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cmake: added find_optional_package module to force or ignore optional dependencies

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Nils Andresen 2011-08-18 20:36:17 +02:00
parent 19217d51ba
commit 17411304b8
2 changed files with 38 additions and 3 deletions
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7
CMakeLists.txt
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@ -32,6 +32,7 @@ set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/)
include(AutoVersioning)
include(ConfigOptions)
include(FindOptionalPackage)
# Soname versioning - 0.0.0 since it is not being managed yet
set(FREERDP_VERSION_MAJOR "0")
@ -79,9 +80,9 @@ find_package(OpenSSL REQUIRED)
if(NOT WIN32)
find_package(ZLIB REQUIRED)
find_package(ALSA)
find_package(PulseAudio)
find_package(Cups)
find_optional_package(ALSA)
find_optional_package(PulseAudio)
find_optional_package(Cups)
endif()
# Endian

34
cmake/FindOptionalPackage.cmake Normal file
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@ -0,0 +1,34 @@
# - FindOptionalPackage
# Enable or disable optional packages. Also force optional packages.
#
# This module defines the following variables:
#
#=============================================================================
# Copyright 2011 Nils Andresen <nils@nils-andresen.de>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#=============================================================================
macro(find_optional_package _normal_package)
STRING(TOUPPER ${_normal_package} _upper_package)
OPTION(WITH_${_upper_package} "Force dependencies to ${_normal_package}" OFF)
OPTION(WITHOUT_${_upper_package} "Never depend on ${_normal_package}" OFF)
if(WITH_${_upper_package})
find_package(${_normal_package} REQUIRED)
elseif(NOT WITHOUT_${_upper_package})
find_package(${_normal_package})
endif(WITH_${_upper_package})
endmacro(find_optional_package)