gcc/libiberty/waitpid.c
Mark Mitchell deae2ed9a8 configure.in (AC_TYPE_PID_T): Use it.
* configure.in (AC_TYPE_PID_T): Use it.
	* configure: Regenerated.
	* getruntime.c: Include <sys/types.h>.
	* waitpid.c: Likewise.  Use pid_t, not int, as the type of "pid".

From-SVN: r53264
2002-05-07 18:50:53 +00:00

37 lines
768 B
C

/*
@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
/* 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, stat_loc, options)
pid_t pid;
int *stat_loc, options;
{
for (;;)
{
int wpid = wait(stat_loc);
if (wpid == pid || wpid == -1)
return wpid;
}
}