ash: builtin: Mark more regular built-ins

[oweals/busybox.git] / libbb / missing_syscalls.c

diff --git a/libbb/missing_syscalls.c b/libbb/missing_syscalls.c
index dd430e3e25e65b799af12ad1eaeb54cb76abc8f6..dc40d91552f176cafd7d93eaafe9a8db6ee171c5 100644 (file)
--- a/libbb/missing_syscalls.c
+++ b/libbb/missing_syscalls.c
@@ -3,27 +3,18 @@
  *
  * Licensed under GPLv2, see file LICENSE in this source tree.
  */
-
 //kbuild:lib-y += missing_syscalls.o
 
-/*#include <linux/timex.h> - for struct timex, but may collide with <time.h> */
-#include <sys/syscall.h>
 #include "libbb.h"
 
 #if defined(ANDROID) || defined(__ANDROID__)
+/*# include <linux/timex.h> - for struct timex, but may collide with <time.h> */
+# include <sys/syscall.h>
 pid_t getsid(pid_t pid)
 {
        return syscall(__NR_getsid, pid);
 }
 
-int stime(const time_t *t)
-{
-       struct timeval tv;
-       tv.tv_sec = *t;
-       tv.tv_usec = 0;
-       return settimeofday(&tv, NULL);
-}
-
 int sethostname(const char *name, size_t len)
 {
        return syscall(__NR_sethostname, name, len);
@@ -39,4 +30,11 @@ int pivot_root(const char *new_root, const char *put_old)
 {
        return syscall(__NR_pivot_root, new_root, put_old);
 }
+
+# if __ANDROID_API__ < 21
+int tcdrain(int fd)
+{
+       return ioctl(fd, TCSBRK, 1);
+}
+# endif
 #endif