<AWT Dev> <AWT dev>[9] Review request for 8156121: "Fail forward" fails for GTK3 if no GTK2 available
Semyon Sadetsky
semyon.sadetsky at oracle.com
Mon May 30 09:00:59 UTC 2016
Please review the updated webrev:
http://cr.openjdk.java.net/~ssadetsky/8156121/webrev.01/
--Semyon
On 5/27/2016 7:30 PM, Phil Race wrote:
> 67 n_libs = sizeof(gtk_libs) / sizeof(GtkLib);
> 68 load_order = malloc(1 + n_libs * sizeof(GtkLib *));
> 69 load_order[n_libs] = 0;
>
> I think you meant
>
> malloc((1 + n_libs) * sizeof(GtkLib *));
>
> since otherwise you are only allocating one byte for the pointer
> and will have a buffer overrun.
>
> But it would be better to use calloc :-
>
>
> calloc(n_libs+1,sizeof(GtkLib *));
>
> and then you can dispense with line 69 since calloc zero initialises
> memory.
>
> -phil.
>
>
> On 05/26/2016 05:33 AM, Semyon Sadetsky wrote:
>> Hello,
>>
>> Please review fix for JDK9:
>>
>> bug: https://bugs.openjdk.java.net/browse/JDK-8156121
>>
>> webrev: http://cr.openjdk.java.net/~ssadetsky/8156121/webrev.00/
>>
>> The issue is caused by changes in -Djdk.gtk.version=<gtk version>
>> specification. Initially it should be working as a constraint: only
>> allow the specified version of GTK lib (don't use GTK if this version
>> is not available). Then after discussions the specification was
>> amended to use this property as a advise: the GTK version to start
>> loading with (if it fails the next available GTK version will be
>> attempted). So that, the code need be harmonized with the specification.
>>
>> --Semyon
>>
>
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