[date] Fix installation

ports/date/0002-fix-cmake-install.patch

@@ -0,0 +1,63 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 012512a..2cbcc21 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -73,10 +73,6 @@ target_sources( date INTERFACE
+     $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include/date/iso_week.h>
+     $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include/date/julian.h>
+ )
+-if (CMAKE_VERSION VERSION_GREATER_EQUAL 3.15)
+-    # public headers will get installed:
+-    set_target_properties( date PROPERTIES PUBLIC_HEADER include/date/date.h )
+-endif ()
+
+ # These used to be set with generator expressions,
+ #
+@@ -144,7 +140,6 @@ if( BUILD_TZ_LIB )
+     endif( )
+     set_target_properties( date-tz PROPERTIES
+         POSITION_INDEPENDENT_CODE ON
+-        PUBLIC_HEADER "${TZ_HEADERS}"
+         VERSION "${PROJECT_VERSION}"
+         SOVERSION "${ABI_VERSION}" )
+     if( NOT MSVC )
+@@ -169,30 +164,26 @@ write_basic_package_version_file( "${version_config}"
+     COMPATIBILITY SameMajorVersion )
+
+ install( TARGETS date
+-    EXPORT dateConfig
+-    PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/date )
++    EXPORT dateConfig )
+ export( TARGETS date NAMESPACE date:: FILE dateTargets.cmake )
+-if (CMAKE_VERSION VERSION_LESS 3.15)
+-    install(
+-        FILES include/date/date.h
+-        DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/date )
+-endif ()
++install(
++    DIRECTORY "${CMAKE_SOURCE_DIR}/include/date"
++    DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
++    PATTERN "chrono_io.h" EXCLUDE
++)
+
+ if( BUILD_TZ_LIB )
+     install( TARGETS date-tz
+         EXPORT dateConfig
+-        PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/date
+         ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+         LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+         RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} )  # This is for Windows
+     export( TARGETS date-tz NAMESPACE date:: APPEND FILE dateTargets.cmake )
+ endif( )
+
+-if( WIN32 AND NOT CYGWIN)
+-    set( CONFIG_LOC CMake )
+-else( )
+-    set( CONFIG_LOC "${CMAKE_INSTALL_LIBDIR}/cmake/date" )
+-endif( )
++
++set( CONFIG_LOC "${CMAKE_INSTALL_LIBDIR}/cmake/date" )
++
+ install( EXPORT dateConfig
+   FILE dateTargets.cmake
+   NAMESPACE date::

ports/date/portfile.cmake

@@ -13,7 +13,7 @@ vcpkg_from_github(
   HEAD_REF master
   PATCHES
     0001-fix-uwp.patch
-    0002-fix-cmake-3.14.patch
+    0002-fix-cmake-install.patch
     fix-uninitialized-values.patch  #Update the new version please remove this patch
 )
 
@@ -30,15 +30,11 @@ vcpkg_cmake_configure(
 )
 
 vcpkg_cmake_install()
-
-if(VCPKG_TARGET_IS_WINDOWS)
-  vcpkg_cmake_config_fixup(CONFIG_PATH CMake)
-else()
-  vcpkg_cmake_config_fixup(CONFIG_PATH lib/cmake/date)
-endif()
+vcpkg_cmake_config_fixup(CONFIG_PATH lib/cmake/date)
 
 vcpkg_copy_pdbs()
 
 file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include")
 
 vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/LICENSE.txt")
+file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/usage" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")

ports/date/usage

@@ -0,0 +1,4 @@
+date provides CMake targets:
+
+    find_package(date CONFIG REQUIRED)
+    target_link_libraries(main PRIVATE date::date date::date-tz)

ports/date/vcpkg.json

@@ -1,7 +1,7 @@
 {
   "name": "date",
   "version": "3.0.1",
-  "port-version": 3,
+  "port-version": 4,
   "description": "A date and time library based on the C++17 <chrono> header",
   "homepage": "https://github.com/HowardHinnant/date",
   "license": "MIT",

versions/baseline.json

@@ -2034,7 +2034,7 @@
     },
     "date": {
       "baseline": "3.0.1",
-      "port-version": 3
+      "port-version": 4
     },
     "dav1d": {
       "baseline": "1.2.1",

versions/d-/date.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "4f6b5d17f3cf8ffb0330963bf0b6d8efa9175e13",
+      "version": "3.0.1",
+      "port-version": 4
+    },
     {
       "git-tree": "b3ca1bdc08676cd1bb802421bd94a18872305737",
       "version": "3.0.1",