File Retrieve-required-flags-from-Libnest2D-target.p... of Package python3-pynest2d

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File Retrieve-required-flags-from-Libnest2D-target.patch of Package python3-pynest2d

From b5b587ff320fd5bb0155d6803a85804502210cca Mon Sep 17 00:00:00 2001
From: StefanBruens <stefan.bruens@rwth-aachen.de>
Date: Sun, 25 Oct 2020 15:59:56 +0100
Subject: [PATCH] Retrieve required flags from Libnest2D target

Instead of setting include paths and libs manually, just use the imported target.
All required properties are set Libnest2DTargets.cmake.

This also adds the otherwise missing libpthread to the link libraries.
---
 CMakeLists.txt | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8cd17da..5ccba47 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,11 +10,7 @@ list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
 endif()
 
 find_package(SIP REQUIRED)  # To create Python bindings.
-find_package(libnest2d REQUIRED)  # The library we're creating bindings for.
-find_package(Clipper REQUIRED)  # Dependency of libnest2d.
-find_package(NLopt REQUIRED)  # Dependency of libnest2d.
-find_package(Boost REQUIRED)  # Dependency of libnest2d.
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DLIBNEST2D_GEOMETRIES_clipper -DLIBNEST2D_OPTIMIZERS_nlopt -DLIBNEST2D_THREADING_std")  # Tell libnest2d to use Clipper and NLopt, and standard threads.
+find_package(Libnest2D REQUIRED CONFIG COMPONENTS libnest2d_headeronly)  # The library we're creating bindings for.
 
 # Some build options.
 set(CMAKE_CXX_STANDARD 17)
@@ -45,5 +41,5 @@ set(SIP_EXTRA_FILES_DEPEND
 )
 
 set(SIP_EXTRA_OPTIONS -g -n PyQt5.sip)  # Always release the GIL before calling C++ methods. -n PyQt5.sip is required to not get the PyCapsule error
-include_directories(src/ ${SIP_INCLUDE_DIRS} ${Python3_INCLUDE_DIRS} ${CLIPPER_INCLUDE_DIRS} ${NLopt_INCLUDE_DIRS} ${LIBNEST2D_INCLUDE_DIRS})
-add_sip_python_module(pynest2d src/Pynest2D.sip ${CLIPPER_LIBRARIES} ${NLopt_LIBRARIES})
+include_directories(src/ ${SIP_INCLUDE_DIRS})
+add_sip_python_module(pynest2d src/Pynest2D.sip Libnest2D::libnest2d_headeronly)

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File Retrieve-required-flags-from-Libnest2D-target.patch of Package python3-pynest2d

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