lib/libc/posix/_waitpid.c

   1 #include <lib.h>
   2 #define waitpid _waitpid
   3 #include <sys/wait.h>
   4
   5 PUBLIC pid_t waitpid(pid, status, options)
   6 pid_t pid;
   7 int *status;
   8 int options;
   9 {
  10   message m;
  11
  12   m.m1_i1 = pid;
  13   m.m1_i2 = options;
  14   if (_syscall(MM, WAITPID, &m) < 0) return(-1);
  15   if (status != 0) *status = m.m2_i1;
  16   return m.m_type;
  17 }