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- file(READ build.ninja build_ninja)
- if("${build_ninja}" MATCHES [====[
- # Unknown Build Time Dependencies.
- # Tell Ninja that they may appear as side effects of build rules
- # otherwise ordered by order-only dependencies.
- ((build [^:]*: phony[^\n]*
- )*)# ========]====])
- set(phony "${CMAKE_MATCH_1}")
- if(NOT phony)
- message(STATUS "build.ninja correctly does not have extra phony rules")
- else()
- string(REGEX REPLACE "\n+$" "" phony "${phony}")
- string(REGEX REPLACE "\n" "\n " phony " ${phony}")
- message(FATAL_ERROR "build.ninja incorrectly has extra phony rules:\n"
- "${phony}")
- endif()
- else()
- message(FATAL_ERROR "build.ninja is incorrectly missing expected block")
- endif()
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