|
|
You are now on the CMake community wiki.
|
|
|
Many pages are now **DEPRECATED** and sometimes even considered bad
|
|
|
practice. Those are only kept as reference for previous CMake versions.
|
|
|
The documentation for the latest version is available here:
|
|
|
[CMake Documentation](https://cmake.org/documentation/).
|
|
|
|
|
|
-----
|
|
|
|
|
|
# - Look for GNU Bison, the parser generator
|
|
|
# Based off a news post from Andy Cedilnik at Kitware
|
|
|
# Defines the following:
|
|
|
# BISON_EXECUTABLE - path to the bison executable
|
|
|
# BISON_FILE - parse a file with bison
|
|
|
# BISON_PREFIX_OUTPUTS - Set to true to make BISON_FILE produce prefixed
|
|
|
# symbols in the generated output based on filename.
|
|
|
# So for ${filename}.y, you'll get ${filename}parse(), etc.
|
|
|
# instead of yyparse().
|
|
|
# BISON_GENERATE_DEFINES - Set to true to make BISON_FILE output the matching
|
|
|
# .h file for a .c file. You want this if you're using
|
|
|
# flex.
|
|
|
|
|
|
IF(NOT DEFINED BISON_PREFIX_OUTPUTS)
|
|
|
SET(BISON_PREFIX_OUTPUTS FALSE)
|
|
|
ENDIF(NOT DEFINED BISON_PREFIX_OUTPUTS)
|
|
|
|
|
|
IF(NOT DEFINED BISON_GENERATE_DEFINES)
|
|
|
SET(BISON_GENERATE_DEFINES FALSE)
|
|
|
ENDIF(NOT DEFINED BISON_GENERATE_DEFINES)
|
|
|
|
|
|
IF(NOT BISON_EXECUTABLE)
|
|
|
MESSAGE(STATUS "Looking for bison")
|
|
|
FIND_PROGRAM(BISON_EXECUTABLE bison)
|
|
|
IF(BISON_EXECUTABLE)
|
|
|
MESSAGE(STATUS "Looking for bison -- ${BISON_EXECUTABLE}")
|
|
|
ENDIF(BISON_EXECUTABLE)
|
|
|
ENDIF(NOT BISON_EXECUTABLE)
|
|
|
|
|
|
IF(BISON_EXECUTABLE)
|
|
|
MACRO(BISON_FILE FILENAME)
|
|
|
GET_FILENAME_COMPONENT(PATH "${FILENAME}" PATH)
|
|
|
IF("${PATH}" STREQUAL "")
|
|
|
SET(PATH_OPT "")
|
|
|
ELSE("${PATH}" STREQUAL "")
|
|
|
SET(PATH_OPT "/${PATH}")
|
|
|
ENDIF("${PATH}" STREQUAL "")
|
|
|
GET_FILENAME_COMPONENT(HEAD "${FILENAME}" NAME_WE)
|
|
|
IF(NOT EXISTS "${CMAKE_CURRENT_BINARY_DIR}${PATH_OPT}")
|
|
|
FILE(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}${PATH_OPT}")
|
|
|
ENDIF(NOT EXISTS "${CMAKE_CURRENT_BINARY_DIR}${PATH_OPT}")
|
|
|
IF(BISON_PREFIX_OUTPUTS)
|
|
|
SET(PREFIX "${HEAD}")
|
|
|
ELSE(BISON_PREFIX_OUTPUTS)
|
|
|
SET(PREFIX "yy")
|
|
|
ENDIF(BISON_PREFIX_OUTPUTS)
|
|
|
SET(OUTFILE "${CMAKE_CURRENT_BINARY_DIR}${PATH_OPT}/${HEAD}.tab.c")
|
|
|
IF(BISON_GENERATE_DEFINES)
|
|
|
SET(HEADER "${CMAKE_CURRENT_BINARY_DIR}${PATH_OPT}/${HEAD}.tab.h")
|
|
|
ADD_CUSTOM_COMMAND(
|
|
|
OUTPUT "${OUTFILE}" "${HEADER}"
|
|
|
COMMAND "${BISON_EXECUTABLE}"
|
|
|
ARGS "--name-prefix=${PREFIX}"
|
|
|
"--defines"
|
|
|
"--output-file=${OUTFILE}"
|
|
|
"${CMAKE_CURRENT_SOURCE_DIR}/${FILENAME}"
|
|
|
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/${FILENAME}")
|
|
|
SET_SOURCE_FILES_PROPERTIES("${OUTFILE}" "${HEADER}" PROPERTIES GENERATED TRUE)
|
|
|
SET_SOURCE_FILES_PROPERTIES("${HEADER}" PROPERTIES HEADER_FILE_ONLY TRUE)
|
|
|
ELSE(BISON_GENERATE_DEFINES)
|
|
|
ADD_CUSTOM_COMMAND(
|
|
|
OUTPUT "${OUTFILE}"
|
|
|
COMMAND "${BISON_EXECUTABLE}"
|
|
|
ARGS "--name-prefix=${PREFIX}"
|
|
|
"--output-file=${OUTFILE}"
|
|
|
"${CMAKE_CURRENT_SOURCE_DIR}/${FILENAME}"
|
|
|
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/${FILENAME}")
|
|
|
SET_SOURCE_FILES_PROPERTIES("${OUTFILE}" PROPERTIES GENERATED TRUE)
|
|
|
ENDIF(BISON_GENERATE_DEFINES)
|
|
|
ENDMACRO(BISON_FILE)
|
|
|
ENDIF(BISON_EXECUTABLE)
|
|
|
|
|
|
|
|
|
----
|
|
|
This page was initially populated by conversion from its [original location](https://public.kitware.com/Wiki/CMakeUserUseBison) in another wiki. |