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Build openspecfun using BinDeps (#47)
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‎REQUIRE

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julia 0.6
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Compat 0.30
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BinDeps

‎deps/build.jl

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using BinDeps, Compat
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using BinDeps: libdir, srcdir, includedir, depsdir, builddir
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modified_defaults = false
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if !in(BinDeps.Binaries, BinDeps.defaults)
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unshift!(BinDeps.defaults, BinDeps.Binaries)
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modified_defaults = true
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end
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BinDeps.@setup
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const OSF_VERS = v"0.5.3"
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openspecfun = library_dependency("libopenspecfun")
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const URL = "https://github.com/ararslan/openspecfun-builder/releases/download/v$OSF_VERS" *
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"/libopenspecfun-$OSF_VERS"
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const DOWNLOADS = Dict(
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"x86_64-pc-linux-gnu" => ("$URL-linux-x86_64.tar.gz",
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"d70a2a391915f64f44da21915bf93ce08d054127028088addca36e16ac53bcb1"),
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"i686-pc-linux-gnu" => ("$URL-linux-i686.tar.gz",
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"e5418b170b537af2f7f1f1d06eee9be01555404f5d22a47e18bc06a540321478"),
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"x86_64-apple-darwin" => ("$URL-osx-x86_64.tar.gz",
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"e57f5f84439757a2fd1d3821a6e19a3fa69b5b1e181cc40fec0d1652fbb9efdc"),
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"x86_64-w64-mingw32" => ("$URL-win-x86_64.zip",
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"7a5f7be4ed46d7f9d6d18a599157075512c50a372da2b2908079a3dcab9a0f25"),
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"i686-w64-mingw32" => ("$URL-win-i686.zip",
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"2f63a08d80e67964e2c368367f4caef7039080828e217d288669416cd46f4584"),
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)
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const MACHINE = Compat.Sys.isapple() ? "x86_64-apple-darwin" : Sys.MACHINE
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if haskey(DOWNLOADS, MACHINE)
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url, sha = DOWNLOADS[MACHINE]
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provides(Binaries, URI(url), openspecfun, SHA=sha, os=BinDeps.OSNAME,
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unpacked_dir=joinpath("usr", "lib"), installed_libpath=libdir(openspecfun))
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else
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info("No precompiled binaries found for your system. Building from scratch...")
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include("scratch.jl")
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end
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BinDeps.@install Dict(:libopenspecfun => :openspecfun)
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if modified_defaults
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shift!(BinDeps.defaults)
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end

‎deps/scratch.jl

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# Building OpenSpecFun from scratch
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using Base.Math: libm
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# If Julia is built with OpenLibm, we want to build OpenSpecFun with it as well.
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# Unfortunately this requires a fair bit more work, as we need to link to the .so
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# and to include the headers, which aren't readily available.
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if libm == "libopenlibm"
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const OLM_VERS = v"0.5.4"
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use_openlibm = true
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if !isdir(libdir(openspecfun))
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mkpath(libdir(openspecfun))
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end
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openlibm_so = Libdl.dlpath(libm)
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# Copy over the OpenLibm .so
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cp(openlibm_so, joinpath(libdir(openspecfun), basename(openlibm_so)),
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remove_destination=true)
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if !isdir(srcdir(openspecfun))
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mkpath(srcdir(openspecfun))
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end
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# Grab and unpack the tarball so we can get the header files
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openlibm_tarball = joinpath(srcdir(openspecfun), "openlibm-$OLM_VERS.tar.gz")
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run(```
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curl -fkL --connect-timeout 15 -y 15
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https://github.com/JuliaLang/openlibm/archive/v$OLM_VERS.tar.gz
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-o $openlibm_tarball
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```)
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openlibm_src = joinpath(srcdir(openspecfun), "openlibm")
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if !isdir(openlibm_src)
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mkpath(openlibm_src)
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end
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run(`tar -C $openlibm_src --strip-components 1 -xf $openlibm_tarball`)
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# Copy over all of the OpenLibm headers
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openlibm_include = joinpath(includedir(openspecfun), "openlibm")
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if !isdir(openlibm_include)
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mkpath(openlibm_include)
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end
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for f in readdir(joinpath(openlibm_src, "include"))
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cp(joinpath(openlibm_src, "include", f), joinpath(openlibm_include, f),
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remove_destination=true)
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end
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for f in readdir(joinpath(openlibm_src, "src"))
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if endswith(f, ".h")
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cp(joinpath(openlibm_src, "src", f), joinpath(openlibm_include, f),
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remove_destination=true)
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end
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end
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else
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use_openlibm = false
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end
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fc = "gfortran"
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# macOS has precompiled binaries, so it's just FreeBSD that should default to Clang
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if Sys.KERNEL === :FreeBSD
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cc = "clang"
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use_clang = true
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else
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cc = "gcc"
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use_clang = false
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end
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if Sys.ARCH in [:i386, :i387, :i486, :i586, :i686]
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cc *= " -m32"
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fc *= " -m32"
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elseif Sys.ARCH === :x86_64
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cc *= " -m64"
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fc *= " -m64"
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end
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flags = [
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# OpenSpecFun build flags
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"ARCH=\"$(Sys.ARCH)\"",
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"CC=\"$cc\"",
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"FC=\"$fc\"",
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"USECLANG=$(Int(use_clang))",
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"USEGCC=$(Int(!use_clang))",
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"USE_OPENLIBM=$(Int(use_openlibm))",
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"CFLAGS=\"-O3 -std=c99\"",
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"FFLAGS=\"-O2 -fPIC\"",
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"LDFLAGS=\"-L$(libdir(openspecfun)) -Wl,-rpath,'\$\$ORIGIN' -Wl,-z,origin\"",
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# Make flags
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"DESTDIR=\"\"",
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"prefix=$(depsdir(openspecfun))",
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"libdir=$(libdir(openspecfun))",
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"shlibdir=$(libdir(openspecfun))",
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"includedir=$(includedir(openspecfun))",
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"O="
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]
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provides(Sources, URI("https://github.com/JuliaLang/openspecfun/archive/v$OSF_VERS.tar.gz"),
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openspecfun)
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provides(BuildProcess,
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(@build_steps begin
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GetSources(openspecfun)
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CreateDirectory(builddir(openspecfun))
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@build_steps begin
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ChangeDirectory(builddir(openspecfun))
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FileRule(joinpath(libdir(openspecfun), "libopenspecfun." * Libdl.dlext),
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@build_steps begin
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CreateDirectory(libdir(openspecfun))
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`$MAKE_CMD install $flags`
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end)
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end
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end), openspecfun)

‎src/SpecialFunctions.jl

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using Compat
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let depsfile = joinpath(dirname(@__FILE__), "..", "deps", "deps.jl")
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if isfile(depsfile)
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include(depsfile)
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else
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error("SpecialFunctions is not properly installed. Please run " *
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"Pkg.build(\"SpecialFunctions\") and restart Julia.")
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end
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end
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if isdefined(Base, :airyai) && VERSION < v"0.7.0-DEV.986" #22763
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import Base: airyai, airyaix, airyaiprime, airyaiprimex,
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airybi, airybix, airybiprime, airybiprimex,
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export sinint,
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cosint
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if isdefined(Base.Math, :openspecfun)
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const openspecfun = Base.Math.openspecfun
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else
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const openspecfun = "libopenspecfun"
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end
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include("bessel.jl")
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include("erf.jl")
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include("sincosint.jl")

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