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OSX/cmake: allow for compiling with xcode develper previews by determing xcode-select

This commit is contained in:
Jens Verwiebe 2013-09-13 14:57:57 +00:00
parent 5d54678477
commit e59bc04aa7
1 changed files with 14 additions and 3 deletions
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17
CMakeLists.txt
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@ -323,6 +323,16 @@ if(APPLE)
if(${CMAKE_GENERATOR} MATCHES "Xcode")
# workaround for incorrect cmake xcode lookup for developer previews - XCODE_VERSION does not take xcode-select path into accout
# but would always look into /Applications/Xcode.app while dev versions are named Xcode<version>-DP<preview_number>
execute_process(COMMAND xcode-select --print-path OUTPUT_VARIABLE XCODE_CHECK OUTPUT_STRIP_TRAILING_WHITESPACE)
string(REPLACE "/Contents/Developer" "" XCODE_BUNDLE ${XCODE_CHECK}) # truncate to bundlepath in any case
message(STATUS "Xcode-bundle : " ${XCODE_BUNDLE})
string(SUBSTRING "${XCODE_CHECK}" 14 6 DP_NAME) # reduce to XCode name without dp extension
if(${DP_NAME} MATCHES Xcode5)
set(XCODE_VERSION 5)
endif()
##### cmake incompatibility with xcode 4.3 and higher #####
if(${XCODE_VERSION} MATCHES '') # cmake fails due looking for xcode in the wrong path, thus will be empty var
message(FATAL_ERROR "Xcode 4.3 and higher must be used with cmake 2.8-8 or higher")
@ -346,9 +356,10 @@ if(APPLE)
if(${XCODE_VERSION} VERSION_LESS 4.3)
set(CMAKE_OSX_SYSROOT /Developer/SDKs/MacOSX${OSX_SYSTEM}.sdk CACHE PATH "" FORCE) # use guaranteed existing sdk
else()
# note: i don't use xcode-select path on purpose, cause also /Applications/Xcode.app would be allowed
# absolute pathes are more foolproof here !
set(OSX_SYSROOT_PREFIX /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform)
# note: xcode-select path could be ambigous, cause /Applications/Xcode.app/Contents/Developer or /Applications/Xcode.app would be allowed
# so i use a selfcomposed bundlepath here
set(OSX_SYSROOT_PREFIX ${XCODE_BUNDLE}/Contents/Developer/Platforms/MacOSX.platform)
message(STATUS "OSX_SYSROOT_PREFIX: " ${OSX_SYSROOT_PREFIX})
set(OSX_DEVELOPER_PREFIX /Developer/SDKs/MacOSX${OSX_SYSTEM}.sdk) # use guaranteed existing sdk
set(CMAKE_OSX_SYSROOT ${OSX_SYSROOT_PREFIX}/${OSX_DEVELOPER_PREFIX} CACHE PATH "" FORCE)
endif()