zymon/PortAudio.jl
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

now finds the custom shim library

Browse source
This commit is contained in:
Spencer Russell 2013-12-13 01:07:45 -05:00
parent 6127cac834
commit f233463fa1
1 changed files with 11 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
src/PortAudio.jl
View file

@ -4,6 +4,14 @@ module PortAudio
export init, deinit, play_sin, stop_sin
# Load in the custom C shim
const libportaudio_shim = find_library(["libportaudio_shim",],
[Pkg.dir("PortAudio", "deps", "usr", "lib"),])
@assert(libportaudio_shim != "", "Failed to find required library " +
"libportaudio_shim. Try re-running the package script using " +
"Pkg.build(\"PortAudio\")")
typealias PaTime Cdouble
typealias PaError Cint
typealias PaSampleFormat Culong
@ -15,7 +23,7 @@ function handle_status(err::PaError)
if err != PA_NO_ERROR
msg = ccall((:Pa_GetErrorText, "libportaudio"),
Ptr{Cchar}, (PaError,), err)
error(bytestring(msg))
error("libportaudio: " + bytestring(msg))
end
end
@ -30,12 +38,12 @@ function deinit()
end
function play_sin()
err = ccall((:play_sin, "libportaudio_shim"), PaError, ())
err = ccall((:play_sin, libportaudio_shim), PaError, ())
handle_status(err)
end
function stop_sin()
err = ccall((:stop_sin, "libportaudio_shim"), PaError, ())
err = ccall((:stop_sin, libportaudio_shim), PaError, ())
handle_status(err)
end