dbld: add SHELL_COMMAND variable

Signed-off-by: Attila Szakacs <[email protected]>
Signed-off-by: Hofi <[email protected]>

Author: alltilla

dbld/rules

@@ -56,7 +56,7 @@ GIT_RELEASE_TAG=syslog-ng-$(VERSION)
 CONFIGURE_OPTS=--enable-debug --enable-manpages --with-python=3 --prefix=/install $(CONFIGURE_ADD)
 DBLD_RULES=$(MAKE) --no-print-directory -f $(DBLD_DIR)/rules
 
-DOCKER_SHELL=$(DOCKER) run $(DOCKER_RUN_ARGS) --rm -ti ${CONTAINER_REGISTRY}/dbld-$* /dbld/shell
+DOCKER_SHELL=$(DOCKER) run $(DOCKER_RUN_ARGS) --rm -ti ${CONTAINER_REGISTRY}/dbld-$* /dbld/shell $(if $(SHELL_COMMAND),"$(SHELL_COMMAND)",bash)
 
 -include $(if $(RULES_CONF),$(RULES_CONF),$(DBLD_DIR)/rules.conf)
 

dbld/shell

@@ -14,4 +14,4 @@ if [ "$IMAGE_PLATFORM" != "devshell" ]; then
 	echo -e "NOTE: the 'devshell' dbld image is more developer friendly, you might want to use that"
 fi
 cd /source
-debian_chroot="dbld" HOME=/build exec bash
+debian_chroot="dbld" HOME=/build exec bash -c "$*"