Module Name: src
Committed By: christos
Date: Sat Nov 12 20:56:49 UTC 2016
Modified Files:
src/tests/kernel: t_ptrace_wait.c
Log Message:
add on more synchronization point
To generate a diff of this commit:
cvs rdiff -u -r1.10 -r1.11 src/tests/kernel/t_ptrace_wait.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/tests/kernel/t_ptrace_wait.c
diff -u src/tests/kernel/t_ptrace_wait.c:1.10 src/tests/kernel/t_ptrace_wait.c:1.11
--- src/tests/kernel/t_ptrace_wait.c:1.10 Sat Nov 12 15:03:53 2016
+++ src/tests/kernel/t_ptrace_wait.c Sat Nov 12 15:56:49 2016
@@ -1,4 +1,4 @@
-/* $NetBSD: t_ptrace_wait.c,v 1.10 2016/11/12 20:03:53 christos Exp $ */
+/* $NetBSD: t_ptrace_wait.c,v 1.11 2016/11/12 20:56:49 christos Exp $ */
/*-
* Copyright (c) 2016 The NetBSD Foundation, Inc.
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__RCSID("$NetBSD: t_ptrace_wait.c,v 1.10 2016/11/12 20:03:53 christos Exp $");
+__RCSID("$NetBSD: t_ptrace_wait.c,v 1.11 2016/11/12 20:56:49 christos Exp $");
#include <sys/param.h>
#include <sys/types.h>
@@ -860,9 +860,12 @@ ATF_TC_BODY(attach3, tc)
printf("Parent should now attach to tracee\n");
- /* Wait for message from the parent */
+ /* Write to pearent we are ok */
rv = write(fds_fromtracee[1], &msg, sizeof(msg));
FORKEE_ASSERT(rv == sizeof(msg));
+ /* Wait for message from the parent */
+ rv = read(fds_totracee[0], &msg, sizeof(msg));
+ FORKEE_ASSERT(rv == sizeof(msg));
_exit(exitval_tracee);
}
@@ -895,6 +898,8 @@ ATF_TC_BODY(attach3, tc)
printf("Let the tracee exit now\n");
rv = read(fds_fromtracee[0], &msg, sizeof(msg));
ATF_REQUIRE(rv == sizeof(msg));
+ rv = write(fds_totracee[1], &msg, sizeof(msg));
+ ATF_REQUIRE(rv == sizeof(msg));
printf("Wait for tracee to exit with %s()\n", TWAIT_FNAME);
TWAIT_REQUIRE_SUCCESS(
