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snes9x
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Check for NULL Display.

This commit is contained in:
Brandon Wright 2018-07-12 10:15:07 -05:00
parent 798aa86a45
commit 2de55719de
2 changed files with 6 additions and 0 deletions
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3
gtk/src/gtk_display_driver_opengl.cpp
View File

@ -887,6 +887,9 @@ S9xOpenGLDisplayDriver::query_availability (void)
int errorBase, eventBase;
Display *display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
if (!display)
return 0;
if (glXQueryExtension (display, &errorBase, &eventBase) == False)
{
if (gui_config->hw_accel == HWA_OPENGL)

3
gtk/src/gtk_display_driver_xv.cpp
View File

@ -615,6 +615,9 @@ S9xXVDisplayDriver::query_availability (void)
p_error_base;
Display *display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
if (!display)
return 0;
/* Test if XV and SHM are feasible */
if (!XShmQueryExtension (display))
{