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COMP: enable RPATH if any of the CMAKE_USE_SYSTEM_XXX variables is enabled 

or if the curses library is neither in /lib nor in /usr/lib . This makes it
build on NetBSD. For more comments see CMakeLists.txt

Alex
This commit is contained in:
Alexander Neundorf 2007-08-28 11:02:24 -04:00
parent 5615d47198
commit a056cffc5b
1 changed files with 32 additions and 1 deletions
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33
CMakeLists.txt
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@ -358,7 +358,7 @@ SET(LIBRARY_OUTPUT_PATH "" CACHE INTERNAL
"Where to put the libraries for CMake")
INCLUDE_REGULAR_EXPRESSION("^.*$")
# The CMake executables do not need any rpath to run in the build or
# The CMake executables usually do not need any rpath to run in the build or
# install tree.
SET(CMAKE_SKIP_RPATH ON CACHE INTERNAL "CMake does not need RPATHs.")
@ -381,6 +381,37 @@ CHECK_SYMBOL_EXISTS(environ "stdlib.h" HAVE_ENVIRON_NOT_REQUIRE_PROTOTYPE)
# build the utilities (a macro defined in this file)
CMAKE_BUILD_UTILITIES()
# On NetBSD ncurses is required, since curses doesn't have the wsyncup()
# function. ncurses is installed via pkgsrc, so the library is in /usr/pkg/lib,
# which isn't in the default linker search path. So without RPATH ccmake
# doesn't run and the build doesn't succeed since ccmake is executed for
# generating the documentation.
IF(BUILD_CursesDialog)
GET_FILENAME_COMPONENT(_CURSES_DIR "${CURSES_LIBRARY}" PATH)
SET(CURSES_NEED_RPATH FALSE)
IF(NOT "${_CURSES_DIR}" STREQUAL "/lib" AND NOT "${_CURSES_DIR}" STREQUAL "/usr/lib")
SET(CURSES_NEED_RPATH TRUE)
ENDIF(NOT "${_CURSES_DIR}" STREQUAL "/lib" AND NOT "${_CURSES_DIR}" STREQUAL "/usr/lib")
ENDIF(BUILD_CursesDialog)
# The same might be true on other systems for other libraries if
# CMAKE_USE_SYSTEM_XMLRPC or other variables like this are enabled.
# Then only enable RPATH if we have are building at least with cmake 2.4,
# since this one has much better RPATH features than cmake 2.2.
# The executables are then built with the RPATH for the libraries outside
# the build tree, which is both the build and the install RPATH.
IF (UNIX AND "${CMAKE_MAJOR_VERSION}${CMAKE_MINOR_VERSION}" GREATER 23)
IF( CMAKE_USE_SYSTEM_CURL OR CMAKE_USE_SYSTEM_ZLIB
OR CMAKE_USE_SYSTEM_EXPAT OR CMAKE_USE_SYSTEM_XMLRPC OR CURSES_NEED_RPATH)
SET(CMAKE_SKIP_RPATH OFF CACHE INTERNAL "CMake built with RPATH.")
SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
SET(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
MESSAGE(STATUS "Enabling RPATH")
ENDIF(CMAKE_USE_SYSTEM_CURL OR CMAKE_USE_SYSTEM_ZLIB
OR CMAKE_USE_SYSTEM_EXPAT OR CMAKE_USE_SYSTEM_XMLRPC OR CURSES_NEED_RPATH)
ENDIF (UNIX AND "${CMAKE_MAJOR_VERSION}${CMAKE_MINOR_VERSION}" GREATER 23)
# should we build the MFC dialog? (a macro defined in this file)
CMAKE_TEST_FOR_MFC()