Provide IRT process interface

src/untrusted/nacl/nacl.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('env')
 
 # NACL_GC_WRAP_SYSCALL uses ({...}) syntax.
 env.FilterOut(CCFLAGS=['-pedantic'])
@@ skipping 25 matching lines @@
     'fchdir.c',
     'fchmod.c',
     'fdatasync.c',
     'fstat.c',
     'fsync.c',
     'ftruncate.c',
     'getcwd.c',
     'getdents.c',
     'getpagesize.c',
     'getpid.c',
+    'getppid.c',
+    'getsid.c',
     'gettimeofday.c',
+    'kill.c',
     'link.c',
     'lock.c',
     'lseek.c',
     'lstat.c',
     'mkdir.c',
     'mmap.c',
     'mprotect.c',
     'munmap.c',
     'nanosleep.c',
     'nacl_interface_query.c',
     'nacl_irt_fdio.c',
     'nacl_irt_filename.c',
     'open.c',
+    'pipe.c',
+    'posix_spawn.c',
     'read.c',
     'readlink.c',
     'rename.c',
     'rmdir.c',
     'sbrk.c',
     'sched_yield.c',
+    'setpgid.c',
+    'setsid.c',
+    'signal.c',
+    'sigprocmask.c',
     'stat.c',
     'symlink.c',
     'sysconf.c',
     'truncate.c',
     'unlink.c',
     'utimes.c',
+    'wait.c',
+    'waitpid.c',
     'write.c',
 ]
 
 SRCS_NEWLIB_STUBS = [
     'stubs/chown.c',
     'stubs/endpwent.c',
     'stubs/environ.c',
     'stubs/_execve.c',
     'stubs/fchown.c',
     'stubs/fcntl.c',
     'stubs/fork.c',
     'stubs/get_current_dir_name.c',
     'stubs/getegid.c',
     'stubs/geteuid.c',
     'stubs/getgid.c',
     'stubs/getlogin.c',
     'stubs/getrusage.c',
-    'stubs/getppid.c',
     'stubs/getpwent.c',
     'stubs/getpwnam.c',
     'stubs/getpwnam_r.c',
     'stubs/getpwuid.c',
     'stubs/getpwuid_r.c',
     'stubs/getuid.c',
     'stubs/getwd.c',
     'stubs/ioctl.c',
     'stubs/issetugid.c',
-    'stubs/kill.c',
     'stubs/lchown.c',
     'stubs/llseek.c',
-    'stubs/pipe.c',
     'stubs/pselect.c',
     'stubs/select.c',
     'stubs/setegid.c',
     'stubs/seteuid.c',
     'stubs/setgid.c',
     'stubs/setpwent.c',
     'stubs/settimeofday.c',
     'stubs/setuid.c',
-    'stubs/signal.c',
-    'stubs/sigprocmask.c',
     'stubs/times.c',
     'stubs/ttyname.c',
     'stubs/ttyname_r.c',
     'stubs/umask.c',
     'stubs/utime.c',
     'stubs/vfork.c',
-    'stubs/wait.c',
-    'stubs/waitpid.c',
 ]
 
 SRCS_NEWLIB_MISC = [
     'malloc.c',        # malloc wrapper
     'stacktrace.c',    # stack tracing for use with "-finstrument"
     'start.c',         # contains _start, preventing us from making this a .so
     'nacl_add_tp.c',
     'nacl_read_tp.c',
     'pthread_initialize_minimal.c',
     'pthread_stubs.c', # weak version of __pthread_initialize
@@ skipping 81 matching lines @@
   # the libnacl_sys_private one.  Putting everything important into a
   # single .o file avoids this scenario.
   private_combine = [env.ComponentObject(module, '%s.c' % module)
                      for module in ['gc_hooks_private',
                                     'sys_private']]
   sys_private.append(env.Command('combined_private${OBJSUFFIX}',
                                  private_combine,
                                  '${LD} -relocatable -o ${TARGET} ${SOURCES}'))
 
 env.ComponentLibrary('libnacl_sys_private', sys_private)