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authorBill Hoffman <bill.hoffman@kitware.com>2007-11-15 13:14:41 -0500
committerBill Hoffman <bill.hoffman@kitware.com>2007-11-15 13:14:41 -0500
commit90e6f983de18868e137537e01ee0079514b9368e (patch)
treee8ea7eab90e4ec04e9310bb9cd647c459b409c17 /Modules/Platform/Darwin.cmake
parent9abbad8171e3b4dc376f184ca0400eff3479775d (diff)
downloadcmake-90e6f983de18868e137537e01ee0079514b9368e.tar.gz
ENH: add support for env var and better default for CMAKE_OSX_SYSROOT
Diffstat (limited to 'Modules/Platform/Darwin.cmake')
-rw-r--r--Modules/Platform/Darwin.cmake20
1 files changed, 13 insertions, 7 deletions
diff --git a/Modules/Platform/Darwin.cmake b/Modules/Platform/Darwin.cmake
index f9d3515a37..7ba6c5696b 100644
--- a/Modules/Platform/Darwin.cmake
+++ b/Modules/Platform/Darwin.cmake
@@ -49,13 +49,19 @@ SET(CMAKE_FIND_LIBRARY_SUFFIXES ".dylib" ".so" ".a")
IF(NOT DEFINED CMAKE_INSTALL_NAME_TOOL)
SET(CMAKE_INSTALL_NAME_TOOL install_name_tool)
ENDIF(NOT DEFINED CMAKE_INSTALL_NAME_TOOL)
-
-
+# find installed SDKs
+FILE(GLOB _CMAKE_OSX_SDKS "/Developer/SDKs/*")
# setup for universal binaries if sysroot exists
-IF(EXISTS /Developer/SDKs/MacOSX10.4u.sdk)
- # set the sysroot to be used if CMAKE_OSX_ARCHITECTURES
- # has more than one value
- SET(CMAKE_OSX_SYSROOT /Developer/SDKs/MacOSX10.4u.sdk CACHE STRING
+IF(_CMAKE_OSX_SDKS)
+ # find the most recent sdk for the default
+ LIST(SORT _CMAKE_OSX_SDKS)
+ LIST(REVERSE _CMAKE_OSX_SDKS)
+ LIST(GET _CMAKE_OSX_SDKS 0 _CMAKE_OSX_SDKS)
+ # use the environment variable CMAKE_OSX_SYSROOT if it is set
+ IF(NOT "$ENV{CMAKE_OSX_SYSROOT}" STREQUAL "")
+ SET(_CMAKE_OSX_SDKS "$ENV{CMAKE_OSX_SYSROOT}")
+ ENDIF(NOT "$ENV{CMAKE_OSX_SYSROOT}" STREQUAL "")
+ SET(CMAKE_OSX_SYSROOT ${_CMAKE_OSX_SDKS} CACHE STRING
"isysroot used for universal binary support")
# set _CMAKE_OSX_MACHINE to umame -m
EXEC_PROGRAM(uname ARGS -m OUTPUT_VARIABLE _CMAKE_OSX_MACHINE)
@@ -74,7 +80,7 @@ IF(EXISTS /Developer/SDKs/MacOSX10.4u.sdk)
# now put _CMAKE_OSX_MACHINE into the cache
SET(CMAKE_OSX_ARCHITECTURES ${_CMAKE_OSX_MACHINE}
CACHE STRING "Build architectures for OSX")
-ENDIF(EXISTS /Developer/SDKs/MacOSX10.4u.sdk)
+ENDIF(_CMAKE_OSX_SDKS)
IF("${CMAKE_BACKWARDS_COMPATIBILITY}" MATCHES "^1\\.[0-6]$")