Automatic pistol with combined magazine control safety and magazine ejection mechanism

In an automatic pistol including a body, a housing in the body for accommodating a magazine, means for locking the magazine in the housing, a pivot pin, a trigger mounted on the pivot pin, a hammer, linking means including a plurality of elements defining an interruptible kinematic chain between the trigger and the hammer, and wherein the improvement comprises a lever mounted on the body, the lever having a first end and a second end, the second end including first and second prongs, biasing means for urging the first prong against a magazine and forcing it to eject, an interrupt means carried by one of the elements defining the kinematic chain and being engageable by the second prong for interrupting the kinematic chain when a magazine is not locked in the housing, thereby preventing operation of the hammer by the trigger.