waf

   1 #!/usr/bin/env python
   2 # encoding: utf-8
   3 # Thomas Nagy, 2005-2008
   4
   5 """
   6 Redistribution and use in source and binary forms, with or without
   7 modification, are permitted provided that the following conditions
   8 are met:
   9
  10 1. Redistributions of source code must retain the above copyright
  11    notice, this list of conditions and the following disclaimer.
  12
  13 2. Redistributions in binary form must reproduce the above copyright
  14    notice, this list of conditions and the following disclaimer in the
  15    documentation and/or other materials provided with the distribution.
  16
  17 3. The name of the author may not be used to endorse or promote products
  18    derived from this software without specific prior written permission.
  19
  20 THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
  21 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  22 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  23 DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
  24 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  25 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  26 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  28 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  29 IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  30 POSSIBILITY OF SUCH DAMAGE.
  31 """
  32
  33 import os, sys
  34 if sys.hexversion<0x203000f: raise "Waf requires Python >= 2.3"
  35
  36 if 'PSYCOWAF' in os.environ:
  37         try:import psyco;psyco.full()
  38         except:pass
  39
  40 VERSION="1.5.0"
  41 REVISION="8e39a4c1c16303c1e8f010bf330305f6"
  42 INSTALL=sys.platform=='win32' and 'c:/temp' or '/usr/local'
  43 C1='#*'
  44 C2='#)'
  45 cwd = os.getcwd()
  46 join = os.path.join
  47
  48 def err(m):
  49         print '\033[91mError: %s\033[0m' % m
  50         sys.exit(1)
  51
  52 def unpack_wafdir(dir):
  53         f = open(sys.argv[0],'rb')
  54         c = "corrupted waf (%d)"
  55         while 1:
  56                 line = f.readline()
  57                 if not line: err("run waf-light from a folder containing wafadmin")
  58                 if line == '#==>\n':
  59                         txt = f.readline()
  60                         if not txt: err(c % 1)
  61                         if f.readline()!='#<==\n': err(c % 2)
  62                         break
  63         if not txt: err(c % 3)
  64         txt = txt[1:-1].replace(C1, '\n').replace(C2, '\r')
  65
  66         import shutil, tarfile
  67         try: shutil.rmtree(dir)
  68         except OSError: pass
  69         try: os.makedirs(join(dir, 'wafadmin', 'Tools'))
  70         except OSError: err("Cannot unpack waf lib into %s\nMove waf into a writeable directory" % dir)
  71
  72         os.chdir(dir)
  73         tmp = 't.tbz2'
  74         t = open(tmp,'wb')
  75         t.write(txt)
  76         t.close()
  77
  78         t = tarfile.open(tmp)
  79         for x in t: t.extract(x)
  80         t.close()
  81
  82         os.chmod(join('wafadmin','Tools'), 0755)
  83
  84         os.unlink(tmp)
  85         os.chdir(cwd)
  86
  87 def test(dir):
  88         try: os.stat(join(dir, 'wafadmin')); return os.path.abspath(dir)
  89         except OSError: pass
  90
  91 def find_lib():
  92         name = sys.argv[0]
  93         base = os.path.dirname(os.path.abspath(name))
  94
  95         #devs use $WAFDIR
  96         w=test(os.environ.get('WAFDIR', ''))
  97         if w: return w
  98
  99         #waf-light
 100         if name.endswith('waf-light'):
 101                 w = test(base)
 102                 if w: return w
 103                 err("waf-light requires wafadmin -> export WAFDIR=/folder")
 104
 105         dir = "/lib/waf-%s-%s/" % (VERSION, REVISION)
 106         for i in [INSTALL,'/usr','/usr/local','/opt']:
 107                 w = test(i+dir)
 108                 if w: return w
 109
 110         #waf-local
 111         s = '.waf-%s-%s'
 112         if sys.platform == 'win32': s = s[1:]
 113         dir = join(base, s % (VERSION, REVISION))
 114         w = test(dir)
 115         if w: return w
 116
 117         #unpack
 118         unpack_wafdir(dir)
 119         return dir
 120
 121 wafdir = find_lib()
 122 w = join(wafdir, 'wafadmin')
 123 t = join(w, 'Tools')
 124 sys.path = [w, t] + sys.path
 125
 126 import Scripting
 127 Scripting.prepare(t, cwd, VERSION, wafdir)
 128
 129 #==>
 130 #BZh91AY&SYVbFø\x028¸\x7fÿÿ8\x10Á\x7fÿÿÿÿÿÿÿÿÿÿÿñ\x14