[Intel-gfx] [PATCH i-g-t] lib: add a environment variable to control output

[Thomas Wood]

On 9 November 2015 at 20:58, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> On Mon, Nov 09, 2015 at 05:17:13PM +0000, Thomas Wood wrote:
>> Disable output of terminal control characters and progress meters when
>> IGT_PLAIN_OUTPUT is set in the environment.
>>
>> Cc: Derek Morton <derek.j.morton at intel.com>
>> Signed-off-by: Thomas Wood <thomas.wood at intel.com>
>> ---
>>  lib/igt_aux.c  |  2 +-
>>  lib/igt_core.c | 23 ++++++++++++++---------
>>  lib/igt_core.h |  2 ++
>>  3 files changed, 17 insertions(+), 10 deletions(-)
>>
>> diff --git a/lib/igt_aux.c b/lib/igt_aux.c
>> index f3c76ae..4d08d68 100644
>> --- a/lib/igt_aux.c
>> +++ b/lib/igt_aux.c
>> @@ -231,7 +231,7 @@ static void igt_interactive_info(const char *format, ...)
>>  {
>>       va_list args;
>>
>> -     if (!isatty(STDERR_FILENO))
>> +     if (!isatty(STDERR_FILENO) || __igt_plain_output)
>
> Hmm, would it not be a bug if we reach this point and we haven't
> initialised __igt_plain_output from common_init()?

Yes, except that common_init is called from within the igt_main or
_init functions, so calling igt_interactive_info before one of these
functions would be incorrect anyway.


> -Chris
>
> --
> Chris Wilson, Intel Open Source Technology Centre
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