Don't use select() in interactive python shell

ports/python/nacl.patch

 diff --git a/Include/datetime.h b/Include/datetime.h
 --- a/Include/datetime.h
 +++ b/Include/datetime.h
 @@ -166,6 +166,8 @@ typedef struct {
  
  #ifdef Py_BUILD_CORE
  
 +#define PyDataTime_STATIC 1
 +
  /* Macros for type checking when building the Python core. */
@@ skipping 391 matching lines @@
 +
 +// Dummy implementation of nacl_spawn_vfork_exit, otherwise provided
 +// by nacl_spawn.
 +void nacl_spawn_vfork_exit(int status) {
 +  _exit(status);
 +}
 +
  int
  main(int argc, char **argv)
  {
-@@ -20,5 +43,9 @@ main(int argc, char **argv)
+@@ -20,5 +49,9 @@ main(int argc, char **argv)
         m = fpgetmask();
         fpsetmask(m & ~FP_X_OFL);
  #endif
 +#ifdef __native_client__
 +       setvbuf(stdout, NULL, _IOLBF, 0);
 +       setvbuf(stdin, NULL, _IOLBF, 0);
 +#endif
         return Py_Main(argc, argv);
  }
+diff --git a/Modules/readline.c b/Modules/readline.c
+--- a/Modules/readline.c
++++ b/Modules/readline.c
+@@ -950,7 +950,12 @@ setup_readline(void)
+ /* Wrapper around GNU readline that handles signals differently. */
+ 
+ 
+-#if defined(HAVE_RL_CALLBACK) && defined(HAVE_SELECT)
++/*
++ * Don't use the select()-based readline under Native Client. While select()
++ * is available and compile and link time it will fail at runtime under sel_ldr
++ * since there is no IRT/syscall implemenation of select().
++ */
++#if defined(HAVE_RL_CALLBACK) && defined(HAVE_SELECT) && !defined(__native_client__)
+ 
+ static  char *completed_input_string;
+ static void
 diff --git a/Modules/timemodule.c b/Modules/timemodule.c
 --- a/Modules/timemodule.c
 +++ b/Modules/timemodule.c
 @@ -34,6 +34,11 @@ extern int ftime(struct timeb *);
  #endif /* MS_WINDOWS */
  #endif /* HAVE_FTIME */
  
 +#if defined(__native_client__) && !defined(__GLIBC__)
 +#define timezone _timezone
 +#define daylight _daylight
@@ skipping 227 matching lines @@
         OpenUNIX*|UnixWare*)
 @@ -2121,7 +2140,7 @@ then
             LINKFORSHARED="-Wl,-E -Wl,+s";;
  #          LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
         BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
 -       Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
 +       Linux*|GNU*|NaCl*) LINKFORSHARED="-Xlinker -export-dynamic";;
         # -u libsys_s pulls in all symbols in libsys
         Darwin/*) 
                 # -u _PyMac_Error is needed to pull in the mac toolbox glue,