+From 3b78843ee18a3099196a61c7d07c0e2d24d1fe84 Mon Sep 17 00:00:00 2001
+From: vishalbiswas <vshlbiswas@ymail.com>
+Date: Tue, 17 Jan 2017 10:10:23 +0530
+Subject: [PATCH] syscall: Add clone
+
+Signed-off-by: vishalbiswas <vshlbiswas@ymail.com>
+---
+ src/common/compat.h | 4 ++++
+ src/lib/syscall.c | 21 +++++++++++++++++++++
+ 2 files changed, 25 insertions(+)
+
+diff --git a/src/common/compat.h b/src/common/compat.h
+index f490113..bf42f07 100644
+--- a/src/common/compat.h
++++ b/src/common/compat.h
+@@ -126,6 +126,9 @@ void tsocks_once(tsocks_once_t *o, void (*init_routine)(void));
+ #ifndef __NR_fork
+ #define __NR_fork -18
+ #endif
++#ifndef __NR_clone
++#define __NR_clone -19
++#endif
+
+ #define TSOCKS_NR_SOCKET __NR_socket
+ #define TSOCKS_NR_CONNECT __NR_connect
+@@ -145,6 +148,7 @@ void tsocks_once(tsocks_once_t *o, void (*init_routine)(void));
+ #define TSOCKS_NR_GETTIMEOFDAY __NR_gettimeofday
+ #define TSOCKS_NR_CLOCK_GETTIME __NR_clock_gettime
+ #define TSOCKS_NR_FORK __NR_fork
++#define TSOCKS_NR_CLONE __NR_clone
+
+ /*
+ * Despite glibc providing wrappers for these calls for a long time
+diff --git a/src/lib/syscall.c b/src/lib/syscall.c
+index d0fdaaa..c8a9b46 100644
+--- a/src/lib/syscall.c
++++ b/src/lib/syscall.c
+@@ -423,6 +423,24 @@ static LIBC_SYSCALL_RET_TYPE handle_fork(void)
+ {
+ return tsocks_libc_syscall(TSOCKS_NR_FORK);
+ }
++
++/*
++ * * Handle clone(2) syscall.
++ * */
++static LIBC_SYSCALL_RET_TYPE handle_clone(va_list args)
++{
++ int (*fn)(void*);
++ void* child_stack;
++ int flags;
++ void* arg;
++
++ fn = va_arg(args, __typeof__(fn));
++ child_stack = va_arg(args, __typeof__(child_stack));
++ flags = va_arg(args, __typeof__(flags));
++ arg = va_arg(args, __typeof__(arg));
++
++ return tsocks_libc_syscall(TSOCKS_NR_CLONE, fn, child_stack, flags, arg);
++}
+ #endif /* __linux__ */
+
+ /*
+@@ -541,6 +559,9 @@ LIBC_SYSCALL_RET_TYPE tsocks_syscall(long int number, va_list args)
+ case TSOCKS_NR_FORK:
+ ret = handle_fork();
+ break;
++ case TSOCKS_NR_CLONE:
++ ret = handle_clone(args);
++ break;
+ #endif /* __linux__ */
+ default:
+ /*
+--
+2.11.0
+