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Merge pull request #1400 from jszakmeister/install-helpers-destdir

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build: fix the usage of DESTDIR in InstallHelpers.cmake
This commit is contained in:
John Szakmeister 2014-11-09 05:03:05 -05:00
commit 1ea90f6971
1 changed files with 11 additions and 7 deletions
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18
cmake/InstallHelpers.cmake
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@ -22,19 +22,21 @@ function(create_install_dir_with_perms)
install(CODE
"
if(ENV{DESTDIR})
# TODO(fwalch): Is this branch ever taken (#1381, #1387)?
set(PREFIX \$ENV{DESTDIR}/\${CMAKE_INSTALL_PREFIX})
else()
set(PREFIX \${CMAKE_INSTALL_PREFIX})
if(DEFINED ENV{DESTDIR} AND NOT IS_ABSOLUTE \${CMAKE_INSTALL_PREFIX})
message(FATAL_ERROR \"Install prefix must be absolute when using DESTDIR\")
endif()
set(_current_dir \"\${PREFIX}/${_install_dir_DESTINATION}\")
set(_current_dir \"\${CMAKE_INSTALL_PREFIX}/${_install_dir_DESTINATION}\")
set(_dir_permissions \"${_install_dir_DIRECTORY_PERMISSIONS}\")
set(_parent_dirs)
while(NOT EXISTS \${_current_dir})
set(_prev_dir)
# Explicitly prepend DESTDIR when using EXISTS.
# file(INSTALL ...) implicitly respects DESTDIR, but EXISTS does not.
while(NOT EXISTS \$ENV{DESTDIR}\${_current_dir} AND NOT \${_prev_dir} STREQUAL \${_current_dir})
list(APPEND _parent_dirs \${_current_dir})
set(_prev_dir \${_current_dir})
get_filename_component(_current_dir \${_current_dir} PATH)
endwhile()
@ -47,6 +49,8 @@ function(create_install_dir_with_perms)
# 3.0.2.
foreach(_current_dir \${_parent_dirs})
if(NOT IS_DIRECTORY \${_current_dir})
# file(INSTALL ...) implicitly respects DESTDIR, so there's no need to
# prepend it here.
file(INSTALL DESTINATION \${_current_dir}
TYPE DIRECTORY
DIR_PERMISSIONS \${_dir_permissions}