#include<stdlib.h>#include<stdio.h>#include<sys/resource.h>#include<sys/prctl.h>#include<string.h>intmain(){structrlimitrl;if(getrlimit(RLIMIT_CORE,&rl)!=0){perror("getrlimitfailed");}printf("RLIMIT_CORE:\n");printf("cur:%d,max:%d\n\n",rl.rlim_cur,rl.rlim_max);if(prctl(PR_SET_DUMPABLE,1)!=0){perror("prctlerror.");}inta=0;printf("PR_GET_DUMPABLE:%d\n",prctl(PR_GET_DUMPABLE,&a));printf("%d\n",a);charpName[16]={0};prctl(PR_GET_NAME,pName);printf("pNamebefore:%s\n",pName);strcpy(pName,"Process_t1");if(prctl(PR_SET_NAME,pName)!=0){perror("PR_SET_NAMEFailed.");}printf("pNameafter:%s\n",pName);return0;}