From 9554aea93c0cdaca043ffdab3a7f60e659e31cdd Mon Sep 17 00:00:00 2001
From: zjeffer <4633209+zjeffer@users.noreply.github.com>
Date: Wed, 22 May 2024 00:02:01 +0200
Subject: [PATCH] wip: installheaders with custom cmake target

---
 CMakeLists.txt | 27 +++++++++++++++++++++++++++
 Makefile       |  2 ++
 2 files changed, 29 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 858502cc5fce..8d26ee2acfd0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -219,6 +219,9 @@ message(STATUS "Setting link libraries")
 
 target_link_libraries(Hyprland rt PkgConfig::deps)
 
+# list of headers
+set(PROTOCOL_HEADERS "" CACHE INTERNAL "List of protocol headers")
+
 function(protocol protoPath protoName external)
     if (external)
         set(path ${CMAKE_SOURCE_DIR}/${protoPath})
@@ -238,7 +241,14 @@ function(protocol protoPath protoName external)
     )
     target_sources(Hyprland PRIVATE ${CMAKE_SOURCE_DIR}/protocols/${protoName}-protocol.h)
     target_sources(Hyprland PRIVATE ${CMAKE_SOURCE_DIR}/protocols/${protoName}-protocol.c)
+
+    set (
+        PROTOCOL_HEADERS 
+        "${PROTOCOL_HEADERS};${CMAKE_SOURCE_DIR}/protocols/${protoName}-protocol.h;${CMAKE_SOURCE_DIR}/protocols/${protoName}-protocol.c"
+        PARENT_SCOPE
+    )
 endfunction()
+
 function(protocolNew protoPath protoName external)
     if (external)
         set(path ${CMAKE_SOURCE_DIR}/${protoPath})
@@ -253,6 +263,12 @@ function(protocolNew protoPath protoName external)
     )
     target_sources(Hyprland PRIVATE protocols/${protoName}.cpp)
     target_sources(Hyprland PRIVATE protocols/${protoName}.hpp)
+
+    set (
+        PROTOCOL_HEADERS 
+        "${PROTOCOL_HEADERS};${CMAKE_SOURCE_DIR}/protocols/${protoName}.cpp;${CMAKE_SOURCE_DIR}/protocols/${protoName}.hpp"
+        PARENT_SCOPE
+    )
 endfunction()
 function(protocolWayland)
     add_custom_command(
@@ -263,6 +279,12 @@ function(protocolWayland)
     )
     target_sources(Hyprland PRIVATE protocols/wayland.cpp)
     target_sources(Hyprland PRIVATE protocols/wayland.hpp)
+
+    set (
+        PROTOCOL_HEADERS 
+        "${PROTOCOL_HEADERS};${CMAKE_SOURCE_DIR}/protocols/wayland.cpp;${CMAKE_SOURCE_DIR}/protocols/wayland.hpp"
+        PARENT_SCOPE
+    )
 endfunction()
 
 target_link_libraries(Hyprland
@@ -314,6 +336,11 @@ protocolNew("unstable/primary-selection" "primary-selection-unstable-v1" false)
 
 protocolWayland()
 
+add_custom_target(
+    generate-protocol-headers
+    DEPENDS ${PROTOCOL_HEADERS}
+)
+
 # tools
 add_subdirectory(hyprctl)
 add_subdirectory(hyprpm)
diff --git a/Makefile b/Makefile
index e7b9c1b6f927..a33f4cb71076 100644
--- a/Makefile
+++ b/Makefile
@@ -53,6 +53,8 @@ installheaders:
 	mkdir -p ${PREFIX}/include/hyprland/wlr
 	mkdir -p ${PREFIX}/share/pkgconfig
 
+	cmake --build ./build --config Release --target generate-protocol-headers
+
 	find src -name '*.h*' -print0 | cpio --quiet -0dump ${PREFIX}/include/hyprland
 	cd subprojects/wlroots-hyprland/include/wlr && find . -name '*.h*' -print0 | cpio --quiet -0dump ${PREFIX}/include/hyprland/wlr && cd ../../../..
 	cd subprojects/wlroots-hyprland/build/include && find . -name '*.h*' -print0 | cpio --quiet -0dump ${PREFIX}/include/hyprland/wlr && cd ../../../..