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  • Committer: wang
  • Date: 2006-10-29 13:41:32 UTC
  • mto: (2104.4.1 wang_65714)
  • mto: This revision was merged to the branch mainline in revision 2109.
  • Revision ID: wang@ubuntu-20061029134132-3d7f4216f20c4aef
Replace python's difflib by patiencediff because the worst case 
performance is cubic for difflib and people commiting large data 
files are often hurt by this. The worst case performance of patience is 
quadratic. Fix bug 65714.

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bzrlib/patch.py
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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import errno
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    if status < 0:
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        raise Exception("%s killed by signal %i" (args[0], -status))
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    return stdout, stderr, status
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def patch(patch_contents, filename, output_filename=None, reverse=False):
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    """Apply a patch to a file, to produce another output file.  This is should
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        args.extend(("-o", output_filename))
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    args.append(filename)
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    stdout, stderr, status = write_to_cmd(args, patch_contents)
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    return status
 
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    return status 
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def diff3(out_file, mine_path, older_path, yours_path):