Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/patch.py @ 4539:e6c69a2491ed
Small cleanups for the new tag code
author | Brendan Cully <brendan@kublai.com> |
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date | Mon, 11 Jun 2007 11:06:42 -0700 |
parents | 96d8a56d4ef9 |
children | 50252ea60549 |
rev | line source |
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1 # patch.py - patch file parsing routines |
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2 # |
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3 # Copyright 2006 Brendan Cully <brendan@kublai.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 |
3893 | 8 from i18n import _ |
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9 from node import * |
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10 import base85, cmdutil, mdiff, util, context, revlog |
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11 import cStringIO, email.Parser, os, popen2, re, sha |
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12 import sys, tempfile, zlib |
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13 |
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14 # helper functions |
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15 |
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16 def copyfile(src, dst, basedir=None): |
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17 if not basedir: |
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18 basedir = os.getcwd() |
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19 |
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20 abssrc, absdst = [os.path.join(basedir, n) for n in (src, dst)] |
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21 if os.path.exists(absdst): |
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22 raise util.Abort(_("cannot create %s: destination already exists") % |
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23 dst) |
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24 |
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25 targetdir = os.path.dirname(absdst) |
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26 if not os.path.isdir(targetdir): |
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27 os.makedirs(targetdir) |
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28 |
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29 util.copyfile(abssrc, absdst) |
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30 |
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31 # public functions |
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32 |
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33 def extract(ui, fileobj): |
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34 '''extract patch from data read from fileobj. |
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35 |
4258 | 36 patch can be a normal patch or contained in an email message. |
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37 |
4258 | 38 return tuple (filename, message, user, date, node, p1, p2). |
39 Any item in the returned tuple can be None. If filename is None, | |
40 fileobj did not contain a patch. Caller must unlink filename when done.''' | |
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41 |
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42 # attempt to detect the start of a patch |
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43 # (this heuristic is borrowed from quilt) |
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44 diffre = re.compile(r'^(?:Index:[ \t]|diff[ \t]|RCS file: |' + |
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45 'retrieving revision [0-9]+(\.[0-9]+)*$|' + |
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46 '(---|\*\*\*)[ \t])', re.MULTILINE) |
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47 |
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48 fd, tmpname = tempfile.mkstemp(prefix='hg-patch-') |
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49 tmpfp = os.fdopen(fd, 'w') |
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50 try: |
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51 msg = email.Parser.Parser().parse(fileobj) |
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52 |
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53 message = msg['Subject'] |
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54 user = msg['From'] |
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55 # should try to parse msg['Date'] |
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56 date = None |
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58 branch = None |
4258 | 59 parents = [] |
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60 |
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61 if message: |
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62 if message.startswith('[PATCH'): |
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63 pend = message.find(']') |
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64 if pend >= 0: |
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65 message = message[pend+1:].lstrip() |
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66 message = message.replace('\n\t', ' ') |
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67 ui.debug('Subject: %s\n' % message) |
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68 if user: |
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69 ui.debug('From: %s\n' % user) |
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70 diffs_seen = 0 |
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71 ok_types = ('text/plain', 'text/x-diff', 'text/x-patch') |
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72 |
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73 for part in msg.walk(): |
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74 content_type = part.get_content_type() |
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75 ui.debug('Content-Type: %s\n' % content_type) |
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76 if content_type not in ok_types: |
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77 continue |
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78 payload = part.get_payload(decode=True) |
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79 m = diffre.search(payload) |
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80 if m: |
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81 hgpatch = False |
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82 ignoretext = False |
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83 |
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84 ui.debug(_('found patch at byte %d\n') % m.start(0)) |
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85 diffs_seen += 1 |
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86 cfp = cStringIO.StringIO() |
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87 if message: |
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88 cfp.write(message) |
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89 cfp.write('\n') |
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90 for line in payload[:m.start(0)].splitlines(): |
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91 if line.startswith('# HG changeset patch'): |
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92 ui.debug(_('patch generated by hg export\n')) |
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93 hgpatch = True |
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94 # drop earlier commit message content |
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95 cfp.seek(0) |
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96 cfp.truncate() |
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97 elif hgpatch: |
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98 if line.startswith('# User '): |
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99 user = line[7:] |
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100 ui.debug('From: %s\n' % user) |
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101 elif line.startswith("# Date "): |
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102 date = line[7:] |
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103 elif line.startswith("# Branch "): |
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104 branch = line[9:] |
4258 | 105 elif line.startswith("# Node ID "): |
106 nodeid = line[10:] | |
107 elif line.startswith("# Parent "): | |
108 parents.append(line[10:]) | |
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109 elif line == '---' and 'git-send-email' in msg['X-Mailer']: |
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110 ignoretext = True |
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111 if not line.startswith('# ') and not ignoretext: |
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112 cfp.write(line) |
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113 cfp.write('\n') |
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114 message = cfp.getvalue() |
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115 if tmpfp: |
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116 tmpfp.write(payload) |
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117 if not payload.endswith('\n'): |
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118 tmpfp.write('\n') |
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119 elif not diffs_seen and message and content_type == 'text/plain': |
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120 message += '\n' + payload |
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121 except: |
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122 tmpfp.close() |
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123 os.unlink(tmpname) |
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124 raise |
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125 |
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126 tmpfp.close() |
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127 if not diffs_seen: |
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128 os.unlink(tmpname) |
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129 return None, message, user, date, branch, None, None, None |
4258 | 130 p1 = parents and parents.pop(0) or None |
131 p2 = parents and parents.pop(0) or None | |
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132 return tmpname, message, user, date, branch, nodeid, p1, p2 |
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133 |
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134 GP_PATCH = 1 << 0 # we have to run patch |
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135 GP_FILTER = 1 << 1 # there's some copy/rename operation |
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136 GP_BINARY = 1 << 2 # there's a binary patch |
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137 |
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138 def readgitpatch(patchname): |
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139 """extract git-style metadata about patches from <patchname>""" |
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140 class gitpatch: |
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141 "op is one of ADD, DELETE, RENAME, MODIFY or COPY" |
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142 def __init__(self, path): |
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143 self.path = path |
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144 self.oldpath = None |
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145 self.mode = None |
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146 self.op = 'MODIFY' |
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147 self.copymod = False |
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148 self.lineno = 0 |
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149 self.binary = False |
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150 |
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151 # Filter patch for git information |
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152 gitre = re.compile('diff --git a/(.*) b/(.*)') |
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153 pf = file(patchname) |
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154 gp = None |
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155 gitpatches = [] |
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156 # Can have a git patch with only metadata, causing patch to complain |
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157 dopatch = 0 |
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158 |
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159 lineno = 0 |
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160 for line in pf: |
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161 lineno += 1 |
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162 if line.startswith('diff --git'): |
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163 m = gitre.match(line) |
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164 if m: |
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165 if gp: |
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166 gitpatches.append(gp) |
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167 src, dst = m.group(1, 2) |
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168 gp = gitpatch(dst) |
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169 gp.lineno = lineno |
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170 elif gp: |
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171 if line.startswith('--- '): |
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172 if gp.op in ('COPY', 'RENAME'): |
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173 gp.copymod = True |
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174 dopatch |= GP_FILTER |
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175 gitpatches.append(gp) |
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176 gp = None |
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177 dopatch |= GP_PATCH |
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178 continue |
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179 if line.startswith('rename from '): |
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180 gp.op = 'RENAME' |
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181 gp.oldpath = line[12:].rstrip() |
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182 elif line.startswith('rename to '): |
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183 gp.path = line[10:].rstrip() |
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184 elif line.startswith('copy from '): |
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185 gp.op = 'COPY' |
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186 gp.oldpath = line[10:].rstrip() |
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187 elif line.startswith('copy to '): |
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188 gp.path = line[8:].rstrip() |
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189 elif line.startswith('deleted file'): |
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190 gp.op = 'DELETE' |
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191 elif line.startswith('new file mode '): |
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192 gp.op = 'ADD' |
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193 gp.mode = int(line.rstrip()[-3:], 8) |
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194 elif line.startswith('new mode '): |
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195 gp.mode = int(line.rstrip()[-3:], 8) |
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196 elif line.startswith('GIT binary patch'): |
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197 dopatch |= GP_BINARY |
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198 gp.binary = True |
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199 if gp: |
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200 gitpatches.append(gp) |
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201 |
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202 if not gitpatches: |
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203 dopatch = GP_PATCH |
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204 |
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205 return (dopatch, gitpatches) |
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206 |
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207 def dogitpatch(patchname, gitpatches, cwd=None): |
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208 """Preprocess git patch so that vanilla patch can handle it""" |
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209 def extractbin(fp): |
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210 i = [0] # yuck |
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211 def readline(): |
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212 i[0] += 1 |
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213 return fp.readline().rstrip() |
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214 line = readline() |
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215 while line and not line.startswith('literal '): |
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216 line = readline() |
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217 if not line: |
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218 return None, i[0] |
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219 size = int(line[8:]) |
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220 dec = [] |
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221 line = readline() |
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222 while line: |
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223 l = line[0] |
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224 if l <= 'Z' and l >= 'A': |
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225 l = ord(l) - ord('A') + 1 |
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226 else: |
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227 l = ord(l) - ord('a') + 27 |
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228 dec.append(base85.b85decode(line[1:])[:l]) |
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229 line = readline() |
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230 text = zlib.decompress(''.join(dec)) |
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231 if len(text) != size: |
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232 raise util.Abort(_('binary patch is %d bytes, not %d') % |
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233 (len(text), size)) |
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234 return text, i[0] |
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235 |
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236 pf = file(patchname) |
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237 pfline = 1 |
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238 |
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239 fd, patchname = tempfile.mkstemp(prefix='hg-patch-') |
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240 tmpfp = os.fdopen(fd, 'w') |
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241 |
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242 try: |
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243 for i in xrange(len(gitpatches)): |
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244 p = gitpatches[i] |
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245 if not p.copymod and not p.binary: |
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246 continue |
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247 |
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248 # rewrite patch hunk |
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249 while pfline < p.lineno: |
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250 tmpfp.write(pf.readline()) |
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251 pfline += 1 |
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252 |
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253 if p.binary: |
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254 text, delta = extractbin(pf) |
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255 if not text: |
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256 raise util.Abort(_('binary patch extraction failed')) |
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257 pfline += delta |
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258 if not cwd: |
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259 cwd = os.getcwd() |
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260 absdst = os.path.join(cwd, p.path) |
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261 basedir = os.path.dirname(absdst) |
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262 if not os.path.isdir(basedir): |
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263 os.makedirs(basedir) |
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264 out = file(absdst, 'wb') |
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265 out.write(text) |
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266 out.close() |
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267 elif p.copymod: |
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268 copyfile(p.oldpath, p.path, basedir=cwd) |
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269 tmpfp.write('diff --git a/%s b/%s\n' % (p.path, p.path)) |
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270 line = pf.readline() |
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271 pfline += 1 |
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272 while not line.startswith('--- a/'): |
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273 tmpfp.write(line) |
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274 line = pf.readline() |
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275 pfline += 1 |
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276 tmpfp.write('--- a/%s\n' % p.path) |
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277 |
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278 line = pf.readline() |
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279 while line: |
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280 tmpfp.write(line) |
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281 line = pf.readline() |
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282 except: |
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283 tmpfp.close() |
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284 os.unlink(patchname) |
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285 raise |
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286 |
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287 tmpfp.close() |
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288 return patchname |
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289 |
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290 def patch(patchname, ui, strip=1, cwd=None, files={}): |
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291 """apply the patch <patchname> to the working directory. |
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292 a list of patched files is returned""" |
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293 |
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294 # helper function |
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295 def __patch(patchname): |
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296 """patch and updates the files and fuzz variables""" |
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297 fuzz = False |
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298 |
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299 args = [] |
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301 patcher = ((patcher and util.find_exe(patcher)) or |
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302 util.find_exe('gpatch') or |
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303 util.find_exe('patch')) |
4435 | 304 if not patcher: |
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305 raise util.Abort(_('no patch command found in hgrc or PATH')) |
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306 if util.needbinarypatch(): |
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307 args.append('--binary') |
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308 |
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309 if cwd: |
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310 args.append('-d %s' % util.shellquote(cwd)) |
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311 fp = os.popen('%s %s -p%d < %s' % (patcher, ' '.join(args), strip, |
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312 util.shellquote(patchname))) |
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313 |
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314 for line in fp: |
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315 line = line.rstrip() |
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316 ui.note(line + '\n') |
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317 if line.startswith('patching file '): |
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318 pf = util.parse_patch_output(line) |
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319 printed_file = False |
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320 files.setdefault(pf, (None, None)) |
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321 elif line.find('with fuzz') >= 0: |
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322 fuzz = True |
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323 if not printed_file: |
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324 ui.warn(pf + '\n') |
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325 printed_file = True |
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326 ui.warn(line + '\n') |
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327 elif line.find('saving rejects to file') >= 0: |
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328 ui.warn(line + '\n') |
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329 elif line.find('FAILED') >= 0: |
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330 if not printed_file: |
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331 ui.warn(pf + '\n') |
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332 printed_file = True |
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333 ui.warn(line + '\n') |
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334 code = fp.close() |
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335 if code: |
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336 raise util.Abort(_("patch command failed: %s") % |
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337 util.explain_exit(code)[0]) |
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338 return fuzz |
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339 |
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340 (dopatch, gitpatches) = readgitpatch(patchname) |
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341 for gp in gitpatches: |
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342 files[gp.path] = (gp.op, gp) |
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343 |
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344 fuzz = False |
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345 if dopatch: |
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346 filterpatch = dopatch & (GP_FILTER | GP_BINARY) |
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347 if filterpatch: |
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348 patchname = dogitpatch(patchname, gitpatches, cwd=cwd) |
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349 try: |
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350 if dopatch & GP_PATCH: |
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351 fuzz = __patch(patchname) |
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352 finally: |
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353 if filterpatch: |
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354 os.unlink(patchname) |
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355 |
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356 return fuzz |
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357 |
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358 def diffopts(ui, opts={}, untrusted=False): |
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359 def get(key, name=None): |
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360 return (opts.get(key) or |
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361 ui.configbool('diff', name or key, None, untrusted=untrusted)) |
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362 return mdiff.diffopts( |
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363 text=opts.get('text'), |
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364 git=get('git'), |
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365 nodates=get('nodates'), |
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366 showfunc=get('show_function', 'showfunc'), |
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367 ignorews=get('ignore_all_space', 'ignorews'), |
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|
368 ignorewsamount=get('ignore_space_change', 'ignorewsamount'), |
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369 ignoreblanklines=get('ignore_blank_lines', 'ignoreblanklines')) |
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370 |
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371 def updatedir(ui, repo, patches, wlock=None): |
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372 '''Update dirstate after patch application according to metadata''' |
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373 if not patches: |
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374 return |
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375 copies = [] |
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376 removes = {} |
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377 cfiles = patches.keys() |
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378 cwd = repo.getcwd() |
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379 if cwd: |
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pass repo.root to util.pathto() in preparation for the next patch
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380 cfiles = [util.pathto(repo.root, cwd, f) for f in patches.keys()] |
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381 for f in patches: |
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|
382 ctype, gp = patches[f] |
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383 if ctype == 'RENAME': |
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384 copies.append((gp.oldpath, gp.path, gp.copymod)) |
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|
385 removes[gp.oldpath] = 1 |
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386 elif ctype == 'COPY': |
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387 copies.append((gp.oldpath, gp.path, gp.copymod)) |
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388 elif ctype == 'DELETE': |
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389 removes[gp.path] = 1 |
2933
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390 for src, dst, after in copies: |
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diff
changeset
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391 if not after: |
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parents:
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diff
changeset
|
392 copyfile(src, dst, repo.root) |
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changeset
|
393 repo.copy(src, dst, wlock=wlock) |
3701
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diff
changeset
|
394 removes = removes.keys() |
2933
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changeset
|
395 if removes: |
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396 removes.sort() |
2933
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|
397 repo.remove(removes, True, wlock=wlock) |
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|
398 for f in patches: |
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changeset
|
399 ctype, gp = patches[f] |
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diff
changeset
|
400 if gp and gp.mode: |
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parents:
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changeset
|
401 x = gp.mode & 0100 != 0 |
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changeset
|
402 dst = os.path.join(repo.root, gp.path) |
3588
45574a225632
git patch: create empty added files
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3540
diff
changeset
|
403 # patch won't create empty files |
45574a225632
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parents:
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diff
changeset
|
404 if ctype == 'ADD' and not os.path.exists(dst): |
4006
67982d3ee76c
symlinks: add flags param to wwrite
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parents:
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diff
changeset
|
405 repo.wwrite(gp.path, '', x and 'x' or '') |
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diff
changeset
|
406 else: |
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changeset
|
407 util.set_exec(dst, x) |
2933
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|
408 cmdutil.addremove(repo, cfiles, wlock=wlock) |
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|
409 files = patches.keys() |
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diff
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|
410 files.extend([r for r in removes if r not in files]) |
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changeset
|
411 files.sort() |
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diff
changeset
|
412 |
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|
413 return files |
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parents:
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changeset
|
414 |
3367
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diff
changeset
|
415 def b85diff(fp, to, tn): |
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|
416 '''print base85-encoded binary diff''' |
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|
417 def gitindex(text): |
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diff
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|
418 if not text: |
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|
419 return '0' * 40 |
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|
420 l = len(text) |
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changeset
|
421 s = sha.new('blob %d\0' % l) |
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diff
changeset
|
422 s.update(text) |
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diff
changeset
|
423 return s.hexdigest() |
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diff
changeset
|
424 |
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Add git-1.4 binary patch support
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changeset
|
425 def fmtline(line): |
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changeset
|
426 l = len(line) |
7f486971d263
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diff
changeset
|
427 if l <= 26: |
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Add git-1.4 binary patch support
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diff
changeset
|
428 l = chr(ord('A') + l - 1) |
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parents:
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diff
changeset
|
429 else: |
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diff
changeset
|
430 l = chr(l - 26 + ord('a') - 1) |
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diff
changeset
|
431 return '%c%s\n' % (l, base85.b85encode(line, True)) |
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changeset
|
432 |
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changeset
|
433 def chunk(text, csize=52): |
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|
434 l = len(text) |
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diff
changeset
|
435 i = 0 |
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diff
changeset
|
436 while i < l: |
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diff
changeset
|
437 yield text[i:i+csize] |
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changeset
|
438 i += csize |
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diff
changeset
|
439 |
4104
ed46895aa38c
git binary patches: use hashes to detect identical files
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diff
changeset
|
440 tohash = gitindex(to) |
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diff
changeset
|
441 tnhash = gitindex(tn) |
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diff
changeset
|
442 if tohash == tnhash: |
4105
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git binary patches: don't print the header for identical files
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changeset
|
443 return "" |
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diff
changeset
|
444 |
3367
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diff
changeset
|
445 # TODO: deltas |
4105
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diff
changeset
|
446 ret = ['index %s..%s\nGIT binary patch\nliteral %s\n' % |
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diff
changeset
|
447 (tohash, tnhash, len(tn))] |
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
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diff
changeset
|
448 for l in chunk(zlib.compress(tn)): |
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changeset
|
449 ret.append(fmtline(l)) |
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changeset
|
450 ret.append('\n') |
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Alexis S. L. Carvalho <alexis@cecm.usp.br>
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changeset
|
451 return ''.join(ret) |
3367
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diff
changeset
|
452 |
2873
4ec58b157265
refactor text diff/patch code.
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parents:
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diff
changeset
|
453 def diff(repo, node1=None, node2=None, files=None, match=util.always, |
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refactor text diff/patch code.
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diff
changeset
|
454 fp=None, changes=None, opts=None): |
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refactor text diff/patch code.
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diff
changeset
|
455 '''print diff of changes to files between two nodes, or node and |
4ec58b157265
refactor text diff/patch code.
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diff
changeset
|
456 working directory. |
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refactor text diff/patch code.
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diff
changeset
|
457 |
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parents:
2867
diff
changeset
|
458 if node1 is None, use first dirstate parent instead. |
4ec58b157265
refactor text diff/patch code.
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parents:
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diff
changeset
|
459 if node2 is None, compare node1 with working directory.''' |
4ec58b157265
refactor text diff/patch code.
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parents:
2867
diff
changeset
|
460 |
4ec58b157265
refactor text diff/patch code.
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parents:
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diff
changeset
|
461 if opts is None: |
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parents:
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diff
changeset
|
462 opts = mdiff.defaultopts |
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diff
changeset
|
463 if fp is None: |
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diff
changeset
|
464 fp = repo.ui |
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parents:
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diff
changeset
|
465 |
4ec58b157265
refactor text diff/patch code.
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parents:
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diff
changeset
|
466 if not node1: |
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refactor text diff/patch code.
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parents:
2867
diff
changeset
|
467 node1 = repo.dirstate.parents()[0] |
2934
2f190e998eb3
Teach mq about git patches
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parents:
2933
diff
changeset
|
468 |
3967
dccb83241dd0
patch: use contexts for diff
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
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3963
diff
changeset
|
469 ccache = {} |
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diff
changeset
|
470 def getctx(r): |
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patch: use contexts for diff
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diff
changeset
|
471 if r not in ccache: |
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diff
changeset
|
472 ccache[r] = context.changectx(repo, r) |
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diff
changeset
|
473 return ccache[r] |
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parents:
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diff
changeset
|
474 |
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changeset
|
475 flcache = {} |
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changeset
|
476 def getfilectx(f, ctx): |
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diff
changeset
|
477 flctx = ctx.filectx(f, filelog=flcache.get(f)) |
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diff
changeset
|
478 if f not in flcache: |
dccb83241dd0
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diff
changeset
|
479 flcache[f] = flctx._filelog |
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diff
changeset
|
480 return flctx |
2934
2f190e998eb3
Teach mq about git patches
Brendan Cully <brendan@kublai.com>
parents:
2933
diff
changeset
|
481 |
2873
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refactor text diff/patch code.
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parents:
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diff
changeset
|
482 # reading the data for node1 early allows it to play nicely |
2874
3d6efcbbd1c9
remove localrepository.changes.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2873
diff
changeset
|
483 # with repo.status and the revlog cache. |
3967
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diff
changeset
|
484 ctx1 = context.changectx(repo, node1) |
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changeset
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485 # force manifest reading |
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changeset
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486 man1 = ctx1.manifest() |
dccb83241dd0
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diff
changeset
|
487 date1 = util.datestr(ctx1.date()) |
2873
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refactor text diff/patch code.
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diff
changeset
|
488 |
4ec58b157265
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parents:
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diff
changeset
|
489 if not changes: |
2874
3d6efcbbd1c9
remove localrepository.changes.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2873
diff
changeset
|
490 changes = repo.status(node1, node2, files, match=match)[:5] |
2873
4ec58b157265
refactor text diff/patch code.
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diff
changeset
|
491 modified, added, removed, deleted, unknown = changes |
4ec58b157265
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diff
changeset
|
492 |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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diff
changeset
|
493 if not modified and not added and not removed: |
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refactor text diff/patch code.
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diff
changeset
|
494 return |
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changeset
|
495 |
3967
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changeset
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496 if node2: |
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changeset
|
497 ctx2 = context.changectx(repo, node2) |
4492
b79cdb7f0597
patch.diff: avoid calling workingctx().manifest()
Alexis S. L. Carvalho <alexis@cecm.usp.br>
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diff
changeset
|
498 execf2 = ctx2.manifest().execf |
3967
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changeset
|
499 else: |
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diff
changeset
|
500 ctx2 = context.workingctx(repo) |
4492
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patch.diff: avoid calling workingctx().manifest()
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
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diff
changeset
|
501 execf2 = util.execfunc(repo.root, None) |
b79cdb7f0597
patch.diff: avoid calling workingctx().manifest()
Alexis S. L. Carvalho <alexis@cecm.usp.br>
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diff
changeset
|
502 if execf2 is None: |
b79cdb7f0597
patch.diff: avoid calling workingctx().manifest()
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
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diff
changeset
|
503 execf2 = ctx2.parents()[0].manifest().copy().execf |
3967
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patch: use contexts for diff
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diff
changeset
|
504 |
dccb83241dd0
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diff
changeset
|
505 # returns False if there was no rename between ctx1 and ctx2 |
dccb83241dd0
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diff
changeset
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506 # returns None if the file was created between ctx1 and ctx2 |
dccb83241dd0
patch: use contexts for diff
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changeset
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507 # returns the (file, node) present in ctx1 that was renamed to f in ctx2 |
dccb83241dd0
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diff
changeset
|
508 def renamed(f): |
dccb83241dd0
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diff
changeset
|
509 startrev = ctx1.rev() |
dccb83241dd0
patch: use contexts for diff
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
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diff
changeset
|
510 c = ctx2 |
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diff
changeset
|
511 crev = c.rev() |
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3963
diff
changeset
|
512 if crev is None: |
dccb83241dd0
patch: use contexts for diff
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diff
changeset
|
513 crev = repo.changelog.count() |
3694
c0b1a0c72c7d
renamedbetween: only return (file, node) pairs that exist in the original rev
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3693
diff
changeset
|
514 orig = f |
3967
dccb83241dd0
patch: use contexts for diff
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parents:
3963
diff
changeset
|
515 while crev > startrev: |
dccb83241dd0
patch: use contexts for diff
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3963
diff
changeset
|
516 if f in c.files(): |
3693
454b3a8cdf28
diff: improve detection of renames when diffing across many revisions
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3673
diff
changeset
|
517 try: |
3967
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patch: use contexts for diff
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diff
changeset
|
518 src = getfilectx(f, c).renamed() |
dccb83241dd0
patch: use contexts for diff
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3963
diff
changeset
|
519 except revlog.LookupError: |
3693
454b3a8cdf28
diff: improve detection of renames when diffing across many revisions
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3673
diff
changeset
|
520 return None |
454b3a8cdf28
diff: improve detection of renames when diffing across many revisions
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3673
diff
changeset
|
521 if src: |
454b3a8cdf28
diff: improve detection of renames when diffing across many revisions
Alexis S. L. Carvalho <alexis@cecm.usp.br>
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3673
diff
changeset
|
522 f = src[0] |
3967
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changeset
|
523 crev = c.parents()[0].rev() |
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diff
changeset
|
524 # try to reuse |
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diff
changeset
|
525 c = getctx(crev) |
dccb83241dd0
patch: use contexts for diff
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diff
changeset
|
526 if f not in man1: |
3694
c0b1a0c72c7d
renamedbetween: only return (file, node) pairs that exist in the original rev
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3693
diff
changeset
|
527 return None |
3696
562a65635bcb
diff: better detection of renames when comparing with the working dir.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3695
diff
changeset
|
528 if f == orig: |
562a65635bcb
diff: better detection of renames when comparing with the working dir.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3695
diff
changeset
|
529 return False |
3967
dccb83241dd0
patch: use contexts for diff
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parents:
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diff
changeset
|
530 return f |
2873
4ec58b157265
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parents:
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diff
changeset
|
531 |
4ec58b157265
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diff
changeset
|
532 if repo.ui.quiet: |
4ec58b157265
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diff
changeset
|
533 r = None |
4ec58b157265
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parents:
2867
diff
changeset
|
534 else: |
3386
2065789f6a3e
use short hashes with diff -v
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3376
diff
changeset
|
535 hexfunc = repo.ui.debugflag and hex or short |
2873
4ec58b157265
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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diff
changeset
|
536 r = [hexfunc(node) for node in [node1, node2] if node] |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2867
diff
changeset
|
537 |
2892 | 538 if opts.git: |
539 copied = {} | |
540 for f in added: | |
541 src = renamed(f) | |
542 if src: | |
543 copied[f] = src | |
3967
dccb83241dd0
patch: use contexts for diff
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parents:
3963
diff
changeset
|
544 srcs = [x[1] for x in copied.items()] |
2892 | 545 |
2873
4ec58b157265
refactor text diff/patch code.
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parents:
2867
diff
changeset
|
546 all = modified + added + removed |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2867
diff
changeset
|
547 all.sort() |
3702
70c3ee224c08
Don't generate git patches that rename a file to multiple destinations
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3701
diff
changeset
|
548 gone = {} |
3996
c190df14338c
exec: add execfunc to simplify exec flag support on non-exec filesystems
Matt Mackall <mpm@selenic.com>
parents:
3970
diff
changeset
|
549 |
2873
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2867
diff
changeset
|
550 for f in all: |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2867
diff
changeset
|
551 to = None |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2867
diff
changeset
|
552 tn = None |
2892 | 553 dodiff = True |
3327
319358e6bd96
Don't generate git diff header for empty diffs
Brendan Cully <brendan@kublai.com>
parents:
3223
diff
changeset
|
554 header = [] |
3967
dccb83241dd0
patch: use contexts for diff
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3963
diff
changeset
|
555 if f in man1: |
dccb83241dd0
patch: use contexts for diff
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3963
diff
changeset
|
556 to = getfilectx(f, ctx1).data() |
2873
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2867
diff
changeset
|
557 if f not in removed: |
3967
dccb83241dd0
patch: use contexts for diff
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3963
diff
changeset
|
558 tn = getfilectx(f, ctx2).data() |
2892 | 559 if opts.git: |
560 def gitmode(x): | |
561 return x and '100755' or '100644' | |
562 def addmodehdr(header, omode, nmode): | |
563 if omode != nmode: | |
564 header.append('old mode %s\n' % omode) | |
565 header.append('new mode %s\n' % nmode) | |
566 | |
567 a, b = f, f | |
568 if f in added: | |
4492
b79cdb7f0597
patch.diff: avoid calling workingctx().manifest()
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4484
diff
changeset
|
569 mode = gitmode(execf2(f)) |
2892 | 570 if f in copied: |
3967
dccb83241dd0
patch: use contexts for diff
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3963
diff
changeset
|
571 a = copied[f] |
dccb83241dd0
patch: use contexts for diff
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3963
diff
changeset
|
572 omode = gitmode(man1.execf(a)) |
2892 | 573 addmodehdr(header, omode, mode) |
3702
70c3ee224c08
Don't generate git patches that rename a file to multiple destinations
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3701
diff
changeset
|
574 if a in removed and a not in gone: |
70c3ee224c08
Don't generate git patches that rename a file to multiple destinations
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3701
diff
changeset
|
575 op = 'rename' |
70c3ee224c08
Don't generate git patches that rename a file to multiple destinations
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3701
diff
changeset
|
576 gone[a] = 1 |
70c3ee224c08
Don't generate git patches that rename a file to multiple destinations
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3701
diff
changeset
|
577 else: |
70c3ee224c08
Don't generate git patches that rename a file to multiple destinations
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3701
diff
changeset
|
578 op = 'copy' |
2892 | 579 header.append('%s from %s\n' % (op, a)) |
580 header.append('%s to %s\n' % (op, f)) | |
3967
dccb83241dd0
patch: use contexts for diff
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3963
diff
changeset
|
581 to = getfilectx(a, ctx1).data() |
2892 | 582 else: |
583 header.append('new file mode %s\n' % mode) | |
4092
4ced663bebf0
git patches: handle renames of binary files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3900
diff
changeset
|
584 if util.binary(tn): |
4ced663bebf0
git patches: handle renames of binary files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
3900
diff
changeset
|
585 dodiff = 'binary' |
2892 | 586 elif f in removed: |
587 if f in srcs: | |
588 dodiff = False | |
589 else: | |
3967
dccb83241dd0
patch: use contexts for diff
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3963
diff
changeset
|
590 mode = gitmode(man1.execf(f)) |
2892 | 591 header.append('deleted file mode %s\n' % mode) |
592 else: | |
3967
dccb83241dd0
patch: use contexts for diff
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3963
diff
changeset
|
593 omode = gitmode(man1.execf(f)) |
4492
b79cdb7f0597
patch.diff: avoid calling workingctx().manifest()
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4484
diff
changeset
|
594 nmode = gitmode(execf2(f)) |
2892 | 595 addmodehdr(header, omode, nmode) |
3367
7f486971d263
Add git-1.4 binary patch support
Brendan Cully <brendan@kublai.com>
parents:
3327
diff
changeset
|
596 if util.binary(to) or util.binary(tn): |
7f486971d263
Add git-1.4 binary patch support
Brendan Cully <brendan@kublai.com>
parents:
3327
diff
changeset
|
597 dodiff = 'binary' |
2892 | 598 r = None |
3327
319358e6bd96
Don't generate git diff header for empty diffs
Brendan Cully <brendan@kublai.com>
parents:
3223
diff
changeset
|
599 header.insert(0, 'diff --git a/%s b/%s\n' % (a, b)) |
4105
797dbdd4d7e1
git binary patches: don't print the header for identical files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4104
diff
changeset
|
600 if dodiff: |
797dbdd4d7e1
git binary patches: don't print the header for identical files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4104
diff
changeset
|
601 if dodiff == 'binary': |
797dbdd4d7e1
git binary patches: don't print the header for identical files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4104
diff
changeset
|
602 text = b85diff(fp, to, tn) |
797dbdd4d7e1
git binary patches: don't print the header for identical files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4104
diff
changeset
|
603 else: |
4107 | 604 text = mdiff.unidiff(to, date1, |
605 # ctx2 date may be dynamic | |
606 tn, util.datestr(ctx2.date()), | |
607 f, r, opts=opts) | |
3327
319358e6bd96
Don't generate git diff header for empty diffs
Brendan Cully <brendan@kublai.com>
parents:
3223
diff
changeset
|
608 if text or len(header) > 1: |
2892 | 609 fp.write(''.join(header)) |
3327
319358e6bd96
Don't generate git diff header for empty diffs
Brendan Cully <brendan@kublai.com>
parents:
3223
diff
changeset
|
610 fp.write(text) |
2873
4ec58b157265
refactor text diff/patch code.
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parents:
2867
diff
changeset
|
611 |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2867
diff
changeset
|
612 def export(repo, revs, template='hg-%h.patch', fp=None, switch_parent=False, |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2867
diff
changeset
|
613 opts=None): |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2867
diff
changeset
|
614 '''export changesets as hg patches.''' |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2867
diff
changeset
|
615 |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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616 total = len(revs) |
3900
2b3175acb653
Don't use node length for calculating revision number length.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
3899
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617 revwidth = max([len(str(rev)) for rev in revs]) |
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refactor text diff/patch code.
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parents:
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618 |
3970
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commands.py: use contexts in export
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
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619 def single(rev, seqno, fp): |
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commands.py: use contexts in export
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620 ctx = repo.changectx(rev) |
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commands.py: use contexts in export
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621 node = ctx.node() |
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commands.py: use contexts in export
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622 parents = [p.node() for p in ctx.parents() if p] |
4436
a764edb6fc95
Add branch information to hg export.
Eric Hopper <hopper@omnifarious.org>
parents:
4435
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623 branch = ctx.branch() |
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refactor text diff/patch code.
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parents:
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624 if switch_parent: |
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refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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625 parents.reverse() |
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refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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626 prev = (parents and parents[0]) or nullid |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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changeset
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627 |
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refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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628 if not fp: |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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629 fp = cmdutil.make_file(repo, template, node, total=total, |
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refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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630 seqno=seqno, revwidth=revwidth) |
4125
ef7c39ae5d4c
Suppress <stdout> before hg export -v (regression from previous patch).
Brendan Cully <brendan@kublai.com>
parents:
4124
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631 if fp != sys.stdout and hasattr(fp, 'name'): |
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parents:
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632 repo.ui.note("%s\n" % fp.name) |
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parents:
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633 |
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parents:
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634 fp.write("# HG changeset patch\n") |
3970
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commands.py: use contexts in export
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
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635 fp.write("# User %s\n" % ctx.user()) |
fff8a5345eb0
commands.py: use contexts in export
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
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636 fp.write("# Date %d %d\n" % ctx.date()) |
4436
a764edb6fc95
Add branch information to hg export.
Eric Hopper <hopper@omnifarious.org>
parents:
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diff
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637 if branch and (branch != 'default'): |
a764edb6fc95
Add branch information to hg export.
Eric Hopper <hopper@omnifarious.org>
parents:
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638 fp.write("# Branch %s\n" % branch) |
2873
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parents:
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639 fp.write("# Node ID %s\n" % hex(node)) |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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640 fp.write("# Parent %s\n" % hex(prev)) |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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641 if len(parents) > 1: |
4ec58b157265
refactor text diff/patch code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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changeset
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642 fp.write("# Parent %s\n" % hex(parents[1])) |
3970
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commands.py: use contexts in export
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
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changeset
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643 fp.write(ctx.description().rstrip()) |
2873
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644 fp.write("\n\n") |
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parents:
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645 |
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parents:
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646 diff(repo, prev, node, fp=fp, opts=opts) |
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parents:
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647 if fp not in (sys.stdout, repo.ui): |
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parents:
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648 fp.close() |
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parents:
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649 |
3900
2b3175acb653
Don't use node length for calculating revision number length.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
3899
diff
changeset
|
650 for seqno, rev in enumerate(revs): |
3970
fff8a5345eb0
commands.py: use contexts in export
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
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651 single(rev, seqno+1, fp) |
3093
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
Matt Doar <matt@xensource.com>
parents:
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diff
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652 |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
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parents:
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653 def diffstat(patchlines): |
4482
62019c4427e3
Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents:
4436
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654 if not util.find_exe('diffstat'): |
4316
6e4334be0aaa
Try to find diffstat in PATH before calling it
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
4229
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655 return |
3093
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Add support for diffstat in commit emails, and move diffstat from
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parents:
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656 fd, name = tempfile.mkstemp(prefix="hg-patchbomb-", suffix=".txt") |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
Matt Doar <matt@xensource.com>
parents:
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657 try: |
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Add support for diffstat in commit emails, and move diffstat from
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parents:
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658 p = popen2.Popen3('diffstat -p1 -w79 2>/dev/null > ' + name) |
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Add support for diffstat in commit emails, and move diffstat from
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parents:
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659 try: |
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Add support for diffstat in commit emails, and move diffstat from
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parents:
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660 for line in patchlines: print >> p.tochild, line |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
Matt Doar <matt@xensource.com>
parents:
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661 p.tochild.close() |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
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662 if p.wait(): return |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
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parents:
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663 fp = os.fdopen(fd, 'r') |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
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parents:
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664 stat = [] |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
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parents:
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665 for line in fp: stat.append(line.lstrip()) |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
Matt Doar <matt@xensource.com>
parents:
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666 last = stat.pop() |
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Add support for diffstat in commit emails, and move diffstat from
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parents:
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667 stat.insert(0, last) |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
Matt Doar <matt@xensource.com>
parents:
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668 stat = ''.join(stat) |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
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669 if stat.startswith('0 files'): raise ValueError |
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Add support for diffstat in commit emails, and move diffstat from
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parents:
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670 return stat |
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Add support for diffstat in commit emails, and move diffstat from
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parents:
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671 except: raise |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
Matt Doar <matt@xensource.com>
parents:
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changeset
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672 finally: |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
Matt Doar <matt@xensource.com>
parents:
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changeset
|
673 try: os.unlink(name) |
f422c8265ae5
Add support for diffstat in commit emails, and move diffstat from
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parents:
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|
674 except: pass |