kwin/cmake/modules/Findepoxy.cmake

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# - Try to find libepoxy
# Once done this will define
#
# epoxy_FOUND - System has libepoxy
# epoxy_LIBRARY - The libepoxy library
# epoxy_INCLUDE_DIR - The libepoxy include dir
# epoxy_DEFINITIONS - Compiler switches required for using libepoxy
# epoxy_HAS_GLX - Whether GLX support is available
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# SPDX-FileCopyrightText: 2014 Fredrik Höglund <fredrik@kde.org>
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#
# SPDX-License-Identifier: BSD-3-Clause
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if (NOT WIN32)
find_package(PkgConfig)
pkg_check_modules(PKG_epoxy QUIET epoxy)
set(epoxy_DEFINITIONS ${PKG_epoxy_CFLAGS})
find_path(epoxy_INCLUDE_DIR NAMES epoxy/gl.h HINTS ${PKG_epoxy_INCLUDEDIR} ${PKG_epoxy_INCLUDE_DIRS})
find_library(epoxy_LIBRARY NAMES epoxy HINTS ${PKG_epoxy_LIBDIR} ${PKG_epoxy_LIBRARY_DIRS})
find_file(epoxy_GLX_HEADER NAMES epoxy/glx.h HINTS ${epoxy_INCLUDE_DIR})
if (epoxy_GLX_HEADER STREQUAL "epoxy_GLX_HEADER-NOTFOUND")
set(epoxy_HAS_GLX FALSE CACHE BOOL "whether glx is available")
else ()
set(epoxy_HAS_GLX TRUE CACHE BOOL "whether glx is available")
endif()
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include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(epoxy DEFAULT_MSG epoxy_LIBRARY epoxy_INCLUDE_DIR)
mark_as_advanced(epoxy_INCLUDE_DIR epoxy_LIBRARY epoxy_HAS_GLX)
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endif()