On 2023-06-30 07:52:03+0800, Zhangjin Wu wrote:
> Let's create a /tmp directory and mount tmpfs there, if tmpfs is not
> mountable, use ramfs as tmpfs.
>
> tmpfs will be used instead of procfs for some tests.
>
> Signed-off-by: Zhangjin Wu <falcon@xxxxxxxxxxx>
> ---
> tools/testing/selftests/nolibc/nolibc-test.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c
> index c0f5302ada5d..8e3e2792f5e3 100644
> --- a/tools/testing/selftests/nolibc/nolibc-test.c
> +++ b/tools/testing/selftests/nolibc/nolibc-test.c
> @@ -1054,6 +1054,10 @@ int prepare(void)
> }
> }
>
> + /* try to mount /tmp if not mounted, if not mountable, use ramfs as tmpfs */
> + if (stat("/tmp/.", &stat_buf) == 0 || mkdir("/tmp", 0755) == 0)
> + mount("none", "/tmp", "tmpfs", 0, 0);
> +
mkdir()
mount()
without any error checking should do the same and be easier to read.
> return 0;
> }
>
> --
> 2.25.1
>
