1 #include <sys/resource.h>
6 #define MIN(a, b) ((a)<(b) ? (a) : (b))
7 #define FIX(x) do{ if ((x)>=SYSCALL_RLIM_INFINITY) (x)=RLIM_INFINITY; }while(0)
9 static int __setrlimit(int resource, const struct rlimit *rlim)
11 unsigned long k_rlim[2];
13 if (SYSCALL_RLIM_INFINITY != RLIM_INFINITY) {
19 int ret = __syscall(SYS_prlimit64, 0, resource, rlim, 0);
20 if (ret != -ENOSYS) return ret;
21 k_rlim[0] = MIN(rlim->rlim_cur, MIN(-1UL, SYSCALL_RLIM_INFINITY));
22 k_rlim[1] = MIN(rlim->rlim_max, MIN(-1UL, SYSCALL_RLIM_INFINITY));
23 return __syscall(SYS_setrlimit, resource, k_rlim);
27 const struct rlimit *rlim;
32 static void do_setrlimit(void *p)
36 c->err = -__setrlimit(c->res, c->rlim);
39 int setrlimit(int resource, const struct rlimit *rlim)
41 struct ctx c = { .res = resource, .rlim = rlim, .err = -1 };
42 __synccall(do_setrlimit, &c);
44 if (c.err>0) errno = c.err;
50 weak_alias(setrlimit, setrlimit64);