mutator.cpp

#include <dyninst/BPatch.h>

int main (int argc, const char* argv[]) {
    BPatch bpatch;
    BPatch_process *proc = bpatch.processAttach(argv[1], atoi(argv[2]));
    proc->detach(true);
    return 0;
}

run

#!/bin/bash
g++ mutator.cpp -ldyninstAPI -o mutator
gcc test.c -o mutatee
./mutatee &
pid=$!
./mutator mutatee $pid

test.c

int main()
{
	sleep(1);
}