catclock: properly handle initdraw error instead of crashing
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@ -103,7 +103,8 @@ void main(int argc, char *argv[]){
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fprint(2, "Usage: %s [-c]\n", argv0);
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exits("usage");
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}ARGEND
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initdraw(0, 0, "cat clock");
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if(initdraw(0, 0, "cat clock") < 0)
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sysfatal("initdraw: %r");
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einit(Emouse);
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redraw(screen);
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for(i=0; i<nelem(catback_bits); i++)
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