eerykitty

Changes the 32 bit signal handler to use the previous endianness
of the process, instead of always using big endian. Removes dependency
on big endian to allow 32 bit vDSO to be built even on 64 bit LE kernels.

--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -1287,8 +1287,9 @@ int handle_signal32(struct ksignal *ksig, sigset_t *oldset,
 	regs->gpr[3] = ksig->sig;
 	regs->gpr[4] = (unsigned long) sc;
 	regs->nip = (unsigned long) (unsigned long)ksig->ka.sa.sa_handler;

eerykitty

import socket
import os

s1, s2 = socket.socketpair()

if os.fork() == 0:
    os.execve("/usr/bin/node", ["/usr/bin/node", "./child_js_module"], {'NODE_CHANNEL_FD': str(s2.fileno())});
else:
    s1.send("\"JSON string here\"\n");
    data = s1.recv(4096);