File: multiple-targets.ninja

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# Check building of multiple targets.

# This checks that we build multiple targets concurrently (using the same lock
# trick as the parallel test), and that we don't build them more than once.

# RUN: rm -rf %t.build
# RUN: mkdir -p %t.build
# RUN: cp %s %t.build/build.ninja
# RUN: cp %S/Inputs/wait-for-file %t.build
# RUN: %{llbuild} ninja build --chdir %t.build node-A node-B node-A node-B &> %t.out
# RUN: %{FileCheck} < %t.out %s
#
# CHECK: [1/{{.*}}] rm -f node-{A,B}-semaphore
# CHECK: [2/{{.*}}] touch node-{{.}}-semaphore
# CHECK: [3/{{.*}}] touch node-{{.}}-semaphore
# CHECK-NOT: [4/{{.*}}]

rule CUSTOM
  command = ${COMMAND}

build cleanup: CUSTOM
  command = rm -f node-{A,B}-semaphore
build node-A: CUSTOM cleanup
  command = touch node-B-semaphore && ./wait-for-file node-A-semaphore
build node-B: CUSTOM cleanup
  command = touch node-A-semaphore && ./wait-for-file node-B-semaphore