vcpkg/ports/parmetis/build-fixes.patch

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 146bc5f..8d6ae23 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.22)
 project(ParMETIS C)
 
 
@@ -24,20 +24,16 @@ include(./conf/gkbuild.cmake)
 # i.e., the -I equivalent
 include_directories(include)
 include_directories(${MPI_INCLUDE_PATH})
-include_directories(${GKLIB_PATH}/include)
-include_directories(${METIS_PATH}/include)
-include_directories(${CMAKE_INSTALL_PREFIX}/include)
-
-# List of paths that the compiler will search for library files.
-# i.e., the -L equivalent
-link_directories(${GKLIB_PATH}/lib)
-link_directories(${METIS_PATH}/lib)
-link_directories(${CMAKE_INSTALL_PREFIX}/lib)
-
 # List of directories that cmake will look for CMakeLists.txt
-add_subdirectory(include)
 add_subdirectory(libparmetis)
-add_subdirectory(programs)
 
 # This is for testing during development and is not being distributed
 #add_subdirectory(test)
+
+install(EXPORT parmetisTargets FILE "parmetisTargets.cmake" DESTINATION "share/parmetis")
+file(WRITE "${CMAKE_INSTALL_PREFIX}/share/parmetis/parmetisConfig.cmake" [=[
+include(CMakeFindDependencyMacro)
+find_dependency(GKlib CONFIG)
+find_dependency(metis CONFIG)
+include("${CMAKE_CURRENT_LIST_DIR}/parmetisTargets.cmake")
+]=])
diff --git a/conf/gkbuild.cmake b/conf/gkbuild.cmake
index afcafdd..3040b09 100644
--- a/conf/gkbuild.cmake
+++ b/conf/gkbuild.cmake
@@ -15,7 +15,6 @@ option(GKRAND "enable GKRAND support" OFF)
 
 # Add compiler flags.
 if(MSVC)
-  set(GK_COPTS "/Ox")
   set(GK_COPTIONS "-DWIN32 -DMSC -D_CRT_SECURE_NO_DEPRECATE -DUSE_GKREGEX")
 elseif(MINGW)
   set(GK_COPTS "-DUSE_GKREGEX")
@@ -33,7 +32,7 @@ if(CMAKE_COMPILER_IS_GNUCC)
       set(GK_COPTIONS "${GK_COPTIONS} -fPIC")
   endif(NOT MINGW)
 # GCC warnings.
-  set(GK_COPTIONS "${GK_COPTIONS} -Werror -Wall -pedantic -Wno-unused-function -Wno-unused-but-set-variable -Wno-unused-variable -Wno-unknown-pragmas -Wno-unused-label")
+  set(GK_COPTIONS "${GK_COPTIONS} -Wall -pedantic -Wno-unused-function -Wno-unused-but-set-variable -Wno-unused-variable -Wno-unknown-pragmas -Wno-unused-label")
 elseif(${CMAKE_C_COMPILER_ID} MATCHES "Sun")
 # Sun insists on -xc99.
   set(GK_COPTIONS "${GK_COPTIONS} -xc99")
@@ -64,7 +63,7 @@ endif(OPENMP)
 if(GDB)
   set(GK_COPTS "${GK_COPTS} -g")
   set(GK_COPTIONS "${GK_COPTIONS} -Werror")
-else()
+elseif(0)
   set(GK_COPTS "-O3")
 endif(GDB)
 
@@ -135,4 +134,3 @@ endif()
 
 # Finally set the official C flags.
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${GK_COPTIONS} ${GK_COPTS}")
-
diff --git a/libparmetis/CMakeLists.txt b/libparmetis/CMakeLists.txt
index e8c3213..dcdf64e 100644
--- a/libparmetis/CMakeLists.txt
+++ b/libparmetis/CMakeLists.txt
@@ -4,10 +4,14 @@ include_directories(.)
 # Find sources.
 file(GLOB parmetis_sources *.c)
 
+find_package(GKlib CONFIG REQUIRED)
+find_package(metis CONFIG REQUIRED)
+find_package(MPI REQUIRED)
+
 # Create libparmetis
 add_library(parmetis ${ParMETIS_LIBRARY_TYPE} ${parmetis_sources})
-
-install(TARGETS parmetis
-  LIBRARY DESTINATION lib
-  RUNTIME DESTINATION lib
-  ARCHIVE DESTINATION lib)
+target_link_libraries(parmetis PRIVATE GKlib metis ${MPI_C_LIBRARIES})
+target_include_directories(parmetis PUBLIC ${MPI_C_INCLUDE_DIRS})
+target_include_directories(parmetis PRIVATE "../include")
+install(FILES "../include/parmetis.h" DESTINATION "include")
+install(TARGETS parmetis EXPORT parmetisTargets INCLUDES DESTINATION include)