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include(PkgConfigWithFallback)
find_pkg_config_with_fallback(Cairo
PKG_CONFIG_NAME cairo
LIB_NAMES cairo
INCLUDE_NAMES cairo.h
INCLUDE_DIR_SUFFIXES cairo cairo/include
)
if(Cairo_FOUND AND NOT Cairo_VERSION)
find_path(Cairo_INCLUDE_DIR "cairo.h" HINTS ${Cairo_INCLUDE_DIRS})
if(Cairo_INCLUDE_DIR)
file(STRINGS "${Cairo_INCLUDE_DIR}/cairo-version.h" Cairo_MAJOR_VERSION REGEX "^#define CAIRO_VERSION_MAJOR +\\(?([0-9]+)\\)?$")
string(REGEX REPLACE "^#define CAIRO_VERSION_MAJOR \\(?([0-9]+)\\)?$" "\\1" Cairo_MAJOR_VERSION "${Cairo_MAJOR_VERSION}")
file(STRINGS "${Cairo_INCLUDE_DIR}/cairo-version.h" Cairo_MINOR_VERSION REGEX "^#define CAIRO_VERSION_MINOR +\\(?([0-9]+)\\)?$")
string(REGEX REPLACE "^#define CAIRO_VERSION_MINOR \\(?([0-9]+)\\)?$" "\\1" Cairo_MINOR_VERSION "${Cairo_MINOR_VERSION}")
file(STRINGS "${Cairo_INCLUDE_DIR}/cairo-version.h" Cairo_MICRO_VERSION REGEX "^#define CAIRO_VERSION_MICRO +\\(?([0-9]+)\\)?$")
string(REGEX REPLACE "^#define CAIRO_VERSION_MICRO \\(?([0-9]+)\\)?$" "\\1" Cairo_MICRO_VERSION "${Cairo_MICRO_VERSION}")
set(Cairo_VERSION "${Cairo_MAJOR_VERSION}.${Cairo_MINOR_VERSION}.${Cairo_MICRO_VERSION}")
unset(Cairo_MAJOR_VERSION)
unset(Cairo_MINOR_VERSION)
unset(Cairo_MICRO_VERSION)
endif()
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Cairo
FOUND_VAR Cairo_FOUND
REQUIRED_VARS Cairo_LIBRARY
VERSION_VAR Cairo_VERSION
)
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