#include <stdlib.h> #include <stdio.h> #include <sys/resource.h> #include<sys/prctl.h> #include <string.h> int main() { struct rlimit rl; if(getrlimit(RLIMIT_CORE,&rl) != 0){ perror("getrlimit failed"); } 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("prctl error."); } int a = 0; printf("PR_GET_DUMPABLE:%d\n",prctl(PR_GET_DUMPABLE,&a)); printf("%d\n",a); char pName[16] = {0}; prctl(PR_GET_NAME,pName); printf("pName before: %s\n",pName); strcpy(pName,"Process_t1"); if(prctl(PR_SET_NAME,pName) != 0){ perror("PR_SET_NAME Failed."); } printf("pName after: %s\n",pName); return 0; }
原文地址:http://xwandrew.blog.51cto.com/2909336/1974533