hush/libbb/ptr_to_globals.c
2008-04-11 11:27:29 +00:00

25 lines
604 B
C

/* vi: set sw=4 ts=4: */
/*
* Copyright (C) 2008 by Denys Vlasenko <vda.linux@googlemail.com>
*
* Licensed under GPLv2, see file LICENSE in this tarball for details.
*/
struct globals;
#ifndef GCC_COMBINE
/* We cheat here. It is declared as const ptr in libbb.h,
* but here we make it live in R/W memory */
struct globals *ptr_to_globals;
#else
/* gcc -combine will see through and complain */
/* Using alternative method which is more likely to break
* on weird architectures, compilers, linkers and so on */
struct globals *const ptr_to_globals __attribute__ ((section (".data")));
#endif