +1,20 @@ +2008-12-05 Rafael Avila de Espindola + + * options.cc (General_options::parse_plugin_opt): New. + (General_options::add_plugin): The argument now is just the filename. + (General_options::add_plugin_option): New. + * options.h (plugin_opt): New. + (add_plugin): Change argument name. + (add_plugin_option): New. + * plugin.cc (Plugin::load): Don't parse the plugin option. + * plugin.h (Plugin::Plugin): Rename argument. Init filename_. + (Plugin::add_option): New. + (Plugin::args_): Change type. + (Plugin::filename_): New. + (Plugin_manager::add_plugin_option): New. + * testsuite/Makefile.am (plugin_test_1): Use new syntax. + * testsuite/Makefile.in: Regenerate. + 2008-12-05 Cary Coutant * layout.cc (Layout::include_section): Check for SHF_EXCLUDE. diff --git a/gold/options.cc b/gold/options.cc index 90fa1630e3e..6b2b5cf8f7c 100644 --- a/gold/options.cc +++ b/gold/options.cc @@ -304,6 +304,15 @@ General_options::parse_plugin(const char*, const char* arg, { this->add_plugin(arg); } + +// Parse --plugin-opt. + +void +General_options::parse_plugin_opt(const char*, const char* arg, + Command_line*) +{ + this->add_plugin_option(arg); +} #endif // ENABLE_PLUGINS void @@ -650,14 +659,24 @@ General_options::add_sysroot() free(canonical_sysroot); } -// Add a plugin and its arguments to the list of plugins. +// Add a plugin to the list of plugins. void -General_options::add_plugin(const char* arg) +General_options::add_plugin(const char* filename) { if (this->plugins_ == NULL) this->plugins_ = new Plugin_manager(*this); - this->plugins_->add_plugin(arg); + this->plugins_->add_plugin(filename); +} + +// Add a plugin option to a plugin. + +void +General_options::add_plugin_option(const char* arg) +{ + if (this->plugins_ == NULL) + gold_fatal("--plugin-opt requires --plugin."); + this->plugins_->add_plugin_option(arg); } // Set up variables and other state that isn't set up automatically by diff --git a/gold/options.h b/gold/options.h index f92184f6751..8d936d0218c 100644 --- a/gold/options.h +++ b/gold/options.h @@ -704,7 +704,9 @@ class General_options #ifdef ENABLE_PLUGINS DEFINE_special(plugin, options::TWO_DASHES, '\0', - N_("Load a plugin library"), N_("PLUGIN[,ARG,...]")); + N_("Load a plugin library"), N_("PLUGIN")); + DEFINE_special(plugin_opt, options::TWO_DASHES, '\0', + N_("Pass an option to the plugin"), N_("OPTION")); #endif DEFINE_bool(preread_archive_symbols, options::TWO_DASHES, '\0', false, @@ -991,7 +993,11 @@ class General_options // Add a plugin and its arguments to the list of plugins. void - add_plugin(const char* arg); + add_plugin(const char *filename); + + // Add a plugin option. + void + add_plugin_option(const char* opt); // Whether to mark the stack as executable. Execstack execstack_status_; diff --git a/gold/plugin.cc b/gold/plugin.cc index 1b0eb014021..9056a3b93b5 100644 --- a/gold/plugin.cc +++ b/gold/plugin.cc @@ -85,31 +85,13 @@ void Plugin::load() { #ifdef ENABLE_PLUGINS - std::string filename; - std::vector args; - - // Parse the filename and arguments, each separated by commas. - // FIXME: Temporarily allowing semicolon as an argument separator - // so args can be passed through gcc's -Wl,... option, which - // breaks arguments at the commas. - const char* p = this->args_; - int n = strcspn(p, ",;"); - filename.assign(p, n); - p += n; - while (*p == ',' || *p == ';') - { - ++p; - n = strcspn(p, ",;"); - args.push_back(std::string(p, n)); - p += n; - } - // Load the plugin library. // FIXME: Look for the library in standard locations. - this->handle_ = dlopen(filename.c_str(), RTLD_NOW); + this->handle_ = dlopen(this->filename_.c_str(), RTLD_NOW); if (this->handle_ == NULL) { - gold_error(_("%s: could not load plugin library"), filename.c_str()); + gold_error(_("%s: could not load plugin library"), + this->filename_.c_str()); return; } @@ -118,7 +100,8 @@ Plugin::load() (dlsym(this->handle_, "onload")); if (onload == NULL) { - gold_error(_("%s: could not find onload entry point"), filename.c_str()); + gold_error(_("%s: could not find onload entry point"), + this->filename_.c_str()); return; } @@ -130,7 +113,7 @@ Plugin::load() // Allocate and populate a transfer vector. const int tv_fixed_size = 11; - int tv_size = args.size() + tv_fixed_size; + int tv_size = this->args_.size() + tv_fixed_size; ld_plugin_tv *tv = new ld_plugin_tv[tv_size]; int i = 0; @@ -150,11 +133,11 @@ Plugin::load() else tv[i].tv_u.tv_val = LDPO_EXEC; - for (unsigned int j = 0; j < args.size(); ++j) + for (unsigned int j = 0; j < this->args_.size(); ++j) { ++i; tv[i].tv_tag = LDPT_OPTION; - tv[i].tv_u.tv_string = args[j].c_str(); + tv[i].tv_u.tv_string = this->args_[j].c_str(); } ++i; diff --git a/gold/plugin.h b/gold/plugin.h index 3f573ced27b..5b6fa1fd340 100644 --- a/gold/plugin.h +++ b/gold/plugin.h @@ -48,9 +48,10 @@ class Pluginobj; class Plugin { public: - Plugin(const char* args) + Plugin(const char* filename) : handle_(NULL), - args_(args), + filename_(filename), + args_(), claim_file_handler_(NULL), all_symbols_read_handler_(NULL), cleanup_handler_(NULL) @@ -90,6 +91,13 @@ class Plugin set_cleanup_handler(ld_plugin_cleanup_handler handler) { this->cleanup_handler_ = handler; } + // Add an argument + void + add_option(const char *arg) + { + this->args_.push_back(arg); + } + private: Plugin(const Plugin&); Plugin& operator=(const Plugin&); @@ -97,7 +105,9 @@ class Plugin // The shared library handle returned by dlopen. void* handle_; // The argument string given to --plugin. - const char* args_; + std::string filename_; + // The list of argument string given to --plugin-opt. + std::vector args_; // The plugin's event handlers. ld_plugin_claim_file_handler claim_file_handler_; ld_plugin_all_symbols_read_handler all_symbols_read_handler_; @@ -119,8 +129,16 @@ class Plugin_manager // Add a plugin library. void - add_plugin(const char* args) - { this->plugins_.push_back(new Plugin(args)); } + add_plugin(const char* filename) + { this->plugins_.push_back(new Plugin(filename)); } + + // Add an argument to the current plugin. + void + add_plugin_option(const char* opt) + { + Plugin* last = this->plugins_.back(); + last->add_option(opt); + } // Load all plugin libraries. void diff --git a/gold/testsuite/Makefile.am b/gold/testsuite/Makefile.am index dcb8bad36b7..78c0529976d 100644 --- a/gold/testsuite/Makefile.am +++ b/gold/testsuite/Makefile.am @@ -959,7 +959,7 @@ check_SCRIPTS += plugin_test_1.sh check_DATA += plugin_test_1.err MOSTLYCLEANFILES += plugin_test_1.err plugin_test_1: two_file_test_main.o two_file_test_1.syms two_file_test_1b.syms two_file_test_2.syms gcctestdir/ld plugin_test.so - $(CXXLINK) -Bgcctestdir/ -Wl,--no-demangle,--plugin,"./plugin_test.so;_Z4f13iv" two_file_test_main.o two_file_test_1.syms two_file_test_1b.syms two_file_test_2.syms 2>plugin_test_1.err + $(CXXLINK) -Bgcctestdir/ -Wl,--no-demangle,--plugin,"./plugin_test.so",--plugin-opt,"_Z4f13iv" two_file_test_main.o two_file_test_1.syms two_file_test_1b.syms two_file_test_2.syms 2>plugin_test_1.err plugin_test_1.err: plugin_test_1 @touch plugin_test_1.err diff --git a/gold/testsuite/Makefile.in b/gold/testsuite/Makefile.in index 7271bb0b521..bb9d0cecf14 100644 --- a/gold/testsuite/Makefile.in +++ b/gold/testsuite/Makefile.in @@ -2454,7 +2454,7 @@ uninstall-am: uninstall-info-am @GCC_TRUE@@NATIVE_LINKER_TRUE@ test -d alt || mkdir -p alt @GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXCOMPILE) -c -o $@ $< @GCC_TRUE@@NATIVE_LINKER_TRUE@@PLUGINS_TRUE@plugin_test_1: two_file_test_main.o two_file_test_1.syms two_file_test_1b.syms two_file_test_2.syms gcctestdir/ld plugin_test.so -@GCC_TRUE@@NATIVE_LINKER_TRUE@@PLUGINS_TRUE@ $(CXXLINK) -Bgcctestdir/ -Wl,--no-demangle,--plugin,"./plugin_test.so;_Z4f13iv" two_file_test_main.o two_file_test_1.syms two_file_test_1b.syms two_file_test_2.syms 2>plugin_test_1.err +@GCC_TRUE@@NATIVE_LINKER_TRUE@@PLUGINS_TRUE@ $(CXXLINK) -Bgcctestdir/ -Wl,--no-demangle,--plugin,"./plugin_test.so",--plugin-opt,"_Z4f13iv" two_file_test_main.o two_file_test_1.syms two_file_test_1b.syms two_file_test_2.syms 2>plugin_test_1.err @GCC_TRUE@@NATIVE_LINKER_TRUE@@PLUGINS_TRUE@plugin_test_1.err: plugin_test_1 @GCC_TRUE@@NATIVE_LINKER_TRUE@@PLUGINS_TRUE@ @touch plugin_test_1.err @GCC_TRUE@@NATIVE_LINKER_TRUE@@PLUGINS_TRUE@plugin_test_2: two_file_test_main.o two_file_test_1.syms two_file_test_1b.syms two_file_shared_2.so gcctestdir/ld plugin_test.so