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ENH: better processor detection on linux

This commit is contained in:
Bill Hoffman 2007-02-21 10:29:36 -05:00
parent 086da498d4
commit d7b5020a2e
1 changed files with 11 additions and 6 deletions
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7
Modules/CMakeDetermineSystem.cmake
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@ -25,18 +25,23 @@
# Ultrix ULTRIX
# cygwin CYGWIN_NT-5.1
# MacOSX Darwin
IF(UNIX)
FIND_PROGRAM(CMAKE_UNAME uname /bin /usr/bin /usr/local/bin )
IF(CMAKE_UNAME)
EXEC_PROGRAM(uname ARGS -s OUTPUT_VARIABLE CMAKE_SYSTEM_NAME)
EXEC_PROGRAM(uname ARGS -r OUTPUT_VARIABLE CMAKE_SYSTEM_VERSION)
IF(CMAKE_SYSTEM_NAME MATCHES "Linux")
EXEC_PROGRAM(uname ARGS -m OUTPUT_VARIABLE CMAKE_SYSTEM_PROCESSOR
RETURN_VALUE val)
ELSE(CMAKE_SYSTEM_NAME MATCHES "Linux")
EXEC_PROGRAM(uname ARGS -p OUTPUT_VARIABLE CMAKE_SYSTEM_PROCESSOR
RETURN_VALUE val)
IF("${val}" GREATER 0)
EXEC_PROGRAM(uname ARGS -m OUTPUT_VARIABLE CMAKE_SYSTEM_PROCESSOR
RETURN_VALUE val)
ENDIF("${val}" GREATER 0)
ENDIF(CMAKE_SYSTEM_NAME MATCHES "Linux")
# check the return of the last uname -m or -p
IF("${val}" GREATER 0)
SET(CMAKE_SYSTEM_PROCESSOR "unknown")
ENDIF("${val}" GREATER 0)