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@@ -0,0 +1,133 @@
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+From c39a071e7c021f6ff3554aca2758e97b47a9777c Mon Sep 17 00:00:00 2001
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+From: Steve Grubb <sgrubb@redhat.com>
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+Date: Tue, 26 Feb 2019 18:33:33 -0500
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+Subject: [PATCH] Add substitue functions for strndupa & rawmemchr
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+
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+(cherry picked from commit d579a08bb1cde71f939c13ac6b2261052ae9f77e)
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+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
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+---
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+ auparse/auparse.c | 12 +++++++++++-
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+ auparse/interpret.c | 9 ++++++++-
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+ configure.ac | 14 +++++++++++++-
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+ src/ausearch-lol.c | 12 +++++++++++-
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+ 4 files changed, 43 insertions(+), 4 deletions(-)
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+
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+diff --git a/auparse/auparse.c b/auparse/auparse.c
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+index 650db02..2e1c737 100644
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+--- a/auparse/auparse.c
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++++ b/auparse/auparse.c
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+@@ -1,5 +1,5 @@
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+ /* auparse.c --
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+- * Copyright 2006-08,2012-17 Red Hat Inc., Durham, North Carolina.
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++ * Copyright 2006-08,2012-19 Red Hat Inc., Durham, North Carolina.
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+ * All Rights Reserved.
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+ *
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+ * This library is free software; you can redistribute it and/or
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+@@ -1118,6 +1118,16 @@ static int str2event(char *s, au_event_t *e)
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+ return 0;
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+ }
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+
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++#ifndef HAVE_STRNDUPA
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++static inline char *strndupa(const char *old, size_t n)
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++{
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++ size_t len = strnlen(old, n);
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++ char *tmp = alloca(len + 1);
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++ tmp[len] = 0;
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++ return memcpy(tmp, old, len);
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++}
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++#endif
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++
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+ /* Returns 0 on success and 1 on error */
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+ static int extract_timestamp(const char *b, au_event_t *e)
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+ {
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+diff --git a/auparse/interpret.c b/auparse/interpret.c
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+index 51c4a5e..67b7b77 100644
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+--- a/auparse/interpret.c
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++++ b/auparse/interpret.c
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+@@ -853,6 +853,13 @@ err_out:
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+ return print_escaped(id->val);
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+ }
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+
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++// rawmemchr is faster. Let's use it if we have it.
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++#ifdef HAVE_RAWMEMCHR
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++#define STRCHR rawmemchr
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++#else
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++#define STRCHR strchr
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++#endif
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++
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+ static const char *print_proctitle(const char *val)
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+ {
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+ char *out = (char *)print_escaped(val);
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+@@ -863,7 +870,7 @@ static const char *print_proctitle(const char *val)
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+ // Proctitle has arguments separated by NUL bytes
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+ // We need to write over the NUL bytes with a space
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+ // so that we can see the arguments
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+- while ((ptr = rawmemchr(ptr, '\0'))) {
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++ while ((ptr = STRCHR(ptr, '\0'))) {
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+ if (ptr >= end)
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+ break;
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+ *ptr = ' ';
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+diff --git a/configure.ac b/configure.ac
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+index 6e345f1..6f3007e 100644
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+--- a/configure.ac
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++++ b/configure.ac
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+@@ -1,7 +1,7 @@
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+ dnl
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+ define([AC_INIT_NOTICE],
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+ [### Generated automatically using autoconf version] AC_ACVERSION [
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+-### Copyright 2005-18 Steve Grubb <sgrubb@redhat.com>
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++### Copyright 2005-19 Steve Grubb <sgrubb@redhat.com>
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+ ###
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+ ### Permission is hereby granted, free of charge, to any person obtaining a
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+ ### copy of this software and associated documentation files (the "Software"),
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+@@ -72,6 +72,18 @@ dnl; posix_fallocate is used in audisp-remote
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+ AC_CHECK_FUNCS([posix_fallocate])
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+ dnl; signalfd is needed for libev
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+ AC_CHECK_FUNC([signalfd], [], [ AC_MSG_ERROR([The signalfd system call is necessary for auditd]) ])
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++dnl; check if rawmemchr is available
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++AC_CHECK_FUNCS([rawmemchr])
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++dnl; check if strndupa is available
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++AC_LINK_IFELSE(
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++ [AC_LANG_SOURCE(
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++ [[
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++ #define _GNU_SOURCE
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++ #include <string.h>
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++ int main() { (void) strndupa("test", 10); return 0; }]])],
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++ [AC_DEFINE(HAVE_STRNDUPA, 1, [Let us know if we have it or not])],
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++ []
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++)
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+
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+ ALLWARNS=""
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+ ALLDEBUG="-g"
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+diff --git a/src/ausearch-lol.c b/src/ausearch-lol.c
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+index 5d17a72..758c33e 100644
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+--- a/src/ausearch-lol.c
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++++ b/src/ausearch-lol.c
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+@@ -1,6 +1,6 @@
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+ /*
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+ * ausearch-lol.c - linked list of linked lists library
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+-* Copyright (c) 2008,2010,2014,2016 Red Hat Inc., Durham, North Carolina.
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++* Copyright (c) 2008,2010,2014,2016,2019 Red Hat Inc., Durham, North Carolina.
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+ * All Rights Reserved.
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+ *
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+ * This software may be freely redistributed and/or modified under the
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+@@ -152,6 +152,16 @@ static int compare_event_time(event *e1, event *e2)
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+ return 0;
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+ }
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+
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++#ifndef HAVE_STRNDUPA
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++static inline char *strndupa(const char *old, size_t n)
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++{
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++ size_t len = strnlen(old, n);
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++ char *tmp = alloca(len + 1);
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++ tmp[len] = 0;
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++ return memcpy(tmp, old, len);
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++}
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++#endif
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++
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+ /*
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+ * This function will look at the line and pick out pieces of it.
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+ */
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+--
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+2.21.0
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+
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Thomas Petazzoni