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Diffstat (limited to 'sysdeps/unix/sysv/linux/tst-personality.c')
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1 files changed, 45 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/tst-personality.c b/sysdeps/unix/sysv/linux/tst-personality.c
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+++ b/sysdeps/unix/sysv/linux/tst-personality.c
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+/* BZ #19408 linux personality syscall wrapper test.
+
+   Copyright (C) 2015 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <errno.h>
+#include <sys/personality.h>
+
+static int
+do_test (void)
+{
+  int rc = 0;
+  unsigned int test_persona = -EINVAL;
+  unsigned int saved_persona;
+
+  errno = 0xdefaced;
+  saved_persona = personality (0xffffffff);
+
+  if (personality (test_persona) != saved_persona ||
+      personality (0xffffffff) == -1 ||
+      personality (PER_LINUX) == -1 ||
+      personality (0xffffffff) != PER_LINUX ||
+      0xdefaced != errno)
+    rc = 1;
+
+  (void) personality (saved_persona);
+  return rc;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"