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display: Fix X11 crash when DISPLAY unset.

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This commit is contained in:
Lars Brinkhoff 2018-06-20 10:05:21 +02:00
parent 0a430fee9a
commit 8f9fc78632
1 changed files with 4 additions and 0 deletions
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4
display/x11.c
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@ -272,6 +272,10 @@ ws_init(const char *crtname, /* crt type name */
xpixels = xp; /* save screen size */ xpixels = xp; /* save screen size */
ypixels = yp; ypixels = yp;
if (getenv ("DISPLAY") == NULL) {
return 0;
}
XtToolkitInitialize(); XtToolkitInitialize();
app_context = XtCreateApplicationContext(); app_context = XtCreateApplicationContext();
argc = 0; argc = 0;