From 28ef1abc10cfbc2c3d2747c008eb2300858d0426 Mon Sep 17 00:00:00 2001 From: Lorry Tar Creator Date: Fri, 22 Apr 2016 04:38:07 +0000 Subject: grep-2.25 --- src/system.h | 110 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 110 insertions(+) create mode 100644 src/system.h (limited to 'src/system.h') diff --git a/src/system.h b/src/system.h new file mode 100644 index 0000000..6f4918d --- /dev/null +++ b/src/system.h @@ -0,0 +1,110 @@ +/* Portability cruft. Include after config.h and sys/types.h. + Copyright 1996, 1998-2000, 2007, 2009-2016 Free Software Foundation, Inc. + + This program 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. + + This program 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. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA + 02110-1301, USA. */ + +#ifndef GREP_SYSTEM_H +#define GREP_SYSTEM_H 1 + +#include +#include +#include + +#include "binary-io.h" +#include "configmake.h" +#include "dirname.h" +#include "ignore-value.h" +#include "minmax.h" +#include "same-inode.h" + +#include +#include +#include +#include +#include + +enum { EXIT_TROUBLE = 2 }; + +#include +#define N_(String) gettext_noop(String) +#define _(String) gettext(String) + +#include + +#ifndef initialize_main +# define initialize_main(argcp, argvp) +#endif + +#include "unlocked-io.h" + +_GL_INLINE_HEADER_BEGIN +#ifndef SYSTEM_INLINE +# define SYSTEM_INLINE _GL_INLINE +#endif + +#define STREQ(a, b) (strcmp (a, b) == 0) + +/* Convert a possibly-signed character to an unsigned character. This is + a bit safer than casting to unsigned char, since it catches some type + errors that the cast doesn't. */ +SYSTEM_INLINE unsigned char +to_uchar (char ch) +{ + return ch; +} + +_GL_INLINE_HEADER_END + +#ifndef __has_feature +# define __has_feature(F) false +#endif + +#if defined __SANITIZE_ADDRESS__ || __has_feature (address_sanitizer) +# define HAVE_ASAN 1 +#else +# define HAVE_ASAN 0 +#endif + +#if HAVE_ASAN + +/* Mark memory region [addr, addr+size) as unaddressable. + This memory must be previously allocated by the user program. Accessing + addresses in this region from instrumented code is forbidden until + this region is unpoisoned. This function is not guaranteed to poison + the whole region - it may poison only a subregion of [addr, addr+size) + due to ASan alignment restrictions. + Method is NOT thread-safe in the sense that no two threads can + (un)poison memory in the same memory region simultaneously. */ +void __asan_poison_memory_region (void const volatile *addr, size_t size); + +/* Mark memory region [addr, addr+size) as addressable. + This memory must be previously allocated by the user program. Accessing + addresses in this region is allowed until this region is poisoned again. + This function may unpoison a superregion of [addr, addr+size) due to + ASan alignment restrictions. + Method is NOT thread-safe in the sense that no two threads can + (un)poison memory in the same memory region simultaneously. */ +void __asan_unpoison_memory_region (void const volatile *addr, size_t size); + +#else + +static _GL_UNUSED void +__asan_poison_memory_region (void const volatile *addr, size_t size) { } +static _GL_UNUSED void +__asan_unpoison_memory_region (void const volatile *addr, size_t size) { } +#endif + +#endif -- cgit v1.2.1