Add first CMakeLists.txt, lib7zip builds on msys2 win64

CMakeLists.txt

@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 2.8)
+
+project(lib7zip)
+
+add_subdirectory(Lib7Zip)
+add_subdirectory(Test7Zip)
+

Lib7Zip/001_avoid_duplicate_guids.patch

@@ -0,0 +1,12 @@
+diff -Naur upstream-7zip/CPP/Windows/FileIO.h upstream-7zip-patched/CPP/Windows/FileIO.h
+--- upstream-7zip/CPP/Windows/FileIO.h	2015-08-02 13:42:34.000000000 +0200
++++ upstream-7zip-patched/CPP/Windows/FileIO.h	2017-11-20 11:21:37.699451700 +0100
+@@ -6,7 +6,7 @@
+ #include "../Common/MyWindows.h"
+
+ #if defined(_WIN32) && !defined(UNDER_CE)
+-#include <winioctl.h>
++// #include <winioctl.h>
+ #endif
+
+ #include "../Common/MyString.h"

Lib7Zip/CMakeLists.txt

@@ -0,0 +1,58 @@
+cmake_minimum_required(VERSION 2.8)
+
+project(lib7zip)
+
+set (SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
+
+# ==> 7-zip source download start
+
+set(UPSTREAM_SRC_URL http://www.7-zip.org/a/7z1604-src.7z)
+set(UPSTREAM_DIR ${PROJECT_BINARY_DIR}/upstream-7zip)
+include(ExternalProject)
+ExternalProject_Add(
+  upstream
+  URL ${UPSTREAM_SRC_URL}
+  SOURCE_DIR ${UPSTREAM_DIR}
+  CONFIGURE_COMMAND ""
+  BUILD_COMMAND ""
+  INSTALL_COMMAND ""
+  PATCH_COMMAND dos2unix ${CMAKE_CURRENT_SOURCE_DIR}/001_avoid_duplicate_guids.patch COMMAND patch --ignore-whitespace --strip 1 < ${CMAKE_CURRENT_SOURCE_DIR}/001_avoid_duplicate_guids.patch COMMAND unix2dos ${UPSTREAM_DIR}/CPP/Windows/FileIO.h
+)
+
+set(UPSTREAM_INCLUDE_DIR ${UPSTREAM_DIR})
+
+# <== 7-zip source download end
+
+include_directories(
+  ${UPSTREAM_INCLUDE_DIR}
+  ${UPSTREAM_INCLUDE_DIR}/CPP
+)
+
+# TODO: includes
+
+set (lib7zip_SOURCES
+  7ZipArchive.cpp
+  7ZipArchiveItem.cpp
+  7zipLibrary.cpp
+  HelperFuncs.cpp
+  7ZipArchiveOpenCallback.cpp
+  7ZipCodecInfo.cpp
+  7ZipCompressCodecsInfo.cpp
+  7ZipDllHandler.cpp
+  7ZipFormatInfo.cpp
+  7ZipObjectPtrArray.cpp
+  7ZipOpenArchive.cpp
+  OSFunctions_UnixLike.cpp
+  OSFunctions_Win32.cpp
+  7ZipInStreamWrapper.cpp
+)
+
+add_library(7zip STATIC ${lib7zip_SOURCES})
+add_dependencies(7zip upstream)
+
+target_compile_options(7zip PRIVATE -std=c++11)
+
+if (${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
+  target_link_libraries(7zip -lole32 -loleaut32 -luuid)
+  target_compile_options(7zip PRIVATE -DUNICODE -D_UNICODE)
+endif() # Windows

Test7Zip/CMakeLists.txt

@@ -0,0 +1,4 @@
+cmake_minimum_required(VERSION 2.8)
+
+project(test7zip)
+