vcpkg/ports/mongo-c-driver/fix-dependencies.patch

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1fe4c76..96be699 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -347,11 +347,9 @@ if (USE_SYSTEM_LIBBSON)
 
    set (USING_SYSTEM_BSON TRUE)
    if (NOT TARGET mongo::bson_shared)
-           message (FATAL_ERROR "System libbson built without shared library target")
    endif ()
    set (BSON_LIBRARIES mongo::bson_shared)
    if (NOT TARGET mongo::bson_static)
-           message (FATAL_ERROR "System libbson built without static library target")
    endif ()
    set (BSON_STATIC_LIBRARIES mongo::bson_static)
 endif ()
diff --git a/build/cmake/libmongoc-1.0-config.cmake.in b/build/cmake/libmongoc-1.0-config.cmake.in
index a068408..d0aeadd 100644
--- a/build/cmake/libmongoc-1.0-config.cmake.in
+++ b/build/cmake/libmongoc-1.0-config.cmake.in
@@ -24,6 +24,9 @@ set (MONGOC_VERSION_FULL @libmongoc_VERSION_FULL@)
 
 include(CMakeFindDependencyMacro)
 find_dependency (mongoc-1.0)
+if("@ENABLE_SNAPPY@" STREQUAL "ON")
+    find_dependency(Snappy CONFIG)
+endif()
 
 set(MONGOC_LIBRARY mongo::mongoc_shared)
 set(MONGOC_LIBRARIES mongo::mongoc_shared)
diff --git a/build/cmake/libmongoc-static-1.0-config.cmake.in b/build/cmake/libmongoc-static-1.0-config.cmake.in
index bec3163..a32d5f3 100644
--- a/build/cmake/libmongoc-static-1.0-config.cmake.in
+++ b/build/cmake/libmongoc-static-1.0-config.cmake.in
@@ -24,6 +24,9 @@ set (MONGOC_STATIC_VERSION_FULL @libmongoc_VERSION_FULL@)
 
 include(CMakeFindDependencyMacro)
 find_dependency (mongoc-1.0)
+if("@ENABLE_SNAPPY@" STREQUAL "ON")
+    find_dependency(Snappy CONFIG)
+endif()
 
 set(MONGOC_STATIC_LIBRARY mongo::mongoc_static)
 set(MONGOC_STATIC_LIBRARIES mongo::mongoc_static)
diff --git a/src/libmongoc/CMakeLists.txt b/src/libmongoc/CMakeLists.txt
index 5f553c5..4675313 100644
--- a/src/libmongoc/CMakeLists.txt
+++ b/src/libmongoc/CMakeLists.txt
@@ -50,7 +50,7 @@ endif ()
 set (ZLIB_INCLUDE_DIRS "")
 if (ENABLE_ZLIB MATCHES "SYSTEM|AUTO")
    message (STATUS "Searching for zlib CMake packages")
-   include (FindZLIB)
+   find_package(ZLIB REQUIRED)
    if (ZLIB_FOUND)
       message (STATUS "   zlib found version \"${ZLIB_VERSION_STRING}\"")
       message (STATUS "   zlib include path \"${ZLIB_INCLUDE_DIRS}\"")
@@ -468,10 +468,10 @@ else ()
 endif ()
 
 # Sets SNAPPY_LIBRARIES and SNAPPY_INCLUDE_DIRS.
-include (FindSnappy)
-if (SNAPPY_INCLUDE_DIRS)
+if(ENABLE_SNAPPY)
+   find_package(Snappy CONFIG REQUIRED)
+   set(SNAPPY_LIBRARIES Snappy::snappy)
    set (MONGOC_ENABLE_COMPRESSION 1)
-   include_directories ("${SNAPPY_INCLUDE_DIRS}")
 endif ()
 
 mongo_bool01 (MONGOC_ENABLE_SHM_COUNTERS ENABLE_SHM_COUNTERS)
diff --git a/src/libmongoc/src/mongoc-config.cmake b/src/libmongoc/src/mongoc-config.cmake
index 31e6cbc..365fb5b 100644
--- a/src/libmongoc/src/mongoc-config.cmake
+++ b/src/libmongoc/src/mongoc-config.cmake
@@ -1,5 +1,8 @@
 include(CMakeFindDependencyMacro)
 find_dependency(bson-1.0 @libmongoc_VERSION@)
+if("@ENABLE_SNAPPY@" STREQUAL "ON")
+    find_dependency(Snappy CONFIG)
+endif()
 
 # If we need to import a TLS package for our imported targets, do that now:
 set(MONGOC_TLS_BACKEND [[@TLS_BACKEND@]])