From 29cd838eab01ed7110f3ccb2e8c6a35c8a31dbcc Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 11 Apr 2024 10:21:29 +0200
Subject: Adding upstream version 1:0.1.9998svn3589+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/grep/src/system.h | 132 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100644 src/grep/src/system.h

(limited to 'src/grep/src/system.h')

diff --git a/src/grep/src/system.h b/src/grep/src/system.h
new file mode 100644
index 0000000..2607f96
--- /dev/null
+++ b/src/grep/src/system.h
@@ -0,0 +1,132 @@
+/* Portability cruft.  Include after config.h and sys/types.h.
+   Copyright 1996, 1998-2000, 2007, 2009-2021 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 <fcntl.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include "configmake.h"
+#include "dirname.h"
+#include "ignore-value.h"
+#include "minmax.h"
+#include "same-inode.h"
+
+#include <stdlib.h>
+#include <stddef.h>
+#include <limits.h>
+#include <string.h>
+#include <ctype.h>
+
+enum { EXIT_TROUBLE = 2 };
+enum { NCHAR = UCHAR_MAX + 1 };
+
+#include <gettext.h>
+#define N_(String) gettext_noop(String)
+#define _(String) gettext(String)
+
+#include <locale.h>
+
+#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
+
+#ifndef FALLTHROUGH
+# if __GNUC__ < 7
+#  define FALLTHROUGH ((void) 0)
+# else
+#  define FALLTHROUGH __attribute__ ((__fallthrough__))
+# endif
+#endif
+
+/* When we deliberately use duplicate branches, use this macro to
+   disable gcc's -Wduplicated-branches in the containing expression.  */
+#if 7 <= __GNUC__
+# define IGNORE_DUPLICATE_BRANCH_WARNING(exp)				\
+  ({									\
+    _Pragma ("GCC diagnostic push")					\
+    _Pragma ("GCC diagnostic ignored \"-Wduplicated-branches\"")	\
+    exp;								\
+    _Pragma ("GCC diagnostic pop")					\
+  })
+#else
+# define IGNORE_DUPLICATE_BRANCH_WARNING(exp) exp
+#endif
+
+#endif
-- 
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