[CMake] Change RPATH at the packaging stage

[Vyacheslav Karamov]

Thank you very much, Eric!
It works!

----------- CMakeLists.txt ------------------

include (FindSubversion)

if (NOT Subversion_FOUND)
message(FATAL_ERROR "Please install subversion command-line client and 
add its folder to the system PATH")
endif()

# Update working copy at every non-debug build
if (NOT (CMAKE_BUILD_TYPE STREQUAL "Debug"))

add_custom_target(svn_up ALL
# update the working copy
COMMAND ${Subversion_SVN_EXECUTABLE} up ${CMAKE_SOURCE_DIR}
)

endif() # if (NOT (CMAKE_BUILD_TYPE STREQUAL "Debug"))

# Add code which adds svn revision info at every build

Subversion_WC_INFO(${CMAKE_SOURCE_DIR} ${CMAKE_PROJECT_NAME})

set(chatterbox_revision ${${CMAKE_PROJECT_NAME}_WC_REVISION})

# set product version
set (chatterbox_version_major 1)
set (chatterbox_version_minor 0)
set (chatterbox_version_patch 0)
set (chatterbox_version "${chatterbox_version_major}, 
${chatterbox_version_minor}, ${chatterbox_version_patch}, 
${chatterbox_revision}")

set(version_h_contents "/**
* Copyright (c) 2008-2012 Transparent Language, Inc. All rights reserved.
*/
#define _VESRION_NUMBER_ ${chatterbox_version}
#define _PRODUCT_NUMBER_ ${chatterbox_version}
#define _VERSION_STRING_ \"${chatterbox_version}\"
#define _PRODUCT_STRING_ \"${chatterbox_version}\"
")

#Write version.h
file(WRITE "${CMAKE_CURRENT_SOURCE_DIR}/chatterbox/src/version.h" 
${version_h_contents})

set (package_version 
"${chatterbox_version_major}.${chatterbox_version_minor}.${chatterbox_version_patch}")

add_custom_target(configure_cpack ALL
# generate cpackoptions.cmake at build time so we get the
# most recent revision number
COMMAND ${CMAKE_COMMAND}
-DSOURCE_DIR=${CMAKE_SOURCE_DIR}
-Dproj_name=${CMAKE_PROJECT_NAME}
-Drevision=${chatterbox_revision}
-Dpack_version=${package_version}
-P ${CMAKE_SOURCE_DIR}/cmake/Create-cpackoptions.cmake
)

if (NOT (CMAKE_BUILD_TYPE STREQUAL "Debug"))
add_dependencies(configure_cpack svn_up)
endif()

set(CPACK_PROJECT_CONFIG_FILE ${CMAKE_SOURCE_DIR}/cmake/CPackOptions.cmake)

----------- CMakeLists.txt ------------------


---------------Create-cpackoptions.cmake--------------

configure_file(${SOURCE_DIR}/cmake/CPackOptions.cmake.in
${SOURCE_DIR}/cmake/CPackOptions.cmake
@ONLY)

---------------Create-cpackoptions.cmake--------------


--------------------------CPackOptions.cmake.in-----------------------

SET(CMAKE_INSTALL_RPATH "/opt/@proj_name@")
set(CPACK_PACKAGE_VERSION "@pack_version@")
set(CPACK_PACKAGE_FILE_NAME 
"@proj_name at -${CPACK_PACKAGE_VERSION}r at revision@-${CPACK_SYSTEM_NAME}")

--------------------------CPackOptions.cmake.in-----------------------

02.11.2012 11:06, Eric Noulard пишет:
> 2012/11/1 Vyacheslav Karamov <UbuntuList at yandex.ru>:
>> Hi All!
>>
>> Is it possible to change rpath at the packaging stage?
> CPack is using cmake_install.cmake scripts which gets influenced
> by CMAKE_INSTALL_RPATH variable and/or INSTALL_RPATH target property.
>
> Did you try to play with that? i.e.
>
> SET(CMAKE_INSTALL_RPATH "/opt/chatterbox")
>
> you may try to set this in a CPACK_PROJECT_CONFIG_FILE
> in order to set it to a "CPack-time" specific value.
>
> That said I'm not sure it'll work because I don't know for sure "when exactly"
> CMAKE_INSTALL_RPATH is processed, but iit's simple to try.
>
>
>> I have CMake based project with CPack directives in its CMake script:
>>
>>   if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux" AND EXISTS "${CMAKE_ROOT}/Modules/CPack.cmake")
>>
>>      SET(install_dir "/opt/chatterbox")
>>
>>      SET(CMAKE_SKIP_BUILD_RPATH TRUE)
>>
>>      SET(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
>>
>>      SET(CMAKE_INSTALL_RPATH "/usr/local/lib")
>>
>>      SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH FALSE)
>>
>> ...
>> endif()
>> --
>>
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>
>