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@@ -1,253 +1,253 b'' | |||||
1 | """ |
|
1 | """ | |
2 | windows.py - Windows utility function implementations for Mercurial |
|
2 | windows.py - Windows utility function implementations for Mercurial | |
3 |
|
3 | |||
4 | Copyright 2005-2009 Matt Mackall <mpm@selenic.com> and others |
|
4 | Copyright 2005-2009 Matt Mackall <mpm@selenic.com> and others | |
5 |
|
5 | |||
6 | This software may be used and distributed according to the terms of |
|
6 | This software may be used and distributed according to the terms of | |
7 | the GNU General Public License version 2, incorporated herein by |
|
7 | the GNU General Public License version 2, incorporated herein by | |
8 | reference. |
|
8 | reference. | |
9 | """ |
|
9 | """ | |
10 |
|
10 | |||
11 | from i18n import _ |
|
11 | from i18n import _ | |
12 | import errno, msvcrt, os, osutil, re, sys |
|
12 | import errno, msvcrt, os, osutil, re, sys | |
13 | nulldev = 'NUL:' |
|
13 | nulldev = 'NUL:' | |
14 |
|
14 | |||
15 | umask = 002 |
|
15 | umask = 002 | |
16 |
|
16 | |||
17 | class winstdout: |
|
17 | class winstdout: | |
18 | '''stdout on windows misbehaves if sent through a pipe''' |
|
18 | '''stdout on windows misbehaves if sent through a pipe''' | |
19 |
|
19 | |||
20 | def __init__(self, fp): |
|
20 | def __init__(self, fp): | |
21 | self.fp = fp |
|
21 | self.fp = fp | |
22 |
|
22 | |||
23 | def __getattr__(self, key): |
|
23 | def __getattr__(self, key): | |
24 | return getattr(self.fp, key) |
|
24 | return getattr(self.fp, key) | |
25 |
|
25 | |||
26 | def close(self): |
|
26 | def close(self): | |
27 | try: |
|
27 | try: | |
28 | self.fp.close() |
|
28 | self.fp.close() | |
29 | except: pass |
|
29 | except: pass | |
30 |
|
30 | |||
31 | def write(self, s): |
|
31 | def write(self, s): | |
32 | try: |
|
32 | try: | |
33 | # This is workaround for "Not enough space" error on |
|
33 | # This is workaround for "Not enough space" error on | |
34 | # writing large size of data to console. |
|
34 | # writing large size of data to console. | |
35 | limit = 16000 |
|
35 | limit = 16000 | |
36 | l = len(s) |
|
36 | l = len(s) | |
37 | start = 0 |
|
37 | start = 0 | |
38 | while start < l: |
|
38 | while start < l: | |
39 | end = start + limit |
|
39 | end = start + limit | |
40 | self.fp.write(s[start:end]) |
|
40 | self.fp.write(s[start:end]) | |
41 | start = end |
|
41 | start = end | |
42 | except IOError, inst: |
|
42 | except IOError, inst: | |
43 | if inst.errno != 0: raise |
|
43 | if inst.errno != 0: raise | |
44 | self.close() |
|
44 | self.close() | |
45 | raise IOError(errno.EPIPE, 'Broken pipe') |
|
45 | raise IOError(errno.EPIPE, 'Broken pipe') | |
46 |
|
46 | |||
47 | def flush(self): |
|
47 | def flush(self): | |
48 | try: |
|
48 | try: | |
49 | return self.fp.flush() |
|
49 | return self.fp.flush() | |
50 | except IOError, inst: |
|
50 | except IOError, inst: | |
51 | if inst.errno != errno.EINVAL: raise |
|
51 | if inst.errno != errno.EINVAL: raise | |
52 | self.close() |
|
52 | self.close() | |
53 | raise IOError(errno.EPIPE, 'Broken pipe') |
|
53 | raise IOError(errno.EPIPE, 'Broken pipe') | |
54 |
|
54 | |||
55 | sys.stdout = winstdout(sys.stdout) |
|
55 | sys.stdout = winstdout(sys.stdout) | |
56 |
|
56 | |||
57 | def _is_win_9x(): |
|
57 | def _is_win_9x(): | |
58 | '''return true if run on windows 95, 98 or me.''' |
|
58 | '''return true if run on windows 95, 98 or me.''' | |
59 | try: |
|
59 | try: | |
60 | return sys.getwindowsversion()[3] == 1 |
|
60 | return sys.getwindowsversion()[3] == 1 | |
61 | except AttributeError: |
|
61 | except AttributeError: | |
62 | return 'command' in os.environ.get('comspec', '') |
|
62 | return 'command' in os.environ.get('comspec', '') | |
63 |
|
63 | |||
64 | def openhardlinks(): |
|
64 | def openhardlinks(): | |
65 | return not _is_win_9x and "win32api" in locals() |
|
65 | return not _is_win_9x and "win32api" in locals() | |
66 |
|
66 | |||
67 | def system_rcpath(): |
|
67 | def system_rcpath(): | |
68 | try: |
|
68 | try: | |
69 | return system_rcpath_win32() |
|
69 | return system_rcpath_win32() | |
70 | except: |
|
70 | except: | |
71 | return [r'c:\mercurial\mercurial.ini'] |
|
71 | return [r'c:\mercurial\mercurial.ini'] | |
72 |
|
72 | |||
73 | def user_rcpath(): |
|
73 | def user_rcpath(): | |
74 | '''return os-specific hgrc search path to the user dir''' |
|
74 | '''return os-specific hgrc search path to the user dir''' | |
75 | try: |
|
75 | try: | |
76 | path = user_rcpath_win32() |
|
76 | path = user_rcpath_win32() | |
77 | except: |
|
77 | except: | |
78 | home = os.path.expanduser('~') |
|
78 | home = os.path.expanduser('~') | |
79 | path = [os.path.join(home, 'mercurial.ini'), |
|
79 | path = [os.path.join(home, 'mercurial.ini'), | |
80 | os.path.join(home, '.hgrc')] |
|
80 | os.path.join(home, '.hgrc')] | |
81 | userprofile = os.environ.get('USERPROFILE') |
|
81 | userprofile = os.environ.get('USERPROFILE') | |
82 | if userprofile: |
|
82 | if userprofile: | |
83 | path.append(os.path.join(userprofile, 'mercurial.ini')) |
|
83 | path.append(os.path.join(userprofile, 'mercurial.ini')) | |
84 | path.append(os.path.join(userprofile, '.hgrc')) |
|
84 | path.append(os.path.join(userprofile, '.hgrc')) | |
85 | return path |
|
85 | return path | |
86 |
|
86 | |||
87 | def parse_patch_output(output_line): |
|
87 | def parse_patch_output(output_line): | |
88 | """parses the output produced by patch and returns the file name""" |
|
88 | """parses the output produced by patch and returns the file name""" | |
89 | pf = output_line[14:] |
|
89 | pf = output_line[14:] | |
90 | if pf[0] == '`': |
|
90 | if pf[0] == '`': | |
91 | pf = pf[1:-1] # Remove the quotes |
|
91 | pf = pf[1:-1] # Remove the quotes | |
92 | return pf |
|
92 | return pf | |
93 |
|
93 | |||
94 | def sshargs(sshcmd, host, user, port): |
|
94 | def sshargs(sshcmd, host, user, port): | |
95 | '''Build argument list for ssh or Plink''' |
|
95 | '''Build argument list for ssh or Plink''' | |
96 | pflag = 'plink' in sshcmd.lower() and '-P' or '-p' |
|
96 | pflag = 'plink' in sshcmd.lower() and '-P' or '-p' | |
97 | args = user and ("%s@%s" % (user, host)) or host |
|
97 | args = user and ("%s@%s" % (user, host)) or host | |
98 | return port and ("%s %s %s" % (args, pflag, port)) or args |
|
98 | return port and ("%s %s %s" % (args, pflag, port)) or args | |
99 |
|
99 | |||
100 | def testpid(pid): |
|
100 | def testpid(pid): | |
101 | '''return False if pid dead, True if running or not known''' |
|
101 | '''return False if pid dead, True if running or not known''' | |
102 | return True |
|
102 | return True | |
103 |
|
103 | |||
104 | def set_flags(f, l, x): |
|
104 | def set_flags(f, l, x): | |
105 | pass |
|
105 | pass | |
106 |
|
106 | |||
107 | def set_binary(fd): |
|
107 | def set_binary(fd): | |
108 | # When run without console, pipes may expose invalid |
|
108 | # When run without console, pipes may expose invalid | |
109 | # fileno(), usually set to -1. |
|
109 | # fileno(), usually set to -1. | |
110 | if hasattr(fd, 'fileno') and fd.fileno() >= 0: |
|
110 | if hasattr(fd, 'fileno') and fd.fileno() >= 0: | |
111 | msvcrt.setmode(fd.fileno(), os.O_BINARY) |
|
111 | msvcrt.setmode(fd.fileno(), os.O_BINARY) | |
112 |
|
112 | |||
113 | def pconvert(path): |
|
113 | def pconvert(path): | |
114 | return '/'.join(path.split(os.sep)) |
|
114 | return '/'.join(path.split(os.sep)) | |
115 |
|
115 | |||
116 | def localpath(path): |
|
116 | def localpath(path): | |
117 | return path.replace('/', '\\') |
|
117 | return path.replace('/', '\\') | |
118 |
|
118 | |||
119 | def normpath(path): |
|
119 | def normpath(path): | |
120 | return pconvert(os.path.normpath(path)) |
|
120 | return pconvert(os.path.normpath(path)) | |
121 |
|
121 | |||
122 | def samestat(s1, s2): |
|
122 | def samestat(s1, s2): | |
123 | return False |
|
123 | return False | |
124 |
|
124 | |||
125 | # A sequence of backslashes is special iff it precedes a double quote: |
|
125 | # A sequence of backslashes is special iff it precedes a double quote: | |
126 | # - if there's an even number of backslashes, the double quote is not |
|
126 | # - if there's an even number of backslashes, the double quote is not | |
127 | # quoted (i.e. it ends the quoted region) |
|
127 | # quoted (i.e. it ends the quoted region) | |
128 | # - if there's an odd number of backslashes, the double quote is quoted |
|
128 | # - if there's an odd number of backslashes, the double quote is quoted | |
129 | # - in both cases, every pair of backslashes is unquoted into a single |
|
129 | # - in both cases, every pair of backslashes is unquoted into a single | |
130 | # backslash |
|
130 | # backslash | |
131 | # (See http://msdn2.microsoft.com/en-us/library/a1y7w461.aspx ) |
|
131 | # (See http://msdn2.microsoft.com/en-us/library/a1y7w461.aspx ) | |
132 | # So, to quote a string, we must surround it in double quotes, double |
|
132 | # So, to quote a string, we must surround it in double quotes, double | |
133 | # the number of backslashes that preceed double quotes and add another |
|
133 | # the number of backslashes that preceed double quotes and add another | |
134 | # backslash before every double quote (being careful with the double |
|
134 | # backslash before every double quote (being careful with the double | |
135 | # quote we've appended to the end) |
|
135 | # quote we've appended to the end) | |
136 | _quotere = None |
|
136 | _quotere = None | |
137 | def shellquote(s): |
|
137 | def shellquote(s): | |
138 | global _quotere |
|
138 | global _quotere | |
139 | if _quotere is None: |
|
139 | if _quotere is None: | |
140 | _quotere = re.compile(r'(\\*)("|\\$)') |
|
140 | _quotere = re.compile(r'(\\*)("|\\$)') | |
141 | return '"%s"' % _quotere.sub(r'\1\1\\\2', s) |
|
141 | return '"%s"' % _quotere.sub(r'\1\1\\\2', s) | |
142 |
|
142 | |||
143 | def quotecommand(cmd): |
|
143 | def quotecommand(cmd): | |
144 | """Build a command string suitable for os.popen* calls.""" |
|
144 | """Build a command string suitable for os.popen* calls.""" | |
145 | # The extra quotes are needed because popen* runs the command |
|
145 | # The extra quotes are needed because popen* runs the command | |
146 | # through the current COMSPEC. cmd.exe suppress enclosing quotes. |
|
146 | # through the current COMSPEC. cmd.exe suppress enclosing quotes. | |
147 | return '"' + cmd + '"' |
|
147 | return '"' + cmd + '"' | |
148 |
|
148 | |||
149 | def popen(command, mode='r'): |
|
149 | def popen(command, mode='r'): | |
150 | # Work around "popen spawned process may not write to stdout |
|
150 | # Work around "popen spawned process may not write to stdout | |
151 | # under windows" |
|
151 | # under windows" | |
152 | # http://bugs.python.org/issue1366 |
|
152 | # http://bugs.python.org/issue1366 | |
153 | command += " 2> %s" % nulldev |
|
153 | command += " 2> %s" % nulldev | |
154 | return os.popen(quotecommand(command), mode) |
|
154 | return os.popen(quotecommand(command), mode) | |
155 |
|
155 | |||
156 | def explain_exit(code): |
|
156 | def explain_exit(code): | |
157 | return _("exited with status %d") % code, code |
|
157 | return _("exited with status %d") % code, code | |
158 |
|
158 | |||
159 | # if you change this stub into a real check, please try to implement the |
|
159 | # if you change this stub into a real check, please try to implement the | |
160 | # username and groupname functions above, too. |
|
160 | # username and groupname functions above, too. | |
161 | def isowner(fp, st=None): |
|
161 | def isowner(fp, st=None): | |
162 | return True |
|
162 | return True | |
163 |
|
163 | |||
164 | def find_exe(command): |
|
164 | def find_exe(command): | |
165 | '''Find executable for command searching like cmd.exe does. |
|
165 | '''Find executable for command searching like cmd.exe does. | |
166 | If command is a basename then PATH is searched for command. |
|
166 | If command is a basename then PATH is searched for command. | |
167 | PATH isn't searched if command is an absolute or relative path. |
|
167 | PATH isn't searched if command is an absolute or relative path. | |
168 | An extension from PATHEXT is found and added if not present. |
|
168 | An extension from PATHEXT is found and added if not present. | |
169 | If command isn't found None is returned.''' |
|
169 | If command isn't found None is returned.''' | |
170 | pathext = os.environ.get('PATHEXT', '.COM;.EXE;.BAT;.CMD') |
|
170 | pathext = os.environ.get('PATHEXT', '.COM;.EXE;.BAT;.CMD') | |
171 | pathexts = [ext for ext in pathext.lower().split(os.pathsep)] |
|
171 | pathexts = [ext for ext in pathext.lower().split(os.pathsep)] | |
172 | if os.path.splitext(command)[1].lower() in pathexts: |
|
172 | if os.path.splitext(command)[1].lower() in pathexts: | |
173 | pathexts = [''] |
|
173 | pathexts = [''] | |
174 |
|
174 | |||
175 | def findexisting(pathcommand): |
|
175 | def findexisting(pathcommand): | |
176 | 'Will append extension (if needed) and return existing file' |
|
176 | 'Will append extension (if needed) and return existing file' | |
177 | for ext in pathexts: |
|
177 | for ext in pathexts: | |
178 | executable = pathcommand + ext |
|
178 | executable = pathcommand + ext | |
179 | if os.path.exists(executable): |
|
179 | if os.path.exists(executable): | |
180 | return executable |
|
180 | return executable | |
181 | return None |
|
181 | return None | |
182 |
|
182 | |||
183 | if os.sep in command: |
|
183 | if os.sep in command: | |
184 | return findexisting(command) |
|
184 | return findexisting(command) | |
185 |
|
185 | |||
186 | for path in os.environ.get('PATH', '').split(os.pathsep): |
|
186 | for path in os.environ.get('PATH', '').split(os.pathsep): | |
187 | executable = findexisting(os.path.join(path, command)) |
|
187 | executable = findexisting(os.path.join(path, command)) | |
188 | if executable is not None: |
|
188 | if executable is not None: | |
189 | return executable |
|
189 | return executable | |
190 | return None |
|
190 | return None | |
191 |
|
191 | |||
192 | def set_signal_handler(): |
|
192 | def set_signal_handler(): | |
193 | try: |
|
193 | try: | |
194 | set_signal_handler_win32() |
|
194 | set_signal_handler_win32() | |
195 | except NameError: |
|
195 | except NameError: | |
196 | pass |
|
196 | pass | |
197 |
|
197 | |||
198 | def statfiles(files): |
|
198 | def statfiles(files): | |
199 | '''Stat each file in files and yield stat or None if file does not exist. |
|
199 | '''Stat each file in files and yield stat or None if file does not exist. | |
200 | Cluster and cache stat per directory to minimize number of OS stat calls.''' |
|
200 | Cluster and cache stat per directory to minimize number of OS stat calls.''' | |
201 | ncase = os.path.normcase |
|
201 | ncase = os.path.normcase | |
202 | sep = os.sep |
|
202 | sep = os.sep | |
203 | dircache = {} # dirname -> filename -> status | None if file does not exist |
|
203 | dircache = {} # dirname -> filename -> status | None if file does not exist | |
204 | for nf in files: |
|
204 | for nf in files: | |
205 | nf = ncase(nf) |
|
205 | nf = ncase(nf) | |
206 | pos = nf.rfind(sep) |
|
206 | pos = nf.rfind(sep) | |
207 | if pos == -1: |
|
207 | if pos == -1: | |
208 | dir, base = '.', nf |
|
208 | dir, base = '.', nf | |
209 | else: |
|
209 | else: | |
210 | dir, base = nf[:pos+1], nf[pos+1:] |
|
210 | dir, base = nf[:pos+1], nf[pos+1:] | |
211 | cache = dircache.get(dir, None) |
|
211 | cache = dircache.get(dir, None) | |
212 | if cache is None: |
|
212 | if cache is None: | |
213 | try: |
|
213 | try: | |
214 | dmap = dict([(ncase(n), s) |
|
214 | dmap = dict([(ncase(n), s) | |
215 | for n, k, s in osutil.listdir(dir, True)]) |
|
215 | for n, k, s in osutil.listdir(dir, True)]) | |
216 | except OSError, err: |
|
216 | except OSError, err: | |
217 | # handle directory not found in Python version prior to 2.5 |
|
217 | # handle directory not found in Python version prior to 2.5 | |
218 | # Python <= 2.4 returns native Windows code 3 in errno |
|
218 | # Python <= 2.4 returns native Windows code 3 in errno | |
219 | # Python >= 2.5 returns ENOENT and adds winerror field |
|
219 | # Python >= 2.5 returns ENOENT and adds winerror field | |
220 | # EINVAL is raised if dir is not a directory. |
|
220 | # EINVAL is raised if dir is not a directory. | |
221 | if err.errno not in (3, errno.ENOENT, errno.EINVAL, |
|
221 | if err.errno not in (3, errno.ENOENT, errno.EINVAL, | |
222 | errno.ENOTDIR): |
|
222 | errno.ENOTDIR): | |
223 | raise |
|
223 | raise | |
224 | dmap = {} |
|
224 | dmap = {} | |
225 | cache = dircache.setdefault(dir, dmap) |
|
225 | cache = dircache.setdefault(dir, dmap) | |
226 | yield cache.get(base, None) |
|
226 | yield cache.get(base, None) | |
227 |
|
227 | |||
228 | def getuser(): |
|
228 | def getuser(): | |
229 | '''return name of current user''' |
|
229 | '''return name of current user''' | |
230 | raise Abort(_('user name not available - set USERNAME ' |
|
230 | raise Abort(_('user name not available - set USERNAME ' | |
231 | 'environment variable')) |
|
231 | 'environment variable')) | |
232 |
|
232 | |||
233 | def username(uid=None): |
|
233 | def username(uid=None): | |
234 | """Return the name of the user with the given uid. |
|
234 | """Return the name of the user with the given uid. | |
235 |
|
235 | |||
236 | If uid is None, return the name of the current user.""" |
|
236 | If uid is None, return the name of the current user.""" | |
237 | return None |
|
237 | return None | |
238 |
|
238 | |||
239 | def groupname(gid=None): |
|
239 | def groupname(gid=None): | |
240 | """Return the name of the group with the given gid. |
|
240 | """Return the name of the group with the given gid. | |
241 |
|
241 | |||
242 | If gid is None, return the name of the current group.""" |
|
242 | If gid is None, return the name of the current group.""" | |
243 | return None |
|
243 | return None | |
244 |
|
244 | |||
245 | posixfile = file |
|
245 | posixfile = file | |
246 | try: |
|
246 | try: | |
247 | # override functions with win32 versions if possible |
|
247 | # override functions with win32 versions if possible | |
248 |
from |
|
248 | from win32 import * | |
249 | if not _is_win_9x(): |
|
249 | if not _is_win_9x(): | |
250 | posixfile = posixfile_nt |
|
250 | posixfile = posixfile_nt | |
251 | except ImportError: |
|
251 | except ImportError: | |
252 | pass |
|
252 | pass | |
253 |
|
253 |
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