From 6b2f51fc7aa3c8123e591a7726bb0946ba7dbf79 Mon Sep 17 00:00:00 2001
From: Alexander Neumann <30894796+Neumann-A@users.noreply.github.com>
Date: Mon, 11 Jan 2021 09:27:46 +0100
Subject: [PATCH] [fontconfig] add vcpkg cmake wrapper. (#15144)

* [fontconfig] add vcpkg cmake wrapper.

* fix empty statement in the wrapper

* dont depend on Freetype::Freetype if it is unavailable

* rename wrapper to cmake.in

* Update ports/fontconfig/portfile.cmake

Co-authored-by: ras0219 <533828+ras0219@users.noreply.github.com>

Co-authored-by: ras0219 <533828+ras0219@users.noreply.github.com>
---
 ports/fontconfig/CONTROL                      |  2 +-
 ports/fontconfig/portfile.cmake               |  9 +++-
 ports/fontconfig/vcpkg-cmake-wrapper.cmake.in | 46 +++++++++++++++++++
 3 files changed, 54 insertions(+), 3 deletions(-)
 create mode 100644 ports/fontconfig/vcpkg-cmake-wrapper.cmake.in

diff --git a/ports/fontconfig/CONTROL b/ports/fontconfig/CONTROL
index d02960b620..4b455e985c 100644
--- a/ports/fontconfig/CONTROL
+++ b/ports/fontconfig/CONTROL
@@ -1,6 +1,6 @@
 Source: fontconfig
 Version: 2.13.1
-Port-Version: 2
+Port-Version: 3
 Homepage: https://www.freedesktop.org/software/fontconfig/front.html
 Description: Library for configuring and customizing font access.
 Build-Depends: freetype, expat, libiconv, dirent, pthread, json-c, dirent, libuuid (!windows&!osx), gettext
\ No newline at end of file
diff --git a/ports/fontconfig/portfile.cmake b/ports/fontconfig/portfile.cmake
index cf840dd122..d50ff6392d 100644
--- a/ports/fontconfig/portfile.cmake
+++ b/ports/fontconfig/portfile.cmake
@@ -45,7 +45,7 @@ vcpkg_configure_make(
 
 vcpkg_install_make(ADD_BIN_TO_PATH)
 vcpkg_copy_pdbs()
-vcpkg_fixup_pkgconfig(SYSTEM_LIBRARIES uuid)
+vcpkg_fixup_pkgconfig()
 
 # Fix paths in debug pc file.
 set(_file "${CURRENT_PACKAGES_DIR}/debug/lib/pkgconfig/fontconfig.pc")
@@ -98,4 +98,9 @@ endif()
 if(VCPKG_TARGET_IS_WINDOWS)
     # Unnecessary make rule creating the fontconfig cache dir on windows. 
     file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}LOCAL_APPDATA_FONTCONFIG_CACHE")
-endif()
\ No newline at end of file
+endif()
+
+if(NOT VCPKG_TARGET_IS_LINUX)
+    set(VCPKG_TARGET_IS_LINUX 0) # To not leave empty AND statements in the wrapper
+endif()
+configure_file("${CMAKE_CURRENT_LIST_DIR}/vcpkg-cmake-wrapper.cmake.in" "${CURRENT_PACKAGES_DIR}/share/${PORT}/vcpkg-cmake-wrapper.cmake" @ONLY)
diff --git a/ports/fontconfig/vcpkg-cmake-wrapper.cmake.in b/ports/fontconfig/vcpkg-cmake-wrapper.cmake.in
new file mode 100644
index 0000000000..ab2b5679b6
--- /dev/null
+++ b/ports/fontconfig/vcpkg-cmake-wrapper.cmake.in
@@ -0,0 +1,46 @@
+_find_package(${ARGS})
+if(Fontconfig_FOUND) # theoretically this could be skipped. If the wrapper is installed it should be found!
+    find_package(Freetype)
+    if(Freetype_FOUND AND TARGET Fontconfig::Fontconfig)
+        if(TARGET Freetype::Freetype)
+            set_property(TARGET Fontconfig::Fontconfig APPEND PROPERTY INTERFACE_LINK_LIBRARIES "Freetype::Freetype")
+        else()
+            # TODO link Freetype libraries to the target if the target Freetype::Freetype is not defined;
+        endif()
+    endif()
+    if(FREETYPE_LIBRARIES)
+        list(APPEND Fontconfig_LIBRARIES "${FREETYPE_LIBRARIES}")
+    endif()
+    find_package(EXPAT)
+    if(EXPAT_FOUND AND TARGET Fontconfig::Fontconfig)
+        set_property(TARGET Fontconfig::Fontconfig APPEND PROPERTY INTERFACE_LINK_LIBRARIES "EXPAT::EXPAT")
+    endif()
+    if(EXPAT_LIBRARIES)
+        list(APPEND Fontconfig_LIBRARIES "${EXPAT_LIBRARIES}")
+    endif()
+    include(SelectLibraryConfigurations)
+    find_library(Fontconfig_LIBRARY_DEBUG NAMES fontconfig fontconfigd NAMES_PER_DIR PATH_SUFFIXES lib PATHS "${_INSTALLED_DIR}/debug" NO_DEFAULT_PATH)
+    find_library(Fontconfig_LIBRARY_RELEASE NAMES fontconfig NAMES_PER_DIR PATH_SUFFIXES lib PATHS "${_VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}" NO_DEFAULT_PATH)
+    select_library_configurations(Fontconfig)
+    if(@VCPKG_TARGET_IS_LINUX@)
+        find_library(UUID_LIBRARY_DEBUG NAMES uuid uuidd uuid_d  NAMES_PER_DIR PATH_SUFFIXES lib PATHS "${_INSTALLED_DIR}/debug" NO_DEFAULT_PATH)
+        find_library(UUID_LIBRARY_RELEASE NAMES uuid NAMES_PER_DIR PATH_SUFFIXES lib PATHS "${_VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}" NO_DEFAULT_PATH)
+        select_library_configurations(UUID)
+    endif()
+    if(Fontconfig_LIBRARY_DEBUG AND TARGET Fontconfig::Fontconfig)
+        set_target_properties(Fontconfig::Fontconfig PROPERTIES IMPORTED_LOCATION_DEBUG "${Fontconfig_LIBRARY_DEBUG}")
+        if(UUID_LIBRARY_DEBUG AND @VCPKG_TARGET_IS_LINUX@)
+            set_property(TARGET Fontconfig::Fontconfig APPEND PROPERTY INTERFACE_LINK_LIBRARIES "$<$<CONFIG:DEBUG>:${UUID_LIBRARY_DEBUG}>")
+        endif()
+    endif()
+    if(Fontconfig_LIBRARY_RELEASE AND TARGET Fontconfig::Fontconfig)
+        set_target_properties(Fontconfig::Fontconfig PROPERTIES IMPORTED_LOCATION_RELEASE "${Fontconfig_LIBRARY_RELEASE}")
+        if(UUID_LIBRARY_RELEASE AND @VCPKG_TARGET_IS_LINUX@)
+            set_property(TARGET Fontconfig::Fontconfig APPEND PROPERTY INTERFACE_LINK_LIBRARIES "$<$<NOT:$<CONFIG:DEBUG>>:${UUID_LIBRARY_RELEASE}>")
+        endif()
+    endif()
+
+    if(UUID_LIBRARIES AND @VCPKG_TARGET_IS_LINUX@)
+        list(APPEND Fontconfig_LIBRARIES "${UUID_LIBRARIES}")
+    endif()
+endif()