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#.rst:
# FindEGL
# -------
# Finds the EGL library
#
# This 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
# HAVE_EGLEXTANGLE - if eglext_angle.h exists else use eglextchromium.h
#
# 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 ${EGL_INCLUDE_DIR})
set(EGL_DEFINITIONS -DHAS_EGL=1)
set(CMAKE_REQUIRED_INCLUDES "${EGL_INCLUDE_DIR}")
include(CheckIncludeFiles)
check_include_files("EGL/egl.h;EGL/eglext.h;EGL/eglext_angle.h" HAVE_EGLEXTANGLE)
unset(CMAKE_REQUIRED_INCLUDES)
if(HAVE_EGLEXTANGLE)
list(APPEND EGL_DEFINITIONS "-DHAVE_EGLEXTANGLE=1")
endif()
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)
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