diff options
| -rw-r--r-- | coreutils/test_ptr_hack.c | 23 | ||||
| -rw-r--r-- | libbb/lineedit_ptr_hack.c | 23 |
2 files changed, 46 insertions, 0 deletions
diff --git a/coreutils/test_ptr_hack.c b/coreutils/test_ptr_hack.c new file mode 100644 index 000000000..a05203d68 --- /dev/null +++ b/coreutils/test_ptr_hack.c @@ -0,0 +1,23 @@ +/* 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 test_statics; + +#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 test_statics *test_ptr_to_statics; + +#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 test_statics *const test_ptr_to_statics __attribute__ ((section (".data"))); + +#endif diff --git a/libbb/lineedit_ptr_hack.c b/libbb/lineedit_ptr_hack.c new file mode 100644 index 000000000..53716a235 --- /dev/null +++ b/libbb/lineedit_ptr_hack.c @@ -0,0 +1,23 @@ +/* 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 lineedit_statics; + +#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 lineedit_statics *lineedit_ptr_to_statics; + +#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 lineedit_statics *const lineedit_ptr_to_statics __attribute__ ((section (".data"))); + +#endif |