Messages in this thread Patch in this message | | | From | Michael Ellerman <> | Subject | [PATCH] selftests/exec: Check if the syscall exists and bail if not | Date | Wed, 21 Jan 2015 18:41:00 +1100 |
| |
On systems which don't implement sys_execveat(), this test produces a lot of output.
Add a check at the beginning to see if the syscall is present, and if not just note one error and return.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> --- tools/testing/selftests/exec/execveat.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/tools/testing/selftests/exec/execveat.c b/tools/testing/selftests/exec/execveat.c index e238c9559caf..b87e4a843bea 100644 --- a/tools/testing/selftests/exec/execveat.c +++ b/tools/testing/selftests/exec/execveat.c @@ -234,6 +234,14 @@ static int run_tests(void) int fd_cloexec = open_or_die("execveat", O_RDONLY|O_CLOEXEC); int fd_script_cloexec = open_or_die("script", O_RDONLY|O_CLOEXEC); + /* Check if we have execveat at all, and bail early if not */ + errno = 0; + execveat_(-1, NULL, NULL, NULL, 0); + if (errno == -ENOSYS) { + printf("[FAIL] ENOSYS calling execveat - no kernel support?\n"); + return 1; + } + /* Change file position to confirm it doesn't affect anything */ lseek(fd, 10, SEEK_SET); -- 2.1.0
| |