Merge pull request #151 from haberdashPI/libass

Added builder for libass

L/libass/build_tarballs.jl

@@ -0,0 +1,40 @@
+# Note that this script can accept some limited command-line arguments, run
+# `julia build_tarballs.jl --help` to see a usage message.
+using BinaryBuilder
+name = "libass"
+version = v"0.14.0"
+
+# Collection of sources required to build libass
+sources = [
+    "https://github.com/libass/libass/releases/download/$(version)/libass-$(version).tar.xz" =>
+    "881f2382af48aead75b7a0e02e65d88c5ebd369fe46bc77d9270a94aa8fd38a2",
+]
+
+# Bash recipe for building across all platforms
+script = raw"""
+cd $WORKSPACE/srcdir/libass-*
+apk add nasm
+./configure --prefix=$prefix --host=$target --disable-require-system-font-provider
+make -j${nproc}
+make install
+"""
+
+# These are the platforms we will build for by default, unless further
+# platforms are passed in on the command line
+platforms = supported_platforms()
+
+# The products that we will ensure are always built
+products = [
+    LibraryProduct("libass", :libass),
+]
+
+# Dependencies that must be installed before this package can be built
+dependencies = [
+    "FreeType2_jll",
+    "FriBidi_jll",
+    "Bzip2_jll",
+    "Zlib_jll"
+]
+
+# Build the tarballs, and possibly a `build.jl` as well.
+build_tarballs(ARGS, name, version, sources, script, platforms, products, dependencies)