16
16
# along with this program; if not, write to the Free Software
17
17
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19
import os, types, re, time, errno, sys
19
import os, types, re, time, types
20
20
from stat import S_ISREG, S_ISDIR, S_ISLNK, ST_MODE, ST_SIZE
22
from bzrlib.errors import BzrError
23
from bzrlib.trace import mutter
22
from errors import bailout
26
24
def make_readonly(filename):
27
25
"""Make a filename read-only."""
121
def is_inside(dir, fname):
122
"""True if fname is inside dir.
124
return os.path.commonprefix([dir, fname]) == dir
127
def is_inside_any(dir_list, fname):
128
"""True if fname is inside any of given dirs."""
129
# quick scan for perfect match
130
if fname in dir_list:
133
for dirname in dir_list:
134
if is_inside(dirname, fname):
140
78
def pumpfile(fromfile, tofile):
141
79
"""Copy contents of one file to another."""
142
80
tofile.write(fromfile.read())
182
127
'sha1': s.hexdigest()}
186
"""Return per-user configuration directory.
188
By default this is ~/.bzr.conf/
190
TODO: Global option --config-dir to override this.
192
return os.path.expanduser("~/.bzr.conf")
196
"""Calculate automatic user identification.
198
Returns (realname, email).
200
Only used when none is set in the environment or the id file.
202
This previously used the FQDN as the default domain, but that can
203
be very slow on machines where DNS is broken. So now we simply
132
"""Return email-style username.
134
Something similar to 'Martin Pool <mbp@sourcefrog.net>'
136
:todo: Check it's reasonably well-formed.
138
:todo: Allow taking it from a dotfile to help people on windows
139
who can't easily set variables.
141
:todo: Cope without pwd module, which is only on unix.
143
e = os.environ.get('BZREMAIL') or os.environ.get('EMAIL')
208
# XXX: Any good way to get real user name on win32?
212
150
uid = os.getuid()
213
151
w = pwd.getpwuid(uid)
214
gecos = w.pw_gecos.decode(bzrlib.user_encoding)
215
username = w.pw_name.decode(bzrlib.user_encoding)
216
153
comma = gecos.find(',')
220
157
realname = gecos[:comma]
158
return '%s <%s@%s>' % (realname, w.pw_name, socket.getfqdn())
224
159
except ImportError:
226
realname = username = getpass.getuser().decode(bzrlib.user_encoding)
228
return realname, (username + '@' + socket.gethostname())
232
"""Return the full user id from a file or environment variable.
234
TODO: Allow taking this from a file in the branch directory too
235
for per-branch ids."""
236
v = os.environ.get('BZREMAIL')
238
return v.decode(bzrlib.user_encoding)
241
return (open(os.path.join(config_dir(), "email"))
243
.decode(bzrlib.user_encoding)
246
if e.errno != errno.ENOENT:
249
v = os.environ.get('EMAIL')
251
return v.decode(bzrlib.user_encoding)
257
"""Return email-style username.
259
Something similar to 'Martin Pool <mbp@sourcefrog.net>'
261
TODO: Check it's reasonably well-formed.
267
name, email = _auto_user_id()
269
return '%s <%s>' % (name, email)
274
_EMAIL_RE = re.compile(r'[\w+.-]+@[\w+.-]+')
162
import getpass, socket
163
return '<%s@%s>' % (getpass.getuser(), socket.getfqdn())
275
166
def user_email():
276
167
"""Return just the email component of a username."""
168
e = os.environ.get('BZREMAIL') or os.environ.get('EMAIL')
279
m = _EMAIL_RE.search(e)
171
m = re.search(r'[\w+.-]+@[\w+.-]+', e)
281
raise BzrError("%r doesn't seem to contain a reasonable email address" % e)
173
bailout('%r is not a reasonable email address' % e)
282
174
return m.group(0)
284
return _auto_user_id()[1]
177
import getpass, socket
178
return '%s@%s' % (getpass.getuser(), socket.getfqdn())
288
183
def compare_files(a, b):
289
184
"""Returns true if equal in contents"""
185
# TODO: don't read the whole thing in one go.
292
188
ai = a.read(BUFSIZE)
346
244
if hasattr(os, 'urandom'): # python 2.4 and later
347
245
rand_bytes = os.urandom
348
elif sys.platform == 'linux2':
349
rand_bytes = file('/dev/urandom', 'rb').read
351
# not well seeded, but better than nothing
356
s += chr(random.randint(0, 255))
247
# FIXME: No good on non-Linux
248
_rand_file = file('/dev/urandom', 'rb')
249
rand_bytes = _rand_file.read
361
252
## TODO: We could later have path objects that remember their list
375
266
>>> splitpath('a/../b')
376
267
Traceback (most recent call last):
378
BzrError: sorry, '..' not allowed in path
269
BzrError: ("sorry, '..' not allowed in path", [])
380
271
assert isinstance(p, types.StringTypes)
382
# split on either delimiter because people might use either on
384
ps = re.split(r'[\\/]', p)
272
ps = [f for f in p.split('/') if f != '.']
389
raise BzrError("sorry, %r not allowed in path" % f)
390
elif (f == '.') or (f == ''):
275
bailout("sorry, %r not allowed in path" % f)
397
279
assert isinstance(p, list)
399
if (f == '..') or (f == None) or (f == ''):
400
raise BzrError("sorry, %r not allowed in path" % f)
401
return os.path.join(*p)
281
if (f == '..') or (f is None) or (f == ''):
282
bailout("sorry, %r not allowed in path" % f)
404
286
def appendpath(p1, p2):
408
return os.path.join(p1, p2)
411
293
def extern_command(cmd, ignore_errors = False):
412
294
mutter('external command: %s' % `cmd`)
413
295
if os.system(cmd):
414
296
if not ignore_errors:
415
raise BzrError('command failed')
418
def _read_config_value(name):
419
"""Read a config value from the file ~/.bzr.conf/<name>
420
Return None if the file does not exist"""
422
f = file(os.path.join(config_dir(), name), "r")
423
return f.read().decode(bzrlib.user_encoding).rstrip("\r\n")
425
if e.errno == errno.ENOENT:
431
"""Return a sequence of possible editor binaries for the current platform"""
432
e = _read_config_value("editor")
436
if os.name == "windows":
438
elif os.name == "posix":
440
yield os.environ["EDITOR"]
445
def _run_editor(filename):
446
"""Try to execute an editor to edit the commit message. Returns True on success,
448
for e in _get_editor():
449
x = os.spawnvp(os.P_WAIT, e, (e, filename))
456
raise BzrError("Could not start any editor. Please specify $EDITOR or use ~/.bzr.conf/editor")
460
def get_text_message(infotext, ignoreline = "default"):
463
if ignoreline == "default":
464
ignoreline = "-- This line and the following will be ignored --"
467
tmp_fileno, msgfilename = tempfile.mkstemp()
468
msgfile = os.close(tmp_fileno)
469
if infotext is not None and infotext != "":
471
msgfile = file(msgfilename, "w")
472
msgfile.write("\n\n%s\n\n%s" % (ignoreline, infotext))
477
if not _run_editor(msgfilename):
482
lastline, nlines = 0, 0
483
for line in file(msgfilename, "r"):
484
stripped_line = line.strip()
485
# strip empty line before the log message starts
487
if stripped_line != "":
491
# check for the ignore line only if there
492
# is additional information at the end
493
if hasinfo and stripped_line == ignoreline:
496
# keep track of the last line that had some content
497
if stripped_line != "":
503
# delete empty lines at the end
505
# add a newline at the end, if needed
506
if not msg[-1].endswith("\n"):
507
return "%s%s" % ("".join(msg), "\n")
511
# delete the msg file in any case
512
try: os.unlink(msgfilename)
297
bailout('command failed')