https://bugs.freedesktop.org/show_bug.cgi?id=29052
Summary: [egl] eglGetConfigs should return num of available
configs when parameter configs = NULL
Product: Mesa
Version: git
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: Mesa core
AssignedTo: mesa-dev@lists.freedesktop.org
ReportedBy: shuang...@intel.com
Created an attachment (id=37007)
--> (https://bugs.freedesktop.org/attachment.cgi?id=37007)
piglit case
System Environment:
--------------------------
Libdrm: (master)2.4.21-13-gb803918f3f77c62edf22e78cb2095be399753423
Mesa:
(master)mesa_7_6_1_rc1-9251-gc4066b78c0aad41c199eb27157538c2ec9ab5bfd
Xserver:
(master)xorg-server-1.8.99.904-26-g3209b094a3b1466b579e8020e12a4f3fa78a5f3f
Xf86_video_intel:
(master)2.12.0-28-g2267e5928bd90a6997970584462bd97df447e819
Kernel: (for-linus)6f772d7e2f4105470b9f3d0f0b26f06f61b1278d
Bug detailed description:
-------------------------
The attached piglit test case could be used to reproduce this issue.
According to egl 1.4 spec, "if eglGetConfigs is called with configs = NULL,
then no configurations are returned, but the total number of configurations
available will be returned in num_config"
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