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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [libiberty/] [waitpid.c] - Rev 320

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/*
 
@deftypefn Supplemental int waitpid (int @var{pid}, int *@var{status}, int)
 
This is a wrapper around the @code{wait} function.  Any ``special''
values of @var{pid} depend on your implementation of @code{wait}, as
does the return value.  The third argument is unused in @libib{}.
 
@end deftypefn
 
*/
 
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "ansidecl.h"
 
/* On some systems (such as WindISS), you must include <sys/types.h>
   to get the definition of "pid_t" before you include <sys/wait.h>.  */
#include <sys/types.h>
 
#ifdef HAVE_SYS_WAIT_H
#include <sys/wait.h>
#endif
 
pid_t
waitpid (pid_t pid, int *stat_loc, int options ATTRIBUTE_UNUSED)
{
  for (;;)
    {
      int wpid = wait(stat_loc);
      if (wpid == pid || wpid == -1)
	return wpid;
    }
}
 

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