build xxhash from source

Author: ThomasWaldmann

.github/workflows/ci.yml

@@ -387,13 +387,19 @@ jobs:
                 ;;
 
               omnios)
-                # libxxhash not available?
-                sudo pkg install gcc13 git pkg-config python-313
+                sudo pkg install gcc13 git pkg-config python-313 gnu-make gnu-coreutils
                 sudo ln -sf /usr/bin/python3.13 /usr/bin/python3
                 sudo ln -sf /usr/bin/python3.13-config /usr/bin/python3-config
                 sudo python3 -m ensurepip
                 sudo python3 -m pip install virtualenv
 
+                # install libxxhash from source
+                git clone --depth 1 https://github.com/Cyan4973/xxHash.git
+                cd xxHash
+                sudo gmake install INSTALL=/usr/gnu/bin/install PREFIX=/usr/local
+                cd ..
+                export PKG_CONFIG_PATH="/usr/local/lib/pkgconfig:${PKG_CONFIG_PATH:-}"
+
                 python3 -m venv .venv
                 . .venv/bin/activate
                 python -V