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# - Try to find Cairo
# Once done, this will define
#
# CAIRO_FOUND - system has Cairo
# CAIRO_INCLUDE_DIRS - the Cairo include directories
# CAIRO_LIBRARIES - link these to use Cairo
#
# Copyright (C) 2012 Raphael Kubo da Costa <rakuco@webkit.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND ITS CONTRIBUTORS ``AS
# IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR ITS
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
find_package(PkgConfig)
pkg_check_modules(PC_CAIRO cairo) # FIXME: After we require CMake 2.8.2 we can pass QUIET to this call.
find_path(CAIRO_INCLUDE_DIRS
NAMES cairo.h
HINTS ${PC_CAIRO_INCLUDEDIR}
${PC_CAIRO_INCLUDE_DIRS}
PATH_SUFFIXES cairo
)
find_library(CAIRO_LIBRARIES
NAMES cairo
HINTS ${PC_CAIRO_LIBDIR}
${PC_CAIRO_LIBRARY_DIRS}
)
if (CAIRO_INCLUDE_DIRS)
if (EXISTS "${CAIRO_INCLUDE_DIRS}/cairo-version.h")
file(READ "${CAIRO_INCLUDE_DIRS}/cairo-version.h" CAIRO_VERSION_CONTENT)
string(REGEX MATCH "#define +CAIRO_VERSION_MAJOR +([0-9]+)" _dummy "${CAIRO_VERSION_CONTENT}")
set(CAIRO_VERSION_MAJOR "${CMAKE_MATCH_1}")
string(REGEX MATCH "#define +CAIRO_VERSION_MINOR +([0-9]+)" _dummy "${CAIRO_VERSION_CONTENT}")
set(CAIRO_VERSION_MINOR "${CMAKE_MATCH_1}")
string(REGEX MATCH "#define +CAIRO_VERSION_MICRO +([0-9]+)" _dummy "${CAIRO_VERSION_CONTENT}")
set(CAIRO_VERSION_MICRO "${CMAKE_MATCH_1}")
set(CAIRO_VERSION "${CAIRO_VERSION_MAJOR}.${CAIRO_VERSION_MINOR}.${CAIRO_VERSION_MICRO}")
endif ()
endif ()
# FIXME: Should not be needed anymore once we start depending on CMake 2.8.3
set(VERSION_OK TRUE)
if (Cairo_FIND_VERSION)
if (Cairo_FIND_VERSION_EXACT)
if ("${Cairo_FIND_VERSION}" VERSION_EQUAL "${CAIRO_VERSION}")
# FIXME: Use if (NOT ...) with CMake 2.8.2+ to get rid of the ELSE block
else ()
set(VERSION_OK FALSE)
endif ()
else ()
if ("${Cairo_FIND_VERSION}" VERSION_GREATER "${CAIRO_VERSION}")
set(VERSION_OK FALSE)
endif ()
endif ()
endif ()
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(Cairo DEFAULT_MSG CAIRO_INCLUDE_DIRS CAIRO_LIBRARIES VERSION_OK)
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