/* vi: set sw=4 ts=4: */ /* * prctl() for uClibc * * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> * * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. */ #include <sys/syscall.h> #include <stdarg.h> /* psm: including sys/prctl.h would depend on kernel headers */ #ifdef __NR_prctl extern int prctl (int __option, ...); int prctl (int __option, ...) { register long no __asm__("B0"); register long a __asm__("A4"); register long b __asm__("B4"); register long c __asm__("A6"); register long d __asm__("B6"); register long e __asm__("A8"); int __res; va_list ap; va_start( ap, __option); a = __option; b = va_arg( ap, long); c = va_arg( ap, long); d = va_arg( ap, long); e = va_arg( ap, long); va_end( ap ); no = __NR_prctl; __asm__ __volatile__ ("SWE" : "=a" (a) : "a" (a), "b" (b), "a" (c), "b" (d), "a" (e), "b" (no) : "memory", "cc"); __res = a; __SYSCALL_RETURN (int); } #endif