Update year range in copyright notice of binutils files

[thirdparty/binutils-gdb.git] / gold / options.cc

diff --git a/gold/options.cc b/gold/options.cc
index ed63b6f04feb08b1f6c75d7ada86d1d0eb1f2bdb..fdf0a174797773abc1a046c56f5ec99bd412aeba 100644 (file)
--- a/gold/options.cc
+++ b/gold/options.cc
@@ -1,6 +1,6 @@
 // options.c -- handle command line options for gold
 
-// Copyright (C) 2006-2017 Free Software Foundation, Inc.
+// Copyright (C) 2006-2021 Free Software Foundation, Inc.
 // Written by Ian Lance Taylor <iant@google.com>.
 
 // This file is part of gold.
@@ -448,7 +448,6 @@ General_options::parse_library(const char*, const char* arg,
   cmdline->inputs().add_file(file);
 }
 
-#ifdef ENABLE_PLUGINS
 void
 General_options::parse_plugin(const char*, const char* arg,
                              Command_line*)
@@ -464,7 +463,14 @@ General_options::parse_plugin_opt(const char*, const char* arg,
 {
   this->add_plugin_option(arg);
 }
-#endif // ENABLE_PLUGINS
+
+void
+General_options::parse_no_power10_stubs(const char*, const char*,
+                                       Command_line*)
+{
+  this->set_power10_stubs("no");
+  this->set_user_set_power10_stubs();
+}
 
 void
 General_options::parse_R(const char* option, const char* arg,
@@ -999,7 +1005,8 @@ General_options::General_options()
     fix_v4bx_(FIX_V4BX_NONE),
     endianness_(ENDIANNESS_NOT_SET),
     discard_locals_(DISCARD_SEC_MERGE),
-    orphan_handling_enum_(ORPHAN_PLACE)
+    orphan_handling_enum_(ORPHAN_PLACE),
+    start_stop_visibility_enum_(elfcpp::STV_PROTECTED)
 {
   // Turn off option registration once construction is complete.
   gold::options::ready_to_register = false;
@@ -1171,6 +1178,40 @@ General_options::finalize()
         this->set_orphan_handling_enum(ORPHAN_ERROR);
     }
 
+  // Parse the -z start-stop-visibility argument.
+  if (this->user_set_start_stop_visibility())
+    {
+      if (strcmp(this->start_stop_visibility(), "default") == 0)
+        this->set_start_stop_visibility_enum(elfcpp::STV_DEFAULT);
+      else if (strcmp(this->start_stop_visibility(), "internal") == 0)
+        this->set_start_stop_visibility_enum(elfcpp::STV_INTERNAL);
+      else if (strcmp(this->start_stop_visibility(), "hidden") == 0)
+        this->set_start_stop_visibility_enum(elfcpp::STV_HIDDEN);
+      else if (strcmp(this->start_stop_visibility(), "protected") == 0)
+        this->set_start_stop_visibility_enum(elfcpp::STV_PROTECTED);
+    }
+
+  // Parse the --power10-stubs argument.
+  if (!this->user_set_power10_stubs())
+    {
+      // --power10-stubs without an arg is equivalent to --power10-stubs=yes
+      // but not specifying --power10-stubs at all should be equivalent to
+      // --power10-stubs=auto.  This doesn't fit into the notion of
+      // "default_value", used both as a static initializer and to provide
+      // a missing optional arg.  Fix it here.
+      this->set_power10_stubs("auto");
+      this->set_power10_stubs_enum(POWER10_STUBS_AUTO);
+    }
+  else
+    {
+      if (strcmp(this->power10_stubs(), "auto") == 0)
+       this->set_power10_stubs_enum(POWER10_STUBS_AUTO);
+      else if (strcmp(this->power10_stubs(), "no") == 0)
+       this->set_power10_stubs_enum(POWER10_STUBS_NO);
+      else if (strcmp(this->power10_stubs(), "yes") == 0)
+       this->set_power10_stubs_enum(POWER10_STUBS_YES);
+    }
+
   // -M is equivalent to "-Map -".
   if (this->print_map() && !this->user_set_Map())
     {
@@ -1208,6 +1249,13 @@ General_options::finalize()
                 program_name);
 #endif
 
+#ifndef ENABLE_PLUGINS
+  if (this->has_plugins())
+    gold_fatal(_("cannot use --plugin: "
+                "%s was compiled without plugin support"),
+              program_name);
+#endif
+
   std::string libpath;
   if (this->user_set_Y())
     {
@@ -1343,6 +1391,8 @@ General_options::finalize()
        gold_fatal(_("incremental linking is not compatible with --plugin"));
       if (this->relro())
        gold_fatal(_("incremental linking is not compatible with -z relro"));
+      if (this->pie())
+       gold_fatal(_("incremental linking is not compatible with -pie"));
       if (this->gc_sections())
        {
          gold_warning(_("ignoring --gc-sections for an incremental link"));
@@ -1569,6 +1619,12 @@ Command_line::process(int argc, const char** argv)
       usage();
     }
 
+  if (this->inputs_.in_lib())
+    {
+      fprintf(stderr, _("%s: missing lib end\n"), program_name);
+      usage();
+    }
+
   // Normalize the options and ensure they don't contradict each other.
   this->options_.finalize();
 }