make: Allow to specify bazel startup options.

And don't parse binary paths for the build target.

Signed-off-by: Andrei Vagin <avagin@gmail.com>

.travis.yml

@@ -13,7 +13,10 @@ jobs:
    - os: linux
      arch: arm64
 script:
-   - uname -a && make smoke-test
+   # On arm64, we need to create our own pipes for stderr and stdout,
+   # otherwise we will not be able to open /dev/stderr. This is probably
+   # due to AppArmor rules.
+   - uname -a && make smoke-test 2>&1 | cat
 branches:
   except:
   # Skip copybara branches.

Makefile

@@ -16,6 +16,7 @@
 
 # Described below.
 OPTIONS :=
+STARTUP_OPTIONS :=
 TARGETS := //runsc
 ARGS    :=
 
@@ -24,7 +25,7 @@ default: runsc
 
 ## usage: make <target>
 ##         or
-##        make <build|test|copy|run|sudo> OPTIONS="..." TARGETS="..." ARGS="..."
+##        make <build|test|copy|run|sudo> STARTUP_OPTIONS="..." OPTIONS="..." TARGETS="..." ARGS="..."
 ##
 ## Basic targets.
 ##
@@ -33,6 +34,7 @@ default: runsc
 ##   requirements.
 ##
 ##   There are common arguments that may be passed to targets. These are:
+##     STARTUP_OPTIONS - Bazel startup options.
 ##     OPTIONS - Build or test options.
 ##     TARGETS - The bazel targets.
 ##     ARGS    - Arguments for run or sudo.

tools/bazel.mk

@@ -93,14 +93,16 @@ bazel-server: ## Ensures that the server exists. Used as an internal target.
 	@docker exec $(DOCKER_NAME) true || $(MAKE) bazel-server-start
 .PHONY: bazel-server
 
-build_paths = docker exec --user $(UID):$(GID) -i $(DOCKER_NAME) sh -o pipefail -c 'bazel build $(OPTIONS) $(TARGETS) 2>&1 \
-		| tee /dev/fd/2 \
+build_cmd = docker exec --user $(UID):$(GID) -i $(DOCKER_NAME) sh -o pipefail -c 'bazel $(STARTUP_OPTIONS) build $(OPTIONS) $(TARGETS)'
+
+build_paths = $(build_cmd) 2>&1 \
+		| tee /proc/self/fd/2 \
 		| grep -E "^  bazel-bin/" \
-		| awk "{print $$1;}"' \
+		| awk "{print $$1;}" \
 		| xargs -n 1 -I {} sh -c "$(1)"
 
 build: bazel-server
-	@$(call build_paths,echo {})
+	@$(call build_cmd)
 .PHONY: build
 
 copy: bazel-server
@@ -118,5 +120,5 @@ sudo: bazel-server
 .PHONY: sudo
 
 test: bazel-server
-	@docker exec --user $(UID):$(GID) -i $(DOCKER_NAME) bazel test $(OPTIONS) $(TARGETS)
+	@docker exec --user $(UID):$(GID) -i $(DOCKER_NAME) bazel $(STARTUP_OPTIONS) test $(OPTIONS) $(TARGETS)
 .PHONY: test