diff options
Diffstat (limited to 'gcc-4.9/libvtv/vtv_utils.h')
-rw-r--r-- | gcc-4.9/libvtv/vtv_utils.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/gcc-4.9/libvtv/vtv_utils.h b/gcc-4.9/libvtv/vtv_utils.h new file mode 100644 index 000000000..f20d0b562 --- /dev/null +++ b/gcc-4.9/libvtv/vtv_utils.h @@ -0,0 +1,63 @@ +/* Copyright (C) 2012-2013 + Free Software Foundation + + This file is part of GCC. + + GCC is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + GCC is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + Under Section 7 of GPL version 3, you are granted additional + permissions described in the GCC Runtime Library Exception, version + 3.1, as published by the Free Software Foundation. + + You should have received a copy of the GNU General Public License and + a copy of the GCC Runtime Library Exception along with this program; + see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _VTV_UTILS_H +#define _VTV_UTILS_H 1 + +#include <stdlib.h> +#include "../include/vtv-change-permission.h" + +static inline void +VTV_not_an_error (void) +{ +} + +/* Handler for verification runtime errors. */ +#define VTV_error abort + +/* Assertion macros used in vtable verification runtime. */ +#define VTV_ASSERT(EXPR) \ + if (!(EXPR)) VTV_error(); + +#ifdef VTV_DEBUG +#define VTV_DEBUG_ASSERT(EXPR) \ + ((bool) (!(EXPR)) ? VTV_error() : (void) 0) +#else +#define VTV_DEBUG_ASSERT(EXPR) ((void) 0) +#endif + +/* Name of the section where we put general VTV variables for protection */ +#define VTV_PROTECTED_VARS_SECTION ".vtable_map_vars" +#define VTV_PROTECTED_VAR \ + __attribute__ ((section (VTV_PROTECTED_VARS_SECTION))) + +/* The following logging routines try to use low level file access + routines and avoid calling malloc. We need this so that we dont + disturb the order of calls to dlopen. Changing the order of dlopen + calls may lead to deadlocks */ +int __vtv_open_log (const char * name); +int __vtv_add_to_log (int log, const char * format, ...); +void __vtv_log_verification_failure (const char *, bool); + +#endif /* VTV_UTILS_H */ |