fix build script and remove aarch64

.github/workflows/build.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        epics-target: [RTEMS-beatnik, linux-x86_64, linux-aarch64]
+        epics-target: [RTEMS-beatnik, linux-x86_64] # , linux-aarch64]
         target: [developer, runtime]
         include:
           - epics-target: RTEMS-beatnik
@@ -29,12 +29,12 @@ jobs:
             platform: linux/amd64
             os: ubuntu-latest
 
-          - epics-target: linux-aarch64
-            epics-host: linux-aarch64
-            # a temporary name until multi-arch is supported
-            extension: -native-aarch64
-            platform: linux/arm64
-            os: ubuntu-latest
+          # - epics-target: linux-aarch64
+          #   epics-host: linux-aarch64
+          #   # a temporary name until multi-arch is supported
+          #   extension: -native-aarch64
+          #   platform: linux/arm64
+          #   os: ubuntu-latest
 
     runs-on: ${{ matrix.os }}
     env:

build

@@ -4,15 +4,19 @@
 # generic local build script for epics-containers repositories                 #
 ################################################################################
 
+# log commands and stop on errors
+set -xe
+
 # set TARGET_ARCHITECTURE to rtems for RTEMS based targets
-T_A=${TARGET_ARCHITECTURE:-linux}
+T_A=${TARGET_ARCHITECTURE:-linux_x86_64}
 # set TARGET to runtime for runtime images
 TARGET=${TARGET:-developer}
 # set TAG to override the default tag
 TAG=${TAG:-ec_test}
-
-# log commands and stop on errors
-set -xe
+if [[ ${T_A} != "linux_x86_64" ]]; then
+    # container image extension is the lcase of TARGET_ARCHITECTURE
+    IMAGE_EXT=-"${T_A,,}"
+fi
 
 cd $(dirname ${0})
 
@@ -24,5 +28,7 @@ if $docker buildx version &>/dev/null; then builx=buildx; load=--load; fi
 if [ ! -d ibek-support ] ; then git submodule update --init ; fi
 
 # build and developer images
-$docker build $buildx -t ${TAG} --build-arg \
-    TARGET_ARCHITECTURE=$T_A $load --target $TARGET .
+$docker build $buildx -t ${TAG} "${@}"  $load \
+    --build-arg TARGET_ARCHITECTURE=$T_A \
+    --build-arg IMAGE_EXT=$IMAGE_EXT \
+    --target $TARGET .