diff options
Diffstat (limited to 'Modules/FindFLEX.cmake')
| -rw-r--r-- | Modules/FindFLEX.cmake | 106 |
1 files changed, 53 insertions, 53 deletions
diff --git a/Modules/FindFLEX.cmake b/Modules/FindFLEX.cmake index 586f77a6e..daae94fad 100644 --- a/Modules/FindFLEX.cmake +++ b/Modules/FindFLEX.cmake @@ -8,7 +8,7 @@ # FLEX_INCLUDE_DIRS - The path to the flex headers # # The minimum required version of flex can be specified using the -# standard syntax, e.g. FIND_PACKAGE(FLEX 2.5.13) +# standard syntax, e.g. find_package(FLEX 2.5.13) # # # If flex is found on the system, the module provides the macro: @@ -63,73 +63,73 @@ # (To distribute this file outside of CMake, substitute the full # License text for the above reference.) -FIND_PROGRAM(FLEX_EXECUTABLE flex DOC "path to the flex executable") -MARK_AS_ADVANCED(FLEX_EXECUTABLE) +find_program(FLEX_EXECUTABLE flex DOC "path to the flex executable") +mark_as_advanced(FLEX_EXECUTABLE) -FIND_LIBRARY(FL_LIBRARY NAMES fl +find_library(FL_LIBRARY NAMES fl DOC "Path to the fl library") -FIND_PATH(FLEX_INCLUDE_DIR FlexLexer.h +find_path(FLEX_INCLUDE_DIR FlexLexer.h DOC "Path to the flex headers") -MARK_AS_ADVANCED(FL_LIBRARY FLEX_INCLUDE_DIR) +mark_as_advanced(FL_LIBRARY FLEX_INCLUDE_DIR) -SET(FLEX_INCLUDE_DIRS ${FLEX_INCLUDE_DIR}) -SET(FLEX_LIBRARIES ${FL_LIBRARY}) +set(FLEX_INCLUDE_DIRS ${FLEX_INCLUDE_DIR}) +set(FLEX_LIBRARIES ${FL_LIBRARY}) -IF(FLEX_EXECUTABLE) +if(FLEX_EXECUTABLE) - EXECUTE_PROCESS(COMMAND ${FLEX_EXECUTABLE} --version + execute_process(COMMAND ${FLEX_EXECUTABLE} --version OUTPUT_VARIABLE FLEX_version_output ERROR_VARIABLE FLEX_version_error RESULT_VARIABLE FLEX_version_result OUTPUT_STRIP_TRAILING_WHITESPACE) - IF(NOT ${FLEX_version_result} EQUAL 0) - IF(FLEX_FIND_REQUIRED) - MESSAGE(SEND_ERROR "Command \"${FLEX_EXECUTABLE} --version\" failed with output:\n${FLEX_version_output}\n${FLEX_version_error}") - ELSE() - MESSAGE("Command \"${FLEX_EXECUTABLE} --version\" failed with output:\n${FLEX_version_output}\n${FLEX_version_error}\nFLEX_VERSION will not be available") - ENDIF() - ELSE() + if(NOT ${FLEX_version_result} EQUAL 0) + if(FLEX_FIND_REQUIRED) + message(SEND_ERROR "Command \"${FLEX_EXECUTABLE} --version\" failed with output:\n${FLEX_version_output}\n${FLEX_version_error}") + else() + message("Command \"${FLEX_EXECUTABLE} --version\" failed with output:\n${FLEX_version_output}\n${FLEX_version_error}\nFLEX_VERSION will not be available") + endif() + else() # older versions of flex printed "/full/path/to/executable version X.Y" # newer versions use "basename(executable) X.Y" - GET_FILENAME_COMPONENT(FLEX_EXE_NAME "${FLEX_EXECUTABLE}" NAME) - STRING(REGEX REPLACE "^.*${FLEX_EXE_NAME}\"? (version )?([0-9]+[^ ]*)$" "\\2" + get_filename_component(FLEX_EXE_NAME "${FLEX_EXECUTABLE}" NAME) + string(REGEX REPLACE "^.*${FLEX_EXE_NAME}\"? (version )?([0-9]+[^ ]*)( .*)?$" "\\2" FLEX_VERSION "${FLEX_version_output}") - UNSET(FLEX_EXE_NAME) - ENDIF() + unset(FLEX_EXE_NAME) + endif() #============================================================ # FLEX_TARGET (public macro) #============================================================ # - MACRO(FLEX_TARGET Name Input Output) - 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}) - ENDIF() - ENDIF() - - ADD_CUSTOM_COMMAND(OUTPUT ${Output} + macro(FLEX_TARGET Name Input Output) + set(FLEX_TARGET_usage "FLEX_TARGET(<Name> <Input> <Output> [COMPILE_FLAGS <string>]") + if(${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}) + 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 ${FLEX_EXECUTABLE_opts}) - ENDMACRO(FLEX_TARGET) + set(FLEX_${Name}_DEFINED TRUE) + set(FLEX_${Name}_OUTPUTS ${Output}) + set(FLEX_${Name}_INPUT ${Input}) + set(FLEX_${Name}_COMPILE_FLAGS ${FLEX_EXECUTABLE_opts}) + endmacro() #============================================================ @@ -137,24 +137,24 @@ IF(FLEX_EXECUTABLE) # ADD_FLEX_BISON_DEPENDENCY (public macro) #============================================================ # - MACRO(ADD_FLEX_BISON_DEPENDENCY FlexTarget BisonTarget) + macro(ADD_FLEX_BISON_DEPENDENCY FlexTarget BisonTarget) - IF(NOT FLEX_${FlexTarget}_OUTPUTS) - MESSAGE(SEND_ERROR "Flex target `${FlexTarget}' does not exists.") - ENDIF() + if(NOT FLEX_${FlexTarget}_OUTPUTS) + message(SEND_ERROR "Flex target `${FlexTarget}' does not exists.") + endif() - IF(NOT BISON_${BisonTarget}_OUTPUT_HEADER) - MESSAGE(SEND_ERROR "Bison target `${BisonTarget}' does not exists.") - ENDIF() + if(NOT BISON_${BisonTarget}_OUTPUT_HEADER) + message(SEND_ERROR "Bison target `${BisonTarget}' does not exists.") + endif() - SET_SOURCE_FILES_PROPERTIES(${FLEX_${FlexTarget}_OUTPUTS} + set_source_files_properties(${FLEX_${FlexTarget}_OUTPUTS} PROPERTIES OBJECT_DEPENDS ${BISON_${BisonTarget}_OUTPUT_HEADER}) - ENDMACRO(ADD_FLEX_BISON_DEPENDENCY) + endmacro() #============================================================ -ENDIF(FLEX_EXECUTABLE) +endif() -INCLUDE(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) +include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) FIND_PACKAGE_HANDLE_STANDARD_ARGS(FLEX REQUIRED_VARS FLEX_EXECUTABLE VERSION_VAR FLEX_VERSION) |