1 files changed, 41 insertions, 0 deletions
diff --git a/build_linux64.bash b/build_linux64.bash
new file mode 100755
index 000000000000..c79232616e00
--- /dev/null
+++ b/build_linux64.bash
@@ -0,0 +1,41 @@
+    virtualenv ".venv" -p python3
+    source ".venv/bin/activate"
+    pip install --upgrade certifi
+    if command -v autobuild; then
+        abver="$(autobuild --version)"
+        echo "Found ${abver}"
+        if [ "${abver}" = "autobuild 2.1.0" ]; then
+            echo "Reinstalling autobuild to work around some bugs"
+            pip3 uninstall --yes autobuild
+            pip3 install autobuild -i https://git.alchemyviewer.org/api/v4/projects/54/packages/pypi/simple --extra-index-url https://pypi.org/simple
+        fi
+    else
+        pip3 install autobuild -i https://git.alchemyviewer.org/api/v4/projects/54/packages/pypi/simple --extra-index-url https://pypi.org/simple
+    fi
+    # we have a lot of files, relax ulimit to help performance
+    ulimit -n 20000
+    # shellcheck disable=SC2153
+    autobuild configure -A 64 -c ReleaseOS -- -DLL_TESTS:BOOL=OFF -DDISABLE_FATAL_WARNINGS=ON -DUSE_LTO:BOOL="$(grep -cq '[^!]lto' <<< "${1}" && echo 'ON' || echo 'OFF')" -DVIEWER_CHANNEL="Alchemy Test"
+    cd "build-linux-64" || exit 1
+    jobcount=$(nproc)
+    if [[ ${jobcount} -gt 1 ]]; then
+        # The viewer requires an average of 4GB of memory per CPU core to sucessfully link
+        mempercorekb=$((4 * 1048576))
+        requiredmemorykb=$(($(nproc) * mempercorekb))
+        availablememorykb=$(grep MemTotal /proc/meminfo | tr -s ' ' | cut -d ' ' -f 2)
+        freememkb="$(grep MemFree /proc/meminfo | tr -s ' ' | cut -d ' ' -f 2)"
+        if [[ ${requiredmemorykb} -gt ${availablememorykb} ]]; then
+        jobs=0
+        until [[ $(((jobs + 1) * mempercorekb)) -gt ${availablememorykb} ]]; do
+           jobs=$((jobs+1))
+        done
+        #((jobs--))
+        jobcount=${jobs}
+        elif [[ ${jobcount} -le 8 ]]; then
+           jobcount=$((jobcount - 1))
+        else
+           jobcount=$((jobcount - 2))
+        fi
+    fi
+    echo "Building with ${jobcount} jobs (adjusted)"
+    time ninja -l"$(nproc)" -j${jobcount}