From ea8c9db1ac213c18e75bdf50f7385d4eadeefa64 Mon Sep 17 00:00:00 2001
From: TibboddiT <leclercq.thibault@yahoo.fr>
Date: Fri, 9 Aug 2024 15:54:39 +0200
Subject: [PATCH] Allow using custom mir libraries directory (#198)

* allow using custom mir libraries directory

* update cmake options ordering to improve readability

* CI: install libmirwayland-dev

* CI: install libmirwayland-dev
---
 .github/workflows/cmake.yml | 2 +-
 CMakeLists.txt              | 6 +++++-
 snap/snapcraft.yaml         | 1 +
 tests/CMakeLists.txt        | 5 +++++
 4 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index 5d6a6e7..303d0fe 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -32,7 +32,7 @@ jobs:
         sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-13 100 --slave /usr/bin/g++ g++ /usr/bin/g++-13
         sudo apt install libmiral-dev libmircommon-internal-dev libmircommon-dev libmirserver-internal-dev \
           libgtest-dev libyaml-cpp-dev libglib2.0-dev libevdev-dev nlohmann-json3-dev libnotify-dev pcre2-utils \
-          libmiroil-dev libmirrenderer-dev libgles2-mesa-dev
+          libmiroil-dev libmirrenderer-dev libgles2-mesa-dev libmirwayland-dev
 
 
     - name: Configure CMake
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1d2f097..9e63431 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,13 +8,15 @@ set(CMAKE_CXX_STANDARD 23)
 set(CMAKE_CXX_EXTENSIONS OFF)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-set(ENV{PKG_CONFIG_PATH} "/usr/local/lib/pkgconfig/")
 set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
 
+set(MIR_LIBRARIES_PKGCONFIG_DIRECTORY "" CACHE STRING "Search for Mir libraries pc files in this directory")
 option(SNAP_BUILD "Building as a snap?" OFF)
 
+set(ENV{PKG_CONFIG_PATH} "${MIR_LIBRARIES_PKGCONFIG_DIRECTORY}:/usr/local/lib/pkgconfig/")
+
 find_package(PkgConfig)
 pkg_check_modules(MIRAL miral REQUIRED)
 pkg_check_modules(MIROIL miroil REQUIRED)
@@ -24,6 +26,7 @@ pkg_check_modules(MIRCOMMON mircommon REQUIRED)
 pkg_check_modules(MIRCOMMON_INTERNAL mircommon-internal REQUIRED)
 pkg_check_modules(MIRSERVER mirserver REQUIRED)
 pkg_check_modules(MIRSERVER_INTERNAL mirserver-internal REQUIRED)
+pkg_check_modules(MIRWAYLAND mirwayland REQUIRED)
 pkg_check_modules(GLIB REQUIRED IMPORTED_TARGET glib-2.0)
 pkg_check_modules(YAML REQUIRED IMPORTED_TARGET yaml-cpp)
 pkg_check_modules(LIBEVDEV REQUIRED IMPORTED_TARGET libevdev)
@@ -91,6 +94,7 @@ target_link_libraries(miracle-wm-implementation
     ${MIRPLATFORM_LDFLAGS}
     ${MIRSERVER_LDFLAGS}
     ${MIRSERVER_INTERNAL_LDFLAGS}
+    ${MIRWAYLAND_LDFLAGS}
     PkgConfig::YAML
     PkgConfig::GLIB
     PkgConfig::LIBEVDEV
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index 8d439e5..1d6d85f 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -75,6 +75,7 @@ parts:
       - libnotify-dev
       - libgles2-mesa-dev
       - libmirrenderer-dev
+      - libmirwayland-dev
     stage-packages:
       - libmiral7
       - libmiroil5
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index c2851a7..e2e0593 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -14,6 +14,11 @@ pkg_check_modules(MIRSERVER mirserver REQUIRED)
 find_package(GTest REQUIRED)
 pkg_check_modules(YAML REQUIRED IMPORTED_TARGET yaml-cpp)
 
+if(MIR_LIBRARIES_PKGCONFIG_DIRECTORY)
+    list( PREPEND CMAKE_INSTALL_RPATH ${MIRAL_LIBRARY_DIRS} )
+    set(CMAKE_BUILD_WITH_INSTALL_RPATH ON)
+endif()
+
 add_executable(miracle-wm-tests
     filesystem_configuration_test.cpp
     tiling_window_tree_test.cpp