From 1d1cc9ae18f677201bf7e47928c30562df967756 Mon Sep 17 00:00:00 2001
From: Green Sky <green@g-s.xyz>
Date: Wed, 17 Apr 2024 12:32:45 +0200
Subject: [PATCH] cmake: Fix an error in the declaration of target include
 directories

Properly declare target include directories for generated includes.
Previously the non targeted `include_directories()` was used, which
had issue when using the `png_static` target in a submodule.

Signed-off-by: Cosmin Truta <ctruta@gmail.com>
---
 CMakeLists.txt           | 6 ++++--
 scripts/cmake/AUTHORS.md | 1 +
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e0d0369501..ce8c054a0f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -363,8 +363,6 @@ else()
   message(STATUS "Could not find an AWK-compatible program")
 endif()
 
-include_directories(${CMAKE_CURRENT_BINARY_DIR})
-
 if(NOT AWK OR ANDROID OR IOS)
   # No awk available to generate sources; use pre-built pnglibconf.h
   configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/pnglibconf.h.prebuilt
@@ -715,6 +713,8 @@ if(PNG_SHARED)
   endif()
   target_include_directories(png_shared
                              PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>)
+  target_include_directories(png_shared
+                             PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>)
   target_include_directories(png_shared SYSTEM
                              INTERFACE $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/libpng${PNGLIB_ABI_VERSION}>)
   target_link_libraries(png_shared PUBLIC ZLIB::ZLIB ${M_LIBRARY})
@@ -729,6 +729,8 @@ if(PNG_STATIC)
                         DEBUG_POSTFIX "${PNG_DEBUG_POSTFIX}")
   target_include_directories(png_static
                              PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>)
+  target_include_directories(png_static
+                             PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>)
   target_include_directories(png_static SYSTEM
                              INTERFACE $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/libpng${PNGLIB_ABI_VERSION}>)
   target_link_libraries(png_static PUBLIC ZLIB::ZLIB ${M_LIBRARY})
diff --git a/scripts/cmake/AUTHORS.md b/scripts/cmake/AUTHORS.md
index b4b61cfc0e..c098217865 100644
--- a/scripts/cmake/AUTHORS.md
+++ b/scripts/cmake/AUTHORS.md
@@ -21,6 +21,7 @@ Author List
  * Dan Rosser
  * David Callu
  * Eric Riff
+ * Erik Scholz
  * Gianfranco Costamagna
  * Gleb Mazovetskiy
  * Glenn Randers-Pehrson