[PATCH] tests: add NO_FORK option

[Peter Hutterer]

On Wed, Aug 06, 2014 at 11:23:42AM +0200, Marek Chalupa wrote:
> When WAYLAND_TEST_NO_FORK environment variable is set, then
> do not run the test in fork. It's convenient for debugging
> 
> Signed-off-by: Marek Chalupa <mchqwerty at gmail.com>

have a look at libinput/test/litest.c:is_debugger_attached(), you may find
that handy too. it detects if a debugger is already attached and sets the
no-fork environment variable automatically.

Cheers,
   Peter

> ---
>  tests/test-runner.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/tests/test-runner.c b/tests/test-runner.c
> index 8f3d5d3..4f363a0 100644
> --- a/tests/test-runner.c
> +++ b/tests/test-runner.c
> @@ -137,7 +137,7 @@ int main(int argc, char *argv[])
>  {
>  	const struct test *t;
>  	pid_t pid;
> -	int total, pass;
> +	int total, pass, no_fork = 0;
>  	siginfo_t info;
>  
>  	/* Load system malloc, free, and realloc */
> @@ -147,6 +147,7 @@ int main(int argc, char *argv[])
>  	sys_free = dlsym(RTLD_NEXT, "free");
>  
>  	leak_check_enabled = !getenv("NO_ASSERT_LEAK_CHECK");
> +	no_fork = !!getenv("WAYLAND_TESTS_NO_FORK");
>  
>  	if (argc == 2 && strcmp(argv[1], "--help") == 0)
>  		usage(argv[0], EXIT_SUCCESS);
> @@ -165,6 +166,12 @@ int main(int argc, char *argv[])
>  	for (t = &__start_test_section; t < &__stop_test_section; t++) {
>  		int success = 0;
>  
> +		/* no_fork option is useful for debuging */
> +		if (no_fork) {
> +			run_test(t);
> +			continue;
> +		}
> +
>  		pid = fork();
>  		assert(pid >= 0);
>  
> -- 
> 2.0.4
> 
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