[farmhash] support Windows build (#20506)

* [farmhash] support windows build

* [farmhash] update baseline JSON

* [farmhash] patch from PR diff

* [farmhash] patch from all PR changes

Co-authored-by: Billy Robert O'Neal III <bion@microsoft.com>

3 files changed, 27 insertions, 14 deletions

diff --git a/ports/farmhash/farmhashConfig.cmake b/ports/farmhash/farmhashConfig.cmake
index b7b4cd1b0..e091d5c05 100644
--- a/ports/farmhash/farmhashConfig.cmake
+++ b/ports/farmhash/farmhashConfig.cmake
@@ -13,4 +13,7 @@ get_filename_component(ROOT "${CMAKE_CURRENT_LIST_FILE}" PATH)
 get_filename_component(ROOT "${ROOT}" PATH)
 get_filename_component(ROOT "${ROOT}" PATH)
 
-set_library_target("GOOGLE" "farmhash" "${ROOT}/debug/lib/libfarmhash.a" "${ROOT}/lib/libfarmhash.a" "${ROOT}/include/")
+set_library_target("GOOGLE" "farmhash"
+                   "${ROOT}/debug/lib/${CMAKE_STATIC_LIBRARY_PREFIX}farmhash${CMAKE_STATIC_LIBRARY_SUFFIX}"
+                   "${ROOT}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}farmhash${CMAKE_STATIC_LIBRARY_SUFFIX}"
+                   "${ROOT}/include/")
diff --git a/ports/farmhash/portfile.cmake b/ports/farmhash/portfile.cmake
index 801e05706..496e5e317 100644
--- a/ports/farmhash/portfile.cmake
+++ b/ports/farmhash/portfile.cmake
@@ -1,12 +1,19 @@
 #Requires a compiler which understands '__builtin_unreachable': 
 vcpkg_check_linkage(ONLY_STATIC_LIBRARY) 
 
+vcpkg_download_distfile(WIN_PR_PATCH
+    URLS "https://github.com/google/farmhash/pull/40.diff"
+    FILENAME farmhash-pr-40.patch
+    SHA512 265f5c15c17da2b88c82e6016a181abe73d2d94492cdb0cba892acf67a9d40815d54fa81e07351254fe2a39aea143b125924db0e7df14aac84a7469a78612cbd
+)
+
 vcpkg_from_github(
-        OUT_SOURCE_PATH SOURCE_PATH
-        REPO google/farmhash
-        REF 0d859a811870d10f53a594927d0d0b97573ad06d
-        SHA512 7bc14931e488464c1cedbc17551fb90a8cec494d0e0860db9df8efff09000fd8d91e01060dd5c5149b1104ac4ac8bf7eb57e5b156b05ef42636938edad1518f1
-        HEAD_REF master
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO google/farmhash
+    REF 0d859a811870d10f53a594927d0d0b97573ad06d
+    SHA512 7bc14931e488464c1cedbc17551fb90a8cec494d0e0860db9df8efff09000fd8d91e01060dd5c5149b1104ac4ac8bf7eb57e5b156b05ef42636938edad1518f1
+    HEAD_REF master
+    PATCHES ${WIN_PR_PATCH}
 )
 
 if((VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_OSX) AND NOT ENV{CXX_FLAGS}) # This should be a compiler check
@@ -14,14 +21,17 @@ if((VCPKG_TARGET_IS_LINUX OR VCPKG_TARGET_IS_OSX) AND NOT ENV{CXX_FLAGS}) # This
 endif()
 file(REMOVE_RECURSE "${SOURCE_PATH}/configure")
 vcpkg_configure_make(
-        AUTOCONFIG
-        SOURCE_PATH ${SOURCE_PATH}
+    AUTOCONFIG
+    SOURCE_PATH ${SOURCE_PATH}
 )
-
 vcpkg_install_make()
-
 vcpkg_copy_pdbs()
 
-file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/include ${CURRENT_PACKAGES_DIR}/debug/share)
-file(INSTALL ${SOURCE_PATH}/COPYING DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT} RENAME copyright)
-file(INSTALL ${CMAKE_CURRENT_LIST_DIR}/farmhashConfig.cmake DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT})
\ No newline at end of file
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include"
+                    "${CURRENT_PACKAGES_DIR}/debug/share"
+                    "${CURRENT_PACKAGES_DIR}/share" # eliminate unused files
+)
+file(INSTALL "${SOURCE_PATH}/COPYING"
+     DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}" RENAME copyright)
+file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/farmhashConfig.cmake" 
+     DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")
diff --git a/ports/farmhash/vcpkg.json b/ports/farmhash/vcpkg.json
index 1d85ed1a1..962408890 100644
--- a/ports/farmhash/vcpkg.json
+++ b/ports/farmhash/vcpkg.json
@@ -1,7 +1,7 @@
 {
   "name": "farmhash",
   "version-string": "1.1",
-  "port-version": 3,
+  "port-version": 4,
   "description": "FarmHash, a family of hash functions.",
   "homepage": "https://github.com/google/farmhash",
   "supports": "!arm"