Fix compiling with minizip-ng

* minizip-ng has slightly different defines and function names than the original minizip. These changes adapt the existing code to use the minizip-ng versions if necessary.

src/keeshare/CMakeLists.txt

@@ -17,6 +17,5 @@ if(WITH_XC_KEESHARE)
 
     add_library(keeshare STATIC ${keeshare_SOURCES})
     target_link_libraries(keeshare PUBLIC Qt5::Core Qt5::Widgets ${BOTAN2_LIBRARIES} ${ZLIB_LIBRARIES} PRIVATE ${MINIZIP_LIBRARIES})
-    target_include_directories(keeshare SYSTEM PRIVATE ${MINIZIP_INCLUDE_DIR})
     include_directories(${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR})
 endif(WITH_XC_KEESHARE)

src/keeshare/ShareExport.cpp

@@ -27,7 +27,14 @@
 
 #include <QBuffer>
 #include <botan/pubkey.h>
-#include <zip.h>
+#include <minizip/zip.h>
+
+// Compatibility with minizip-ng
+#ifdef MZ_VERSION_BUILD
+#undef Z_BEST_COMPRESSION
+#define Z_BEST_COMPRESSION MZ_COMPRESS_LEVEL_BEST
+#define zipOpenNewFileInZip64 zipOpenNewFileInZip_64
+#endif
 
 namespace
 {

src/keeshare/ShareImport.cpp

@@ -21,7 +21,7 @@
 #include "keys/PasswordKey.h"
 
 #include <QBuffer>
-#include <unzip.h>
+#include <minizip/unzip.h>
 
 namespace
 {