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Remove the Dll finding code from within the Main CMake

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Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>
This commit is contained in:
Tomaz Canabrava 2015-11-17 19:31:26 -02:00 committed by Dirk Hohndel
parent c7a3cb68f5
commit 32714faf24
2 changed files with 42 additions and 46 deletions
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47
CMakeLists.txt
View file

@ -427,55 +427,10 @@ if(CMAKE_SYSTEM_NAME STREQUAL "Windows")
set(MAKENSIS makensis)
endif()
# next figure out the DLLs we need to include in the installer
# since this needs to run at install time we create a new cmake
# script that then gets executed at install time with install(CODE...)
file(WRITE ${CMAKE_BINARY_DIR}/dlllist.cmake "
message(STATUS \"processing dlllist.cmake\")
# figure out which command to use for objdump
execute_process(
COMMAND ${CMAKE_C_COMPILER} -dumpmachine
OUTPUT_VARIABLE OBJDUMP
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# figure out where we should search for libraries
execute_process(
COMMAND ${CMAKE_C_COMPILER} -print-search-dirs
COMMAND sed -nE \"/^libraries: =/{s///;s,/lib/?\\\(:|\\\$\\\$\\\),/bin\\\\1,g;p;q;}\"
OUTPUT_VARIABLE ADDPATH
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# since cmake doesn't appear to give us a variable with
# all libraries we link against, grab the link.txt script
# instead and drop the command name from it (before the
# first space) -- this will fail if the full path for the
# linker used contains a space...
execute_process(
COMMAND tail -1 CMakeFiles/subsurface.dir/link.txt
COMMAND cut -d\\ -f 2-
OUTPUT_VARIABLE LINKER_LINE
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# finally run our win-ldd.pl script against that to
# collect all the required dlls
execute_process(
COMMAND sh -c \"OBJDUMP=\${OBJDUMP}-objdump PATH=$ENV{PATH}:\${ADDPATH} perl ${CMAKE_SOURCE_DIR}/scripts/win-ldd.pl ${SUBSURFACE_TARGET}.exe \${LINKER_LINE}\"
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
OUTPUT_VARIABLE DLLS
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# replace newlines with semicolons so this is a cmake list
string(REPLACE \"\\n\" \";\" DLLLIST \${DLLS})
# executing 'install' as a command seems hacky, but you
# can't use the install() cmake function in a script
foreach(DLL \${DLLLIST})
execute_process(COMMAND install \${DLL} \${STAGING})
endforeach()
")
# the script we created above is now added as a command to run at
# install time - so this ensures that subsurface.exe has been
# built before this is run
install(CODE "execute_process(COMMAND ${CMAKE_COMMAND} -DSTAGING=${WINDOWSSTAGING} -P ${CMAKE_BINARY_DIR}/dlllist.cmake)")
install(CODE "execute_process(COMMAND ${CMAKE_COMMAND} -DSTAGING=${WINDOWSSTAGING} -P cmake/Modules/dlllist.cmake)")
# create the subsurface-x.y.z.exe installer - this needs to depend
# on the install target but cmake doesn't allow that, so we depend

41
cmake/Modules/dlllist.cmake Normal file
View file

@ -0,0 +1,41 @@
message(STATUS "processing dlllist.cmake")
# figure out which command to use for objdump
execute_process(
COMMAND ${CMAKE_C_COMPILER} -dumpmachine
OUTPUT_VARIABLE OBJDUMP
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# figure out where we should search for libraries
execute_process(
COMMAND ${CMAKE_C_COMPILER} -print-search-dirs
COMMAND sed -nE "/^libraries: =/{s///;s,/lib/?\\\(:|\\\$\\\$\\\),/bin\\\\1,g;p;q;}"
OUTPUT_VARIABLE ADDPATH
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# since cmake doesn't appear to give us a variable with
# all libraries we link against, grab the link.txt script
# instead and drop the command name from it (before the
# first space) -- this will fail if the full path for the
# linker used contains a space...
execute_process(
COMMAND tail -1 CMakeFiles/subsurface.dir/link.txt
COMMAND cut -d\\ -f 2-
OUTPUT_VARIABLE LINKER_LINE
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# finally run our win-ldd.pl script against that to
# collect all the required dlls
execute_process(
COMMAND sh -c "OBJDUMP=${OBJDUMP}-objdump PATH=$ENV{PATH}:${ADDPATH} perl ${CMAKE_SOURCE_DIR}/scripts/win-ldd.pl ${SUBSURFACE_TARGET}.exe ${LINKER_LINE}"
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
OUTPUT_VARIABLE DLLS
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# replace newlines with semicolons so this is a cmake list
string(REPLACE "\\n" ";" DLLLIST ${DLLS})
# executing 'install' as a command seems hacky, but you
# can't use the install() cmake function in a script
foreach(DLL ${DLLLIST})
execute_process(COMMAND install ${DLL} ${STAGING})
endforeach()