Mercurial > hg > pyhgsh

annotate mercurial/util.py @ 1585:d7c4b9bfcc94

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delete unintended print statement
author Vadim Gelfer <vadim.gelfer@gmail.com>
date Mon, 12 Dec 2005 07:50:43 -0800
parents b3e94785ab69
children 5a3229cf1492 6bb3463b124b
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1 """
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2 util.py - Mercurial utility functions and platform specfic implementations
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3
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4 Copyright 2005 K. Thananchayan <thananck@yahoo.com>
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5
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6 This software may be used and distributed according to the terms
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7 of the GNU General Public License, incorporated herein by reference.
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8
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9 This contains helper routines that are independent of the SCM core and hide
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10 platform-specific details from the core.
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11 """
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12
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13 import os, errno
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14 from i18n import gettext as _
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15 from demandload import *
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16 demandload(globals(), "re cStringIO shutil popen2 sys tempfile threading time")
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17
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18 def pipefilter(s, cmd):
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19 '''filter string S through command CMD, returning its output'''
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20 (pout, pin) = popen2.popen2(cmd, -1, 'b')
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21 def writer():
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22 pin.write(s)
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23 pin.close()
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24
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25 # we should use select instead on UNIX, but this will work on most
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26 # systems, including Windows
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27 w = threading.Thread(target=writer)
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28 w.start()
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29 f = pout.read()
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30 pout.close()
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31 w.join()
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32 return f
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33
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34 def tempfilter(s, cmd):
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35 '''filter string S through a pair of temporary files with CMD.
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36 CMD is used as a template to create the real command to be run,
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37 with the strings INFILE and OUTFILE replaced by the real names of
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38 the temporary files generated.'''
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39 inname, outname = None, None
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40 try:
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41 infd, inname = tempfile.mkstemp(prefix='hgfin')
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42 fp = os.fdopen(infd, 'wb')
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43 fp.write(s)
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44 fp.close()
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45 outfd, outname = tempfile.mkstemp(prefix='hgfout')
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46 os.close(outfd)
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47 cmd = cmd.replace('INFILE', inname)
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48 cmd = cmd.replace('OUTFILE', outname)
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49 code = os.system(cmd)
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50 if code: raise Abort(_("command '%s' failed: %s") %
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51 (cmd, explain_exit(code)))
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52 return open(outname, 'rb').read()
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53 finally:
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54 try:
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55 if inname: os.unlink(inname)
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56 except: pass
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57 try:
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58 if outname: os.unlink(outname)
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59 except: pass
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60
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61 filtertable = {
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62 'tempfile:': tempfilter,
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63 'pipe:': pipefilter,
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64 }
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65
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66 def filter(s, cmd):
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67 "filter a string through a command that transforms its input to its output"
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68 for name, fn in filtertable.iteritems():
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69 if cmd.startswith(name):
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70 return fn(s, cmd[len(name):].lstrip())
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71 return pipefilter(s, cmd)
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72
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73 def patch(strip, patchname, ui):
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74 """apply the patch <patchname> to the working directory.
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75 a list of patched files is returned"""
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76 fp = os.popen('patch -p%d < "%s"' % (strip, patchname))
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77 files = {}
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78 for line in fp:
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79 line = line.rstrip()
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80 ui.status("%s\n" % line)
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81 if line.startswith('patching file '):
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82 pf = parse_patch_output(line)
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83 files.setdefault(pf, 1)
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84 code = fp.close()
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85 if code:
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86 raise Abort(_("patch command failed: %s") % explain_exit(code)[0])
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87 return files.keys()
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88
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89 def binary(s):
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90 """return true if a string is binary data using diff's heuristic"""
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91 if s and '\0' in s[:4096]:
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92 return True
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93 return False
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94
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95 def unique(g):
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96 """return the uniq elements of iterable g"""
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97 seen = {}
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98 for f in g:
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99 if f not in seen:
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100 seen[f] = 1
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101 yield f
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102
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103 class Abort(Exception):
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104 """Raised if a command needs to print an error and exit."""
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105
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106 def always(fn): return True
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107 def never(fn): return False
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108
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109 def patkind(name, dflt_pat='glob'):
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110 """Split a string into an optional pattern kind prefix and the
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111 actual pattern."""
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112 for prefix in 're', 'glob', 'path', 'relglob', 'relpath', 'relre':
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113 if name.startswith(prefix + ':'): return name.split(':', 1)
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114 return dflt_pat, name
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115
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116 def globre(pat, head='^', tail='$'):
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117 "convert a glob pattern into a regexp"
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118 i, n = 0, len(pat)
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119 res = ''
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120 group = False
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121 def peek(): return i < n and pat[i]
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122 while i < n:
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123 c = pat[i]
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124 i = i+1
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125 if c == '*':
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126 if peek() == '*':
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127 i += 1
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128 res += '.*'
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129 else:
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130 res += '[^/]*'
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131 elif c == '?':
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132 res += '.'
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133 elif c == '[':
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134 j = i
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135 if j < n and pat[j] in '!]':
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136 j += 1
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137 while j < n and pat[j] != ']':
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138 j += 1
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139 if j >= n:
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140 res += '\\['
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141 else:
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142 stuff = pat[i:j].replace('\\','\\\\')
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143 i = j + 1
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diff changeset
144 if stuff[0] == '!':
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145 stuff = '^' + stuff[1:]
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diff changeset
146 elif stuff[0] == '^':
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diff changeset
147 stuff = '\\' + stuff
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diff changeset
148 res = '%s[%s]' % (res, stuff)
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diff changeset
149 elif c == '{':
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diff changeset
150 group = True
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diff changeset
151 res += '(?:'
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diff changeset
152 elif c == '}' and group:
1c0c413cccdd Get add and locate to use new repo and dirstate walk code.
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diff changeset
153 res += ')'
1c0c413cccdd Get add and locate to use new repo and dirstate walk code.
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diff changeset
154 group = False
1c0c413cccdd Get add and locate to use new repo and dirstate walk code.
Bryan O'Sullivan <bos@serpentine.com>
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diff changeset
155 elif c == ',' and group:
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diff changeset
156 res += '|'
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Bryan O'Sullivan <bos@serpentine.com>
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diff changeset
157 else:
1c0c413cccdd Get add and locate to use new repo and dirstate walk code.
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diff changeset
158 res += re.escape(c)
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diff changeset
159 return head + res + tail
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diff changeset
160
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diff changeset
161 _globchars = {'[': 1, '{': 1, '*': 1, '?': 1}
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diff changeset
162
884
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diff changeset
163 def pathto(n1, n2):
886
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164 '''return the relative path from one place to another.
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165 this returns a path in the form used by the local filesystem, not hg.'''
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166 if not n1: return localpath(n2)
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diff changeset
167 a, b = n1.split('/'), n2.split('/')
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168 a.reverse()
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169 b.reverse()
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diff changeset
170 while a and b and a[-1] == b[-1]:
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171 a.pop()
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diff changeset
172 b.pop()
884
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diff changeset
173 b.reverse()
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diff changeset
174 return os.sep.join((['..'] * len(a)) + b)
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175
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176 def canonpath(root, cwd, myname):
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diff changeset
177 """return the canonical path of myname, given cwd and root"""
1566
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diff changeset
178 if root == os.sep:
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diff changeset
179 rootsep = os.sep
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diff changeset
180 else:
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diff changeset
181 rootsep = root + os.sep
870
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182 name = myname
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diff changeset
183 if not name.startswith(os.sep):
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diff changeset
184 name = os.path.join(root, cwd, name)
870
a82eae840447 Teach walk code about absolute paths.
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diff changeset
185 name = os.path.normpath(name)
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diff changeset
186 if name.startswith(rootsep):
886
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diff changeset
187 return pconvert(name[len(rootsep):])
1081
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diff changeset
188 elif name == root:
870
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189 return ''
a82eae840447 Teach walk code about absolute paths.
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diff changeset
190 else:
1081
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diff changeset
191 raise Abort('%s not under root' % myname)
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diff changeset
192
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193 def matcher(canonroot, cwd='', names=['.'], inc=[], exc=[], head=''):
1413
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194 return _matcher(canonroot, cwd, names, inc, exc, head, 'glob')
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195
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diff changeset
196 def cmdmatcher(canonroot, cwd='', names=['.'], inc=[], exc=[], head=''):
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
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diff changeset
197 if os.name == 'nt':
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diff changeset
198 dflt_pat = 'glob'
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diff changeset
199 else:
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200 dflt_pat = 'relpath'
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diff changeset
201 return _matcher(canonroot, cwd, names, inc, exc, head, dflt_pat)
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
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diff changeset
202
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parents: 1402
diff changeset
203 def _matcher(canonroot, cwd, names, inc, exc, head, dflt_pat):
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diff changeset
204 """build a function to match a set of file patterns
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diff changeset
205
ce96e316278a Update util.py docstrings, fix walk test
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diff changeset
206 arguments:
ce96e316278a Update util.py docstrings, fix walk test
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diff changeset
207 canonroot - the canonical root of the tree you're matching against
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208 cwd - the current working directory, if relevant
ce96e316278a Update util.py docstrings, fix walk test
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diff changeset
209 names - patterns to find
ce96e316278a Update util.py docstrings, fix walk test
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diff changeset
210 inc - patterns to include
ce96e316278a Update util.py docstrings, fix walk test
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diff changeset
211 exc - patterns to exclude
ce96e316278a Update util.py docstrings, fix walk test
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parents: 1081
diff changeset
212 head - a regex to prepend to patterns to control whether a match is rooted
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diff changeset
213
ce96e316278a Update util.py docstrings, fix walk test
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parents: 1081
diff changeset
214 a pattern is one of:
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215 'glob:<rooted glob>'
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diff changeset
216 're:<rooted regexp>'
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diff changeset
217 'path:<rooted path>'
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diff changeset
218 'relglob:<relative glob>'
1082
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diff changeset
219 'relpath:<relative path>'
1270
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diff changeset
220 'relre:<relative regexp>'
fc3b41570082 Switch to new syntax for .hgignore files.
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diff changeset
221 '<rooted path or regexp>'
1082
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parents: 1081
diff changeset
222
ce96e316278a Update util.py docstrings, fix walk test
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parents: 1081
diff changeset
223 returns:
ce96e316278a Update util.py docstrings, fix walk test
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diff changeset
224 a 3-tuple containing
ce96e316278a Update util.py docstrings, fix walk test
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parents: 1081
diff changeset
225 - list of explicit non-pattern names passed in
ce96e316278a Update util.py docstrings, fix walk test
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parents: 1081
diff changeset
226 - a bool match(filename) function
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parents: 1081
diff changeset
227 - a bool indicating if any patterns were passed in
ce96e316278a Update util.py docstrings, fix walk test
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parents: 1081
diff changeset
228
ce96e316278a Update util.py docstrings, fix walk test
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parents: 1081
diff changeset
229 todo:
ce96e316278a Update util.py docstrings, fix walk test
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parents: 1081
diff changeset
230 make head regex a rooted bool
ce96e316278a Update util.py docstrings, fix walk test
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parents: 1081
diff changeset
231 """
ce96e316278a Update util.py docstrings, fix walk test
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diff changeset
232
1413
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diff changeset
233 def contains_glob(name):
812
b65af904d6d7 Reduce the amount of stat traffic generated by a walk.
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parents: 782
diff changeset
234 for c in name:
1413
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
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parents: 1402
diff changeset
235 if c in _globchars: return True
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1402
diff changeset
236 return False
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
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parents: 814
diff changeset
237
888
e7a943e8c52b Fix up handling of regexp paths.
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parents: 886
diff changeset
238 def regex(kind, name, tail):
742
092937de2ad7 Refactor matchpats and walk
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parents: 740
diff changeset
239 '''convert a pattern into a regular expression'''
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
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diff changeset
240 if kind == 're':
89985a1b3427 Clean up walk and changes code to use normalised names properly.
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parents: 814
diff changeset
241 return name
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
242 elif kind == 'path':
888
e7a943e8c52b Fix up handling of regexp paths.
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parents: 886
diff changeset
243 return '^' + re.escape(name) + '(?:/|$)'
1270
fc3b41570082 Switch to new syntax for .hgignore files.
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diff changeset
244 elif kind == 'relglob':
fc3b41570082 Switch to new syntax for .hgignore files.
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diff changeset
245 return head + globre(name, '(?:|.*/)', tail)
888
e7a943e8c52b Fix up handling of regexp paths.
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diff changeset
246 elif kind == 'relpath':
e7a943e8c52b Fix up handling of regexp paths.
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diff changeset
247 return head + re.escape(name) + tail
1270
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diff changeset
248 elif kind == 'relre':
fc3b41570082 Switch to new syntax for .hgignore files.
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parents: 1258
diff changeset
249 if name.startswith('^'):
fc3b41570082 Switch to new syntax for .hgignore files.
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diff changeset
250 return name
fc3b41570082 Switch to new syntax for .hgignore files.
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diff changeset
251 return '.*' + name
742
092937de2ad7 Refactor matchpats and walk
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diff changeset
252 return head + globre(name, '', tail)
092937de2ad7 Refactor matchpats and walk
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parents: 740
diff changeset
253
092937de2ad7 Refactor matchpats and walk
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parents: 740
diff changeset
254 def matchfn(pats, tail):
092937de2ad7 Refactor matchpats and walk
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parents: 740
diff changeset
255 """build a matching function from a set of patterns"""
1454
f4250806dbeb further fix traceback on invalid .hgignore patterns
Benoit Boissinot <mercurial-bugs@selenic.com>
parents: 1446
diff changeset
256 if not pats:
f4250806dbeb further fix traceback on invalid .hgignore patterns
Benoit Boissinot <mercurial-bugs@selenic.com>
parents: 1446
diff changeset
257 return
1446
4babaa52badf abort on invalid pattern in matcher
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
258 matches = []
4babaa52badf abort on invalid pattern in matcher
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
259 for k, p in pats:
4babaa52badf abort on invalid pattern in matcher
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
260 try:
4babaa52badf abort on invalid pattern in matcher
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
261 pat = '(?:%s)' % regex(k, p, tail)
4babaa52badf abort on invalid pattern in matcher
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parents: 1420
diff changeset
262 matches.append(re.compile(pat).match)
1541
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
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parents: 1528
diff changeset
263 except re.error:
1446
4babaa52badf abort on invalid pattern in matcher
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
264 raise Abort("invalid pattern: %s:%s" % (k, p))
4babaa52badf abort on invalid pattern in matcher
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
265
4babaa52badf abort on invalid pattern in matcher
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
266 def buildfn(text):
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
267 for m in matches:
4babaa52badf abort on invalid pattern in matcher
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parents: 1420
diff changeset
268 r = m(text)
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
269 if r:
4babaa52badf abort on invalid pattern in matcher
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
270 return r
4babaa52badf abort on invalid pattern in matcher
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
271
4babaa52badf abort on invalid pattern in matcher
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1420
diff changeset
272 return buildfn
742
092937de2ad7 Refactor matchpats and walk
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diff changeset
273
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
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parents: 814
diff changeset
274 def globprefix(pat):
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diff changeset
275 '''return the non-glob prefix of a path, e.g. foo/* -> foo'''
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parents: 814
diff changeset
276 root = []
89985a1b3427 Clean up walk and changes code to use normalised names properly.
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parents: 814
diff changeset
277 for p in pat.split(os.sep):
1413
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parents: 1402
diff changeset
278 if contains_glob(p): break
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
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parents: 814
diff changeset
279 root.append(p)
886
509de8ab6f31 Fix walk path handling on Windows
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parents: 884
diff changeset
280 return '/'.join(root)
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
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parents: 814
diff changeset
281
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
282 pats = []
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
283 files = []
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
284 roots = []
1413
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1402
diff changeset
285 for kind, name in [patkind(p, dflt_pat) for p in names]:
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
286 if kind in ('glob', 'relpath'):
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
287 name = canonpath(canonroot, cwd, name)
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
288 if name == '':
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
289 kind, name = 'glob', '**'
888
e7a943e8c52b Fix up handling of regexp paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 886
diff changeset
290 if kind in ('glob', 'path', 're'):
e7a943e8c52b Fix up handling of regexp paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 886
diff changeset
291 pats.append((kind, name))
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
292 if kind == 'glob':
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
293 root = globprefix(name)
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
294 if root: roots.append(root)
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
295 elif kind == 'relpath':
888
e7a943e8c52b Fix up handling of regexp paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 886
diff changeset
296 files.append((kind, name))
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
297 roots.append(name)
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
298
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
299 patmatch = matchfn(pats, '$') or always
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
300 filematch = matchfn(files, '(?:/|$)') or always
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
301 incmatch = always
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
302 if inc:
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
303 incmatch = matchfn(map(patkind, inc), '(?:/|$)')
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
304 excmatch = lambda fn: False
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
305 if exc:
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
306 excmatch = matchfn(map(patkind, exc), '(?:/|$)')
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
307
1031
503aaf19a040 Rewrite log command. New version is faster and more featureful.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1015
diff changeset
308 return (roots,
503aaf19a040 Rewrite log command. New version is faster and more featureful.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1015
diff changeset
309 lambda fn: (incmatch(fn) and not excmatch(fn) and
503aaf19a040 Rewrite log command. New version is faster and more featureful.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1015
diff changeset
310 (fn.endswith('/') or
503aaf19a040 Rewrite log command. New version is faster and more featureful.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1015
diff changeset
311 (not pats and not files) or
503aaf19a040 Rewrite log command. New version is faster and more featureful.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1015
diff changeset
312 (pats and patmatch(fn)) or
503aaf19a040 Rewrite log command. New version is faster and more featureful.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1015
diff changeset
313 (files and filematch(fn)))),
503aaf19a040 Rewrite log command. New version is faster and more featureful.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1015
diff changeset
314 (inc or exc or (pats and pats != [('glob', '**')])) and True)
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
315
521
0fb8ade0f756 [PATCH] Fix use of util.CommandError
mpm@selenic.com
parents: 515
diff changeset
316 def system(cmd, errprefix=None):
508
42a660abaf75 [PATCH] Harden os.system
mpm@selenic.com
parents: 464
diff changeset
317 """execute a shell command that must succeed"""
42a660abaf75 [PATCH] Harden os.system
mpm@selenic.com
parents: 464
diff changeset
318 rc = os.system(cmd)
42a660abaf75 [PATCH] Harden os.system
mpm@selenic.com
parents: 464
diff changeset
319 if rc:
521
0fb8ade0f756 [PATCH] Fix use of util.CommandError
mpm@selenic.com
parents: 515
diff changeset
320 errmsg = "%s %s" % (os.path.basename(cmd.split(None, 1)[0]),
0fb8ade0f756 [PATCH] Fix use of util.CommandError
mpm@selenic.com
parents: 515
diff changeset
321 explain_exit(rc)[0])
0fb8ade0f756 [PATCH] Fix use of util.CommandError
mpm@selenic.com
parents: 515
diff changeset
322 if errprefix:
0fb8ade0f756 [PATCH] Fix use of util.CommandError
mpm@selenic.com
parents: 515
diff changeset
323 errmsg = "%s: %s" % (errprefix, errmsg)
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
324 raise Abort(errmsg)
508
42a660abaf75 [PATCH] Harden os.system
mpm@selenic.com
parents: 464
diff changeset
325
421
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
326 def rename(src, dst):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
327 """forcibly rename a file"""
421
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
328 try:
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
329 os.rename(src, dst)
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
330 except:
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
331 os.unlink(dst)
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
332 os.rename(src, dst)
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
333
1415
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
334 def unlink(f):
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
335 """unlink and remove the directory if it is empty"""
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
336 os.unlink(f)
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
337 # try removing directories that might now be empty
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
338 try: os.removedirs(os.path.dirname(f))
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
339 except: pass
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
340
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
341 def copyfiles(src, dst, hardlink=None):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
342 """Copy a directory tree using hardlinks if possible"""
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
343
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
344 if hardlink is None:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
345 hardlink = (os.stat(src).st_dev ==
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
346 os.stat(os.path.dirname(dst)).st_dev)
698
df78d8ccac4c Use python function instead of external 'cp' command when cloning repos.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 667
diff changeset
347
1207
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
348 if os.path.isdir(src):
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
349 os.mkdir(dst)
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
350 for name in os.listdir(src):
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
351 srcname = os.path.join(src, name)
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
352 dstname = os.path.join(dst, name)
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
353 copyfiles(srcname, dstname, hardlink)
1207
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
354 else:
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
355 if hardlink:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
356 try:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
357 os_link(src, dst)
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
358 except:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
359 hardlink = False
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
360 shutil.copy2(src, dst)
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
361 else:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
362 shutil.copy2(src, dst)
698
df78d8ccac4c Use python function instead of external 'cp' command when cloning repos.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 667
diff changeset
363
1090
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
364 def opener(base):
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
365 """
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
366 return a function that opens files relative to base
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
367
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
368 this function is used to hide the details of COW semantics and
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
369 remote file access from higher level code.
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
370 """
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
371 p = base
1528
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
372
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
373 def mktempcopy(name):
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
374 d, fn = os.path.split(name)
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
375 fd, temp = tempfile.mkstemp(prefix=fn, dir=d)
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
376 fp = os.fdopen(fd, "wb")
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
377 try:
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
378 fp.write(file(name, "rb").read())
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
379 except:
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
380 try: os.unlink(temp)
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
381 except: pass
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
382 raise
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
383 fp.close()
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
384 st = os.lstat(name)
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
385 os.chmod(temp, st.st_mode)
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
386 return temp
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
387
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
388 class atomicfile(file):
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
389 """the file will only be copied on close"""
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
390 def __init__(self, name, mode, atomic=False):
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
391 self.__name = name
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
392 self.temp = mktempcopy(name)
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
393 file.__init__(self, self.temp, mode)
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
394 def close(self):
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
395 if not self.closed:
1546
487e256ad545 close file before renaming it (since it doesn't work the other way on windows)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1541
diff changeset
396 file.close(self)
1528
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
397 rename(self.temp, self.__name)
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
398 def __del__(self):
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
399 self.close()
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
400
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
401 def o(path, mode="r", text=False, atomic=False):
1090
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
402 f = os.path.join(p, path)
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
403
1329
8f06817bf266 Allow files to be opened in text mode, even on Windows.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1321
diff changeset
404 if not text:
8f06817bf266 Allow files to be opened in text mode, even on Windows.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1321
diff changeset
405 mode += "b" # for that other OS
1090
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
406
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
407 if mode[0] != "r":
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
408 try:
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
409 nlink = nlinks(f)
1090
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
410 except OSError:
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
411 d = os.path.dirname(f)
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
412 if not os.path.isdir(d):
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
413 os.makedirs(d)
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
414 else:
1528
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
415 if atomic:
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
416 return atomicfile(f, mode)
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
417 if nlink > 1:
1528
c9f33196805b add an atomic argument to util.opener
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1521
diff changeset
418 rename(mktempcopy(f), f)
1090
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
419 return file(f, mode)
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
420
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
421 return o
1bca39b85615 Move opener to utils
mpm@selenic.com
parents: 1082
diff changeset
422
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
423 def _makelock_file(info, pathname):
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
424 ld = os.open(pathname, os.O_CREAT | os.O_WRONLY | os.O_EXCL)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
425 os.write(ld, info)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
426 os.close(ld)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
427
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
428 def _readlock_file(pathname):
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
429 return file(pathname).read()
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
430
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
431 def nlinks(pathname):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
432 """Return number of hardlinks for the given file."""
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
433 return os.stat(pathname).st_nlink
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
434
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
435 if hasattr(os, 'link'):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
436 os_link = os.link
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
437 else:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
438 def os_link(src, dst):
1402
9d2c2e6b32b5 i18n part2: use '_' for all strings who are part of the user interface
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1400
diff changeset
439 raise OSError(0, _("Hardlinks not supported"))
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
440
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
441 # Platform specific variants
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
442 if os.name == 'nt':
1420
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
443 demandload(globals(), "msvcrt")
461
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
444 nulldev = 'NUL:'
1399
9a70776e355e Try to use ini-file in the same directory as the exe as the default on NT.
Zbynek Winkler <zwin@users.sourceforge.net>
parents: 1391
diff changeset
445
9a70776e355e Try to use ini-file in the same directory as the exe as the default on NT.
Zbynek Winkler <zwin@users.sourceforge.net>
parents: 1391
diff changeset
446 try:
9a70776e355e Try to use ini-file in the same directory as the exe as the default on NT.
Zbynek Winkler <zwin@users.sourceforge.net>
parents: 1391
diff changeset
447 import win32api, win32process
9a70776e355e Try to use ini-file in the same directory as the exe as the default on NT.
Zbynek Winkler <zwin@users.sourceforge.net>
parents: 1391
diff changeset
448 filename = win32process.GetModuleFileNameEx(win32api.GetCurrentProcess(), 0)
9a70776e355e Try to use ini-file in the same directory as the exe as the default on NT.
Zbynek Winkler <zwin@users.sourceforge.net>
parents: 1391
diff changeset
449 systemrc = os.path.join(os.path.dirname(filename), 'mercurial.ini')
9a70776e355e Try to use ini-file in the same directory as the exe as the default on NT.
Zbynek Winkler <zwin@users.sourceforge.net>
parents: 1391
diff changeset
450
9a70776e355e Try to use ini-file in the same directory as the exe as the default on NT.
Zbynek Winkler <zwin@users.sourceforge.net>
parents: 1391
diff changeset
451 except ImportError:
9a70776e355e Try to use ini-file in the same directory as the exe as the default on NT.
Zbynek Winkler <zwin@users.sourceforge.net>
parents: 1391
diff changeset
452 systemrc = r'c:\mercurial\mercurial.ini'
9a70776e355e Try to use ini-file in the same directory as the exe as the default on NT.
Zbynek Winkler <zwin@users.sourceforge.net>
parents: 1391
diff changeset
453 pass
461
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
454
1399
9a70776e355e Try to use ini-file in the same directory as the exe as the default on NT.
Zbynek Winkler <zwin@users.sourceforge.net>
parents: 1391
diff changeset
455 rcpath = (systemrc,
1292
141951276ba1 Use platform-appropriate rc file names.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1285
diff changeset
456 os.path.join(os.path.expanduser('~'), 'mercurial.ini'))
141951276ba1 Use platform-appropriate rc file names.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1285
diff changeset
457
1285
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
458 def parse_patch_output(output_line):
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
459 """parses the output produced by patch and returns the file name"""
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
460 pf = output_line[14:]
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
461 if pf[0] == '`':
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
462 pf = pf[1:-1] # Remove the quotes
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
463 return pf
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
464
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
465 try: # ActivePython can create hard links using win32file module
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
466 import win32file
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
467
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
468 def os_link(src, dst): # NB will only succeed on NTFS
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
469 win32file.CreateHardLink(dst, src)
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
470
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
471 def nlinks(pathname):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
472 """Return number of hardlinks for the given file."""
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
473 try:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
474 fh = win32file.CreateFile(pathname,
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
475 win32file.GENERIC_READ, win32file.FILE_SHARE_READ,
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
476 None, win32file.OPEN_EXISTING, 0, None)
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
477 res = win32file.GetFileInformationByHandle(fh)
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
478 fh.Close()
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
479 return res[7]
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
480 except:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
481 return os.stat(pathname).st_nlink
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
482
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
483 except ImportError:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
484 pass
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
485
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
486 def is_exec(f, last):
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
487 return last
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
488
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
489 def set_exec(f, mode):
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
490 pass
515
03f27b1381f9 Whitespace cleanups
mpm@selenic.com
parents: 508
diff changeset
491
1420
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
492 def set_binary(fd):
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
493 msvcrt.setmode(fd.fileno(), os.O_BINARY)
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
494
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
495 def pconvert(path):
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
496 return path.replace("\\", "/")
422
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
497
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
498 def localpath(path):
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
499 return path.replace('/', '\\')
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
500
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
501 def normpath(path):
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
502 return pconvert(os.path.normpath(path))
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
503
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
504 makelock = _makelock_file
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
505 readlock = _readlock_file
461
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
506
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
507 def explain_exit(code):
1402
9d2c2e6b32b5 i18n part2: use '_' for all strings who are part of the user interface
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1400
diff changeset
508 return _("exited with status %d") % code, code
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
509
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
510 else:
461
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
511 nulldev = '/dev/null'
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
512
1583
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
513 def rcfiles(path):
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
514 rcs = [os.path.join(path, 'hgrc')]
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
515 rcdir = os.path.join(path, 'hgrc.d')
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
516 try:
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
517 rcs.extend([os.path.join(rcdir, f) for f in os.listdir(rcdir)
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
518 if f.endswith(".rc")])
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
519 except OSError, inst: pass
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
520 return rcs
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
521 rcpath = rcfiles(os.path.dirname(sys.argv[0]) + '/../etc/mercurial')
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
522 rcpath.extend(rcfiles('/etc/mercurial'))
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
523 rcpath.append(os.path.expanduser('~/.hgrc'))
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
524 rcpath = [os.path.normpath(f) for f in rcpath]
1292
141951276ba1 Use platform-appropriate rc file names.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1285
diff changeset
525
1285
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
526 def parse_patch_output(output_line):
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
527 """parses the output produced by patch and returns the file name"""
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
528 return output_line[14:]
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
529
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
530 def is_exec(f, last):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
531 """check whether a file is executable"""
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
532 return (os.stat(f).st_mode & 0100 != 0)
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
533
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
534 def set_exec(f, mode):
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
535 s = os.stat(f).st_mode
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
536 if (s & 0100 != 0) == mode:
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
537 return
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
538 if mode:
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
539 # Turn on +x for every +r bit when making a file executable
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
540 # and obey umask.
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
541 umask = os.umask(0)
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
542 os.umask(umask)
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
543 os.chmod(f, s | (s & 0444) >> 2 & ~umask)
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
544 else:
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
545 os.chmod(f, s & 0666)
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
546
1420
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
547 def set_binary(fd):
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
548 pass
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
549
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
550 def pconvert(path):
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
551 return path
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
552
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
553 def localpath(path):
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
554 return path
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
555
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
556 normpath = os.path.normpath
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
557
422
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
558 def makelock(info, pathname):
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
559 try:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
560 os.symlink(info, pathname)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
561 except OSError, why:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
562 if why.errno == errno.EEXIST:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
563 raise
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
564 else:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
565 _makelock_file(info, pathname)
422
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
566
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
567 def readlock(pathname):
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
568 try:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
569 return os.readlink(pathname)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
570 except OSError, why:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
571 if why.errno == errno.EINVAL:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
572 return _readlock_file(pathname)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
573 else:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
574 raise
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
575
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
576 def explain_exit(code):
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
577 """return a 2-tuple (desc, code) describing a process's status"""
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
578 if os.WIFEXITED(code):
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
579 val = os.WEXITSTATUS(code)
1402
9d2c2e6b32b5 i18n part2: use '_' for all strings who are part of the user interface
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1400
diff changeset
580 return _("exited with status %d") % val, val
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
581 elif os.WIFSIGNALED(code):
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
582 val = os.WTERMSIG(code)
1402
9d2c2e6b32b5 i18n part2: use '_' for all strings who are part of the user interface
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1400
diff changeset
583 return _("killed by signal %d") % val, val
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
584 elif os.WIFSTOPPED(code):
912
302f83b85054 Minor tweak: os.STOPSIG -> os.WSTOPSIG. Pychecker spotted this one.
mark.williamson@cl.cam.ac.uk
parents: 897
diff changeset
585 val = os.WSTOPSIG(code)
1402
9d2c2e6b32b5 i18n part2: use '_' for all strings who are part of the user interface
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1400
diff changeset
586 return _("stopped by signal %d") % val, val
9d2c2e6b32b5 i18n part2: use '_' for all strings who are part of the user interface
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1400
diff changeset
587 raise ValueError(_("invalid exit code"))
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
588
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
589 class chunkbuffer(object):
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
590 """Allow arbitrary sized chunks of data to be efficiently read from an
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
591 iterator over chunks of arbitrary size."""
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
592
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
593 def __init__(self, in_iter, targetsize = 2**16):
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
594 """in_iter is the iterator that's iterating over the input chunks.
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
595 targetsize is how big a buffer to try to maintain."""
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
596 self.in_iter = iter(in_iter)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
597 self.buf = ''
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
598 self.targetsize = int(targetsize)
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
599 if self.targetsize <= 0:
1402
9d2c2e6b32b5 i18n part2: use '_' for all strings who are part of the user interface
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1400
diff changeset
600 raise ValueError(_("targetsize must be greater than 0, was %d") %
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
601 targetsize)
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
602 self.iterempty = False
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
603
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
604 def fillbuf(self):
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
605 """Ignore target size; read every chunk from iterator until empty."""
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
606 if not self.iterempty:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
607 collector = cStringIO.StringIO()
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
608 collector.write(self.buf)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
609 for ch in self.in_iter:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
610 collector.write(ch)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
611 self.buf = collector.getvalue()
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
612 self.iterempty = True
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
613
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
614 def read(self, l):
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
615 """Read L bytes of data from the iterator of chunks of data.
1308
2073e5a71008 Cleanup of tabs and trailing spaces.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1285
diff changeset
616 Returns less than L bytes if the iterator runs dry."""
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
617 if l > len(self.buf) and not self.iterempty:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
618 # Clamp to a multiple of self.targetsize
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
619 targetsize = self.targetsize * ((l // self.targetsize) + 1)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
620 collector = cStringIO.StringIO()
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
621 collector.write(self.buf)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
622 collected = len(self.buf)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
623 for chunk in self.in_iter:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
624 collector.write(chunk)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
625 collected += len(chunk)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
626 if collected >= targetsize:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
627 break
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
628 if collected < targetsize:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
629 self.iterempty = True
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
630 self.buf = collector.getvalue()
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
631 s, self.buf = self.buf[:l], buffer(self.buf, l)
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
632 return s
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
633
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
634 def filechunkiter(f, size = 65536):
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
635 """Create a generator that produces all the data in the file size
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
636 (default 65536) bytes at a time. Chunks may be less than size
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
637 bytes if the chunk is the last chunk in the file, or the file is a
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
638 socket or some other type of file that sometimes reads less data
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
639 than is requested."""
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
640 s = f.read(size)
1377
854775b27d1a Fixed a bug in my changes to httprepo.py
Eric Hopper <hopper@omnifarious.org>
parents: 1343
diff changeset
641 while len(s) > 0:
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
642 yield s
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
643 s = f.read(size)
1320
5f277e73778f Fix up representation of dates in hgweb.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1312
diff changeset
644
1321
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
645 def makedate():
1482
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
646 lt = time.localtime()
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
647 if lt[8] == 1 and time.daylight:
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
648 tz = time.altzone
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
649 else:
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
650 tz = time.timezone
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
651 return time.mktime(lt), tz
1329
8f06817bf266 Allow files to be opened in text mode, even on Windows.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1321
diff changeset
652
1321
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
653 def datestr(date=None, format='%c'):
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
654 """represent a (unixtime, offset) tuple as a localized time.
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
655 unixtime is seconds since the epoch, and offset is the time zone's
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
656 number of seconds away from UTC."""
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
657 t, tz = date or makedate()
1320
5f277e73778f Fix up representation of dates in hgweb.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1312
diff changeset
658 return ("%s %+03d%02d" %
5f277e73778f Fix up representation of dates in hgweb.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1312
diff changeset
659 (time.strftime(format, time.gmtime(float(t) - tz)),
5f277e73778f Fix up representation of dates in hgweb.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1312
diff changeset
660 -tz / 3600,
5f277e73778f Fix up representation of dates in hgweb.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1312
diff changeset
661 ((-tz % 3600) / 60)))