Add meson build guide

diff --git a/contrib/meson/README b/contrib/meson/README
index 0b5331e6dbfc752faa5bca2074a92442ffa20bb9..6641f64c9d502e9cd6ee97dc10ebfe721fbf6845 100644 (file)
--- a/contrib/meson/README
+++ b/contrib/meson/README
@@ -1,3 +1,12 @@
 This Meson project is provided with no guarantee and maintained by Dima Krasner <dima@dimakrasner.com>.
 
 It outputs one libzstd, either shared or static, depending on default_library.
+
+How to build
+============
+
+`cd` to this meson directory (`zstd/contrib/meson`) and type:
+
+    $ meson --buildtype=release --strip --prefix=/usr builddir
+    $ ninja             # to build
+    $ ninja install     # to install