84046bcab2
The problem is that redo-ifchange has a different $PWD than its sub-dependencies, so as it's chasing them down, fixing up the relative paths totally doesn't work at all. There's probably a much smarter fix than this, but it's too late at night to think of it right now.
99 lines
2.2 KiB
Python
99 lines
2.2 KiB
Python
import sys, os, errno
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import vars
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def unlink(f):
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"""Delete a file at path 'f' if it currently exists.
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Unlike os.unlink(), does not throw an exception if the file didn't already
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exist.
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"""
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try:
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os.unlink(f)
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except OSError, e:
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if e.errno == errno.ENOENT:
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pass # it doesn't exist, that's what you asked for
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def mkdirp(d, mode=None):
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"""Recursively create directories on path 'd'.
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Unlike os.makedirs(), it doesn't raise an exception if the last element of
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the path already exists.
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"""
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try:
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if mode:
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os.makedirs(d, mode)
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else:
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os.makedirs(d)
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except OSError, e:
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if e.errno == errno.EEXIST:
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pass
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else:
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raise
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def _log(s):
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sys.stdout.flush()
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sys.stderr.write(s)
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sys.stderr.flush()
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def _clog(s):
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if vars.VERBOSE: _log('\n')
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_log('\x1b[32mredo %s\x1b[1m%s\x1b[m' % (vars.DEPTH, s))
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def _bwlog(s):
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if vars.VERBOSE: _log('\n')
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_log('redo %s%s' % (vars.DEPTH, s))
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def _cerr(s):
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_log('\x1b[31mredo: %s\x1b[1m%s\x1b[m' % (vars.DEPTH, s))
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def _bwerr(s):
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_log('redo: %s%s' % (vars.DEPTH, s))
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if os.isatty(2):
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log = _clog
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err = _cerr
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else:
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log = _bwlog
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err = _bwerr
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def debug(s):
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if vars.DEBUG >= 1:
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_log('redo: %s%s' % (vars.DEPTH, s))
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def debug2(s):
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if vars.DEBUG >= 2:
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_log('redo: %s%s' % (vars.DEPTH, s))
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def relpath(t, base):
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t = os.path.abspath(t)
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tparts = t.split('/')
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bparts = base.split('/')
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for tp,bp in zip(tparts,bparts):
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if tp != bp:
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break
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tparts.pop(0)
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bparts.pop(0)
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while bparts:
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tparts.insert(0, '..')
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bparts.pop(0)
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return '/'.join(tparts)
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def sname(typ, t, fromdir=None):
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# FIXME: t.replace(...) is non-reversible and non-unique here!
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if fromdir:
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t = os.path.join(fromdir, t)
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tnew = relpath(t, vars.BASE)
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v = vars.BASE + ('/.redo/%s^%s' % (typ, tnew.replace('/', '^')))
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debug2('sname: (%r) %r -> %r\n' % (os.getcwd(), t, tnew))
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return v
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def add_dep(t, mode, dep):
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debug2('add-dep(%r)\n' % t)
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open(sname('dep', t), 'a').write('%s %s\n'
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% (mode, relpath(dep, vars.BASE)))
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