build shell improvements

util/build-debian-package.sh

@@ -16,11 +16,11 @@ if ! [ -x "$(command -v ./lightwalletd)" ]; then
 fi
 
 # Check if lintian is installed and exit if it is not
-#if ! [ -x "$(command -v lintian)" ]; then
-#  echo 'Error: lintian is not installed yet. Consult your Linux version package manager...' >&2
-#  echo ""
-#  exit 1
-#fi
+if ! [ -x "$(command -v lintian)" ]; then
+  echo 'Error: lintian is not installed yet. Consult your Linux version package manager...' >&2
+  echo ""
+  exit 1
+fi
 
 echo "Let There Be Hush Lightwalletd Debian Packages!"
 echo ""
@@ -92,7 +92,6 @@ fakeroot dpkg-deb --build $BUILD_DIR
 cp $BUILD_PATH/$PACKAGE_NAME-$PACKAGE_VERSION-$ARCH.deb $SRC_PATH
 shasum -a 256 $SRC_PATH/$PACKAGE_NAME-$PACKAGE_VERSION-$ARCH.deb
 # Analyze with Lintian, reporting bugs and policy violations
-# Arch does not have lintian, as it's a Debian package, so commenting this out
-# To-DO - test on Debian/Ubuntu, create AUR lintian package
-#lintian -i $SRC_PATH/$PACKAGE_NAME-$PACKAGE_VERSION-$ARCH.deb
+# Arch does not have lintian, as it's a Debian package, so run this on Debian stuff
+lintian -i $SRC_PATH/$PACKAGE_NAME-$PACKAGE_VERSION-$ARCH.deb
 exit 0

util/build.sh

@@ -4,11 +4,21 @@
 # file LICENSE or https://www.gnu.org/licenses/gpl-3.0.en.html
 
 # Purpose: Script to build Hush lightwalletd on x86 64-bit arch
+## Usage: ./util/build.sh
 
+# Check if go is installed on system...
+v=`go version | { read _ _ v _; echo ${v#go}; }`
+function version { echo "$@" | awk -F. '{ printf("%d%03d%03d%03d\n", $1,$2,$3,$4); }'; }
 # Check if go is installed on system and exits if it is not
 if ! [ -x "$(command -v go)" ]; then
   echo 'Error: go is not installed. Install go and try again.' >&2
   exit 1
+# If go is installed, then check system for at least version 1.13.0
+elif [ $(version $v) -lt $(version "1.13.0") ]; then
+  echo 'Error: the go version you have installed requires at least version 1.13, which your system does not have installed. Install a newer version of go and try again.' >&2
+  echo ''
+  echo "Try out gobrew to install a newer version than what your OS package manager supplies."
+  exit 1
 fi
 
 echo ""
@@ -23,7 +33,7 @@ echo "+------'+------'+------'+------'+------'+------'+------'+------'+------'+-
 
 # now to compiling...
 echo ""
-echo "You have go installed, so starting to compile Hush lightwalletd for you..."
+echo "You have at least go 1.13.0 installed, so starting to compile Hush lightwalletd for you..."
 cd `pwd`/cmd/server
 go build -o lightwalletd main.go
 mv lightwalletd `pwd`/../../lightwalletd