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egl+glx: turn LIBGL_DRI3_DISABLE into a boolean

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Instead of setting based on set/unset, allow users to use boolean values.
In the docs, use `DISABLE=true` instead of `DISABLE=1` as it's clearer IMO.

Signed-off-by: Eric Engestrom <eric.engestrom@imgtec.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
This commit is contained in:
Eric Engestrom 2017-09-08 11:55:14 +01:00
parent 177fd320d6
commit 14e431b270
3 changed files with 3 additions and 3 deletions
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2
docs/envvars.html
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@ -34,7 +34,7 @@ sometimes be useful for debugging end-user issues.
<li>LIBGL_NO_DRAWARRAYS - if set do not use DrawArrays GLX protocol (for debugging)
<li>LIBGL_SHOW_FPS - print framerate to stdout based on the number of glXSwapBuffers
calls per second.
<li>LIBGL_DRI3_DISABLE - disable DRI3 if set (the value does not matter)
<li>LIBGL_DRI3_DISABLE - disable DRI3 if set to `true`.
</ul>

2
src/egl/drivers/dri2/platform_x11.c
View file

@ -1461,7 +1461,7 @@ dri2_initialize_x11(_EGLDriver *drv, _EGLDisplay *disp)
if (!env_var_as_boolean("LIBGL_ALWAYS_SOFTWARE", false)) {
#ifdef HAVE_DRI3
if (!getenv("LIBGL_DRI3_DISABLE"))
if (!env_var_as_boolean("LIBGL_DRI3_DISABLE", false))
initialized = dri2_initialize_x11_dri3(drv, disp);
#endif

2
src/glx/glxext.c
View file

@ -920,7 +920,7 @@ __glXInitialize(Display * dpy)
#if defined(GLX_USE_DRM)
if (glx_direct && glx_accel) {
#if defined(HAVE_DRI3)
if (!getenv("LIBGL_DRI3_DISABLE"))
if (!env_var_as_boolean("LIBGL_DRI3_DISABLE", false))
dpyPriv->dri3Display = dri3_create_display(dpy);
#endif /* HAVE_DRI3 */
dpyPriv->dri2Display = dri2CreateDisplay(dpy);