release/src/router/busybox/libbb/missing_syscalls.c

   1 /*
   2  * Copyright 2012, Denys Vlasenko
   3  *
   4  * Licensed under GPLv2, see file LICENSE in this source tree.
   5  */
   6
   7 //kbuild:lib-y += missing_syscalls.o
   8
   9 /*#include <linux/timex.h> - for struct timex, but may collide with <time.h> */
  10 #include <sys/syscall.h>
  11 #include "libbb.h"
  12
  13 #if defined(ANDROID) || defined(__ANDROID__)
  14 pid_t getsid(pid_t pid)
  15 {
  16         return syscall(__NR_getsid, pid);
  17 }
  18
  19 int stime(const time_t *t)
  20 {
  21         struct timeval tv;
  22         tv.tv_sec = *t;
  23         tv.tv_usec = 0;
  24         return settimeofday(&tv, NULL);
  25 }
  26
  27 int sethostname(const char *name, size_t len)
  28 {
  29         return syscall(__NR_sethostname, name, len);
  30 }
  31
  32 struct timex;
  33 int adjtimex(struct timex *buf)
  34 {
  35         return syscall(__NR_adjtimex, buf);
  36 }
  37
  38 int pivot_root(const char *new_root, const char *put_old)
  39 {
  40         return syscall(__NR_pivot_root, new_root, put_old);
  41 }
  42 #endif