vcpkg/ports/ptex/fix-build.patch

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c708153..0e004da 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -60,10 +60,11 @@ include(GNUInstallDirs)
 include(CTest)
 include(FindThreads)
 
+find_package(ZLIB REQUIRED)
+if (0)
 # Use pkg-config to create a PkgConfig::Ptex_ZLIB imported target
 find_package(PkgConfig REQUIRED)
 pkg_checK_modules(Ptex_ZLIB REQUIRED zlib IMPORTED_TARGET)
-
 enable_testing()
 
 if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
@@ -77,6 +78,7 @@ if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
         set(CMAKE_BUILD_TYPE "Release" CACHE STRING "type of build" FORCE)
     endif ()
 endif ()
+endif()
 
 if (NOT WIN32)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -pedantic")
@@ -99,7 +101,9 @@ endif ()
 include_directories(src/ptex)
 
 add_subdirectory(src/ptex)
+if (0)
 add_subdirectory(src/utils)
 add_subdirectory(src/tests)
 add_subdirectory(src/doc)
+endif()
 add_subdirectory(src/build)
diff --git a/src/ptex/CMakeLists.txt b/src/ptex/CMakeLists.txt
index ba3a3cc..1619ff1 100644
--- a/src/ptex/CMakeLists.txt
+++ b/src/ptex/CMakeLists.txt
@@ -1,6 +1,8 @@
-if (WIN32)
-    add_definitions(/DPTEX_EXPORTS)
-endif (WIN32)
+if (BUILD_SHARED_LIBS)
+    add_definitions(-DPTEX_EXPORTS)
+else ()
+    add_definitions(-DPTEX_STATIC)  
+endif ()
 
 configure_file(PtexVersion.h.in
     ${CMAKE_CURRENT_SOURCE_DIR}/PtexVersion.h @ONLY)
@@ -18,29 +20,35 @@ set(SRCS
     PtexWriter.cpp)
 
 if(PTEX_BUILD_STATIC_LIBS)
-    add_library(Ptex_static STATIC ${SRCS})
-    set_target_properties(Ptex_static PROPERTIES OUTPUT_NAME Ptex)
-    target_include_directories(Ptex_static
+    add_library(Ptex STATIC ${SRCS})
+    target_include_directories(Ptex
     PUBLIC
         $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
     PRIVATE
         ${CMAKE_CURRENT_SOURCE_DIR})
-    target_link_libraries(Ptex_static
-        PUBLIC ${CMAKE_THREAD_LIBS_INIT} PkgConfig::Ptex_ZLIB)
-    install(TARGETS Ptex_static EXPORT Ptex DESTINATION ${CMAKE_INSTALL_LIBDIR})
+    target_link_libraries(Ptex
+        PUBLIC ${CMAKE_THREAD_LIBS_INIT} ZLIB::ZLIB)
+    install(TARGETS Ptex EXPORT Ptex
+            RUNTIME DESTINATION bin
+            LIBRARY DESTINATION lib
+            ARCHIVE DESTINATION lib
+    )
 endif()
 
 if(PTEX_BUILD_SHARED_LIBS)
-    add_library(Ptex_dynamic SHARED ${SRCS})
-    set_target_properties(Ptex_dynamic PROPERTIES OUTPUT_NAME Ptex)
-    target_include_directories(Ptex_dynamic
+    add_library(Ptex SHARED ${SRCS})
+    target_include_directories(Ptex
         PUBLIC
             $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
         PRIVATE
             ${CMAKE_CURRENT_SOURCE_DIR})
-    target_link_libraries(Ptex_dynamic
-        PUBLIC ${CMAKE_THREAD_LIBS_INIT} PkgConfig::Ptex_ZLIB)
-    install(TARGETS Ptex_dynamic EXPORT Ptex DESTINATION ${CMAKE_INSTALL_LIBDIR})
+    target_link_libraries(Ptex
+        PUBLIC ${CMAKE_THREAD_LIBS_INIT} ZLIB::ZLIB)
+    install(TARGETS Ptex EXPORT Ptex
+            RUNTIME DESTINATION bin
+            LIBRARY DESTINATION lib
+            ARCHIVE DESTINATION lib
+    )
 endif()
 
 install(FILES