Thread suspension: Implement for Linux

src/trusted/service_runtime/build.scons

 # -*- python -*-
 # Copyright (c) 2012 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import platform
 import os
 
 Import('env')
 
@@ skipping 199 matching lines @@
       'win/exception_patch/exit_fast.S',
       'win/exception_patch/intercept.S',
       'win/exception_patch/ntdll_patch.c',
       'win/nacl_signal_64.c',
     ]
   else:
     raise Exception("Unsupported target")
 
 if env.Bit('linux'):
   ldr_inputs += [
+      'linux/thread_suspension.c',
       'posix/nacl_signal.c',
       'posix/sel_addrspace_posix.c'
       ]
   if env.Bit('target_arm'):
     ldr_inputs += ['linux/nacl_signal_arm.c']
   elif env.Bit('target_x86_32'):
     ldr_inputs += ['linux/nacl_signal_32.c']
   elif env.Bit('target_x86_64'):
     ldr_inputs += ['linux/nacl_signal_64.c']
   else:
     raise Exception("Unsupported target")
 
 if env.Bit('mac'):
   ldr_inputs += [
+      'generic/thread_suspension.c',
       'posix/nacl_signal.c',
       'posix/sel_addrspace_posix.c'
       ]
   if env.Bit('target_x86_32'):
     ldr_inputs += ['osx/nacl_signal_32.c']
   elif env.Bit('target_x86_64'):
     ldr_inputs += ['osx/nacl_signal_64.c']
   else:
     raise Exception("Unsupported target")
 
@@ skipping 326 matching lines @@
     command=[env_cleanser_test_exe])
 env.Requires(env_cleanser_test_exe, crt)
 env.AddNodeToTestSuite(node, ['small_tests'], 'run_env_cleanser_test')
 
 # Test nacl_signal
 if (not env.Bit('coverage_enabled') and
     not env.Bit('target_arm') and
     not env.IsRunningUnderValgrind()):
   nacl_signal_exe = env.ComponentProgram('nacl_signal_unittest',
                                          'nacl_signal_unittest.c',
-                                         EXTRA_LIBS=['sel',
-                                                     'env_cleanser',
-                                                     'nacl_perf_counter',
-                                                     'gio_wrapped_desc',
-                                                     'nacl_fault_inject',
-                                                     'nacl_interval',
-                                                     'platform',
-                                                     ])
+                                         EXTRA_LIBS=['sel', 'sel_debug_dummy'])
   node = env.CommandTest('nacl_signal_unittest.out',
                          command=[nacl_signal_exe],
                          exit_status='trusted_sigsegv_or_equivalent',
                          using_nacl_signal_handler=True)
 
   env.Requires(nacl_signal_exe, crt)
   env.AddNodeToTestSuite(node, ['small_tests'], 'run_nacl_signal_test')
 
 if env.Bit('posix'):
   test_prog = env.ComponentProgram('nacl_signal_frame_test',
                                    'nacl_signal_frame_test.c',
-                                   EXTRA_LIBS=['sel',
-                                               'env_cleanser',
-                                               'nacl_perf_counter',
-                                               'gio_wrapped_desc',
-                                               'nacl_fault_inject',
-                                               'nacl_interval',
-                                               'platform',
-                                               ])
+                                   EXTRA_LIBS=['sel', 'sel_debug_dummy'])
   node = env.CommandTest('nacl_signal_frame_test.out',
                          command=[test_prog],
                          declares_exit_status=True,
                          using_nacl_signal_handler=True)
   env.AddNodeToTestSuite(node, ['small_tests'], 'run_signal_frame_test')
 
 if env.Bit('windows') and env.Bit('target_x86_64'):
   test_prog = env.ComponentProgram('patch_ntdll_test',
                                    'win/exception_patch/ntdll_test.c',
                                    EXTRA_LIBS=['sel',
@@ skipping 338 matching lines @@
   # TODO(tuduce): Make it work on windows.
   env.AddNodeToTestSuite(node, ['medium_tests'],
                          'run_sel_ldr_thread_death_test',
                          is_broken=env.Bit('windows'))
 
 
 # This currently tests linking of sel_main_chrome.c *only*.  We do not
 # expect this program to do anything meaningful when run.
 env.ComponentProgram('sel_main_chrome_test', ['sel_main_chrome_test.c'],
                      EXTRA_LIBS=sel_ldr_libs)