Don't use select() in interactive python shell

ports/python3/nacl.patch

 diff --git a/Include/datetime.h b/Include/datetime.h
 --- a/Include/datetime.h
 +++ b/Include/datetime.h
 @@ -169,6 +169,8 @@ typedef struct {
  
  #ifdef Py_BUILD_CORE
  
 +#define PyDataTime_STATIC 1
 +
  /* Macros for type checking when building the Python core. */
@@ skipping 154 matching lines @@
 +int uname(struct utsname *buf)
 +{
 +       sprintf(buf->sysname, "NaCl");
 +       return 0;
 +}
 +#endif
 +
  int
  main(int argc, char **argv)
  {
+diff --git a/Modules/readline.c b/Modules/readline.c
+--- a/Modules/readline.c
++++ b/Modules/readline.c
+@@ -1051,8 +1051,12 @@ setup_readline(readlinestate *mod_state)
+ 
+ /* 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/signalmodule.c b/Modules/signalmodule.c
 --- a/Modules/signalmodule.c
 +++ b/Modules/signalmodule.c
 @@ -29,7 +29,7 @@
  #  define PYPTHREAD_SIGMASK
  #endif
  
 -#if defined(PYPTHREAD_SIGMASK) && defined(HAVE_PTHREAD_H)
 +#if (defined(PYPTHREAD_SIGMASK) || defined(HAVE_PTHREAD_KILL)) && defined(HAVE_PTHREAD_H)
  #  include <pthread.h>
@@ skipping 73 matching lines @@
              handles[nhandles].ino = statb.st_ino;
          }
      }
 +#endif
  
      dlopenflags = PyThreadState_GET()->interp->dlopenflags;
  
 diff --git a/Python/fileutils.c b/Python/fileutils.c
 --- a/Python/fileutils.c
 +++ b/Python/fileutils.c
-@@ -707,6 +707,12 @@ set_inheritable(int fd, int inheritable, int raise, int *atomic_flag_works)
+@@ -599,6 +599,12 @@ get_inheritable(int fd, int raise)
+ 
+     flags = fcntl(fd, F_GETFD, 0);
+     if (flags == -1) {
++#if defined(__native_client__) && !defined(__GLIBC__)
++        /* When running under NaCl within the sel_ldr this fcntl() will always
++           fail.  However we don't want to completely remove this block since
++           fcntl() is emulated using nacl_io when running within chrome. */
++        return 0;
++#endif
+         if (raise)
+             PyErr_SetFromErrno(PyExc_OSError);
+         return -1;
+@@ -707,6 +713,12 @@ set_inheritable(int fd, int inheritable, int raise, int *atomic_flag_works)
      /* slow-path: fcntl() requires two syscalls */
      flags = fcntl(fd, F_GETFD);
      if (flags < 0) {
 +#if defined(__native_client__) && !defined(__GLIBC__)
-+        /* When running under NaCl within the sel_ldr this fcntl() will always fail.
-+        i  However we don't want to completely remove this block since fcntl() is
-+           emulated using nacl_io when running within chrome. */
++        /* When running under NaCl within the sel_ldr this fcntl() will always
++           fail.  However we don't want to completely remove this block since
++           fcntl() is emulated using nacl_io when running within chrome. */
 +        return 0;
 +#endif
          if (raise)
              PyErr_SetFromErrno(PyExc_OSError);
          return -1;
 diff --git a/Python/getversion.c b/Python/getversion.c
 --- a/Python/getversion.c
 +++ b/Python/getversion.c
 @@ -8,8 +8,8 @@
  const char *
@@ skipping 156 matching lines @@
         OpenUNIX*|UnixWare*)
 @@ -2155,7 +2167,7 @@ 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/*) 
                 LINKFORSHARED="$extra_undefs -framework CoreFoundation"