diff options
Diffstat (limited to 'CMake/Macros.cmake')
| -rw-r--r-- | CMake/Macros.cmake | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/CMake/Macros.cmake b/CMake/Macros.cmake index dab005f73..82aadca9d 100644 --- a/CMake/Macros.cmake +++ b/CMake/Macros.cmake @@ -93,3 +93,32 @@ macro(CURL_INTERNAL_TEST_RUN CURL_TEST) endif(${CURL_TEST}_COMPILE AND NOT ${CURL_TEST}) endif() endmacro(CURL_INTERNAL_TEST_RUN) + +macro(CURL_NROFF_CHECK) + find_program(NROFF NAMES gnroff nroff) + if(NROFF) + # Need a way to write to stdin, this will do + file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt" "test") + # Tests for a valid nroff option to generate a manpage + foreach(_MANOPT "-man" "-mandoc") + execute_process(COMMAND "${NROFF}" ${_MANOPT} + OUTPUT_VARIABLE NROFF_MANOPT_OUTPUT + INPUT_FILE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt" + ERROR_QUIET) + # Save the option if it was valid + if(NROFF_MANOPT_OUTPUT) + message("Found *nroff option: -- ${_MANOPT}") + set(NROFF_MANOPT ${_MANOPT}) + set(NROFF_USEFUL ON) + break() + endif() + endforeach() + # No need for the temporary file + file(REMOVE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt") + if(NOT NROFF_USEFUL) + message(WARNING "Found no *nroff option to get plaintext from man pages") + endif() + else() + message(WARNING "Found no *nroff program") + endif() +endmacro(CURL_NROFF_CHECK) |