[PATCH 3/4] tests: add epoll_wait.test

[Dmitry V. Levin]

On Fri, Apr 08, 2016 at 03:59:16PM +0800, Fei Jie wrote:
> * tests/epoll_wait.c: New file.
> * tests/epoll_wait.test: New test.
> * tests/.gitignore: Add epoll_wait.
> * tests/Makefile.am (check_PROGRAMS): Likewise.
> (DECODER_TESTS): Add epoll_wait.test.
> ---
>  tests/.gitignore      |  1 +
>  tests/Makefile.am     |  2 ++
>  tests/epoll_wait.c    | 27 +++++++++++++++++++++++++++
>  tests/epoll_wait.test |  6 ++++++
>  4 files changed, 36 insertions(+)
>  create mode 100644 tests/epoll_wait.c
>  create mode 100755 tests/epoll_wait.test
> 
> diff --git a/tests/.gitignore b/tests/.gitignore
> index 849d6ef..9ef0c03 100644
> --- a/tests/.gitignore
> +++ b/tests/.gitignore
> @@ -28,6 +28,7 @@ dup3
>  epoll_create
>  epoll_create1
>  epoll_ctl
> +epoll_wait
>  eventfd
>  execve
>  execve-v
> diff --git a/tests/Makefile.am b/tests/Makefile.am
> index 2a761d8..7cd3991 100644
> --- a/tests/Makefile.am
> +++ b/tests/Makefile.am
> @@ -79,6 +79,7 @@ check_PROGRAMS = \
>  	epoll_create \
>  	epoll_create1 \
>  	epoll_ctl \
> +	epoll_wait \
>  	eventfd \
>  	execve \
>  	execve-v \
> @@ -280,6 +281,7 @@ DECODER_TESTS = \
>  	epoll_create.test \
>  	epoll_create1.test \
>  	epoll_ctl.test \
> +	epoll_wait.test \
>  	eventfd.test \
>  	execve.test \
>  	execve-v.test \
> diff --git a/tests/epoll_wait.c b/tests/epoll_wait.c
> new file mode 100644
> index 0000000..2edcb7c
> --- /dev/null
> +++ b/tests/epoll_wait.c
> @@ -0,0 +1,27 @@
> +#include "tests.h"
> +#include <sys/syscall.h>
> +
> +#ifdef __NR_epoll_wait
> +
> +# include <errno.h>
> +# include <stdio.h>
> +# include <sys/epoll.h>

Inclusion of <sys/epoll.h> has to be guarded with HAVE_SYS_EPOLL_H.

> +# include <unistd.h>
> +
> +int
> +main(void)
> +{
> +	struct epoll_event *const ev = tail_alloc(sizeof(struct epoll_event));

sizeof(struct epoll_event) can be replaced with sizeof(*ev).

> +	int rc = syscall(__NR_epoll_wait, -1, ev, 1, 0);
> +	printf("epoll_wait(-1, %p, 1, 0) = %d %s (%m)\n",
> +	       ev, rc, errno == ENOSYS ? "ENOSYS" : "EBADF");
> +
> +	puts("+++ exited with 0 +++");
> +	return 0;
> +}
> +
> +#else
> +
> +SKIP_MAIN_UNDEFINED("__NR_epoll_wait")
> +
> +#endif

Applied with these editions.


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