[u/mrichter/AliRoot.git] / cmake / CMakeALICE.cmake

# **************************************************************************
# * Copyright(c) 1998-2014, ALICE Experiment at CERN, All rights reserved. *
# *                                                                        *
# * Author: The ALICE Off-line Project.                                    *
# * Contributors are mentioned in the code where appropriate.              *
# *                                                                        *
# * Permission to use, copy, modify and distribute this software and its   *
# * documentation strictly for non-commercial purposes is hereby granted   *
# * without fee, provided that the above copyright notice appears in all   *
# * copies and that both the copyright notice and this permission notice   *
# * appear in the supporting documentation. The authors make no claims     *
# * about the suitability of this software for any purpose. It is          *
# * provided "as is" without express or implied warranty.                  *
# **************************************************************************

# General purpose functions

#########################
# ROOT utilities
#########################

# Generation of the dictionaries
# @DNAME  Dictionary name
# @LDNAME LinkDef file name, ex: LinkDef.h
# @DHDRS  Dictionary headers
# @DINCDIR Include folders that need to be passed to cint/cling
# @EXTRADEFINITIONS - optional, extra compile flags specific to library
#       - used as ${ARGV4}
macro(generate_dictionary DNAME LDNAME DHDRS DINCDIRS)

    # Creating the INCLUDE path for cint/cling
    foreach( dir ${DINCDIRS})
        set(INCLUDE_PATH -I${dir} ${INCLUDE_PATH})
    endforeach()
    
    # Get the list of definitions from the directory to be sent to CINT
    get_directory_property(tmpdirdefs COMPILE_DEFINITIONS)
    foreach(dirdef ${tmpdirdefs})
        set(GLOBALDEFINITIONS -D${dirdef} ${GLOBALDEFINITIONS})
    endforeach()
    
    # Custom definitions specific to library
    # Received as the forth optional argument
    separate_arguments(EXTRADEFINITIONS UNIX_COMMAND "${ARGV4}")

    if (ROOT_VERSION_MAJOR LESS 6)
    add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}.cxx ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}.h
                       COMMAND LD_LIBRARY_PATH=${ROOT_LIBDIR}:$ENV{LD_LIBRARY_PATH} ${ROOT_CINT}
                       ARGS -f ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}.cxx -c -p 
                       ${GLOBALDEFINITIONS} ${EXTRADEFINITIONS} ${INCLUDE_PATH} 
                       ${DHDRS} ${LDNAME}
                       DEPENDS ${DHDRS} ${LDNAME} ${ROOT_CINT}
                       WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
                      )
    else (ROOT_VERSION_MAJOR LESS 6)
      add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/lib${DNAME}.rootmap ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}.cxx ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}_rdict.pcm
                       COMMAND
                         LD_LIBRARY_PATH=${ROOT_LIBDIR}:$ENV{LD_LIBRARY_PATH} ${ROOT_CINT}
                       ARGS
                         -f ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}.cxx
                         -rmf ${CMAKE_CURRENT_BINARY_DIR}/lib${DNAME}.rootmap -rml lib${DNAME}
                         ${GLOBALDEFINITIONS} ${EXTRADEFINITIONS} ${INCLUDE_PATH} ${DHDRS} ${LDNAME}
                       DEPENDS
                         ${DHDRS} ${LDNAME} ${ROOT_CINT}
                       WORKING_DIRECTORY
                         ${CMAKE_CURRENT_BINARY_DIR}
                      )

    install(FILES "${CMAKE_CURRENT_BINARY_DIR}/lib${DNAME}.rootmap" DESTINATION lib)
    install(FILES "${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}_rdict.pcm" DESTINATION lib)
    
    endif (ROOT_VERSION_MAJOR LESS 6)

endmacro(generate_dictionary)

# Generate the ROOTmap files
# @LIBNAME - library name: libAnalysis.so -> Analysis.rootmap
# @LIBDEPS - library dependencies
# @LINKDEF - LinkDef header
macro(generate_rootmap LIBNAME LIBDEPS LINKDEF)
#    message(STATUS "LIBNAME = ${LIBNAME}")
#    message(STATUS "LIBDEPS = ${LIBDEPS}")
#    message(STATUS "LINKDEF = ${LINKDEF}")
#    message(STATUS "ROOT_LIBMAP=${ROOT_LIBMAP}")

if (ROOT_VERSION_MAJOR LESS 6)

    set(LOCAL_DEPS)
    foreach(file ${LIBDEPS})
        get_filename_component(ext ${file} EXT)
        if(ext)
            set(LOCAL_DEPS ${LOCAL_DEPS} ${file})
        else()
            set(LOCAL_DEPS ${LOCAL_DEPS} lib${file})
        endif()
    endforeach()

#    message(STATUS "Generating ROOT map for ${LIBNAME}")
    add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/lib${LIBNAME}.rootmap
                       COMMAND LD_LIBRARY_PATH=${ROOT_LIBDIR}:$ENV{LD_LIBRARY_PATH} ${ROOT_LIBMAP}
                       ARGS -o ${CMAKE_CURRENT_BINARY_DIR}/lib${LIBNAME}.rootmap -l lib${LIBNAME} -d ${LOCAL_DEPS} -c ${LINKDEF}
                       DEPENDS ${LIBNAME}
                       WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR} VERBATIM
                      )
    add_custom_target(lib${LIBNAME}.rootmap ALL DEPENDS  ${CMAKE_CURRENT_BINARY_DIR}/lib${LIBNAME}.rootmap)
    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/lib${LIBNAME}.rootmap DESTINATION lib)

endif (ROOT_VERSION_MAJOR LESS 6)

endmacro(generate_rootmap)

#########################
# Static utilities
#########################

# Generate the static dependecies from dynamic list
# @ shared_list - list of shared libraries
# @ static_list - the name of the variable that will contain the list of static libraries
macro(generate_static_dependencies shared_list static_list)
    set(static_list_tmp "")
    foreach(shared_lib ${shared_list})
        set(static_list_tmp ${static_list_tmp} "${shared_lib}-static")
    endforeach()
    
    # create the variable with the name received by the macro
    set(${static_list} ${static_list_tmp})
    # set the scope to parent in order to be visible in the parent
    set(${static_list} PARENT_SCOPE)
endmacro(generate_static_dependencies)

#########################
# DA utilities
#########################

# Extract the first comment from a DA file
# Find the position for first /* and */ and extract the substring
macro(getDAdescription _detector _daname)
    # Reading the file into a string
    file(READ "${_detector}${_daname}da.cxx" tmpinfo)
    
    # Find the first occurance of /* */
    string(FIND "${tmpinfo}" "/*" _first_position)
    string(FIND "${tmpinfo}" "*/" _second_position)
    
    # Adding and removing 2 characters to remove /* */
    math(EXPR _first_position ${_first_position}+2)
    math(EXPR _second_position ${_second_position}-2)
    
    # Generating the length of the comment in order to take out the description
    math(EXPR _desc_length ${_second_position}-${_first_position})
    
    if(${_desc_length} EQUAL 0 OR ${_desc_length} LESS 0)
        message(FATAL_ERROR "{_detector}${_daname}da.cxx does not contain a description. Please add the description as the first /*comment*/ in the file")
    else()
        string(SUBSTRING "${tmpinfo}" ${_first_position}  ${_second_position} _da_description)
        string(STRIP "${_da_description}" _da_description)
        
        # The variable can be accesed by the parent
        set(RPM_DESCRIPTION ${_da_description})
    endif()
endmacro()

# Set the compilation flags
macro(setDAflags)
    # DIM
    link_directories(${DIMDIR}/${ODIR})

    #daqDA flags
    include_directories(${daqDA})
    link_directories(${daqDA})

    # AMORE definitions
    add_definitions(${AMORE_DEFINITIONS})
    include_directories(${AMORE_INCLUDE_DIR})

endmacro()

# Generate a DA
macro(generateDA DETECTOR ALGORITHM STATIC_DEPENDENCIES)
    setDAflags()

    # Generating the DA executable
    add_executable(${DETECTOR}${ALGORITHM}da.exe ${DETECTOR}${ALGORITHM}da.cxx) #

    # DA flags and linking information
    set(MODULE_COMPILE_FLAGS)
    set(MODULE_LINK_FLAGS)

    target_link_libraries(${DETECTOR}${ALGORITHM}da.exe ${STATIC_DEPENDENCIES} ${AMORE_AUXLIBS} daqDA ${DATE_MONLIBRARIES} ${DATE_RCPROXYLIBRARIES} Root RootExtra) # 1

    # different flags
    set(MODULE_COMPILE_FLAGS "  ${DATE_CFLAGS} ${AMORE_CFLAGS}")
    set(MODULE_LINK_FLAGS "${DATE_LDFLAGS} ${AMORE_STATICLIBS}")

    set_target_properties(${DETECTOR}${ALGORITHM}da.exe PROPERTIES COMPILE_FLAGS ${MODULE_COMPILE_FLAGS})
    set_target_properties(${DETECTOR}${ALGORITHM}da.exe PROPERTIES LINK_FLAGS "${MODULE_LINK_FLAGS}")

    # Installation
    install(TARGETS ${DETECTOR}${ALGORITHM}da.exe RUNTIME DESTINATION bin)
    
    if(DARPM)
        createDArpm("${DETECTOR}" "${ALGORITHM}")
    endif(DARPM)
endmacro()

# DA rpm creation
macro(createDArpm DETECTOR ALGORITHM)
    getDAdescription("${DETECTOR}" "${ALGORITHM}")

    set(DA_EXECUTABLE "${DETECTOR}${ALGORITHM}da.exe")
    set(DETECTOR "${DETECTOR}")
    set(ALGORITHM "${ALGORITHM}")
    set(RPM_DESCRIPTION ${RPM_DESCRIPTION})
    
    if(ALGORITHM STREQUAL "")
        set(_ALGORITHM "none")
        set(DA_PREFIX "opt/daqDA-${DETECTOR}")
        set(DA_NAME "daqDA-${DETECTOR}")
    else()
        set(_ALGORITHM ${ALGORITHM})
        set(DA_PREFIX "opt/daqDA-${DETECTOR}-${ALGORITHM}")
        set(DA_NAME "daqDA-${DETECTOR}-${ALGORITHM}")
    endif()

    configure_file("${AliRoot_SOURCE_DIR}/cmake/da.spec.in" "${DETECTOR}${_ALGORITHM}-da.spec" @ONLY)

    add_custom_command(TARGET ${DETECTOR}${ALGORITHM}da.exe POST_BUILD
                       COMMAND mkdir ARGS -p da-${DETECTOR}${_ALGORITHM}-rpm/root/${DA_PREFIX}/
                       COMMAND cp ARGS ${DETECTOR}${ALGORITHM}da.exe da-${DETECTOR}${_ALGORITHM}-rpm/root/${DA_PREFIX}/
                       COMMAND rpmbuild ARGS --verbose --define "_topdir ${CMAKE_CURRENT_BINARY_DIR}/da-${DETECTOR}${_ALGORITHM}-rpm" --define "%buildroot ${CMAKE_CURRENT_BINARY_DIR}/da-${DETECTOR}${_ALGORITHM}-rpm/root" -bb ${DETECTOR}${_ALGORITHM}-da.spec
                       WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR} VERBATIM
                       COMMENT "RPM creation for ${DETECTOR}-${_ALGORITHM}"
    )
    
    # make clean will remove also the rpm folder
    # Retrive the current list of file to be deleted - set_directory_property is overwriting, not adding to the list
    get_directory_property(_clean_files ADDITIONAL_MAKE_CLEAN_FILES)
    set(_clean_files da-${DETECTOR}${_ALGORITHM}-rpm  ${_clean_files})
    set_directory_properties(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES "${_clean_files}")
    
    # install RPM into $CMAKE_INSTALL_PREFIX/darpms
    install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/da-${DETECTOR}${_ALGORITHM}-rpm/RPMS/ DESTINATION darpms PATTERN "\\.rpm")
endmacro()


# Prepend prefix to every element in the list. Note: this function modifies the input variable: this
# does not work for macros in CMake, only for functions. Also note that it does NOT automatically
# add a / between prefix and list item as it does not assume that we are dealing with directories
function(prepend_prefix INLIST PREFIX)
    foreach(_ITEM ${${INLIST}})
        list(APPEND _OUTLIST ${PREFIX}${_ITEM})
    endforeach()
    set(${INLIST} ${_OUTLIST} PARENT_SCOPE)
endfunction()


# This function is a drop-in replacement for the following CMake command:
#
#   install(FILES ... DESTINATION ... [OTHER_ARGS])
#
# The above command takes every single file and puts it in the destination directory, but relative
# paths are not taken into consideration, i.e. files a/b/c/file.h and boo.h will be both installed
# in dest.
#
# By replacing install() with install_relative(), boo.h will end in dest, and a/b/c/file.h will end
# in dest/a/b/c/file.h, i.e. relative paths are taken into account.
#
# If an absolute path was specified for an input file, a fatal error will be raised: only relative
# paths can be specified.
#
# Since it is a drop-in command, its syntax is identical to install():
#
#   install_relative(FILES ... DESTINATION ... [OTHER_ARGS])
#
# where OTHER_ARGS is passed as-is to the underlying install() command
function(install_relative)

    set(_EXPECT_FILE TRUE)
    set(_EXPECT_DEST FALSE)
    set(_EXPECT_REST FALSE)

    foreach(_ARG ${ARGN})

        if(_EXPECT_FILE)

            if(${_ARG} STREQUAL "FILES")
                set(_EXPECT_FILE FALSE)
            else()
                message(FATAL_ERROR "You may only use install_relative() in place of install(FILES ...)")
            endif()

        elseif(_EXPECT_REST)
            # Remaining arguments
            list(APPEND _REST ${_ARG})
        elseif(_EXPECT_DEST)
            # Destination prefix
            set(_DEST ${_ARG})
            set(_EXPECT_DEST FALSE)
            set(_EXPECT_REST TRUE)
        elseif(_ARG STREQUAL "DESTINATION")
            # From now on, copy the arguments ditto to the install() command
            set(_EXPECT_DEST TRUE)
        else()
            # Append files to install
            list(APPEND _FILES ${_ARG})
        endif()

    endforeach()

    # Print out our results (debug)
    #message(STATUS "[install_relative] FILES: ${_FILES}")
    #message(STATUS "[install_relative] DEST: ${_DEST}")
    #message(STATUS "[install_relative] REST: ${_REST}")

    # Prepare a distinct install command for each file, depending on its path
    foreach(_FILE ${_FILES})

        if(CMAKE_VERSION VERSION_LESS "2.8.12")
            get_filename_component(_FILEPREFIX ${_FILE} PATH)
        else()
            get_filename_component(_FILEPREFIX ${_FILE} DIRECTORY)
        endif()
        #message(STATUS "[install_relative] ${_FILE} --> ${_FILEPREFIX}")

        string(SUBSTRING ${_FILE} 0 1 _FILE_FIRST)
        if(${_FILE_FIRST} STREQUAL "/")
            # An absolute path was found: not supported, error
            message(FATAL_ERROR "Absolute paths are not supported by install_relative(): ${_FILE}")
        endif()

        install(FILES ${_FILE} DESTINATION ${_DEST}/${_FILEPREFIX} ${_REST})

    endforeach()

endfunction()
Commit	Line	Data
b22a7396	1	# **************************************************************************
	2	# * Copyright(c) 1998-2014, ALICE Experiment at CERN, All rights reserved. *
	3	# * *
	4	# * Author: The ALICE Off-line Project. *
	5	# * Contributors are mentioned in the code where appropriate. *
	6	# * *
	7	# * Permission to use, copy, modify and distribute this software and its *
	8	# * documentation strictly for non-commercial purposes is hereby granted *
	9	# * without fee, provided that the above copyright notice appears in all *
	10	# * copies and that both the copyright notice and this permission notice *
	11	# * appear in the supporting documentation. The authors make no claims *
	12	# * about the suitability of this software for any purpose. It is *
	13	# * provided "as is" without express or implied warranty. *
	14	# **************************************************************************
	15
fffaf6a5	16	# General purpose functions
fffaf6a5	17
7b0a9d94	18	#########################
c2f9135f	19	# ROOT utilities
7b0a9d94	20	#########################
c2f9135f	21
fffaf6a5	22	# Generation of the dictionaries
	23	# @DNAME Dictionary name
	24	# @LDNAME LinkDef file name, ex: LinkDef.h
	25	# @DHDRS Dictionary headers
	26	# @DINCDIR Include folders that need to be passed to cint/cling
ecfa7bc7	27	# @EXTRADEFINITIONS - optional, extra compile flags specific to library
ecfa7bc7	28	# - used as ${ARGV4}
fffaf6a5	29	macro(generate_dictionary DNAME LDNAME DHDRS DINCDIRS)
8e186b29	30
fffaf6a5	31	# Creating the INCLUDE path for cint/cling
	32	foreach( dir ${DINCDIRS})
	33	set(INCLUDE_PATH -I${dir} ${INCLUDE_PATH})
	34	endforeach()
	35
ecfa7bc7	36	# Get the list of definitions from the directory to be sent to CINT
	37	get_directory_property(tmpdirdefs COMPILE_DEFINITIONS)
	38	foreach(dirdef ${tmpdirdefs})
	39	set(GLOBALDEFINITIONS -D${dirdef} ${GLOBALDEFINITIONS})
	40	endforeach()
fffaf6a5	41
ecfa7bc7	42	# Custom definitions specific to library
	43	# Received as the forth optional argument
	44	separate_arguments(EXTRADEFINITIONS UNIX_COMMAND "${ARGV4}")
b168bfa8	45
8e186b29	46	if (ROOT_VERSION_MAJOR LESS 6)
fffaf6a5	47	add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}.cxx ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}.h
	48	COMMAND LD_LIBRARY_PATH=${ROOT_LIBDIR}:$ENV{LD_LIBRARY_PATH} ${ROOT_CINT}
	49	ARGS -f ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}.cxx -c -p
ecfa7bc7	50	${GLOBALDEFINITIONS} ${EXTRADEFINITIONS} ${INCLUDE_PATH}
fffaf6a5	51	${DHDRS} ${LDNAME}
0224bae4	52	DEPENDS ${DHDRS} ${LDNAME} ${ROOT_CINT}
fffaf6a5	53	WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
fffaf6a5	54	)
8e186b29	55	else (ROOT_VERSION_MAJOR LESS 6)
33037845	56	add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/lib${DNAME}.rootmap ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}.cxx ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}_rdict.pcm
8e186b29	57	COMMAND
	58	LD_LIBRARY_PATH=${ROOT_LIBDIR}:$ENV{LD_LIBRARY_PATH} ${ROOT_CINT}
	59	ARGS
	60	-f ${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}.cxx
	61	-rmf ${CMAKE_CURRENT_BINARY_DIR}/lib${DNAME}.rootmap -rml lib${DNAME}
33037845	62	${GLOBALDEFINITIONS} ${EXTRADEFINITIONS} ${INCLUDE_PATH} ${DHDRS} ${LDNAME}
8e186b29	63	DEPENDS
	64	${DHDRS} ${LDNAME} ${ROOT_CINT}
	65	WORKING_DIRECTORY
	66	${CMAKE_CURRENT_BINARY_DIR}
	67	)
33037845	68
	69	install(FILES "${CMAKE_CURRENT_BINARY_DIR}/lib${DNAME}.rootmap" DESTINATION lib)
	70	install(FILES "${CMAKE_CURRENT_BINARY_DIR}/G__${DNAME}_rdict.pcm" DESTINATION lib)
	71
8e186b29	72	endif (ROOT_VERSION_MAJOR LESS 6)
8e186b29	73
0224bae4	74	endmacro(generate_dictionary)
	75
	76	# Generate the ROOTmap files
	77	# @LIBNAME - library name: libAnalysis.so -> Analysis.rootmap
	78	# @LIBDEPS - library dependencies
	79	# @LINKDEF - LinkDef header
	80	macro(generate_rootmap LIBNAME LIBDEPS LINKDEF)
a0f34e87	81	# message(STATUS "LIBNAME = ${LIBNAME}")
	82	# message(STATUS "LIBDEPS = ${LIBDEPS}")
	83	# message(STATUS "LINKDEF = ${LINKDEF}")
a0f34e87	84	# message(STATUS "ROOT_LIBMAP=${ROOT_LIBMAP}")
5e8fe0e0	85
8e186b29	86	if (ROOT_VERSION_MAJOR LESS 6)
8e186b29	87
5e8fe0e0	88	set(LOCAL_DEPS)
a0f34e87	89	foreach(file ${LIBDEPS})
	90	get_filename_component(ext ${file} EXT)
	91	if(ext)
271875a7	92	set(LOCAL_DEPS ${LOCAL_DEPS} ${file})
0224bae4	93	else()
e3dfb233	94	set(LOCAL_DEPS ${LOCAL_DEPS} lib${file})
0224bae4	95	endif()
0224bae4	96	endforeach()
5e8fe0e0	97
b22a7396	98	# message(STATUS "Generating ROOT map for ${LIBNAME}")
0224bae4	99	add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/lib${LIBNAME}.rootmap
0224bae4	100	COMMAND LD_LIBRARY_PATH=${ROOT_LIBDIR}:$ENV{LD_LIBRARY_PATH} ${ROOT_LIBMAP}
e3dfb233	101	ARGS -o ${CMAKE_CURRENT_BINARY_DIR}/lib${LIBNAME}.rootmap -l lib${LIBNAME} -d ${LOCAL_DEPS} -c ${LINKDEF}
0224bae4	102	DEPENDS ${LIBNAME}
	103	WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR} VERBATIM
	104	)
	105	add_custom_target(lib${LIBNAME}.rootmap ALL DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/lib${LIBNAME}.rootmap)
	106	install(FILES ${CMAKE_CURRENT_BINARY_DIR}/lib${LIBNAME}.rootmap DESTINATION lib)
8e186b29	107
	108	endif (ROOT_VERSION_MAJOR LESS 6)
	109
befa423d	110	endmacro(generate_rootmap)
befa423d	111
7b0a9d94	112	#########################
	113	# Static utilities
	114	#########################
c2f9135f	115
befa423d	116	# Generate the static dependecies from dynamic list
	117	# @ shared_list - list of shared libraries
	118	# @ static_list - the name of the variable that will contain the list of static libraries
	119	macro(generate_static_dependencies shared_list static_list)
befa423d	120	set(static_list_tmp "")
	121	foreach(shared_lib ${shared_list})
	122	set(static_list_tmp ${static_list_tmp} "${shared_lib}-static")
	123	endforeach()
	124
	125	# create the variable with the name received by the macro
	126	set(${static_list} ${static_list_tmp})
	127	# set the scope to parent in order to be visible in the parent
	128	set(${static_list} PARENT_SCOPE)
c2f9135f	129	endmacro(generate_static_dependencies)
c2f9135f	130
7b0a9d94	131	#########################
c2f9135f	132	# DA utilities
7b0a9d94	133	#########################
252db43c	134
	135	# Extract the first comment from a DA file
	136	# Find the position for first /* and */ and extract the substring
	137	macro(getDAdescription _detector _daname)
	138	# Reading the file into a string
	139	file(READ "${_detector}${_daname}da.cxx" tmpinfo)
	140
	141	# Find the first occurance of /* */
	142	string(FIND "${tmpinfo}" "/*" _first_position)
	143	string(FIND "${tmpinfo}" "*/" _second_position)
	144
	145	# Adding and removing 2 characters to remove /* */
	146	math(EXPR _first_position ${_first_position}+2)
	147	math(EXPR _second_position ${_second_position}-2)
	148
	149	# Generating the length of the comment in order to take out the description
	150	math(EXPR _desc_length ${_second_position}-${_first_position})
	151
	152	if(${_desc_length} EQUAL 0 OR ${_desc_length} LESS 0)
	153	message(FATAL_ERROR "{_detector}${_daname}da.cxx does not contain a description. Please add the description as the first /comment/ in the file")
	154	else()
	155	string(SUBSTRING "${tmpinfo}" ${_first_position} ${_second_position} _da_description)
6646d571	156	string(STRIP "${_da_description}" _da_description)
252db43c	157
	158	# The variable can be accesed by the parent
	159	set(RPM_DESCRIPTION ${_da_description})
	160	endif()
	161	endmacro()
	162
	163	# Set the compilation flags
	164	macro(setDAflags)
	165	# DIM
	166	link_directories(${DIMDIR}/${ODIR})
	167
	168	#daqDA flags
	169	include_directories(${daqDA})
	170	link_directories(${daqDA})
	171
	172	# AMORE definitions
	173	add_definitions(${AMORE_DEFINITIONS})
	174	include_directories(${AMORE_INCLUDE_DIR})
	175
	176	endmacro()
	177
	178	# Generate a DA
	179	macro(generateDA DETECTOR ALGORITHM STATIC_DEPENDENCIES)
	180	setDAflags()
	181
	182	# Generating the DA executable
dbafa283	183	add_executable(${DETECTOR}${ALGORITHM}da.exe ${DETECTOR}${ALGORITHM}da.cxx) #
252db43c	184
	185	# DA flags and linking information
	186	set(MODULE_COMPILE_FLAGS)
	187	set(MODULE_LINK_FLAGS)
	188
dbafa283	189	target_link_libraries(${DETECTOR}${ALGORITHM}da.exe ${STATIC_DEPENDENCIES} ${AMORE_AUXLIBS} daqDA ${DATE_MONLIBRARIES} ${DATE_RCPROXYLIBRARIES} Root RootExtra) # 1
252db43c	190
	191	# different flags
	192	set(MODULE_COMPILE_FLAGS " ${DATE_CFLAGS} ${AMORE_CFLAGS}")
	193	set(MODULE_LINK_FLAGS "${DATE_LDFLAGS} ${AMORE_STATICLIBS}")
	194
dbafa283	195	set_target_properties(${DETECTOR}${ALGORITHM}da.exe PROPERTIES COMPILE_FLAGS ${MODULE_COMPILE_FLAGS})
dbafa283	196	set_target_properties(${DETECTOR}${ALGORITHM}da.exe PROPERTIES LINK_FLAGS "${MODULE_LINK_FLAGS}")
252db43c	197
252db43c	198	# Installation
dbafa283	199	install(TARGETS ${DETECTOR}${ALGORITHM}da.exe RUNTIME DESTINATION bin)
252db43c	200
	201	if(DARPM)
	202	createDArpm("${DETECTOR}" "${ALGORITHM}")
	203	endif(DARPM)
	204	endmacro()
c2f9135f	205
	206	# DA rpm creation
	207	macro(createDArpm DETECTOR ALGORITHM)
252db43c	208	getDAdescription("${DETECTOR}" "${ALGORITHM}")
c2f9135f	209
dbafa283	210	set(DA_EXECUTABLE "${DETECTOR}${ALGORITHM}da.exe")
252db43c	211	set(DETECTOR "${DETECTOR}")
	212	set(ALGORITHM "${ALGORITHM}")
	213	set(RPM_DESCRIPTION ${RPM_DESCRIPTION})
	214
	215	if(ALGORITHM STREQUAL "")
	216	set(_ALGORITHM "none")
	217	set(DA_PREFIX "opt/daqDA-${DETECTOR}")
	218	set(DA_NAME "daqDA-${DETECTOR}")
	219	else()
	220	set(_ALGORITHM ${ALGORITHM})
	221	set(DA_PREFIX "opt/daqDA-${DETECTOR}-${ALGORITHM}")
	222	set(DA_NAME "daqDA-${DETECTOR}-${ALGORITHM}")
	223	endif()
	224
b468294f	225	configure_file("${AliRoot_SOURCE_DIR}/cmake/da.spec.in" "${DETECTOR}${_ALGORITHM}-da.spec" @ONLY)
c2f9135f	226
dbafa283	227	add_custom_command(TARGET ${DETECTOR}${ALGORITHM}da.exe POST_BUILD
b468294f	228	COMMAND mkdir ARGS -p da-${DETECTOR}${_ALGORITHM}-rpm/root/${DA_PREFIX}/
	229	COMMAND cp ARGS ${DETECTOR}${ALGORITHM}da.exe da-${DETECTOR}${_ALGORITHM}-rpm/root/${DA_PREFIX}/
	230	COMMAND rpmbuild ARGS --verbose --define "_topdir ${CMAKE_CURRENT_BINARY_DIR}/da-${DETECTOR}${_ALGORITHM}-rpm" --define "%buildroot ${CMAKE_CURRENT_BINARY_DIR}/da-${DETECTOR}${_ALGORITHM}-rpm/root" -bb ${DETECTOR}${_ALGORITHM}-da.spec
c2f9135f	231	WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR} VERBATIM
252db43c	232	COMMENT "RPM creation for ${DETECTOR}-${_ALGORITHM}"
c2f9135f	233	)
252db43c	234
	235	# make clean will remove also the rpm folder
	236	# Retrive the current list of file to be deleted - set_directory_property is overwriting, not adding to the list
	237	get_directory_property(_clean_files ADDITIONAL_MAKE_CLEAN_FILES)
b468294f	238	set(_clean_files da-${DETECTOR}${_ALGORITHM}-rpm ${_clean_files})
252db43c	239	set_directory_properties(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES "${_clean_files}")
	240
	241	# install RPM into $CMAKE_INSTALL_PREFIX/darpms
b468294f	242	install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/da-${DETECTOR}${_ALGORITHM}-rpm/RPMS/ DESTINATION darpms PATTERN "\\.rpm")
6646d571	243	endmacro()
6fef7e62	244
6fef7e62	245
4f5483fe	246	# Prepend prefix to every element in the list. Note: this function modifies the input variable: this
	247	# does not work for macros in CMake, only for functions. Also note that it does NOT automatically
	248	# add a / between prefix and list item as it does not assume that we are dealing with directories
	249	function(prepend_prefix INLIST PREFIX)
	250	foreach(_ITEM ${${INLIST}})
	251	list(APPEND _OUTLIST ${PREFIX}${_ITEM})
	252	endforeach()
	253	set(${INLIST} ${_OUTLIST} PARENT_SCOPE)
	254	endfunction()
	255
	256
6fef7e62	257	# This function is a drop-in replacement for the following CMake command:
	258	#
	259	# install(FILES ... DESTINATION ... [OTHER_ARGS])
	260	#
	261	# The above command takes every single file and puts it in the destination directory, but relative
	262	# paths are not taken into consideration, i.e. files a/b/c/file.h and boo.h will be both installed
	263	# in dest.
	264	#
	265	# By replacing install() with install_relative(), boo.h will end in dest, and a/b/c/file.h will end
	266	# in dest/a/b/c/file.h, i.e. relative paths are taken into account.
	267	#
	268	# If an absolute path was specified for an input file, a fatal error will be raised: only relative
	269	# paths can be specified.
	270	#
	271	# Since it is a drop-in command, its syntax is identical to install():
	272	#
	273	# install_relative(FILES ... DESTINATION ... [OTHER_ARGS])
	274	#
	275	# where OTHER_ARGS is passed as-is to the underlying install() command
	276	function(install_relative)
	277
	278	set(_EXPECT_FILE TRUE)
	279	set(_EXPECT_DEST FALSE)
	280	set(_EXPECT_REST FALSE)
	281
	282	foreach(_ARG ${ARGN})
	283
	284	if(_EXPECT_FILE)
	285
	286	if(${_ARG} STREQUAL "FILES")
	287	set(_EXPECT_FILE FALSE)
	288	else()
	289	message(FATAL_ERROR "You may only use install_relative() in place of install(FILES ...)")
	290	endif()
	291
	292	elseif(_EXPECT_REST)
	293	# Remaining arguments
	294	list(APPEND _REST ${_ARG})
	295	elseif(_EXPECT_DEST)
	296	# Destination prefix
	297	set(_DEST ${_ARG})
	298	set(_EXPECT_DEST FALSE)
	299	set(_EXPECT_REST TRUE)
	300	elseif(_ARG STREQUAL "DESTINATION")
	301	# From now on, copy the arguments ditto to the install() command
	302	set(_EXPECT_DEST TRUE)
	303	else()
	304	# Append files to install
	305	list(APPEND _FILES ${_ARG})
	306	endif()
	307
	308	endforeach()
	309
	310	# Print out our results (debug)
	311	#message(STATUS "[install_relative] FILES: ${_FILES}")
	312	#message(STATUS "[install_relative] DEST: ${_DEST}")
	313	#message(STATUS "[install_relative] REST: ${_REST}")
	314
	315	# Prepare a distinct install command for each file, depending on its path
	316	foreach(_FILE ${_FILES})
	317
697da667	318	if(CMAKE_VERSION VERSION_LESS "2.8.12")
a3c4bad6	319	get_filename_component(_FILEPREFIX ${_FILE} PATH)
697da667	320	else()
697da667	321	get_filename_component(_FILEPREFIX ${_FILE} DIRECTORY)
a3c4bad6	322	endif()
6fef7e62	323	#message(STATUS "[install_relative] ${_FILE} --> ${_FILEPREFIX}")
	324
	325	string(SUBSTRING ${_FILE} 0 1 _FILE_FIRST)
	326	if(${_FILE_FIRST} STREQUAL "/")
	327	# An absolute path was found: not supported, error
	328	message(FATAL_ERROR "Absolute paths are not supported by install_relative(): ${_FILE}")
	329	endif()
	330
	331	install(FILES ${_FILE} DESTINATION ${_DEST}/${_FILEPREFIX} ${_REST})
	332
	333	endforeach()
	334
	335	endfunction()