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Merge topic 'ExternalProject-cmd-poisoning'

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02445138 ExternalProject: Do not trip over pre-existing 'cmd' variable
This commit is contained in:
Brad King
2016-11-18 09:10:26 -05:00
committed by CMake Topic Stage
parent 8f5a442408 0244513838
commit 6e72c8d491
1 changed files with 68 additions and 71 deletions
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139
Modules/ExternalProject.cmake
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@@ -1245,87 +1245,84 @@ endfunction()
function(_ep_get_build_command name step cmd_var)
set(cmd "${${cmd_var}}")
if(NOT cmd)
set(args)
_ep_get_configure_command_id(${name} cfg_cmd_id)
if(cfg_cmd_id STREQUAL "cmake")
# CMake project. Select build command based on generator.
get_target_property(cmake_generator ${name} _EP_CMAKE_GENERATOR)
if("${CMAKE_GENERATOR}" MATCHES "Make" AND
("${cmake_generator}" MATCHES "Make" OR NOT cmake_generator))
# The project uses the same Makefile generator. Use recursive make.
set(cmd "$(MAKE)")
if(step STREQUAL "INSTALL")
set(args install)
endif()
if("x${step}x" STREQUAL "xTESTx")
set(args test)
endif()
else()
# Drive the project with "cmake --build".
get_target_property(cmake_command ${name} _EP_CMAKE_COMMAND)
if(cmake_command)
set(cmd "${cmake_command}")
else()
set(cmd "${CMAKE_COMMAND}")
endif()
set(args --build ".")
if(CMAKE_CONFIGURATION_TYPES)
if (CMAKE_CFG_INTDIR AND
NOT CMAKE_CFG_INTDIR STREQUAL "." AND
NOT CMAKE_CFG_INTDIR MATCHES "\\$")
# CMake 3.4 and below used the CMAKE_CFG_INTDIR placeholder value
# provided by multi-configuration generators. Some projects were
# taking advantage of that undocumented implementation detail to
# specify a specific configuration here. They should use
# BUILD_COMMAND to change the default command instead, but for
# compatibility honor the value.
set(config ${CMAKE_CFG_INTDIR})
message(AUTHOR_WARNING "CMAKE_CFG_INTDIR should not be set by project code.\n"
"To get a non-default build command, use the BUILD_COMMAND option.")
else()
set(config $<CONFIG>)
endif()
list(APPEND args --config ${config})
endif()
if(step STREQUAL "INSTALL")
list(APPEND args --target install)
endif()
# But for "TEST" drive the project with corresponding "ctest".
if("x${step}x" STREQUAL "xTESTx")
string(REGEX REPLACE "^(.*/)cmake([^/]*)$" "\\1ctest\\2" cmd "${cmd}")
set(args "")
if(CMAKE_CONFIGURATION_TYPES)
list(APPEND args -C ${config})
endif()
endif()
endif()
else()
# Non-CMake project. Guess "make" and "make install" and "make test".
if("${CMAKE_GENERATOR}" MATCHES "Makefiles")
# Try to get the parallel arguments
set(cmd "$(MAKE)")
else()
set(cmd "make")
endif()
set(cmd "")
set(args)
_ep_get_configure_command_id(${name} cfg_cmd_id)
if(cfg_cmd_id STREQUAL "cmake")
# CMake project. Select build command based on generator.
get_target_property(cmake_generator ${name} _EP_CMAKE_GENERATOR)
if("${CMAKE_GENERATOR}" MATCHES "Make" AND
("${cmake_generator}" MATCHES "Make" OR NOT cmake_generator))
# The project uses the same Makefile generator. Use recursive make.
set(cmd "$(MAKE)")
if(step STREQUAL "INSTALL")
set(args install)
endif()
if("x${step}x" STREQUAL "xTESTx")
set(args test)
endif()
else()
# Drive the project with "cmake --build".
get_target_property(cmake_command ${name} _EP_CMAKE_COMMAND)
if(cmake_command)
set(cmd "${cmake_command}")
else()
set(cmd "${CMAKE_COMMAND}")
endif()
set(args --build ".")
if(CMAKE_CONFIGURATION_TYPES)
if (CMAKE_CFG_INTDIR AND
NOT CMAKE_CFG_INTDIR STREQUAL "." AND
NOT CMAKE_CFG_INTDIR MATCHES "\\$")
# CMake 3.4 and below used the CMAKE_CFG_INTDIR placeholder value
# provided by multi-configuration generators. Some projects were
# taking advantage of that undocumented implementation detail to
# specify a specific configuration here. They should use
# BUILD_COMMAND to change the default command instead, but for
# compatibility honor the value.
set(config ${CMAKE_CFG_INTDIR})
message(AUTHOR_WARNING "CMAKE_CFG_INTDIR should not be set by project code.\n"
"To get a non-default build command, use the BUILD_COMMAND option.")
else()
set(config $<CONFIG>)
endif()
list(APPEND args --config ${config})
endif()
if(step STREQUAL "INSTALL")
list(APPEND args --target install)
endif()
# But for "TEST" drive the project with corresponding "ctest".
if("x${step}x" STREQUAL "xTESTx")
string(REGEX REPLACE "^(.*/)cmake([^/]*)$" "\\1ctest\\2" cmd "${cmd}")
set(args "")
if(CMAKE_CONFIGURATION_TYPES)
list(APPEND args -C ${config})
endif()
endif()
endif()
# Use user-specified arguments instead of default arguments, if any.
get_property(have_args TARGET ${name} PROPERTY _EP_${step}_ARGS SET)
if(have_args)
get_target_property(args ${name} _EP_${step}_ARGS)
else()
# Non-CMake project. Guess "make" and "make install" and "make test".
if("${CMAKE_GENERATOR}" MATCHES "Makefiles")
# Try to get the parallel arguments
set(cmd "$(MAKE)")
else()
set(cmd "make")
endif()
if(step STREQUAL "INSTALL")
set(args install)
endif()
if("x${step}x" STREQUAL "xTESTx")
set(args test)
endif()
list(APPEND cmd ${args})
endif()
# Use user-specified arguments instead of default arguments, if any.
get_property(have_args TARGET ${name} PROPERTY _EP_${step}_ARGS SET)
if(have_args)
get_target_property(args ${name} _EP_${step}_ARGS)
endif()
list(APPEND cmd ${args})
set(${cmd_var} "${cmd}" PARENT_SCOPE)
endfunction()