diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/tst-personality.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/tst-personality.c | 45 |
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 new file mode 100644 index 0000000000..1bfa5029df --- /dev/null +++ b/sysdeps/unix/sysv/linux/tst-personality.c @@ -0,0 +1,45 @@ +/* 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" |