[Intel-gfx] [PATCH 1/2] lib/igt_core: make single/simple tests use igt_exit

[Daniel Vetter]

On Fri, Sep 26, 2014 at 10:27:23AM +0100, tim.gore at intel.com wrote:
> From: Tim Gore <tim.gore at intel.com>
> 
> Currently tests that use igt_simple_main will simply call
> "exit()" if they pass, making it difficult to ensure that
> any required cleanup is done. At present this is not an
> issue, but it will be when I submit a patch to turn off the
> lowmemorykiller for all tests.
> 
> Signed-off-by: Tim Gore <tim.gore at intel.com>

igt_install_exit_handler and you're done. Sorry if I was a bit unclear
with what I've meant exactly. Btw there's some cute docs for all this
stuff:

http://people.freedesktop.org/~danvet/igt/intel-gpu-tools-i-g-t-core.html

Worth reading once in a while, at least the overview sections ;-)

Cheers, Daniel

> ---
>  lib/igt_core.c         | 9 +++++----
>  lib/igt_core.h         | 2 +-
>  tests/igt_simulation.c | 2 +-
>  3 files changed, 7 insertions(+), 6 deletions(-)
> 
> diff --git a/lib/igt_core.c b/lib/igt_core.c
> index 5d41468..9344815 100644
> --- a/lib/igt_core.c
> +++ b/lib/igt_core.c
> @@ -641,7 +641,7 @@ bool igt_only_list_subtests(void)
>  static bool skipped_one = false;
>  static bool succeeded_one = false;
>  static bool failed_one = false;
> -static int igt_exitcode;
> +static int igt_exitcode = IGT_EXIT_SUCCESS;
>  
>  static void exit_subtest(const char *) __attribute__((noreturn));
>  static void exit_subtest(const char *result)
> @@ -692,7 +692,8 @@ void igt_skip(const char *f, ...)
>  		assert(in_fixture);
>  		__igt_fixture_end();
>  	} else {
> -		exit(IGT_EXIT_SKIP);
> +		igt_exitcode = IGT_EXIT_SKIP;
> +		igt_exit();
>  	}
>  }
>  
> @@ -786,7 +787,7 @@ void igt_fail(int exitcode)
>  			__igt_fixture_end();
>  		}
>  
> -		exit(exitcode);
> +		igt_exit();
>  	}
>  }
>  
> @@ -857,7 +858,7 @@ void igt_exit(void)
>  		exit(IGT_EXIT_SUCCESS);
>  
>  	if (!test_with_subtests)
> -		exit(IGT_EXIT_SUCCESS);
> +		exit(igt_exitcode);
>  
>  	/* Calling this without calling one of the above is a failure */
>  	assert(skipped_one || succeeded_one || failed_one);
> diff --git a/lib/igt_core.h b/lib/igt_core.h
> index d74cbf9..974a2fb 100644
> --- a/lib/igt_core.h
> +++ b/lib/igt_core.h
> @@ -188,7 +188,7 @@ void igt_simple_init_parse_opts(int argc, char **argv,
>  	int main(int argc, char **argv) { \
>  		igt_simple_init(argc, argv); \
>  		igt_tokencat(__real_main, __LINE__)(); \
> -		exit(0); \
> +		igt_exit(); \
>  	} \
>  	static void igt_tokencat(__real_main, __LINE__)(void) \
>  
> diff --git a/tests/igt_simulation.c b/tests/igt_simulation.c
> index 13b2da9..e588959 100644
> --- a/tests/igt_simulation.c
> +++ b/tests/igt_simulation.c
> @@ -65,7 +65,7 @@ static int do_fork(void)
>  
>  			igt_skip_on_simulation();
>  
> -			exit(0);
> +			igt_exit();
>  		} else {
>  			if (list_subtests)
>  				igt_subtest_init(2, argv_list);
> -- 
> 2.0.3
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch