Mercurial > public > mercurial-scm > hg
annotate mercurial/hg.py @ 118:a0e57df96e96
Add fileopener to move some pathname knowledge from filelog to repository
| author | mpm@selenic.com |
|---|---|
| date | Fri, 20 May 2005 17:38:01 -0800 |
| parents | 82fb6d09f911 |
| children | 30ef77113872 |
| rev | line source |
|---|---|
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1 # hg.py - repository classes for mercurial |
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2 # |
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3 # Copyright 2005 Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms |
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6 # of the GNU General Public License, incorporated herein by reference. |
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7 |
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8 import sys, struct, sha, socket, os, time, re, urllib2 |
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9 import urllib |
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10 from mercurial import byterange |
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11 from mercurial.transaction import * |
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12 from mercurial.revlog import * |
| 79 | 13 from difflib import SequenceMatcher |
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14 |
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15 class filelog(revlog): |
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16 def __init__(self, opener, path): |
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17 revlog.__init__(self, opener, path + ".i", path + ".d") |
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18 |
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19 def read(self, node): |
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20 return self.revision(node) |
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21 def add(self, text, transaction, link, p1=None, p2=None): |
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22 return self.addrevision(text, transaction, link, p1, p2) |
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23 |
| 79 | 24 def annotate(self, node): |
| 25 revs = [] | |
| 26 while node != nullid: | |
| 27 revs.append(node) | |
| 28 node = self.parents(node)[0] | |
| 29 revs.reverse() | |
| 30 prev = [] | |
| 31 annotate = [] | |
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32 |
| 79 | 33 for node in revs: |
| 34 curr = self.read(node).splitlines(1) | |
| 35 linkrev = self.linkrev(node) | |
| 36 sm = SequenceMatcher(None, prev, curr) | |
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37 new = [] |
| 79 | 38 for o, m, n, s, t in sm.get_opcodes(): |
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39 if o == 'equal': |
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40 new += annotate[m:n] |
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41 else: |
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42 new += [(linkrev, l) for l in curr[s:t]] |
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43 annotate, prev = new, curr |
| 79 | 44 return annotate |
| 45 | |
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46 class manifest(revlog): |
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47 def __init__(self, opener): |
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48 self.mapcache = None |
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49 self.listcache = None |
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50 self.addlist = None |
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51 revlog.__init__(self, opener, "00manifest.i", "00manifest.d") |
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52 |
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53 def read(self, node): |
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54 if self.mapcache and self.mapcache[0] == node: |
| 90 | 55 return self.mapcache[1].copy() |
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56 text = self.revision(node) |
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57 map = {} |
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58 self.listcache = (text, text.splitlines(1)) |
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59 for l in self.listcache[1]: |
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60 (f, n) = l.split('\0') |
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61 map[f] = bin(n[:40]) |
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62 self.mapcache = (node, map) |
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63 return map |
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64 |
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65 def diff(self, a, b): |
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66 # this is sneaky, as we're not actually using a and b |
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67 if self.listcache and len(self.listcache[0]) == len(a): |
| 98 | 68 d = mdiff.diff(self.listcache[1], self.addlist, 1) |
| 69 if mdiff.patch(a, d) != b: | |
| 70 sys.stderr.write("*** sortdiff failed, falling back ***\n") | |
| 71 return mdiff.textdiff(a, b) | |
| 72 return d | |
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73 else: |
| 44 | 74 return mdiff.textdiff(a, b) |
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75 |
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76 def add(self, map, transaction, link, p1=None, p2=None): |
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77 files = map.keys() |
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78 files.sort() |
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79 |
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80 self.addlist = ["%s\000%s\n" % (f, hex(map[f])) for f in files] |
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81 text = "".join(self.addlist) |
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82 |
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83 n = self.addrevision(text, transaction, link, p1, p2) |
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84 self.mapcache = (n, map) |
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85 self.listcache = (text, self.addlist) |
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86 |
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87 return n |
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88 |
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89 class changelog(revlog): |
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90 def __init__(self, opener): |
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91 revlog.__init__(self, opener, "00changelog.i", "00changelog.d") |
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92 |
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93 def extract(self, text): |
| 37 | 94 if not text: |
| 40 | 95 return (nullid, "", "0", [], "") |
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96 last = text.index("\n\n") |
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97 desc = text[last + 2:] |
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98 l = text[:last].splitlines() |
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99 manifest = bin(l[0]) |
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100 user = l[1] |
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101 date = l[2] |
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102 files = l[3:] |
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103 return (manifest, user, date, files, desc) |
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104 |
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105 def read(self, node): |
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106 return self.extract(self.revision(node)) |
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107 |
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108 def add(self, manifest, list, desc, transaction, p1=None, p2=None): |
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109 user = (os.environ.get("HGUSER") or |
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110 os.environ.get("EMAIL") or |
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111 os.environ.get("LOGNAME", "unknown") + '@' + socket.getfqdn()) |
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112 date = "%d %d" % (time.time(), time.timezone) |
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113 list.sort() |
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114 l = [hex(manifest), user, date] + list + ["", desc] |
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115 text = "\n".join(l) |
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116 return self.addrevision(text, transaction, self.count(), p1, p2) |
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117 |
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118 class dircache: |
| 20 | 119 def __init__(self, opener, ui): |
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120 self.opener = opener |
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121 self.dirty = 0 |
| 20 | 122 self.ui = ui |
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123 self.map = None |
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124 def __del__(self): |
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125 if self.dirty: self.write() |
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126 def __getitem__(self, key): |
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127 try: |
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128 return self.map[key] |
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129 except TypeError: |
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130 self.read() |
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131 return self[key] |
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132 |
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133 def read(self): |
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134 if self.map is not None: return self.map |
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135 |
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136 self.map = {} |
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137 try: |
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138 st = self.opener("dircache").read() |
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139 except: return |
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140 |
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141 pos = 0 |
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142 while pos < len(st): |
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143 e = struct.unpack(">llll", st[pos:pos+16]) |
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144 l = e[3] |
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145 pos += 16 |
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146 f = st[pos:pos + l] |
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147 self.map[f] = e[:3] |
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148 pos += l |
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149 |
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150 def update(self, files): |
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151 if not files: return |
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152 self.read() |
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153 self.dirty = 1 |
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154 for f in files: |
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155 try: |
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156 s = os.stat(f) |
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157 self.map[f] = (s.st_mode, s.st_size, s.st_mtime) |
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158 except IOError: |
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159 self.remove(f) |
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160 |
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161 def taint(self, files): |
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162 if not files: return |
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163 self.read() |
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164 self.dirty = 1 |
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165 for f in files: |
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166 self.map[f] = (0, -1, 0) |
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167 |
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168 def remove(self, files): |
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169 if not files: return |
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170 self.read() |
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171 self.dirty = 1 |
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172 for f in files: |
| 20 | 173 try: |
| 174 del self.map[f] | |
| 175 except KeyError: | |
| 176 self.ui.warn("Not in dircache: %s\n" % f) | |
| 177 pass | |
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178 |
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179 def clear(self): |
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180 self.map = {} |
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181 self.dirty = 1 |
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182 |
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183 def write(self): |
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184 st = self.opener("dircache", "w") |
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185 for f, e in self.map.items(): |
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186 e = struct.pack(">llll", e[0], e[1], e[2], len(f)) |
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187 st.write(e + f) |
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188 self.dirty = 0 |
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189 |
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190 def copy(self): |
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191 self.read() |
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192 return self.map.copy() |
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193 |
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194 # used to avoid circular references so destructors work |
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195 def opener(base): |
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196 p = base |
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197 def o(path, mode="r"): |
|
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198 if p[:7] == "http://": |
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199 f = os.path.join(p, urllib.quote(path)) |
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200 return httprangereader(f) |
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201 |
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202 f = os.path.join(p, path) |
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203 |
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110
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204 if mode != "r": |
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205 try: |
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206 s = os.stat(f) |
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207 except OSError: |
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208 d = os.path.dirname(f) |
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209 if not os.path.isdir(d): |
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210 os.makedirs(d) |
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211 else: |
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212 if s.st_nlink > 1: |
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213 file(f + ".tmp", "w").write(file(f).read()) |
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214 os.rename(f+".tmp", f) |
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215 |
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216 return file(f, mode) |
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217 |
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218 return o |
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219 |
| 60 | 220 class localrepository: |
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221 def __init__(self, ui, path=None, create=0): |
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222 self.remote = 0 |
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223 if path and path[:7] == "http://": |
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224 self.remote = 1 |
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225 self.path = path |
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226 else: |
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227 if not path: |
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228 p = os.getcwd() |
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229 while not os.path.isdir(os.path.join(p, ".hg")): |
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230 p = os.path.dirname(p) |
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231 if p == "/": raise "No repo found" |
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232 path = p |
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233 self.path = os.path.join(path, ".hg") |
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234 |
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235 self.root = path |
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236 self.ui = ui |
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237 |
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238 if create: |
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239 os.mkdir(self.path) |
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240 os.mkdir(self.join("data")) |
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241 |
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242 self.opener = opener(self.path) |
|
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243 self.fileopener = opener(self.join("data")) |
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244 self.manifest = manifest(self.opener) |
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245 self.changelog = changelog(self.opener) |
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246 self.ignorelist = None |
| 67 | 247 self.tags = None |
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248 |
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249 if not self.remote: |
| 20 | 250 self.dircache = dircache(self.opener, ui) |
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251 try: |
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252 self.current = bin(self.opener("current").read()) |
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253 except IOError: |
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254 self.current = None |
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255 |
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256 def setcurrent(self, node): |
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257 self.current = node |
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258 self.opener("current", "w").write(hex(node)) |
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259 |
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260 def ignore(self, f): |
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261 if self.ignorelist is None: |
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262 self.ignorelist = [] |
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263 try: |
| 67 | 264 l = open(os.path.join(self.root, ".hgignore")) |
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265 for pat in l: |
| 9 | 266 if pat != "\n": |
| 267 self.ignorelist.append(re.compile(pat[:-1])) | |
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268 except IOError: pass |
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269 for pat in self.ignorelist: |
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270 if pat.search(f): return True |
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271 return False |
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272 |
| 67 | 273 def lookup(self, key): |
| 274 if self.tags is None: | |
| 275 self.tags = {} | |
| 276 try: | |
| 277 fl = self.file(".hgtags") | |
| 278 for l in fl.revision(fl.tip()).splitlines(): | |
| 279 if l: | |
| 280 n, k = l.split(" ") | |
| 281 self.tags[k] = bin(n) | |
| 282 except KeyError: pass | |
| 283 try: | |
| 284 return self.tags[key] | |
| 285 except KeyError: | |
| 286 return self.changelog.lookup(key) | |
| 287 | |
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288 def join(self, f): |
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289 return os.path.join(self.path, f) |
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290 |
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291 def file(self, f): |
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292 return filelog(self.fileopener, f) |
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293 |
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294 def transaction(self): |
| 95 | 295 return transaction(self.opener, self.join("journal"), |
| 296 self.join("undo")) | |
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297 |
| 30 | 298 def commit(self, parent, update = None, text = ""): |
|
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299 tr = self.transaction() |
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300 |
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301 try: |
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302 remove = [ l[:-1] for l in self.opener("to-remove") ] |
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303 os.unlink(self.join("to-remove")) |
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304 |
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305 except IOError: |
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306 remove = [] |
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307 |
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308 if update == None: |
| 29 | 309 update = self.diffdir(self.root, parent)[0] |
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310 |
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311 # check in files |
|
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312 new = {} |
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313 linkrev = self.changelog.count() |
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314 update.sort() |
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315 for f in update: |
| 83 | 316 self.ui.note(f + "\n") |
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317 try: |
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318 t = file(f).read() |
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319 except IOError: |
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320 remove.append(f) |
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321 continue |
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322 r = self.file(f) |
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323 new[f] = r.add(t, tr, linkrev) |
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324 |
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325 # update manifest |
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326 mmap = self.manifest.read(self.manifest.tip()) |
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327 mmap.update(new) |
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328 for f in remove: |
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329 del mmap[f] |
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330 mnode = self.manifest.add(mmap, tr, linkrev) |
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331 |
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332 # add changeset |
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333 new = new.keys() |
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334 new.sort() |
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335 |
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336 edittext = text + "\n"+"".join(["HG: changed %s\n" % f for f in new]) |
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337 edittext += "".join(["HG: removed %s\n" % f for f in remove]) |
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338 edittext = self.ui.edit(edittext) |
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339 |
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340 n = self.changelog.add(mnode, new, edittext, tr) |
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341 tr.close() |
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342 |
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343 self.setcurrent(n) |
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344 self.dircache.update(new) |
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345 self.dircache.remove(remove) |
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346 |
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347 def checkout(self, node): |
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348 # checkout is really dumb at the moment |
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349 # it ought to basically merge |
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350 change = self.changelog.read(node) |
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351 l = self.manifest.read(change[0]).items() |
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352 l.sort() |
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353 |
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354 for f,n in l: |
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355 if f[0] == "/": continue |
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356 self.ui.note(f, "\n") |
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357 t = self.file(f).revision(n) |
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358 try: |
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359 file(f, "w").write(t) |
|
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360 except IOError: |
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361 os.makedirs(os.path.dirname(f)) |
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362 file(f, "w").write(t) |
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363 |
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364 self.setcurrent(node) |
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365 self.dircache.clear() |
|
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366 self.dircache.update([f for f,n in l]) |
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367 |
| 29 | 368 def diffdir(self, path, changeset): |
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369 changed = [] |
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370 mf = {} |
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371 added = [] |
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372 |
| 29 | 373 if changeset: |
| 374 change = self.changelog.read(changeset) | |
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375 mf = self.manifest.read(change[0]) |
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376 |
| 29 | 377 if changeset == self.current: |
| 378 dc = self.dircache.copy() | |
| 379 else: | |
| 380 dc = dict.fromkeys(mf) | |
| 381 | |
| 382 def fcmp(fn): | |
| 64 | 383 t1 = file(os.path.join(self.root, fn)).read() |
| 29 | 384 t2 = self.file(fn).revision(mf[fn]) |
| 385 return cmp(t1, t2) | |
| 386 | |
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387 for dir, subdirs, files in os.walk(self.root): |
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388 d = dir[len(self.root)+1:] |
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389 if ".hg" in subdirs: subdirs.remove(".hg") |
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390 |
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391 for f in files: |
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392 fn = os.path.join(d, f) |
| 64 | 393 try: s = os.stat(os.path.join(self.root, fn)) |
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394 except: continue |
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395 if fn in dc: |
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396 c = dc[fn] |
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397 del dc[fn] |
| 29 | 398 if not c: |
| 399 if fcmp(fn): | |
| 400 changed.append(fn) | |
| 33 | 401 elif c[1] != s.st_size: |
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402 changed.append(fn) |
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403 elif c[0] != s.st_mode or c[2] != s.st_mtime: |
| 29 | 404 if fcmp(fn): |
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405 changed.append(fn) |
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406 else: |
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407 if self.ignore(fn): continue |
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408 added.append(fn) |
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409 |
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410 deleted = dc.keys() |
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411 deleted.sort() |
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412 |
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413 return (changed, added, deleted) |
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414 |
| 32 | 415 def diffrevs(self, node1, node2): |
| 33 | 416 changed, added = [], [] |
| 32 | 417 |
| 418 change = self.changelog.read(node1) | |
| 419 mf1 = self.manifest.read(change[0]) | |
| 33 | 420 change = self.changelog.read(node2) |
| 32 | 421 mf2 = self.manifest.read(change[0]) |
| 422 | |
| 423 for fn in mf2: | |
| 424 if mf1.has_key(fn): | |
| 425 if mf1[fn] != mf2[fn]: | |
| 426 changed.append(fn) | |
| 427 del mf1[fn] | |
| 428 else: | |
| 429 added.append(fn) | |
| 430 | |
| 431 deleted = mf1.keys() | |
| 432 deleted.sort() | |
| 433 | |
| 434 return (changed, added, deleted) | |
| 435 | |
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436 def add(self, list): |
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437 self.dircache.taint(list) |
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438 |
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439 def remove(self, list): |
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440 dl = self.opener("to-remove", "a") |
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441 for f in list: |
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442 dl.write(f + "\n") |
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443 |
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444 def branches(self, nodes): |
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445 if not nodes: nodes = [self.changelog.tip()] |
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446 b = [] |
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447 for n in nodes: |
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448 t = n |
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449 while n: |
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450 p = self.changelog.parents(n) |
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451 if p[1] != nullid or p[0] == nullid: |
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452 b.append((t, n, p[0], p[1])) |
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453 break |
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454 n = p[0] |
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455 return b |
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456 |
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457 def between(self, pairs): |
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458 r = [] |
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459 |
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460 for top, bottom in pairs: |
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461 n, l, i = top, [], 0 |
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462 f = 1 |
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463 |
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464 while n != bottom: |
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465 p = self.changelog.parents(n)[0] |
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466 if i == f: |
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467 l.append(n) |
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468 f = f * 2 |
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469 n = p |
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470 i += 1 |
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471 |
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472 r.append(l) |
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473 |
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474 return r |
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475 |
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476 def newer(self, nodes): |
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477 m = {} |
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478 nl = [] |
| 94 | 479 pm = {} |
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480 cl = self.changelog |
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481 t = l = cl.count() |
| 94 | 482 |
| 483 # find the lowest numbered node | |
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484 for n in nodes: |
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485 l = min(l, cl.rev(n)) |
| 94 | 486 m[n] = 1 |
| 46 | 487 |
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488 for i in xrange(l, t): |
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489 n = cl.node(i) |
| 94 | 490 if n in m: # explicitly listed |
| 491 pm[n] = 1 | |
| 492 nl.append(n) | |
| 493 continue | |
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494 for p in cl.parents(n): |
| 94 | 495 if p in pm: # parent listed |
| 496 pm[n] = 1 | |
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497 nl.append(n) |
| 94 | 498 break |
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499 |
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500 return nl |
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501 |
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502 def getchangegroup(self, remote): |
| 60 | 503 tip = remote.branches([])[0] |
| 83 | 504 self.ui.debug("remote tip branch is %s:%s\n" % |
| 505 (short(tip[0]), short(tip[1]))) | |
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506 m = self.changelog.nodemap |
| 60 | 507 unknown = [tip] |
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508 search = [] |
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509 fetch = [] |
| 46 | 510 |
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511 if tip[0] in m: |
| 83 | 512 self.ui.note("nothing to do!\n") |
| 60 | 513 return None |
| 514 | |
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515 while unknown: |
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516 n = unknown.pop(0) |
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517 if n == nullid: break |
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518 if n[1] and n[1] in m: # do we know the base? |
| 83 | 519 self.ui.debug("found incomplete branch %s\n" % short(n[1])) |
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520 search.append(n) # schedule branch range for scanning |
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521 else: |
| 94 | 522 if n[2] in m and n[3] in m: |
| 523 if n[1] not in fetch: | |
| 524 self.ui.debug("found new changeset %s\n" % | |
| 525 short(n[1])) | |
| 526 fetch.append(n[1]) # earliest unknown | |
| 527 continue | |
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528 for b in remote.branches([n[2], n[3]]): |
| 94 | 529 if b[0] not in m: |
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530 unknown.append(b) |
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531 |
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532 while search: |
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533 n = search.pop(0) |
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534 l = remote.between([(n[0], n[1])])[0] |
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535 p = n[0] |
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536 f = 1 |
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537 for i in l + [n[1]]: |
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538 if i in m: |
| 85 | 539 if f <= 2: |
| 83 | 540 self.ui.debug("found new branch changeset %s\n" % |
| 541 short(p)) | |
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542 fetch.append(p) |
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543 else: |
| 83 | 544 self.ui.debug("narrowed branch search to %s:%s\n" |
| 545 % (short(p), short(i))) | |
|
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546 search.append((p, i)) |
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547 break |
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548 p, f = i, f * 2 |
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549 |
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550 for f in fetch: |
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551 if f in m: |
| 83 | 552 raise "already have", short(f[:4]) |
| 553 | |
| 94 | 554 self.ui.note("adding new changesets starting at " + |
| 83 | 555 " ".join([short(f) for f in fetch]) + "\n") |
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556 |
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557 return remote.changegroup(fetch) |
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558 |
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559 def changegroup(self, basenodes): |
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560 nodes = self.newer(basenodes) |
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561 |
| 46 | 562 # construct the link map |
| 563 linkmap = {} | |
| 564 for n in nodes: | |
| 565 linkmap[self.changelog.rev(n)] = n | |
| 566 | |
| 567 # construct a list of all changed files | |
| 568 changed = {} | |
| 569 for n in nodes: | |
| 570 c = self.changelog.read(n) | |
| 571 for f in c[3]: | |
| 572 changed[f] = 1 | |
| 573 changed = changed.keys() | |
| 574 changed.sort() | |
| 575 | |
| 576 # the changegroup is changesets + manifests + all file revs | |
| 577 revs = [ self.changelog.rev(n) for n in nodes ] | |
| 578 | |
| 60 | 579 yield self.changelog.group(linkmap) |
| 580 yield self.manifest.group(linkmap) | |
| 46 | 581 |
| 582 for f in changed: | |
| 583 g = self.file(f).group(linkmap) | |
| 584 if not g: raise "couldn't find change to %s" % f | |
| 585 l = struct.pack(">l", len(f)) | |
| 60 | 586 yield "".join([l, f, g]) |
| 46 | 587 |
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588 def addchangegroup(self, generator): |
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589 class genread: |
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590 def __init__(self, generator): |
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591 self.g = generator |
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592 self.buf = "" |
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593 def read(self, l): |
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594 while l > len(self.buf): |
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595 try: |
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596 self.buf += self.g.next() |
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597 except StopIteration: |
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598 break |
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599 d, self.buf = self.buf[:l], self.buf[l:] |
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600 return d |
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601 |
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602 if not generator: return |
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603 source = genread(generator) |
| 60 | 604 |
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605 def getchunk(add = 0): |
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606 d = source.read(4) |
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607 if not d: return "" |
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608 l = struct.unpack(">l", d)[0] |
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609 return source.read(l - 4 + add) |
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610 |
| 46 | 611 tr = self.transaction() |
| 612 simple = True | |
| 613 | |
| 94 | 614 self.ui.status("adding changesets\n") |
| 46 | 615 # pull off the changeset group |
| 94 | 616 def report(x): |
| 617 self.ui.debug("add changeset %s\n" % short(x)) | |
| 618 return self.changelog.count() | |
| 619 | |
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620 csg = getchunk() |
| 46 | 621 co = self.changelog.tip() |
| 94 | 622 cn = self.changelog.addgroup(csg, report, tr) |
| 46 | 623 |
| 94 | 624 self.ui.status("adding manifests\n") |
| 46 | 625 # pull off the manifest group |
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626 mfg = getchunk() |
| 90 | 627 mm = self.manifest.tip() |
| 628 mo = self.manifest.addgroup(mfg, lambda x: self.changelog.rev(x), tr) | |
| 46 | 629 |
| 630 # do we need a resolve? | |
| 631 if self.changelog.ancestor(co, cn) != co: | |
| 632 simple = False | |
| 633 resolverev = self.changelog.count() | |
| 634 | |
| 635 # process the files | |
| 94 | 636 self.ui.status("adding files\n") |
| 46 | 637 new = {} |
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638 while 1: |
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639 f = getchunk(4) |
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640 if not f: break |
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641 fg = getchunk() |
| 94 | 642 self.ui.debug("adding %s revisions\n" % f) |
| 46 | 643 fl = self.file(f) |
| 644 o = fl.tip() | |
| 645 n = fl.addgroup(fg, lambda x: self.changelog.rev(x), tr) | |
| 646 if not simple: | |
| 94 | 647 if o == n: continue |
| 648 # this file has changed between branches, so it must be | |
| 649 # represented in the merge changeset | |
| 650 new[f] = self.merge3(fl, f, o, n, tr, resolverev) | |
| 46 | 651 |
| 652 # For simple merges, we don't need to resolve manifests or changesets | |
| 653 if simple: | |
| 90 | 654 self.ui.debug("simple merge, skipping resolve\n") |
| 46 | 655 tr.close() |
| 656 return | |
| 657 | |
| 658 # resolve the manifest to point to all the merged files | |
| 659 self.ui.status("resolving manifests\n") | |
| 660 ma = self.manifest.ancestor(mm, mo) | |
| 661 omap = self.manifest.read(mo) # other | |
| 662 amap = self.manifest.read(ma) # ancestor | |
| 90 | 663 mmap = self.manifest.read(mm) # mine |
| 107 | 664 self.ui.debug("ancestor %s local %s remote %s\n" % |
| 90 | 665 (short(ma), short(mm), short(mo))) |
| 46 | 666 nmap = {} |
| 667 | |
| 668 for f, mid in mmap.iteritems(): | |
| 669 if f in omap: | |
| 90 | 670 if mid != omap[f]: |
| 671 self.ui.debug("%s versions differ\n" % f) | |
| 94 | 672 if f in new: self.ui.debug("%s updated in resolve\n" % f) |
| 673 # use merged version or local version | |
| 674 nmap[f] = new.get(f, mid) | |
| 46 | 675 else: |
| 90 | 676 nmap[f] = mid # keep ours |
| 46 | 677 del omap[f] |
| 678 elif f in amap: | |
| 90 | 679 if mid != amap[f]: |
| 107 | 680 r = self.ui.prompt( |
| 681 ("local changed %s which remote deleted\n" % f) + | |
| 682 "(k)eep or (d)elete?", "[kd]", "k") | |
| 683 if r == "k": nmap[f] = mid | |
| 46 | 684 else: |
| 90 | 685 self.ui.debug("other deleted %s\n" % f) |
| 46 | 686 pass # other deleted it |
| 687 else: | |
| 90 | 688 self.ui.debug("local created %s\n" %f) |
| 689 nmap[f] = mid # we created it | |
| 46 | 690 |
| 691 del mmap | |
| 692 | |
| 693 for f, oid in omap.iteritems(): | |
| 694 if f in amap: | |
| 695 if oid != amap[f]: | |
| 107 | 696 r = self.ui.prompt( |
| 697 ("remote changed %s which local deleted\n" % f) + | |
| 698 "(k)eep or (d)elete?", "[kd]", "k") | |
| 699 if r == "k": nmap[f] = oid | |
| 46 | 700 else: |
| 701 pass # probably safe | |
| 702 else: | |
| 90 | 703 self.ui.debug("remote created %s\n" % f) |
| 46 | 704 nmap[f] = new.get(f, oid) # remote created it |
| 705 | |
| 706 del omap | |
| 707 del amap | |
| 708 | |
| 709 node = self.manifest.add(nmap, tr, resolverev, mm, mo) | |
| 710 | |
| 711 # Now all files and manifests are merged, we add the changed files | |
| 712 # and manifest id to the changelog | |
| 713 self.ui.status("committing merge changeset\n") | |
| 714 new = new.keys() | |
| 715 new.sort() | |
| 716 if co == cn: cn = -1 | |
| 717 | |
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718 edittext = "\nHG: merge resolve\n" + \ |
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719 "".join(["HG: changed %s\n" % f for f in new]) |
| 46 | 720 edittext = self.ui.edit(edittext) |
| 721 n = self.changelog.add(node, new, edittext, tr, co, cn) | |
| 722 | |
| 723 tr.close() | |
| 724 | |
| 96 | 725 def merge3(self, fl, fn, my, other, transaction, link): |
| 726 """perform a 3-way merge and append the result""" | |
| 727 | |
| 728 def temp(prefix, node): | |
| 729 pre = "%s~%s." % (os.path.basename(fn), prefix) | |
| 730 (fd, name) = tempfile.mkstemp("", pre) | |
| 731 f = os.fdopen(fd, "w") | |
| 732 f.write(fl.revision(node)) | |
| 733 f.close() | |
| 734 return name | |
| 735 | |
| 736 base = fl.ancestor(my, other) | |
| 737 self.ui.note("resolving %s\n" % fn) | |
| 738 self.ui.debug("local %s remote %s ancestor %s\n" % | |
| 739 (short(my), short(other), short(base))) | |
| 740 | |
| 741 if my == base: | |
| 742 text = fl.revision(other) | |
| 743 else: | |
| 744 a = temp("local", my) | |
| 745 b = temp("remote", other) | |
| 746 c = temp("parent", base) | |
| 747 | |
| 748 cmd = os.environ["HGMERGE"] | |
| 749 self.ui.debug("invoking merge with %s\n" % cmd) | |
| 750 r = os.system("%s %s %s %s" % (cmd, a, b, c)) | |
| 751 if r: | |
| 752 raise "Merge failed!" | |
| 753 | |
| 754 text = open(a).read() | |
| 755 os.unlink(a) | |
| 756 os.unlink(b) | |
| 757 os.unlink(c) | |
| 758 | |
| 759 return fl.addrevision(text, transaction, link, my, other) | |
| 760 | |
| 60 | 761 class remoterepository: |
| 762 def __init__(self, ui, path): | |
| 763 self.url = path.replace("hg://", "http://", 1) | |
| 764 self.ui = ui | |
| 765 | |
| 766 def do_cmd(self, cmd, **args): | |
| 83 | 767 self.ui.debug("sending %s command\n" % cmd) |
| 60 | 768 q = {"cmd": cmd} |
| 769 q.update(args) | |
| 770 qs = urllib.urlencode(q) | |
| 771 cu = "%s?%s" % (self.url, qs) | |
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772 return urllib.urlopen(cu) |
| 60 | 773 |
| 774 def branches(self, nodes): | |
| 775 n = " ".join(map(hex, nodes)) | |
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776 d = self.do_cmd("branches", nodes=n).read() |
| 60 | 777 br = [ map(bin, b.split(" ")) for b in d.splitlines() ] |
| 778 return br | |
| 779 | |
| 780 def between(self, pairs): | |
| 781 n = "\n".join(["-".join(map(hex, p)) for p in pairs]) | |
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782 d = self.do_cmd("between", pairs=n).read() |
| 60 | 783 p = [ map(bin, l.split(" ")) for l in d.splitlines() ] |
| 784 return p | |
| 785 | |
| 786 def changegroup(self, nodes): | |
| 787 n = " ".join(map(hex, nodes)) | |
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788 zd = zlib.decompressobj() |
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789 f = self.do_cmd("changegroup", roots=n) |
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790 while 1: |
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791 d = f.read(4096) |
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792 if not d: |
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793 yield zd.flush() |
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794 break |
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795 yield zd.decompress(d) |
| 60 | 796 |
| 797 def repository(ui, path=None, create=0): | |
| 798 if path and path[:5] == "hg://": | |
| 799 return remoterepository(ui, path) | |
| 800 else: | |
| 801 return localrepository(ui, path, create) | |
| 802 | |
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803 class ui: |
| 107 | 804 def __init__(self, verbose=False, debug=False, quiet=False, |
| 805 interactive=True): | |
| 83 | 806 self.quiet = quiet and not verbose and not debug |
| 807 self.verbose = verbose or debug | |
| 808 self.debugflag = debug | |
| 107 | 809 self.interactive = interactive |
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810 def write(self, *args): |
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811 for a in args: |
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812 sys.stdout.write(str(a)) |
| 107 | 813 def readline(self): |
| 814 return sys.stdin.readline()[:-1] | |
| 815 def prompt(self, msg, pat, default = "y"): | |
| 816 if not self.interactive: return default | |
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817 while 1: |
| 107 | 818 self.write(msg, " ") |
| 819 r = self.readline() | |
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820 if re.match(pat, r): |
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821 return r |
| 107 | 822 else: |
| 823 self.write("unrecognized response\n") | |
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824 def status(self, *msg): |
| 83 | 825 if not self.quiet: self.write(*msg) |
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826 def warn(self, msg): |
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827 self.write(*msg) |
| 107 | 828 def note(self, *msg): |
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829 if self.verbose: self.write(*msg) |
| 107 | 830 def debug(self, *msg): |
| 83 | 831 if self.debugflag: self.write(*msg) |
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832 def edit(self, text): |
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833 (fd, name) = tempfile.mkstemp("hg") |
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834 f = os.fdopen(fd, "w") |
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835 f.write(text) |
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836 f.close() |
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837 |
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838 editor = os.environ.get("EDITOR", "vi") |
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839 r = os.system("%s %s" % (editor, name)) |
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840 if r: |
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841 raise "Edit failed!" |
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842 |
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843 t = open(name).read() |
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844 t = re.sub("(?m)^HG:.*\n", "", t) |
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845 |
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846 return t |
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847 |
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848 |
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849 class httprangereader: |
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850 def __init__(self, url): |
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851 self.url = url |
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852 self.pos = 0 |
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853 def seek(self, pos): |
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854 self.pos = pos |
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855 def read(self, bytes=None): |
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856 opener = urllib2.build_opener(byterange.HTTPRangeHandler()) |
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857 urllib2.install_opener(opener) |
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858 req = urllib2.Request(self.url) |
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859 end = '' |
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860 if bytes: end = self.pos + bytes |
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861 req.add_header('Range', 'bytes=%d-%s' % (self.pos, end)) |
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862 f = urllib2.urlopen(req) |
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863 return f.read() |