sync with upstream

1 files changed, 48 insertions, 0 deletions

diff --git a/cmake/modules/FindEGL.cmake b/cmake/modules/FindEGL.cmake
new file mode 100644
index 0000000..93fa530
--- /dev/null
+++ b/cmake/modules/FindEGL.cmake
@@ -0,0 +1,48 @@
+#.rst:
+# FindEGL
+# -------
+# Finds the EGL library
+#
+# This will will define the following variables::
+#
+# EGL_FOUND - system has EGL
+# EGL_INCLUDE_DIRS - the EGL include directory
+# EGL_LIBRARIES - the EGL libraries
+# EGL_DEFINITIONS - the EGL definitions
+#
+# and the following imported targets::
+#
+#   EGL::EGL   - The EGL library
+
+if(PKG_CONFIG_FOUND)
+  pkg_check_modules(PC_EGL egl QUIET)
+endif()
+
+find_path(EGL_INCLUDE_DIR EGL/egl.h
+                          PATHS ${PC_EGL_INCLUDEDIR})
+
+find_library(EGL_LIBRARY NAMES EGL egl
+                         PATHS ${PC_EGL_LIBDIR})
+
+set(EGL_VERSION ${PC_EGL_VERSION})
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(EGL
+                                  REQUIRED_VARS EGL_LIBRARY EGL_INCLUDE_DIR
+                                  VERSION_VAR EGL_VERSION)
+
+if(EGL_FOUND)
+  set(EGL_LIBRARIES ${EGL_LIBRARY})
+  set(EGL_INCLUDE_DIRS ${EGL_INCLUDE_DIR})
+  set(EGL_DEFINITIONS -DHAS_EGL=1)
+
+  if(NOT TARGET EGL::EGL)
+    add_library(EGL::EGL UNKNOWN IMPORTED)
+    set_target_properties(EGL::EGL PROPERTIES
+                                   IMPORTED_LOCATION "${EGL_LIBRARY}"
+                                   INTERFACE_INCLUDE_DIRECTORIES "${EGL_INCLUDE_DIR}"
+                                   INTERFACE_COMPILE_DEFINITIONS HAS_EGL=1)
+  endif()
+endif()
+
+mark_as_advanced(EGL_INCLUDE_DIR EGL_LIBRARY)