From 3f0fa81f18f2051d233e6d0ce64f6f26bc524756 Mon Sep 17 00:00:00 2001
From: Siegfried Siegert <Siegfried.Siegert@mimbach49.de>
Date: Sun, 13 Sep 2020 17:57:50 +0200
Subject: [PATCH] Update build for cross-compiling using CGO

---
 build.sh | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/build.sh b/build.sh
index 1097da7..5ea29a4 100755
--- a/build.sh
+++ b/build.sh
@@ -19,7 +19,6 @@ GO_BUILD_OPTIONS=-v
 #GO_BUILD_OPTIONS="-a -v"
 DEFAULT_TARGET=amd64
 
-
 #######################################################################################
 # functions
 
@@ -35,17 +34,25 @@ usage() {
 
 build_linux_amd64() {
     echo -e "\nBuilding for Linux amd64:"
+    
     env GOOS=linux GOARCH=amd64 go build ${GO_BUILD_OPTIONS} -ldflags "$(govvv -flags)" -o ${APP}-linux-amd64
     echo -e "\t\t${GREEN}... done${NC}"
 }
 
 build_linux_arm() {
     echo -e "\nBuilding for arm:"
+    
+    # setup environment
+    export CGO_ENABLED=1
+    export PATH=$PATH:/opt/devel/ptu4/buildrootBuild/host/usr/bin
+    export CC=arm-linux-gcc
+    export PKG_CONFIG_PATH=/opt/devel/ptu4/buildrootBuild/host/usr/lib/pkgconfig
+    
     env GOOS=linux GOARCH=arm go build ${GO_BUILD_OPTIONS} -ldflags "$(govvv -flags)" -o ${APP}-linux-arm
     echo -e "\t\t${GREEN}... done${NC}"
 
     echo -e "\nstipping arm binary:"
-    strip -o ${TARGET}-linux-arm-stripped ${TARGET}-linux-arm
+    strip -o ${TARGET}-linux-arm-stripped ${APP}-linux-arm
     echo -e "\t\t${GREEN}... done${NC}"
 }