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- #! /usr/bin/env python
- import os, sys, imp, re
- from waflib import Context, Options, Configure, Utils, Logs
- def options(opt):
- opt.load('compiler_c')
- def configure(conf):
- conf.options = Options.options
- conf.load('compiler_c')
- re_com = re.compile("#.*$", re.M)
- def build(bld):
- txt = bld.path.find_node('cbit').read()
- txt = re_com.sub('', txt)
- tg = None
- for x in txt.splitlines():
- if not x:
- continue
- elif x.startswith(('\t', ' ')):
- tg.rule = x.lstrip()
- else:
- line = x.split(':')
- tgt = line[0].lstrip()
- src = line[1].lstrip()
- tg = bld()
- if src:
- tg.source = src
- if tgt:
- tg.target = tgt
- def recurse_rep(x, y):
- f = getattr(Context.g_module, x.cmd or x.fun, Utils.nada)
- return f(x)
- def start(cwd, version, wafdir):
- # simple example, the file main.c is hard-coded
- try:
- os.stat(cwd + os.sep + 'cbit')
- except:
- print('call from a folder containing a file named "cbit"')
- sys.exit(1)
- Logs.init_log()
- Context.waf_dir = wafdir
- Context.top_dir = Context.run_dir = cwd
- Context.out_dir = os.path.join(cwd, 'build')
- Context.g_module = imp.new_module('wscript')
- Context.g_module.root_path = os.path.join(cwd, 'cbit')
- Context.Context.recurse = recurse_rep
- # this is a fake module, which looks like a standard wscript file
- Context.g_module.options = options
- Context.g_module.configure = configure
- Context.g_module.build = build
- Options.OptionsContext().execute()
- do_config = 'configure' in sys.argv
- try:
- os.stat(cwd + os.sep + 'build')
- except:
- do_config = True
- if do_config:
- Context.create_context('configure').execute()
- if 'clean' in sys.argv:
- Context.create_context('clean').execute()
- if 'build' in sys.argv:
- Context.create_context('build').execute()
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