Statically link libc

.circleci/config.yml

@@ -63,7 +63,7 @@ jobs:
         - checkout
         - run: sudo apt-get install python-requests
         - run: go get -t -d -v ./...
-        - run: go install ./...
+        - run: go install -ldflags="-extldflags=-static" ./...
         - run:
             command: system_test/full_system_test.py
             environment:

package.sh

@@ -42,7 +42,7 @@ cd rqlite
 go get -d ./...
 
 LINKER_PKG_PATH=github.com/rqlite/rqlite/cmd
-go install -ldflags="-X $LINKER_PKG_PATH.Version=$VERSION -X $LINKER_PKG_PATH.Branch=$branch -X $LINKER_PKG_PATH.Commit=$commit -X $LINKER_PKG_PATH.Buildtime=$buildtime" ./...
+go install -ldflags="-extldflags=-static -X $LINKER_PKG_PATH.Version=$VERSION -X $LINKER_PKG_PATH.Branch=$branch -X $LINKER_PKG_PATH.Commit=$commit -X $LINKER_PKG_PATH.Buildtime=$buildtime" ./...
 
 release=`echo rqlite-$VERSION-$kernel-$machine | tr '[:upper:]' '[:lower:]'`
 release_pkg=${release}.tar.gz