cmake: disable tests and man generation if perl/nroff not found
Fixes https://github.com/curl/curl/issues/1500 Reported-by: Jay Satiro Fixes https://github.com/curl/curl/pull/1662 Assisted-by: Tom Seddon Assisted-by: dpull@users.noreply.github.com Assisted-by: elelel@users.noreply.github.com Closes https://github.com/curl/curl/pull/1924
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@ -93,3 +93,32 @@ macro(CURL_INTERNAL_TEST_RUN CURL_TEST)
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endif(${CURL_TEST}_COMPILE AND NOT ${CURL_TEST})
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endif()
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endmacro(CURL_INTERNAL_TEST_RUN)
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macro(CURL_NROFF_CHECK)
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find_program(NROFF NAMES gnroff nroff)
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if(NROFF)
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# Need a way to write to stdin, this will do
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt" "test")
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# Tests for a valid nroff option to generate a manpage
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foreach(_MANOPT "-man" "-mandoc")
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execute_process(COMMAND "${NROFF}" ${_MANOPT}
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OUTPUT_VARIABLE NROFF_MANOPT_OUTPUT
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INPUT_FILE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt"
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ERROR_QUIET)
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# Save the option if it was valid
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if(NROFF_MANOPT_OUTPUT)
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message("Found *nroff option: -- ${_MANOPT}")
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set(NROFF_MANOPT ${_MANOPT})
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set(NROFF_USEFUL ON)
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break()
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endif()
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endforeach()
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# No need for the temporary file
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file(REMOVE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt")
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if(NOT NROFF_USEFUL)
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message(WARNING "Found no *nroff option to get plaintext from man pages")
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endif()
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else()
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message(WARNING "Found no *nroff program")
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endif()
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endmacro(CURL_NROFF_CHECK)
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@ -203,38 +203,20 @@ if(ENABLE_IPV6 AND NOT WIN32)
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endif()
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endif()
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option(ENABLE_MANUAL "to provide the built-in manual" ON)
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unset(USE_MANUAL CACHE) # TODO: cache NROFF/NROFF_MANOPT/USE_MANUAL vars?
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if(ENABLE_MANUAL)
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find_program(NROFF NAMES gnroff nroff)
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if(NROFF)
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# Need a way to write to stdin, this will do
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt" "test")
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# Tests for a valid nroff option to generate a manpage
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foreach(_MANOPT "-man" "-mandoc")
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execute_process(COMMAND "${NROFF}" ${_MANOPT}
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OUTPUT_VARIABLE NROFF_MANOPT_OUTPUT
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INPUT_FILE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt"
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ERROR_QUIET)
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# Save the option if it was valid
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if(NROFF_MANOPT_OUTPUT)
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message("Found *nroff option: -- ${_MANOPT}")
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set(NROFF_MANOPT ${_MANOPT})
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set(USE_MANUAL 1)
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break()
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endif()
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endforeach()
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# No need for the temporary file
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file(REMOVE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt")
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if(NOT USE_MANUAL)
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message(WARNING "Found no *nroff option to get plaintext from man pages")
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endif()
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else()
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message(WARNING "Found no *nroff program")
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endif()
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CURL_NROFF_CHECK()
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find_package(Perl)
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CMAKE_DEPENDENT_OPTION(ENABLE_MANUAL "to provide the built-in manual"
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ON "NROFF_USEFUL;PERL_FOUND"
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OFF)
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if(NOT PERL_FOUND)
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message(STATUS "Perl not found, testing disabled.")
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set(BUILD_TESTING OFF)
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endif()
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if(ENABLE_MANUAL)
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set(USE_MANUAL ON)
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endif()
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# Required for building manual, docs, tests
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find_package(Perl REQUIRED)
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# We need ansi c-flags, especially on HP
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set(CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS}")
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@ -1149,8 +1131,12 @@ function(TRANSFORM_MAKEFILE_INC INPUT_FILE OUTPUT_FILE)
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endfunction()
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add_subdirectory(docs)
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if(USE_MANUAL)
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add_subdirectory(docs)
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endif()
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add_subdirectory(lib)
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if(BUILD_CURL_EXE)
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add_subdirectory(src)
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endif()
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