From 29e970ed6f08c4acc406e591656eeead64bb3d0d Mon Sep 17 00:00:00 2001
From: Patrick Stewart <patrick@rfcreations.com>
Date: Fri, 2 Oct 2020 14:40:47 +0100
Subject: [PATCH] Use PROJECT_SOURCE_DIR instead of CMAKE_SOURCE_DIR

This means that the project can be used with CMake fetchcontent / add_subdriectory
---
 cmake/jkqtplotter_cmake_options.cmake | 4 ++--
 lib/jkqtcommon/CMakeLists.txt         | 4 ++--
 lib/jkqtfastplotter/CMakeLists.txt    | 4 ++--
 lib/jkqtmathtext/CMakeLists.txt       | 8 ++++----
 lib/jkqtplotter/CMakeLists.txt        | 4 ++--
 5 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/cmake/jkqtplotter_cmake_options.cmake b/cmake/jkqtplotter_cmake_options.cmake
index bf757bd6fe..1f6bb6ce68 100644
--- a/cmake/jkqtplotter_cmake_options.cmake
+++ b/cmake/jkqtplotter_cmake_options.cmake
@@ -32,8 +32,8 @@ if (NOT CMAKE_INSTALL_INCLUDEDIR)
 endif()
 
 # place all DLLs and EXEs in the subdirectory output of the top level directory of the build tree
-set (CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/output)
-set (CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/output)
+set (CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/output)
+set (CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/output)
 
 
 if(JKQtPlotter_BUILD_DECORATE_LIBNAMES_WITH_BUILDTYPE)
diff --git a/lib/jkqtcommon/CMakeLists.txt b/lib/jkqtcommon/CMakeLists.txt
index d1d6e3b757..acf7b15b2e 100644
--- a/lib/jkqtcommon/CMakeLists.txt
+++ b/lib/jkqtcommon/CMakeLists.txt
@@ -173,7 +173,7 @@ install(FILES ${HEADERS}
         DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/${libIncludeSubdir}
         COMPONENT Headers)
 
-configure_file(${CMAKE_SOURCE_DIR}/readme.txt.in ${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt @ONLY)
+configure_file(${PROJECT_SOURCE_DIR}/readme.txt.in ${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt @ONLY)
 install(FILES "${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt" DESTINATION doc/JKQtPlotter )
-install(FILES "${CMAKE_SOURCE_DIR}/LICENSE" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_LICENSE.txt" )
+install(FILES "${PROJECT_SOURCE_DIR}/LICENSE" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_LICENSE.txt" )
 
diff --git a/lib/jkqtfastplotter/CMakeLists.txt b/lib/jkqtfastplotter/CMakeLists.txt
index 5679fd6323..a7f8c6aeaf 100644
--- a/lib/jkqtfastplotter/CMakeLists.txt
+++ b/lib/jkqtfastplotter/CMakeLists.txt
@@ -135,7 +135,7 @@ install(FILES ${HEADERS}
 		DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/${libIncludeSubdir}
 		COMPONENT Headers)
 
-configure_file(${CMAKE_SOURCE_DIR}/readme.txt.in ${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt @ONLY)
+configure_file(${PROJECT_SOURCE_DIR}/readme.txt.in ${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt @ONLY)
 install(FILES "${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt" DESTINATION doc/JKQtPlotter )
-install(FILES "${CMAKE_SOURCE_DIR}/LICENSE" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_LICENSE.txt" )
+install(FILES "${PROJECT_SOURCE_DIR}/LICENSE" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_LICENSE.txt" )
 
diff --git a/lib/jkqtmathtext/CMakeLists.txt b/lib/jkqtmathtext/CMakeLists.txt
index c22565ab68..7bfec50492 100644
--- a/lib/jkqtmathtext/CMakeLists.txt
+++ b/lib/jkqtmathtext/CMakeLists.txt
@@ -146,9 +146,9 @@ install(FILES ${HEADERS}
 		DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/${libIncludeSubdir}
 		COMPONENT Headers)
 
-configure_file(${CMAKE_SOURCE_DIR}/readme.txt.in ${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt @ONLY)
+configure_file(${PROJECT_SOURCE_DIR}/readme.txt.in ${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt @ONLY)
 install(FILES "${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt" DESTINATION doc/JKQtPlotter )
-install(FILES "${CMAKE_SOURCE_DIR}/LICENSE" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_LICENSE.txt" )
-install(FILES "${CMAKE_SOURCE_DIR}/lib/jkqtmathtext/resources/xits/OFL.txt" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_XITS_LICENSE.txt" )
-install(FILES "${CMAKE_SOURCE_DIR}/lib/jkqtmathtext/resources/xits/README.md" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_XITS_README.md" )
+install(FILES "${PROJECT_SOURCE_DIR}/LICENSE" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_LICENSE.txt" )
+install(FILES "${PROJECT_SOURCE_DIR}/lib/jkqtmathtext/resources/xits/OFL.txt" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_XITS_LICENSE.txt" )
+install(FILES "${PROJECT_SOURCE_DIR}/lib/jkqtmathtext/resources/xits/README.md" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_XITS_README.md" )
 
diff --git a/lib/jkqtplotter/CMakeLists.txt b/lib/jkqtplotter/CMakeLists.txt
index c22efa13db..b81e727232 100644
--- a/lib/jkqtplotter/CMakeLists.txt
+++ b/lib/jkqtplotter/CMakeLists.txt
@@ -250,8 +250,8 @@ install(FILES ${HEADERS_GUI}
 		DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/${libIncludeSubdir}/gui
 		COMPONENT Headers)
 
-configure_file(${CMAKE_SOURCE_DIR}/readme.txt.in ${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt @ONLY)
+configure_file(${PROJECT_SOURCE_DIR}/readme.txt.in ${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt @ONLY)
 install(FILES "${CMAKE_CURRENT_BINARY_DIR}/${lib_name}_Readme.txt" DESTINATION doc/JKQtPlotter )
-install(FILES "${CMAKE_SOURCE_DIR}/LICENSE" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_LICENSE.txt" )
+install(FILES "${PROJECT_SOURCE_DIR}/LICENSE" DESTINATION doc/JKQtPlotter RENAME "${lib_name}_LICENSE.txt" )