Special-case paths that appear in libs by not prefixing them with -l.

tools/gn/test_with_scope.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "tools/gn/test_with_scope.h"
 
 #include "base/bind.h"
 #include "tools/gn/parser.h"
 #include "tools/gn/tokenizer.h"
 
@@ skipping 66 matching lines @@
       objcxx_tool.get());
   objcxx_tool->set_outputs(SubstitutionList::MakeForTest(
       "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o"));
   toolchain->SetTool(Toolchain::TYPE_OBJCXX, objcxx_tool.Pass());
 
   // Don't use RC and ASM tools in unit tests yet. Add here if needed.
 
   // ALINK
   scoped_ptr<Tool> alink_tool(new Tool);
   SetCommandForTool("ar {{output}} {{source}}", alink_tool.get());
+  alink_tool->set_lib_switch("-l");
+  alink_tool->set_lib_dir_switch("-L");
   alink_tool->set_output_prefix("lib");
   alink_tool->set_outputs(SubstitutionList::MakeForTest(
       "{{target_out_dir}}/{{target_output_name}}.a"));
   toolchain->SetTool(Toolchain::TYPE_ALINK, alink_tool.Pass());
 
   // SOLINK
   scoped_ptr<Tool> solink_tool(new Tool);
   SetCommandForTool("ld -shared -o {{target_output_name}}.so {{inputs}} "
       "{{ldflags}} {{libs}}", solink_tool.get());
+  solink_tool->set_lib_switch("-l");
+  solink_tool->set_lib_dir_switch("-L");
   solink_tool->set_output_prefix("lib");
   solink_tool->set_default_output_extension(".so");
   solink_tool->set_outputs(SubstitutionList::MakeForTest(
       "{{root_out_dir}}/{{target_output_name}}{{output_extension}}"));
   toolchain->SetTool(Toolchain::TYPE_SOLINK, solink_tool.Pass());
 
   // SOLINK_MODULE
   scoped_ptr<Tool> solink_module_tool(new Tool);
   SetCommandForTool("ld -bundle -o {{target_output_name}}.so {{inputs}} "
       "{{ldflags}} {{libs}}", solink_module_tool.get());
+  solink_module_tool->set_lib_switch("-l");
+  solink_module_tool->set_lib_dir_switch("-L");
   solink_module_tool->set_output_prefix("lib");
   solink_module_tool->set_default_output_extension(".so");
   solink_module_tool->set_outputs(SubstitutionList::MakeForTest(
       "{{root_out_dir}}/{{target_output_name}}{{output_extension}}"));
   toolchain->SetTool(Toolchain::TYPE_SOLINK_MODULE, solink_module_tool.Pass());
 
   // LINK
   scoped_ptr<Tool> link_tool(new Tool);
   SetCommandForTool("ld -o {{target_output_name}} {{source}} "
       "{{ldflags}} {{libs}}", link_tool.get());
+  link_tool->set_lib_switch("-l");
+  link_tool->set_lib_dir_switch("-L");
   link_tool->set_outputs(SubstitutionList::MakeForTest(
       "{{root_out_dir}}/{{target_output_name}}"));
   toolchain->SetTool(Toolchain::TYPE_LINK, link_tool.Pass());
 
   // STAMP
   scoped_ptr<Tool> stamp_tool(new Tool);
   SetCommandForTool("touch {{output}}", stamp_tool.get());
   toolchain->SetTool(Toolchain::TYPE_STAMP, stamp_tool.Pass());
 
   // COPY
@@ skipping 34 matching lines @@
                        const std::string& label_string,
                        Target::OutputType type)
     : Target(setup.settings(), setup.ParseLabel(label_string)) {
   visibility().SetPublic();
   set_output_type(type);
   SetToolchain(setup.toolchain());
 }
 
 TestTarget::~TestTarget() {
 }