mirror of https://github.com/odrling/Aegisub
71 lines
2.7 KiB
CMake
71 lines
2.7 KiB
CMake
# Try to find the PulseAudio library
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#
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# Once done this will define:
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#
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# PULSEAUDIO_FOUND - system has the PulseAudio library
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# PULSEAUDIO_INCLUDE_DIR - the PulseAudio include directory
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# PULSEAUDIO_LIBRARY - the libraries needed to use PulseAudio
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# PULSEAUDIO_MAINLOOP_LIBRARY - the libraries needed to use PulsAudio Mainloop
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#
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# The minimum required version of PulseAudio can be specified using the
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# standard syntax, e.g. find_package(PulseAudio 1.0)
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# Copyright (c) 2008, Matthias Kretz, <kretz@kde.org>
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# Copyright (c) 2009, Marcus Hufgard, <Marcus.Hufgard@hufgard.de>
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#
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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# Support PULSEAUDIO_MINIMUM_VERSION for compatibility:
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if(NOT PulseAudio_FIND_VERSION)
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set(PulseAudio_FIND_VERSION "${PULSEAUDIO_MINIMUM_VERSION}")
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endif(NOT PulseAudio_FIND_VERSION)
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# the minimum version of PulseAudio we require
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if(NOT PulseAudio_FIND_VERSION)
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set(PulseAudio_FIND_VERSION "0.9.9")
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endif(NOT PulseAudio_FIND_VERSION)
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find_package(PkgConfig QUIET)
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pkg_check_modules(PC_PULSEAUDIO QUIET libpulse>=${PulseAudio_FIND_VERSION})
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pkg_check_modules(PC_PULSEAUDIO_MAINLOOP QUIET libpulse-mainloop-glib)
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find_path(PULSEAUDIO_INCLUDE_DIR pulse/pulseaudio.h
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HINTS
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${PC_PULSEAUDIO_INCLUDEDIR}
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${PC_PULSEAUDIO_INCLUDE_DIRS}
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)
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find_library(PULSEAUDIO_LIBRARY NAMES pulse libpulse
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HINTS
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${PC_PULSEAUDIO_LIBDIR}
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${PC_PULSEAUDIO_LIBRARY_DIRS}
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)
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find_library(PULSEAUDIO_MAINLOOP_LIBRARY NAMES pulse-mainloop pulse-mainloop-glib libpulse-mainloop-glib
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HINTS
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${PC_PULSEAUDIO_LIBDIR}
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${PC_PULSEAUDIO_LIBRARY_DIRS}
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)
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# Store the version number in the cache, so we don't have to search every time again:
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if (PULSEAUDIO_INCLUDE_DIR AND NOT PULSEAUDIO_VERSION)
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# get PulseAudio's version from its version.h, and compare it with our minimum version
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file(STRINGS "${PULSEAUDIO_INCLUDE_DIR}/pulse/version.h" pulse_version_h
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REGEX ".*pa_get_headers_version\\(\\).*"
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)
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string(REGEX REPLACE ".*pa_get_headers_version\\(\\)\ \\(\"([0-9]+\\.[0-9]+\\.[0-9]+)[^\"]*\"\\).*" "\\1"
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_PULSEAUDIO_VERSION "${pulse_version_h}")
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set(PULSEAUDIO_VERSION "${_PULSEAUDIO_VERSION}" CACHE STRING "Version number of PulseAudio" FORCE)
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endif (PULSEAUDIO_INCLUDE_DIR AND NOT PULSEAUDIO_VERSION)
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# Use the new extended syntax of find_package_handle_standard_args(), which also handles version checking:
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(PulseAudio REQUIRED_VARS PULSEAUDIO_LIBRARY PULSEAUDIO_INCLUDE_DIR
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VERSION_VAR PULSEAUDIO_VERSION )
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mark_as_advanced(PULSEAUDIO_INCLUDE_DIR PULSEAUDIO_LIBRARY PULSEAUDIO_MAINLOOP_LIBRARY)
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