p5-10.c
来自「SUN Solaris8平台下进程间通信」· C语言 代码 · 共 50 行
C
50 行
#include <sys/types.h>#include <sys/time.h>#include <sys/resource.h>#include <stdlib.h>#include "err_exit.h"#define doit(name) pr_limits(#name, name)static void pr_limits(char *,int);int main(void){ doit(RLIMIT_CORE); doit(RLIMIT_CPU); doit(RLIMIT_DATA); doit(RLIMIT_FSIZE); doit(RLIMIT_STACK);#ifdef RLIMIT_MEMLOCK doit(RLIMIT_MEMLOCK);#endif#ifdef RLIMIT_NOFILE doit(RLIMIT_NOFILE);#endif#ifdef RLIMIT_OFILE doit(RLIMIT_OFILE);#endif#ifdef RLIMIT_NPROC doit(RLIMIT_NPROC);#endif#ifdef RLIMIT_RSS doit(RLIMIT_RSS);#endif#ifdef RLIMIT_VMEM doit(RLIMIT_VMEM);#endif exit(0);}static void pr_limits(char *name, int resource){ struct rlimit limit; if(getrlimit(resource,&limit)<0) err_exit("getlimit error for"); printf("%-14s ",name); if(limit.rlim_cur==RLIM_INFINITY) printf("(infinite)"); else printf("%10ld ",limit.rlim_cur); if(limit.rlim_max==RLIM_INFINITY) printf("(INFINITE)\n"); else printf("%10ld \n",limit.rlim_max);}
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