annotate hgext/hgk.py @ 3065:32fd512ca7c0

hgk.py: use nullid instead of a constant
author Benoit Boissinot <benoit.boissinot@ens-lyon.org>
date Thu, 07 Sep 2006 14:01:00 +0200
parents fe5c92529d1c
children fbd3f9fd645d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 # Minimal support for git commands on an hg repository
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2 #
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3 # Copyright 2005, 2006 Chris Mason <mason@suse.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 from mercurial.demandload import *
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9 demandload(globals(), 'time sys signal os')
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10 demandload(globals(), 'mercurial:hg,mdiff,fancyopts,commands,ui,util')
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11
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12 def filterfiles(files, filters):
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13 l = [x for x in filters if x in files]
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14
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15 for t in files:
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16 if not t.endswith("/"):
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17 t += "/"
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18 l += [x for x in filters if x.startswith(t)]
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19 return l
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20
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21 def dodiff(fp, ui, repo, node1, node2, files=None, match=util.always,
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22 changes=None, text=False):
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23 def date(c):
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24 return time.asctime(time.gmtime(c[2][0]))
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25
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26 if not changes:
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27 changes = repo.status(node1, node2, files, match=match)[:5]
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28 modified, added, removed, deleted, unknown = changes
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29 if files:
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30 modified, added, removed = map(lambda x: filterfiles(files, x),
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31 (modified, added, removed))
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32
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33 if not modified and not added and not removed:
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34 return
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35
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36 if node2:
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37 change = repo.changelog.read(node2)
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38 mmap2 = repo.manifest.read(change[0])
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39 date2 = date(change)
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40 def read(f):
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41 return repo.file(f).read(mmap2[f])
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42 else:
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43 date2 = time.asctime()
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44 if not node1:
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45 node1 = repo.dirstate.parents()[0]
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46 def read(f):
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47 return repo.wfile(f).read()
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48
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49 change = repo.changelog.read(node1)
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50 mmap = repo.manifest.read(change[0])
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51 date1 = date(change)
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52
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53 opts = mdiff.diffopts()
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54 opts.text = text
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55 for f in modified:
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56 to = None
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57 if f in mmap:
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58 to = repo.file(f).read(mmap[f])
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59 tn = read(f)
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60 fp.write("diff --git a/%s b/%s\n" % (f, f))
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61 fp.write(mdiff.unidiff(to, date1, tn, date2, f, None, opts=opts))
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62 for f in added:
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63 to = None
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64 tn = read(f)
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65 fp.write("diff --git /dev/null b/%s\n" % (f))
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66 fp.write(mdiff.unidiff(to, date1, tn, date2, f, None, opts=opts))
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67 for f in removed:
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68 to = repo.file(f).read(mmap[f])
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69 tn = None
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70 fp.write("diff --git a/%s /dev/null\n" % (f))
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71 fp.write(mdiff.unidiff(to, date1, tn, date2, f, None, opts=opts))
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72
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73 def difftree(ui, repo, node1=None, node2=None, *files, **opts):
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74 """diff trees from two commits"""
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75 def __difftree(repo, node1, node2, files=[]):
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76 if node2:
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77 change = repo.changelog.read(node2)
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78 mmap2 = repo.manifest.read(change[0])
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79 status = repo.status(node1, node2, files=files)[:5]
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80 modified, added, removed, deleted, unknown = status
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81 else:
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82 status = repo.status(node1, files=files)[:5]
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83 modified, added, removed, deleted, unknown = status
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84 if not node1:
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85 node1 = repo.dirstate.parents()[0]
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86
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87 change = repo.changelog.read(node1)
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88 mmap = repo.manifest.read(change[0])
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89 empty = hg.nullid
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90
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91 for f in modified:
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92 # TODO get file permissions
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93 print ":100664 100664 %s %s M\t%s\t%s" % (hg.short(mmap[f]),
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94 hg.short(mmap2[f]),
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95 f, f)
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96 for f in added:
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97 print ":000000 100664 %s %s N\t%s\t%s" % (hg.short(nullid),
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98 hg.short(mmap2[f]),
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99 f, f)
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100 for f in removed:
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101 print ":100664 000000 %s %s D\t%s\t%s" % (hg.short(mmap[f]),
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102 hg.short(nullid),
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103 f, f)
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104 ##
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105
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106 while True:
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107 if opts['stdin']:
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108 try:
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109 line = raw_input().split(' ')
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110 node1 = line[0]
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111 if len(line) > 1:
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112 node2 = line[1]
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113 else:
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114 node2 = None
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115 except EOFError:
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116 break
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117 node1 = repo.lookup(node1)
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118 if node2:
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119 node2 = repo.lookup(node2)
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120 else:
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121 node2 = node1
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122 node1 = repo.changelog.parents(node1)[0]
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123 if opts['patch']:
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124 if opts['pretty']:
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125 catcommit(repo, node2, "")
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126 dodiff(sys.stdout, ui, repo, node1, node2, files=files)
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127 else:
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128 __difftree(repo, node1, node2, files=files)
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129 if not opts['stdin']:
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130 break
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131
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132 def catcommit(repo, n, prefix, changes=None):
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133 nlprefix = '\n' + prefix;
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134 (p1, p2) = repo.changelog.parents(n)
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parents: 3012
diff changeset
135 (h, h1, h2) = map(hg.short, (n, p1, p2))
267
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diff changeset
136 (i1, i2) = map(repo.changelog.rev, (p1, p2))
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137 if not changes:
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diff changeset
138 changes = repo.changelog.read(n)
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3dab573a4330 hgk: use short changeset hashes
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diff changeset
139 print "tree %s" % (hg.short(changes[0]))
1239
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diff changeset
140 if i1 != -1: print "parent %s" % (h1)
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parents: 740
diff changeset
141 if i2 != -1: print "parent %s" % (h2)
1344
ca0e27e05de3 Fix hgk for date handling changes
mpm@selenic.com
parents: 1308
diff changeset
142 date_ar = changes[2]
267
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parents:
diff changeset
143 date = int(float(date_ar[0]))
1239
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parents: 740
diff changeset
144 lines = changes[4].splitlines()
2525
c49dc6f38a19 hgk: Don't choke on empty changelogs
Brendan Cully <brendan@kublai.com>
parents: 2432
diff changeset
145 if lines and lines[-1].startswith('committer:'):
1239
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parents: 740
diff changeset
146 committer = lines[-1].split(': ')[1].rstrip()
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mason@suse.com
parents: 740
diff changeset
147 else:
1950
5f581f337b05 hgk "committer:" bug
Hollis Blanchard <hollisb@us.ibm.com>
parents: 1626
diff changeset
148 committer = changes[1]
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2073e5a71008 Cleanup of tabs and trailing spaces.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1278
diff changeset
149
1239
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diff changeset
150 print "author %s %s %s" % (changes[1], date, date_ar[1])
1950
5f581f337b05 hgk "committer:" bug
Hollis Blanchard <hollisb@us.ibm.com>
parents: 1626
diff changeset
151 print "committer %s %s %s" % (committer, date, date_ar[1])
1239
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diff changeset
152 print ""
267
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parents:
diff changeset
153 if prefix != "":
334
290574209284 hgit: remove tabs
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diff changeset
154 print "%s%s" % (prefix, changes[4].replace('\n', nlprefix).strip())
267
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parents:
diff changeset
155 else:
334
290574209284 hgit: remove tabs
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diff changeset
156 print changes[4]
1239
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diff changeset
157 if prefix:
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diff changeset
158 sys.stdout.write('\0')
267
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diff changeset
159
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diff changeset
160 def base(ui, repo, node1, node2):
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parents: 740
diff changeset
161 """Output common ancestor information"""
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
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diff changeset
162 node1 = repo.lookup(node1)
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diff changeset
163 node2 = repo.lookup(node2)
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diff changeset
164 n = repo.changelog.ancestor(node1, node2)
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3dab573a4330 hgk: use short changeset hashes
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parents: 3012
diff changeset
165 print hg.short(n)
267
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diff changeset
166
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diff changeset
167 def catfile(ui, repo, type=None, r=None, **opts):
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168 """cat a specific revision"""
267
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169 # in stdin mode, every line except the commit is prefixed with two
497aa6d276d2 Initial import of hgit and hgk
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parents:
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170 # spaces. This way the our caller can find the commit without magic
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parents:
diff changeset
171 # strings
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parents:
diff changeset
172 #
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173 prefix = ""
1239
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diff changeset
174 if opts['stdin']:
334
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parents: 280
diff changeset
175 try:
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parents: 280
diff changeset
176 (type, r) = raw_input().split(' ');
1239
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diff changeset
177 prefix = " "
334
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diff changeset
178 except EOFError:
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parents: 280
diff changeset
179 return
267
497aa6d276d2 Initial import of hgit and hgk
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diff changeset
180
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
181 else:
1239
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diff changeset
182 if not type or not r:
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diff changeset
183 ui.warn("cat-file: type or revision not supplied\n")
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diff changeset
184 commands.help_(ui, 'cat-file')
267
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diff changeset
185
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
186 while r:
334
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diff changeset
187 if type != "commit":
290574209284 hgit: remove tabs
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parents: 280
diff changeset
188 sys.stderr.write("aborting hg cat-file only understands commits\n")
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diff changeset
189 sys.exit(1);
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diff changeset
190 n = repo.lookup(r)
334
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diff changeset
191 catcommit(repo, n, prefix)
1239
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diff changeset
192 if opts['stdin']:
334
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parents: 280
diff changeset
193 try:
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diff changeset
194 (type, r) = raw_input().split(' ');
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parents: 280
diff changeset
195 except EOFError:
290574209284 hgit: remove tabs
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parents: 280
diff changeset
196 break
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diff changeset
197 else:
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diff changeset
198 break
267
497aa6d276d2 Initial import of hgit and hgk
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199
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diff changeset
200 # git rev-tree is a confusing thing. You can supply a number of
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diff changeset
201 # commit sha1s on the command line, and it walks the commit history
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parents:
diff changeset
202 # telling you which commits are reachable from the supplied ones via
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parents:
diff changeset
203 # a bitmask based on arg position.
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diff changeset
204 # you can specify a commit to stop at by starting the sha1 with ^
1239
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diff changeset
205 def revtree(args, repo, full="tree", maxnr=0, parents=False):
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diff changeset
206 def chlogwalk():
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diff changeset
207 ch = repo.changelog
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diff changeset
208 count = ch.count()
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diff changeset
209 i = count
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diff changeset
210 l = [0] * 100
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diff changeset
211 chunk = 100
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parents: 740
diff changeset
212 while True:
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parents: 740
diff changeset
213 if chunk > i:
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diff changeset
214 chunk = i
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parents: 740
diff changeset
215 i = 0
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diff changeset
216 else:
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parents: 740
diff changeset
217 i -= chunk
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
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parents: 740
diff changeset
218
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
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parents: 740
diff changeset
219 for x in xrange(0, chunk):
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
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parents: 740
diff changeset
220 if i + x >= count:
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
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parents: 740
diff changeset
221 l[chunk - x:] = [0] * (chunk - x)
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
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parents: 740
diff changeset
222 break
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parents: 740
diff changeset
223 if full != None:
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parents: 740
diff changeset
224 l[x] = ch.read(ch.node(i + x))
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
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parents: 740
diff changeset
225 else:
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
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parents: 740
diff changeset
226 l[x] = 1
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parents: 740
diff changeset
227 for x in xrange(chunk-1, -1, -1):
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parents: 740
diff changeset
228 if l[x] != 0:
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
mason@suse.com
parents: 740
diff changeset
229 yield (i + x, full != None and l[x] or None)
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parents: 740
diff changeset
230 if i == 0:
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
mason@suse.com
parents: 740
diff changeset
231 break
1308
2073e5a71008 Cleanup of tabs and trailing spaces.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1278
diff changeset
232
267
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parents:
diff changeset
233 # calculate and return the reachability bitmask for sha
497aa6d276d2 Initial import of hgit and hgk
mpm@selenic.com
parents:
diff changeset
234 def is_reachable(ar, reachable, sha):
334
290574209284 hgit: remove tabs
mpm@selenic.com
parents: 280
diff changeset
235 if len(ar) == 0:
290574209284 hgit: remove tabs
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parents: 280
diff changeset
236 return 1
290574209284 hgit: remove tabs
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parents: 280
diff changeset
237 mask = 0
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parents: 280
diff changeset
238 for i in range(len(ar)):
290574209284 hgit: remove tabs
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parents: 280
diff changeset
239 if sha in reachable[i]:
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parents: 280
diff changeset
240 mask |= 1 << i
267
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
241
334
290574209284 hgit: remove tabs
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parents: 280
diff changeset
242 return mask
267
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
243
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
244 reachable = []
497aa6d276d2 Initial import of hgit and hgk
mpm@selenic.com
parents:
diff changeset
245 stop_sha1 = []
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
246 want_sha1 = []
356
7dec9a46d82a hgit rev-list support
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parents: 350
diff changeset
247 count = 0
267
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
248
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
249 # figure out which commits they are asking for and which ones they
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parents:
diff changeset
250 # want us to stop on
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
251 for i in range(len(args)):
720
095dd8c757e0 Change hgit revision lookup to use repo.lookup
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parents: 719
diff changeset
252 if args[i].startswith('^'):
095dd8c757e0 Change hgit revision lookup to use repo.lookup
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parents: 719
diff changeset
253 s = repo.lookup(args[i][1:])
095dd8c757e0 Change hgit revision lookup to use repo.lookup
mason@suse.com
parents: 719
diff changeset
254 stop_sha1.append(s)
334
290574209284 hgit: remove tabs
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parents: 280
diff changeset
255 want_sha1.append(s)
290574209284 hgit: remove tabs
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parents: 280
diff changeset
256 elif args[i] != 'HEAD':
720
095dd8c757e0 Change hgit revision lookup to use repo.lookup
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parents: 719
diff changeset
257 want_sha1.append(repo.lookup(args[i]))
356
7dec9a46d82a hgit rev-list support
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parents: 350
diff changeset
258
267
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
259 # calculate the graph for the supplied commits
497aa6d276d2 Initial import of hgit and hgk
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parents:
diff changeset
260 for i in range(len(want_sha1)):
334
290574209284 hgit: remove tabs
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parents: 280
diff changeset
261 reachable.append({});
720
095dd8c757e0 Change hgit revision lookup to use repo.lookup
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parents: 719
diff changeset
262 n = want_sha1[i];
334
290574209284 hgit: remove tabs
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parents: 280
diff changeset
263 visit = [n];
290574209284 hgit: remove tabs
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parents: 280
diff changeset
264 reachable[i][n] = 1
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parents: 280
diff changeset
265 while visit:
290574209284 hgit: remove tabs
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parents: 280
diff changeset
266 n = visit.pop(0)
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parents: 280
diff changeset
267 if n in stop_sha1:
1243
9d10f89b75a5 Fix hgit revtree bug with stop revision handling
root@coffee.suse.com
parents: 1239
diff changeset
268 continue
334
290574209284 hgit: remove tabs
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parents: 280
diff changeset
269 for p in repo.changelog.parents(n):
290574209284 hgit: remove tabs
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parents: 280
diff changeset
270 if p not in reachable[i]:
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parents: 280
diff changeset
271 reachable[i][p] = 1
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parents: 280
diff changeset
272 visit.append(p)
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parents: 280
diff changeset
273 if p in stop_sha1:
1243
9d10f89b75a5 Fix hgit revtree bug with stop revision handling
root@coffee.suse.com
parents: 1239
diff changeset
274 continue
356
7dec9a46d82a hgit rev-list support
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parents: 350
diff changeset
275
267
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diff changeset
276 # walk the repository looking for commits that are in our
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diff changeset
277 # reachability graph
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parents: 740
diff changeset
278 #for i in range(repo.changelog.count()-1, -1, -1):
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diff changeset
279 for i, changes in chlogwalk():
334
290574209284 hgit: remove tabs
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parents: 280
diff changeset
280 n = repo.changelog.node(i)
290574209284 hgit: remove tabs
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parents: 280
diff changeset
281 mask = is_reachable(want_sha1, reachable, n)
290574209284 hgit: remove tabs
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parents: 280
diff changeset
282 if mask:
1239
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parents: 740
diff changeset
283 parentstr = ""
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parents: 740
diff changeset
284 if parents:
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
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parents: 740
diff changeset
285 pp = repo.changelog.parents(n)
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parents: 740
diff changeset
286 if pp[0] != hg.nullid:
3059
3dab573a4330 hgk: use short changeset hashes
TK Soh <teekaysoh@yahoo.com>
parents: 3012
diff changeset
287 parentstr += " " + hg.short(pp[0])
1239
29f17e083e84 Turn hgit into an extension, and add commands supporting the latest gitk
mason@suse.com
parents: 740
diff changeset
288 if pp[1] != hg.nullid:
3059
3dab573a4330 hgk: use short changeset hashes
TK Soh <teekaysoh@yahoo.com>
parents: 3012
diff changeset
289 parentstr += " " + hg.short(pp[1])
356
7dec9a46d82a hgit rev-list support
mpm@selenic.com
parents: 350
diff changeset
290 if not full:
3059
3dab573a4330 hgk: use short changeset hashes
TK Soh <teekaysoh@yahoo.com>
parents: 3012
diff changeset
291 print hg.short(n) + parentstr
3064
fe5c92529d1c hgk.py: fix warnings from pychecker
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3063
diff changeset
292 elif full == "commit":
3059
3dab573a4330 hgk: use short changeset hashes
TK Soh <teekaysoh@yahoo.com>
parents: 3012
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293 print hg.short(n) + parentstr
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294 catcommit(repo, n, ' ', changes)
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295 else:
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296 (p1, p2) = repo.changelog.parents(n)
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297 (h, h1, h2) = map(hg.short, (n, p1, p2))
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298 (i1, i2) = map(repo.changelog.rev, (p1, p2))
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299
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300 date = changes[2][0]
356
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301 print "%s %s:%s" % (date, h, mask),
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302 mask = is_reachable(want_sha1, reachable, p1)
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303 if i1 != -1 and mask > 0:
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304 print "%s:%s " % (h1, mask),
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305 mask = is_reachable(want_sha1, reachable, p2)
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306 if i2 != -1 and mask > 0:
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307 print "%s:%s " % (h2, mask),
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308 print ""
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309 if maxnr and count >= maxnr:
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310 break
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311 count += 1
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312
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313 # git rev-list tries to order things by date, and has the ability to stop
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314 # at a given commit without walking the whole repo. TODO add the stop
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315 # parameter
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316 def revlist(ui, repo, *revs, **opts):
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317 """print revisions"""
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318 if opts['header']:
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319 full = "commit"
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320 else:
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321 full = None
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322 copy = [x for x in revs]
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323 revtree(copy, repo, full, opts['max_count'], opts['parents'])
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324
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325 def view(ui, repo, *etc):
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326 "start interactive history viewer"
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327 os.chdir(repo.root)
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328 os.system(ui.config("hgk", "path", "hgk") + " " + " ".join(etc))
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329
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330 cmdtable = {
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331 "view": (view, [], 'hg view'),
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332 "debug-diff-tree": (difftree, [('p', 'patch', None, 'generate patch'),
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parents: 740
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333 ('r', 'recursive', None, 'recursive'),
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334 ('P', 'pretty', None, 'pretty'),
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335 ('s', 'stdin', None, 'stdin'),
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336 ('C', 'copy', None, 'detect copies'),
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337 ('S', 'search', "", 'search')],
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3059
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338 "hg git-diff-tree [options] node1 node2 [files...]"),
1278
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parents: 1243
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339 "debug-cat-file": (catfile, [('s', 'stdin', None, 'stdin')],
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340 "hg debug-cat-file [options] type file"),
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341 "debug-merge-base": (base, [], "hg debug-merge-base node node"),
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342 "debug-rev-list": (revlist, [('H', 'header', None, 'header'),
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parents: 740
diff changeset
343 ('t', 'topo-order', None, 'topo-order'),
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diff changeset
344 ('p', 'parents', None, 'parents'),
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345 ('n', 'max-count', 0, 'max-count')],
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346 "hg debug-rev-list [options] revs"),
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347 }