add args with ptid and ctid in ltp_clone().
Signed-off-by: Zeng Linggang <[email protected]>
---
include/test.h | 2 +-
lib/cloner.c | 20 ++++++++++++++++----
2 files changed, 17 insertions(+), 5 deletions(-)
diff --git a/include/test.h b/include/test.h
index 94fc721..ffc1c8c 100644
--- a/include/test.h
+++ b/include/test.h
@@ -200,7 +200,7 @@ int self_exec(char *argv0, char *fmt, ...);
/* Functions from lib/cloner.c */
int ltp_clone(unsigned long clone_flags, int (*fn)(void *arg), void *arg,
- size_t stack_size, void *stack);
+ size_t stack_size, void *stack, ...);
int ltp_clone_malloc(unsigned long clone_flags, int (*fn)(void *arg),
void *arg, size_t stacksize);
int ltp_clone_quick(unsigned long clone_flags, int (*fn)(void *arg),
diff --git a/lib/cloner.c b/lib/cloner.c
index a68ff1e..93e3f8c 100644
--- a/lib/cloner.c
+++ b/lib/cloner.c
@@ -27,6 +27,7 @@
#include <string.h>
#include <stdlib.h>
#include <sched.h>
+#include <stdarg.h>
#include "test.h"
#undef clone /* we want to use clone() */
@@ -50,20 +51,31 @@ extern int __clone2(int (*fn) (void *arg), void
*child_stack_base,
*/
int
ltp_clone(unsigned long clone_flags, int (*fn) (void *arg), void *arg,
- size_t stack_size, void *stack)
+ size_t stack_size, void *stack, ...)
{
int ret;
+ pid_t *parent_tid, *child_tid;
+ void *tls;
+ va_list arg_clone;
+
+ va_start(arg_clone, stack);
+ parent_tid = va_arg(arg_clone, pid_t *);
+ tls = va_arg(arg_clone, void *);
+ child_tid = va_arg(arg_clone, pid_t *);
+ va_end(arg_clone);
#if defined(__hppa__) || defined(__metag__)
- ret = clone(fn, stack, clone_flags, arg);
+ ret = clone(fn, stack, clone_flags, arg, parent_tid, tls, child_tid);
#elif defined(__ia64__)
- ret = clone2(fn, stack, stack_size, clone_flags, arg, NULL, NULL, NULL);
+ ret = clone2(fn, stack, stack_size, clone_flags, arg,
+ parent_tid, tls, child_tid);
#else
/*
* For archs where stack grows downwards, stack points to the topmost
* address of the memory space set up for the child stack.
*/
- ret = clone(fn, (stack ? stack + stack_size : NULL), clone_flags, arg);
+ ret = clone(fn, (stack ? stack + stack_size : NULL), clone_flags, arg,
+ parent_tid, tls, child_tid);
#endif
return ret;
--
1.8.2.1
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