Add GnuTLS v3.6.5

GnuTLS/build_tarballs.jl

@@ -0,0 +1,56 @@
+using BinaryBuilder
+
+name = "GnuTLS"
+version = v"3.6.5"
+
+# Collection of sources required to build Ogg
+sources = [
+    "https://www.gnupg.org/ftp/gcrypt/gnutls/v3.6/gnutls-3.6.5.tar.xz" =>
+    "073eced3acef49a3883e69ffd5f0f0b5f46e2760ad86eddc6c0866df4e7abb35",
+]
+
+# Bash recipe for building across all platforms
+script = raw"""
+cd $WORKSPACE/srcdir/gnutls-*/
+
+# Grumble-grumble apple grumble-grumble broken linkers...
+if [[ ${target} == *-apple-* ]]; then
+    export AR=/opt/${target}/bin/ar
+fi
+
+./configure --prefix=${prefix} --host=${target} \
+    --with-included-libtasn1 \
+    --with-included-unistring \
+    --without-p11-kit 
+
+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()
+
+# Wimp out of doing FreeBSD since we don't have that for some targets
+platforms = [p for p in platforms if !(typeof(p) <: FreeBSD)]
+
+# Disable wimpy muscles for much the same reason
+platforms = [p for p in platforms if libc(p) != :musl]
+
+# Disable windows because O_NONBLOCK isn't defined
+platforms = [p for p in platforms if !(typeof(p) <: Windows)]
+
+# The products that we will ensure are always built
+products = prefix -> [
+    LibraryProduct(prefix, "libgnutls", :libgnutls),
+]
+
+# Dependencies that must be installed before this package can be built
+dependencies = [
+    "https://github.com/bicycle1885/ZlibBuilder/releases/download/v1.0.3/build_Zlib.v1.2.11.jl",
+    "https://github.com/JuliaMath/GMPBuilder/releases/download/v6.1.2-2/build_GMP.v6.1.2.jl",
+    "https://github.com/JuliaPackaging/Yggdrasil/releases/download/NettleHogweed-v3.4.1-0/build_Nettle.v3.4.1.jl",
+]
+
+# Build the tarballs, and possibly a `build.jl` as well.
+build_tarballs(ARGS, name, version, sources, script, platforms, products, dependencies)