Add LibSSH2 v1.8.0

LibSSH2/build_tarballs.jl

@@ -0,0 +1,55 @@
+using BinaryBuilder
+
+name = "LibSSH2"
+version = v"1.8.0"
+
+# Collection of sources required to build Ogg
+sources = [
+   "https://github.com/libssh2/libssh2/releases/download/libssh2-$(version)/libssh2-$(version).tar.gz" =>
+   "39f34e2f6835f4b992cafe8625073a88e5a28ba78f83e8099610a7b3af4676d4",
+]
+
+# Bash recipe for building across all platforms
+script = raw"""
+cd $WORKSPACE/srcdir/libssh2*/
+
+BUILD_FLAGS=(
+    -DCMAKE_BUILD_TYPE=Release
+    -DBUILD_SHARED_LIBS=ON
+    -DBUILD_EXAMPLES=OFF
+    -DBUILD_TESTING=OFF
+    -DENABLE_ZLIB_COMPRESSION=OFF
+    "-DCMAKE_INSTALL_PREFIX=${prefix}"
+    "-DCMAKE_TOOLCHAIN_FILE=/opt/$target/$target.toolchain"
+)
+
+if [[ ${target} == *mingw* ]]; then
+    BUILD_FLAGS+=(-DCRYPTO_BACKEND=WinCNG)
+else
+    BUILD_FLAGS+=(-DCRYPTO_BACKEND=mbedTLS)
+fi
+
+mkdir build
+cd build
+
+cmake .. "${BUILD_FLAGS[@]}"
+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 = prefix -> [
+    LibraryProduct(prefix, "libssh2", :libssh2),
+]
+
+# Dependencies that must be installed before this package can be built
+dependencies = [
+    "https://github.com/JuliaWeb/MbedTLSBuilder/releases/download/v0.16.0/build_MbedTLS.v2.13.1.jl",
+]
+
+# Build the tarballs, and possibly a `build.jl` as well.
+build_tarballs(ARGS, name, version, sources, script, platforms, products, dependencies)