mibuild/tools.py

   1 import os, struct
   2 from distutils.version import StrictVersion
   3
   4 def mkdir_noerror(d):
   5         try:
   6                 os.mkdir(d)
   7         except OSError:
   8                 pass
   9
  10 def language_by_filename(name):
  11         extension = name.rsplit(".")[-1]
  12         if extension in ["v", "vh", "vo"]:
  13                 return "verilog"
  14         if extension in ["vhd", "vhdl", "vho"]:
  15                 return "vhdl"
  16         return None
  17
  18 def write_to_file(filename, contents, force_unix=False):
  19         newline = None
  20         if force_unix:
  21                 newline = "\n"
  22         f = open(filename, "w", newline=newline)
  23         f.write(contents)
  24         f.close()
  25
  26 def arch_bits():
  27         return struct.calcsize("P")*8
  28
  29 def versions(path):
  30         for n in os.listdir(path):
  31                 full = os.path.join(path, n)
  32                 if not os.path.isdir(full):
  33                         continue
  34                 try:
  35                         yield StrictVersion(n)
  36                 except ValueError:
  37                         continue