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cmake: Add convenience uninstall target (#221)

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Note: Leaves behind empty directories, no real uninstaller. Just for convenience of some.
This commit is contained in:
Jason Juang 2017-07-11 14:22:41 -07:00 • committed by Andreas Schuh
parent 46f73f88b1
commit 4663c80d3a
2 changed files with 34 additions and 0 deletions
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8
CMakeLists.txt
View file

@ -700,3 +700,11 @@ if (BUILD_PACKAGING)
include (CPack)
endif () # BUILD_PACKAGING
if (NOT GFLAGS_IS_SUBPROJECT AND NOT TARGET uninstall)
configure_file (
"${CMAKE_CURRENT_SOURCE_DIR}/cmake/cmake_uninstall.cmake.in"
"${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake" @ONLY
)
add_custom_target(uninstall COMMAND ${CMAKE_COMMAND} -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
endif ()

26
cmake/cmake_uninstall.cmake.in Normal file
View file

@ -0,0 +1,26 @@
if(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
message(FATAL_ERROR "Cannot find install manifest: @CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
endif(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt")
if (NOT DEFINED CMAKE_INSTALL_PREFIX)
set (CMAKE_INSTALL_PREFIX "@CMAKE_INSTALL_PREFIX@")
endif ()
message(${CMAKE_INSTALL_PREFIX})
file(READ "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.txt" files)
string(REGEX REPLACE "\n" ";" files "${files}")
foreach(file ${files})
message(STATUS "Uninstalling $ENV{DESTDIR}${file}")
if(IS_SYMLINK "$ENV{DESTDIR}${file}" OR EXISTS "$ENV{DESTDIR}${file}")
exec_program(
"@CMAKE_COMMAND@" ARGS "-E remove \"$ENV{DESTDIR}${file}\""
OUTPUT_VARIABLE rm_out
RETURN_VALUE rm_retval
)
if(NOT "${rm_retval}" STREQUAL 0)
message(FATAL_ERROR "Problem when removing $ENV{DESTDIR}${file}")
endif(NOT "${rm_retval}" STREQUAL 0)
else(IS_SYMLINK "$ENV{DESTDIR}${file}" OR EXISTS "$ENV{DESTDIR}${file}")
message(STATUS "File $ENV{DESTDIR}${file} does not exist.")
endif(IS_SYMLINK "$ENV{DESTDIR}${file}" OR EXISTS "$ENV{DESTDIR}${file}")
endforeach(file)