Get rid of assumptions about ".nexe" extension.

src/untrusted/irt/nacl.scons

 # -*- python -*-
 # Copyright (c) 2011 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')
 
 # Since the integrated runtime will be built with newlib,
 # there's no need to build this module against glibc.
@@ skipping 65 matching lines @@
                   ]
 
 irt_browser = ['irt_interfaces_ppapi.c',
                'irt_ppapi.c',
                ]
 
 def LinkIrt(output, files, libs):
   return blob_env.ComponentProgram(output, irt_support_objs + files,
                                    EXTRA_LIBS=libs + irt_support_libs)
 
-irt_core_library = LinkIrt('irt_core.nexe', irt_nonbrowser, [])
-irt_library = LinkIrt('irt.nexe', irt_browser, ['ppruntime',
-                                                'srpc',
-                                                'imc_syscalls',
-                                                'platform',
-                                                'gio',
-                                                'm'])
+irt_core_library = LinkIrt('irt_core', irt_nonbrowser, [])
+irt_library = LinkIrt('irt', irt_browser, ['ppruntime',
+                                           'srpc',
+                                           'imc_syscalls',
+                                           'platform',
+                                           'gio',
+                                           'm'])
 
 # TODO(mcgrathr): these should be installed, but scons is a mystery
 #env.AddHeaderToSdk(['irt.h'])
 #env.AddHeaderToSdk(['irt_ppapi.h'])
 
 if env.Bit('build_x86_32') and not env.Bit('bitcode'):
   # Make sure that the linked IRT nexe never uses TLS via %gs access.
   # All IRT code must avoid direct use of the TLS ABI register, which
   # is reserved for user TLS.  Instead, ensure all TLS accesses use a
   # call to __nacl_read_tp, which the IRT code overrides to segregate
   # IRT-private TLS from user TLS.
   node = env.CommandTest('irt_tls_test.out',
                          ['${PYTHON}', env.File('check_tls.py'),
                           '${OBJDUMP}', irt_library])
   env.AddNodeToTestSuite(node, ['small_tests'], 'run_irt_tls_test')
   node = env.CommandTest('irt_core_tls_test.out',
                          ['${PYTHON}', env.File('check_tls.py'),
                           '${OBJDUMP}', irt_core_library])
   env.AddNodeToTestSuite(node, ['small_tests'], 'run_irt_core_tls_test')