1 | # |
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2 | # RTEMS Tools Project (http://www.rtems.org/) |
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3 | # Copyright 2010-2017 Chris Johns (chrisj@rtems.org) |
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4 | # All rights reserved. |
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5 | # |
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6 | # This file is part of the RTEMS Tools package in 'rtems-tools'. |
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7 | # |
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8 | # Redistribution and use in source and binary forms, with or without |
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9 | # modification, are permitted provided that the following conditions are met: |
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10 | # |
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11 | # 1. Redistributions of source code must retain the above copyright notice, |
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12 | # this list of conditions and the following disclaimer. |
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13 | # |
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14 | # 2. Redistributions in binary form must reproduce the above copyright notice, |
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15 | # this list of conditions and the following disclaimer in the documentation |
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16 | # and/or other materials provided with the distribution. |
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17 | # |
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18 | # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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19 | # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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20 | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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21 | # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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22 | # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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23 | # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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24 | # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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25 | # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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26 | # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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27 | # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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28 | # POSSIBILITY OF SUCH DAMAGE. |
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29 | # |
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30 | |
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31 | # |
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32 | # This code is based on what ever doco about spec files I could find and |
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33 | # RTEMS project's spec files. |
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34 | # |
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35 | |
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36 | import os |
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37 | |
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38 | # |
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39 | # Support to handle use in a package and as a unit test. |
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40 | # If there is a better way to let us know. |
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41 | # |
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42 | try: |
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43 | from . import execute |
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44 | except (ValueError, SystemError): |
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45 | import execute |
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46 | |
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47 | def cpus(): |
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48 | sysctl = '/usr/sbin/sysctl ' |
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49 | e = execute.capture_execution() |
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50 | exit_code, proc, output = e.shell(sysctl + 'hw.ncpu') |
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51 | if exit_code == 0: |
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52 | ncpus = int(output.split(' ')[1].strip()) |
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53 | else: |
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54 | ncpus = 1 |
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55 | return ncpus |
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56 | |
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57 | def overrides(): |
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58 | uname = os.uname() |
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59 | ncpus = '%d' % (cores()) |
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60 | defines = { |
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61 | '_ncpus': ('none', 'none', ncpus), |
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62 | '_os': ('none', 'none', 'darwin'), |
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63 | '_host': ('triplet', 'required', uname[4] + '-apple-darwin' + uname[2]), |
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64 | '_host_vendor': ('none', 'none', 'apple'), |
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65 | '_host_os': ('none', 'none', 'darwin'), |
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66 | '_host_cpu': ('none', 'none', uname[4]), |
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67 | '_host_alias': ('none', 'none', '%{nil}'), |
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68 | '_host_arch': ('none', 'none', uname[4]), |
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69 | '_host_prefix': ('dir', 'optional', '%{_usr}'), |
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70 | '_usr': ('dir', 'optional', '/usr/local'), |
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71 | '_var': ('dir', 'optional', '/usr/local/var'), |
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72 | '__ldconfig': ('exe', 'none', ''), |
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73 | '__cvs': ('exe', 'required', 'cvs'), |
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74 | '__xz': ('exe', 'required', '%{_usr}/bin/xz'), |
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75 | 'with_zlib': ('none', 'none', '--with-zlib=no'), |
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76 | '_forced_static': ('none', 'none', '') |
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77 | } |
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78 | |
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79 | defines['_build'] = defines['_host'] |
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80 | defines['_build_vendor'] = defines['_host_vendor'] |
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81 | defines['_build_os'] = defines['_host_os'] |
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82 | defines['_build_cpu'] = defines['_host_cpu'] |
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83 | defines['_build_alias'] = defines['_host_alias'] |
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84 | defines['_build_arch'] = defines['_host_arch'] |
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85 | |
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86 | return defines |
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87 | |
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88 | if __name__ == '__main__': |
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89 | import pprint |
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90 | pprint.pprint(cpus()) |
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91 | pprint.pprint(overrides()) |
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