diff options
| author | Chris Davies <chrislewellyn@googlemail.com> | 2015-10-17 17:50:00 +0100 |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2015-10-19 09:46:25 -0400 |
| commit | 30710b8d32344a7a9acf944f97fc947fd491cd65 (patch) | |
| tree | bbae7dda4c1bcb0a649d2c990d665d871f400897 /Modules/FindFLEX.cmake | |
| parent | bf7d21b0cd7bfad2469a4ae337056a754e6b0fe5 (diff) | |
| download | cmake-30710b8d32344a7a9acf944f97fc947fd491cd65.tar.gz | |
FindFLEX: Use CMAKE_PARSE_ARGUMENTS to parse arguments
Diffstat (limited to 'Modules/FindFLEX.cmake')
| -rw-r--r-- | Modules/FindFLEX.cmake | 59 |
1 files changed, 37 insertions, 22 deletions
diff --git a/Modules/FindFLEX.cmake b/Modules/FindFLEX.cmake index c837c52c7e..8ede93b216 100644 --- a/Modules/FindFLEX.cmake +++ b/Modules/FindFLEX.cmake @@ -113,6 +113,8 @@ find_path(FLEX_INCLUDE_DIR FlexLexer.h mark_as_advanced(FL_LIBRARY FLEX_INCLUDE_DIR) +include(${CMAKE_CURRENT_LIST_DIR}/CMakeParseArguments.cmake) + set(FLEX_INCLUDE_DIRS ${FLEX_INCLUDE_DIR}) set(FLEX_LIBRARIES ${FL_LIBRARY}) @@ -145,31 +147,44 @@ if(FLEX_EXECUTABLE) #============================================================ # macro(FLEX_TARGET Name Input Output) + set(FLEX_EXECUTABLE_opts "") + + set(FLEX_TARGET_PARAM_OPTIONS) + set(FLEX_TARGET_PARAM_ONE_VALUE_KEYWORDS + COMPILE_FLAGS + ) + set(FLEX_TARGET_PARAM_MULTI_VALUE_KEYWORDS) + + cmake_parse_arguments( + FLEX_TARGET_ARG + "${FLEX_TARGET_PARAM_OPTIONS}" + "${FLEX_TARGET_PARAM_ONE_VALUE_KEYWORDS}" + "${FLEX_TARGET_MULTI_VALUE_KEYWORDS}" + ${ARGN} + ) + set(FLEX_TARGET_usage "FLEX_TARGET(<Name> <Input> <Output> [COMPILE_FLAGS <string>]") - if(${ARGC} GREATER 3) - if(${ARGC} EQUAL 5) - if("${ARGV3}" STREQUAL "COMPILE_FLAGS") - set(FLEX_EXECUTABLE_opts "${ARGV4}") - separate_arguments(FLEX_EXECUTABLE_opts) - else() - message(SEND_ERROR ${FLEX_TARGET_usage}) - endif() - else() - message(SEND_ERROR ${FLEX_TARGET_usage}) + + if(NOT "${FLEX_TARGET_ARG_UNPARSED_ARGUMENTS}" STREQUAL "") + message(SEND_ERROR ${FLEX_TARGET_usage}) + else() + if(NOT "${FLEX_TARGET_ARG_COMPILE_FLAGS}" STREQUAL "") + set(FLEX_EXECUTABLE_opts "${FLEX_TARGET_ARG_COMPILE_FLAGS}") + separate_arguments(FLEX_EXECUTABLE_opts) endif() - endif() - add_custom_command(OUTPUT ${Output} - COMMAND ${FLEX_EXECUTABLE} - ARGS ${FLEX_EXECUTABLE_opts} -o${Output} ${Input} - DEPENDS ${Input} - COMMENT "[FLEX][${Name}] Building scanner with flex ${FLEX_VERSION}" - WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}) - - set(FLEX_${Name}_DEFINED TRUE) - set(FLEX_${Name}_OUTPUTS ${Output}) - set(FLEX_${Name}_INPUT ${Input}) - set(FLEX_${Name}_COMPILE_FLAGS ${FLEX_EXECUTABLE_opts}) + add_custom_command(OUTPUT ${Output} + COMMAND ${FLEX_EXECUTABLE} + ARGS ${FLEX_EXECUTABLE_opts} -o${Output} ${Input} + DEPENDS ${Input} + COMMENT "[FLEX][${Name}] Building scanner with flex ${FLEX_VERSION}" + WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}) + + set(FLEX_${Name}_DEFINED TRUE) + set(FLEX_${Name}_OUTPUTS ${Output}) + set(FLEX_${Name}_INPUT ${Input}) + set(FLEX_${Name}_COMPILE_FLAGS ${FLEX_EXECUTABLE_opts}) + endif() endmacro() #============================================================ |