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CMake Build: Use EGL library as dependency for GLESv2

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On QNX the feature detection of GLESv2 is failing due to missing
symbols which are part of EGL library.

Add EGL library as a dependency if it's found on the system.

This allows OpenGL ES feature detection to work on QNX.

Task-number: QTBUG-83202
Change-Id: I90531d925fadce5d893ea9244793fc02a4595ed1
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
This commit is contained in:
Cristian Adam 2020-08-18 16:42:51 +02:00
parent 73277763c1
commit c4d3e5d7d3
1 changed files with 8 additions and 0 deletions
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8
cmake/FindGLESv2.cmake
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@ -7,8 +7,12 @@ if(EMSCRIPTEN)
else()
find_library(GLESv2_LIBRARY NAMES GLESv2 OpenGLES)
find_path(GLESv2_INCLUDE_DIR NAMES "GLES2/gl2.h" "OpenGLES/ES2/gl.h" DOC "The OpenGLES 2 include path")
find_package(EGL)
set(_libraries "${CMAKE_REQUIRED_LIBRARIES}")
list(APPEND CMAKE_REQUIRED_LIBRARIES "${GLESv2_LIBRARY}")
if(EGL_LIBRARY)
list(APPEND CMAKE_REQUIRED_LIBRARIES "${EGL_LIBRARY}")
endif()
set(_includes "${CMAKE_REQUIRED_INCLUDES}")
list(APPEND CMAKE_REQUIRED_INCLUDES "${GLESv2_INCLUDE_DIR}")
@ -67,5 +71,9 @@ if(GLESv2_FOUND AND NOT TARGET GLESv2::GLESv2)
set_target_properties(GLESv2::GLESv2 PROPERTIES
IMPORTED_LOCATION "${GLESv2_LIBRARY}"
INTERFACE_INCLUDE_DIRECTORIES "${GLESv2_INCLUDE_DIR}")
if(EGL_LIBRARY)
target_link_libraries(GLESv2::GLESv2 INTERFACE "${EGL_LIBRARY}")
endif()
endif()
endif()