2003 Fall / 컴퓨터 모델링 / 고건 교수님 /** myshell zzun hello82@unitel.co.kr http://zzun.net **/ #include void fork_and_exec(char* path, int block_parent) { int pid; pid = fork(); if (pid == 0) execlp(path, path, (char *)0); else if (pid>0 && block_parent==1) waitpid(pid, NULL, 0); } int main() { char buffer[5]; printf("$$"); while (scanf("%s", &buffer) != EOF) { if (!strcmp(buffer, "d")) fork_and_exec("/..