snappy: update to 1.1.9

- add new dependency on lz4 to avoid opportunistic linking

archivers/snappy/Portfile

@@ -4,18 +4,13 @@ PortSystem          1.0
 PortGroup           cmake 1.1
 PortGroup           github 1.0
 
-github.setup        google snappy 1.1.8
+github.setup        google snappy 1.1.9
 revision            0
 categories          archivers
 platforms           darwin
 maintainers         nomaintainer
 license             BSD
 
-# Remove these lines when updating the port to the next version.
-master_sites        https://github.com/google/snappy/archive/
-distname            ${version}
-worksrcdir          ${name}-${version}
-
 description         a fast compressor/decompressor
 
 long_description    Snappy is a compression/decompression library. It does \
@@ -31,18 +26,20 @@ long_description    Snappy is a compression/decompression library. It does \
 
 homepage            https://google.github.io/snappy/
 
-checksums           rmd160  a4a8766720094b1eba919a617dfeb91e0bf9b8c2 \
-                    sha256  16b677f07832a612b0836178db7f374e414f94657c138e6993cbfc5dcc58651f \
-                    size    1096137
+checksums           rmd160  47903b5f83f424dbab2e593ef5a830a5df079d58 \
+                    sha256  9a60cbec2f1911dd811f37f1ffe7269a44ab4fe981af808d253301138a52be21 \
+                    size    1102487
 
 # CMake Error in CMakeLists.txt:
 #  Target "snappy" requires the language dialect "CXX11" , but CMake does not
 #  know the compile flags to use to enable it.
 compiler.cxx_standard 2011
 
 depends_lib         port:lzo2 \
-                    port:zlib
+                    port:zlib \
+                    port:lz4
 
 configure.args-append \
                     -DBUILD_SHARED_LIBS=ON \
-                    -DSNAPPY_BUILD_TESTS=OFF
+                    -DSNAPPY_BUILD_TESTS=OFF \
+                    -DSNAPPY_BUILD_BENCHMARKS=OFF