objects/oStarsRoom/alarm_0.gml
From spelunky.gmk, Spelunky Classic 1.1's source, © 2008, 2009 Derek Yu and Mossmouth, LLC, shown whole under the Spelunky User License v1.1b. Extracted by spelunky.ai's tools, an unofficial fan project, one file per script or event; the // ==== lines are the extractor's, naming each action of the event. Some scripts are others' work that Derek Yu credits in the source's readme.txt: Martin Piecyk's platform engine, ChevyRay's view scaling scripts and tsg1zzn's Super Sound System.
oStarsRoom's alarm 0 event, 22 lines of GML.
if (not oPlayer1.dead){ n = rand(0,3); instance_create(32 + n*80, 0, oShopkeeper2); if (kills >= 40) { alarm[0] = 100; } else if (kills >= 30) { alarm[0] = 125; } else if (kills >= 20) { alarm[0] = 150; } else if (kills >= 10) { alarm[0] = 175; } else alarm[0] = 200;}