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| author | Chris Johns <chrisj@rtems.org> | 2012-11-06 10:09:40 +1100 |
|---|---|---|
| committer | Chris Johns <chrisj@rtems.org> | 2012-11-06 10:09:40 +1100 |
| commit | c80560d9a485880ff9b6a107fab7097b89d539ac (patch) | |
| tree | 1d5d9771b2f59f1a4efb100287e077d558224d8f /source-builder/sb/linux.py | |
| parent | Merge branch 'master' of ssh://kiwi/opt/work/sw/rtems/tb/source-builder (diff) | |
| download | rtems-source-builder-c80560d9a485880ff9b6a107fab7097b89d539ac.tar.bz2 | |
Move into the source-builder tree.
Diffstat (limited to 'source-builder/sb/linux.py')
| -rw-r--r-- | source-builder/sb/linux.py | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/source-builder/sb/linux.py b/source-builder/sb/linux.py new file mode 100644 index 0000000..cbc1cb9 --- /dev/null +++ b/source-builder/sb/linux.py @@ -0,0 +1,63 @@ +#
+# RTEMS Tools Project (http://www.rtems.org/)
+# Copyright 2010-2012 Chris Johns (chrisj@rtems.org)
+# All rights reserved.
+#
+# This file is part of the RTEMS Tools package in 'rtems-tools'.
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+#
+# This code is based on what ever doco about spec files I could find and
+# RTEMS project's spec files.
+#
+
+import pprint
+import os
+
+import execute
+
+def load():
+ uname = os.uname()
+ smp_mflags = ''
+ processors = '/bin/grep processor /proc/cpuinfo'
+ e = execute.capture_execution()
+ exit_code, proc, output = e.shell(processors)
+ if exit_code == 0:
+ cpus = 0
+ for l in output.split('\n'):
+ count = l.split(':')[1].strip()
+ if count > cpus:
+ cpus = int(count)
+ if cpus > 0:
+ smp_mflags = '-j%d' % (cpus)
+ defines = {
+ '_os': ('none', 'none', 'linux'),
+ '_host': ('triplet', 'required', uname[4] + '-linux-gnu'),
+ '_host_vendor': ('none', 'none', 'gnu'),
+ '_host_os': ('none', 'none', 'linux'),
+ '_host_cpu': ('none', 'none', uname[4]),
+ '_host_alias': ('none', 'none', '%{nil}'),
+ '_host_arch': ('none', 'none', uname[4]),
+ '_usr': ('dir', 'required', '/usr'),
+ '_var': ('dir', 'required', '/usr/var'),
+ 'optflags': ('none', 'none', '-O2 -fasynchronous-unwind-tables'),
+ '_smp_mflags': ('none', 'none', smp_mflags),
+ '__bzip2': ('exe', 'required', '/usr/bin/bzip2'),
+ '__gzip': ('exe', 'required', '/bin/gzip'),
+ '__tar': ('exe', 'required', '/bin/tar')
+ }
+ return defines
+
+if __name__ == '__main__':
+ pprint.pprint(load())
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