Blame SOURCES/0003-Avoid-multilib-file-conflict-in-config.h-RhBug-1918818.patch

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From 3f6adc99506f065d0858e4d9d46055be9d070634 Mon Sep 17 00:00:00 2001
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From: Nicola Sella <nsella@redhat.com>
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Date: Fri, 22 Jan 2021 16:07:37 +0100
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Subject: [PATCH] Avoid multilib file conflict in config.h (RhBug:1918818)
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=changelog=
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msg: Avoid multilib file conflicts in config.h
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resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1918818
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---
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 .gitignore                             |  2 +-
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 libdnf/CMakeLists.txt                  |  8 ++++++-
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 libdnf/{config.h.in => config-64.h.in} |  6 +++---
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 libdnf/config.h                        | 29 ++++++++++++++++++++++++++
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 4 files changed, 40 insertions(+), 5 deletions(-)
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 rename libdnf/{config.h.in => config-64.h.in} (87%)
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 create mode 100644 libdnf/config.h
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diff --git a/.gitignore b/.gitignore
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index e17a9b9bb..0a63bdae7 100644
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--- a/.gitignore
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+++ b/.gitignore
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@@ -5,4 +5,4 @@
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 build
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 *.pyc
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 data/tests/modules/yum.repos.d/test.repo
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-libdnf/config.h
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+libdnf/config-64.h
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diff --git a/libdnf/CMakeLists.txt b/libdnf/CMakeLists.txt
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index e82aac11e..25f33d7b0 100644
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--- a/libdnf/CMakeLists.txt
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+++ b/libdnf/CMakeLists.txt
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@@ -35,7 +35,13 @@ set(LIBDNF_SRCS
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 include_directories(transaction)
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 add_subdirectory("transaction")
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-configure_file("config.h.in" ${CMAKE_CURRENT_SOURCE_DIR}/config.h)
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+if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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+    set(MULTILIB_ARCH "64")
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+    configure_file("config-64.h.in" ${CMAKE_CURRENT_SOURCE_DIR}/config-64.h)
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+elseif(CMAKE_SIZEOF_VOID_P EQUAL 4)
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+    set(MULTILIB_ARCH "32")
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+    configure_file("config-64.h.in" ${CMAKE_CURRENT_SOURCE_DIR}/config-32.h)
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+endif()
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 configure_file("dnf-version.h.in"  ${CMAKE_CURRENT_SOURCE_DIR}/dnf-version.h)
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 configure_file("libdnf.pc.in" ${CMAKE_CURRENT_BINARY_DIR}/libdnf.pc @ONLY)
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diff --git a/libdnf/config.h.in b/libdnf/config-64.h.in
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similarity index 87%
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rename from libdnf/config.h.in
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rename to libdnf/config-64.h.in
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index 77974f757..e2329fe71 100644
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--- a/libdnf/config.h.in
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+++ b/libdnf/config-64.h.in
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@@ -18,9 +18,9 @@
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  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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  */
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-#ifndef _LIBDNF_CONFIG_H_
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-#define _LIBDNF_CONFIG_H_
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+#ifndef _LIBDNF_CONFIG_@MULTILIB_ARCH@_H_
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+#define _LIBDNF_CONFIG_@MULTILIB_ARCH@_H_
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 #define DEFAULT_PLUGINS_DIRECTORY "@CMAKE_INSTALL_FULL_LIBDIR@/libdnf/plugins/"
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-#endif // _LIBDNF_CONFIG_H_
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+#endif // _LIBDNF_CONFIG_@MULTILIB_ARCH@_H_
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diff --git a/libdnf/config.h b/libdnf/config.h
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new file mode 100644
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index 000000000..16121f6f5
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--- /dev/null
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+++ b/libdnf/config.h
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@@ -0,0 +1,29 @@
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+/*
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+ * Copyright (C) 2018 Red Hat, Inc.
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+ *
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+ * Licensed under the GNU Lesser General Public License Version 2.1
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+ *
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+ * This library is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU Lesser General Public
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+ * License as published by the Free Software Foundation; either
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+ * version 2.1 of the License, or (at your option) any later version.
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+ *
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+ * This library is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ * Lesser General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU Lesser General Public
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+ * License along with this library; if not, write to the Free Software
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+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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+ */
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+
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+#include <bits/wordsize.h>
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+
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+#if __WORDSIZE == 32
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+#include "config-32.h"
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+#elif __WORDSIZE == 64
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+#include "config-64.h"
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+#else
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+#error "Unknown word size"
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+#endif