fail posix_spawn file_actions operations with negative fds

[musl.git] / src / linux / prctl.c

#include <sys/prctl.h>
#include <stdarg.h>
#include "syscall.h"

int prctl(int op, ...)
{
        unsigned long x[4];
        int i;
        va_list ap;
        va_start(ap, op);
        for (i=0; i<4; i++) x[i] = va_arg(ap, unsigned long);
        va_end(ap);
        return syscall(SYS_prctl, op, x[0], x[1], x[2], x[3]);
}