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ExternalProject: Replace location tags in CMAKE_CACHE_ARGS 

When we added CMAKE_CACHE_ARGS, we did not try it with any
<SOURCE_DIR> or <INSTALL_DIR> references. This commit fixes
that accidental omission.
This commit is contained in:
David Cole 2011-01-07 08:04:16 -05:00
parent d7a87b52a0
commit d67a513447
2 changed files with 24 additions and 11 deletions
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32
Modules/ExternalProject.cmake
View File

@ -550,7 +550,24 @@ function(_ep_set_directories name)
endforeach()
endfunction(_ep_set_directories)
function(_ep_write_initial_cache script_filename args)
# IMPORTANT: this MUST be a macro and not a function because of the
# in-place replacements that occur in each ${var}
#
macro(_ep_replace_location_tags target_name)
set(vars ${ARGN})
foreach(var ${vars})
if(${var})
foreach(dir SOURCE_DIR BINARY_DIR INSTALL_DIR TMP_DIR)
get_property(val TARGET ${target_name} PROPERTY _EP_${dir})
string(REPLACE "<${dir}>" "${val}" ${var} "${${var}}")
endforeach()
endif()
endforeach()
endmacro()
function(_ep_write_initial_cache target_name script_filename args)
# Write out values into an initial cache, that will be passed to CMake with -C
set(script_initial_cache "")
set(regex "^([^:]+):([^=]+)=(.*)$")
@ -584,6 +601,8 @@ function(_ep_write_initial_cache script_filename args)
set(setArg "${setArg}${accumulator}\" CACHE ${type} \"Initial cache\" FORCE)")
set(script_initial_cache "${script_initial_cache}\n${setArg}")
endif()
# Replace location tags.
_ep_replace_location_tags(${target_name} script_initial_cache)
# Write out the initial cache file to the location specified.
if(NOT EXISTS "${script_filename}.in")
file(WRITE "${script_filename}.in" "\@script_initial_cache\@\n")
@ -864,14 +883,7 @@ function(ExternalProject_Add_Step name step)
endif()
# Replace location tags.
foreach(var comment command work_dir)
if(${var})
foreach(dir SOURCE_DIR BINARY_DIR INSTALL_DIR TMP_DIR)
get_property(val TARGET ${name} PROPERTY _EP_${dir})
string(REPLACE "<${dir}>" "${val}" ${var} "${${var}}")
endforeach()
endif()
endforeach()
_ep_replace_location_tags(${name} comment command work_dir)
# Custom comment?
get_property(comment_set TARGET ${name} PROPERTY _EP_${step}_COMMENT SET)
@ -1271,7 +1283,7 @@ function(_ep_add_configure_command name)
get_property(cmake_cache_args TARGET ${name} PROPERTY _EP_CMAKE_CACHE_ARGS)
if(cmake_cache_args)
set(_ep_cache_args_script "${tmp_dir}/${name}-cache.cmake")
_ep_write_initial_cache("${_ep_cache_args_script}" "${cmake_cache_args}")
_ep_write_initial_cache(${name} "${_ep_cache_args_script}" "${cmake_cache_args}")
list(APPEND cmd "-C${_ep_cache_args_script}")
endif()

3
Tests/ExternalProject/CMakeLists.txt
View File

@ -115,7 +115,8 @@ if(can_build_tutorial_step5)
set(proj TutorialStep5-Local)
ExternalProject_Add(${proj}
URL "${CMAKE_CURRENT_SOURCE_DIR}/../Tutorial/Step5"
CMAKE_ARGS -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR> -G ${CMAKE_GENERATOR} <SOURCE_DIR>
CMAKE_CACHE_ARGS -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR>
CMAKE_ARGS -G ${CMAKE_GENERATOR} <SOURCE_DIR>
TEST_BEFORE_INSTALL 1
LOG_INSTALL 1
)