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Revert "Remove hard kernel threads references"
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| #!/usr/bin/python2 | ||
| # | ||
| # This script returns 0 when run on a platform supported by the current | ||
| # branch of LinuxCNC, and 1 when run on an unsupported platform. It is | ||
| # intended to guide build automation on whether or not to try to build. | ||
| # | ||
|
|
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| import sys | ||
| import subprocess | ||
| import re | ||
|
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| def detect_kernel_flavor(uname): | ||
| try: | ||
| f = open("/boot/config-%s" % uname) | ||
| except IOError: | ||
| print "no kernel configuration found for %s" % uname | ||
| sys.exit(1) | ||
| l = f.read(-1) | ||
| f.close() | ||
|
|
||
| config_ipipe = re.search('^CONFIG_IPIPE', l, re.MULTILINE) | ||
| config_xeno = re.search('^CONFIG_XENO_', l, re.MULTILINE) | ||
| config_rtpreempt = re.search('^CONFIG_PREEMPT_RT', l, re.MULTILINE) | ||
|
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| if config_ipipe and not config_xeno and not config_rtpreempt: | ||
| return 'rtai' | ||
| elif config_ipipe and config_xeno and not config_rtpreempt: | ||
| return 'xenomai' | ||
| elif not config_ipipe and not config_xeno and config_rtpreempt: | ||
| return 'rtpreempt' | ||
| else: | ||
| return 'vanilla' | ||
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| # use subprocess.Popen() in this funny way, instead of | ||
| # subprocess.check_output(), because check_output() is not in Hardy's | ||
| # Python 2.5 | ||
|
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| arch = subprocess.Popen(['dpkg-architecture', '-qDEB_HOST_ARCH'], stdout=subprocess.PIPE).communicate()[0][:-1] | ||
| distributor = subprocess.Popen(['lsb_release', '--id', '--short'], stdout=subprocess.PIPE).communicate()[0][:-1] | ||
|
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| release = subprocess.Popen(['lsb_release', '--release', '--short'], stdout=subprocess.PIPE).communicate()[0][:-1] | ||
| major, minor = re.split('\.', release) | ||
| release_major = int(major) | ||
| release_minor = int(minor) | ||
|
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| uname = subprocess.Popen(['uname', '-r'], stdout=subprocess.PIPE).communicate()[0][:-1] | ||
| kernel_flavor = detect_kernel_flavor(uname) | ||
|
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| print "arch =", arch | ||
| print "distributor =", distributor | ||
| print "release =", release | ||
| print " major =", release_major | ||
| print " minor =", release_minor | ||
| print "uname = %s (%s)" % (uname, kernel_flavor) | ||
|
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| if arch != "amd64" and arch != "i386": | ||
| print "unsupported architecture!" | ||
| sys.exit(1) | ||
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| if distributor == 'Ubuntu': | ||
| if release_major < 10: | ||
| print "release is too old!" | ||
| sys.exit(1) | ||
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| if kernel_flavor != 'rtai' and kernel_flavor != 'vanilla': | ||
| print "unsupported kernel flavor" | ||
| sys.exit(1) | ||
|
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| print "this platform is supported!" | ||
| sys.exit(0) | ||
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