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Re: rdiff


From: Paul Edwards
Subject: Re: rdiff
Date: Tue, 27 May 2003 13:26:47 GMT

I have confirmed that these patches both work like a dream.

BFN.  Paul.


"Paul Edwards" <address@hidden> wrote in message news:address@hidden
> "Paul Edwards" <address@hidden> wrote in message news:address@hidden
> > Any ideas on where to fix it for the -r xxx -r yyy variation?
>
> I think this will fix the premature assumption that because the
> version numbers are different, the files must "obviously" be
> different too, in both diff and rdiff.  I'll test it out later...
>
> Diffs against cvs1-11-5
>
> Index: patch.c
> ===================================================================
> RCS file: /cvs/ccvs/src/patch.c,v
> retrieving revision 1.80
> diff -c -r1.80 patch.c
> *** patch.c 28 Dec 2002 17:56:59 -0000 1.80
> --- patch.c 24 May 2003 10:17:51 -0000
> ***************
> *** 463,507 ****
>    goto out2;
>       }
>
> -     if (patch_short)
> -     {
> -  cvs_output ("File ", 0);
> -  cvs_output (finfo->fullname, 0);
> -  if (vers_tag == NULL)
> -  {
> -      cvs_output (" is new; current revision ", 0);
> -      cvs_output (vers_head, 0);
> -      cvs_output ("\n", 1);
> -  }
> -  else if (vers_head == NULL)
> -  {
> -      cvs_output (" is removed; not included in ", 0);
> -      if (rev2 != NULL)
> -      {
> -   cvs_output ("release tag ", 0);
> -   cvs_output (rev2, 0);
> -      }
> -      else if (date2 != NULL)
> -      {
> -   cvs_output ("release date ", 0);
> -   cvs_output (date2, 0);
> -      }
> -      else
> -   cvs_output ("current release", 0);
> -      cvs_output ("\n", 1);
> -  }
> -  else
> -  {
> -      cvs_output (" changed from revision ", 0);
> -      cvs_output (vers_tag, 0);
> -      cvs_output (" to ", 0);
> -      cvs_output (vers_head, 0);
> -      cvs_output ("\n", 1);
> -  }
> -  ret = 0;
> -  goto out2;
> -     }
> -
>       /* Create 3 empty files.  I'm not really sure there is any advantage
>        * to doing so now rather than just waiting until later.
>        *
> --- 463,468 ----
> ***************
> *** 590,595 ****
> --- 551,595 ----
>    case 0:    /* nothing to do */
>        break;
>    case 1:
> +     if (patch_short)
> +     {
> +  cvs_output ("File ", 0);
> +  cvs_output (finfo->fullname, 0);
> +  if (vers_tag == NULL)
> +  {
> +      cvs_output (" is new; current revision ", 0);
> +      cvs_output (vers_head, 0);
> +      cvs_output ("\n", 1);
> +  }
> +  else if (vers_head == NULL)
> +  {
> +      cvs_output (" is removed; not included in ", 0);
> +      if (rev2 != NULL)
> +      {
> +   cvs_output ("release tag ", 0);
> +   cvs_output (rev2, 0);
> +      }
> +      else if (date2 != NULL)
> +      {
> +   cvs_output ("release date ", 0);
> +   cvs_output (date2, 0);
> +      }
> +      else
> +   cvs_output ("current release", 0);
> +      cvs_output ("\n", 1);
> +  }
> +  else
> +  {
> +      cvs_output (" changed from revision ", 0);
> +      cvs_output (vers_tag, 0);
> +      cvs_output (" to ", 0);
> +      cvs_output (vers_head, 0);
> +      cvs_output ("\n", 1);
> +  }
> +  ret = 0;
> +  goto out;
> +     }
> +
>        /*
>         * The two revisions are really different, so read the first two
>         * lines of the diff output file, and munge them to include more
> Index: diff.c
> ===================================================================
> RCS file: /cvs/ccvs/src/diff.c,v
> retrieving revision 1.93
> diff -c -r1.93 diff.c
> *** diff.c 28 Dec 2002 17:56:59 -0000 1.93
> --- diff.c 24 May 2003 10:17:53 -0000
> ***************
> *** 956,963 ****
>    /* now, see if we really need to do the diff */
>    if (strcmp (use_rev1, use_rev2) == 0)
>        return DIFF_SAME;
> !  else
> !      return DIFF_DIFFERENT;
>       }
>
>       if ((diff_rev1 || diff_date1) && use_rev1 == NULL)
> --- 956,963 ----
>    /* now, see if we really need to do the diff */
>    if (strcmp (use_rev1, use_rev2) == 0)
>        return DIFF_SAME;
> !  /*else
> !      return DIFF_DIFFERENT;*/
>       }
>
>       if ((diff_rev1 || diff_date1) && use_rev1 == NULL)
> ***************
> *** 1003,1010 ****
>       {
>    if (strcmp (use_rev1, use_rev2) == 0)
>        return DIFF_SAME;
> !  else
> !      return DIFF_DIFFERENT;
>       }
>
>       if (use_rev1 == NULL
> --- 1003,1010 ----
>       {
>    if (strcmp (use_rev1, use_rev2) == 0)
>        return DIFF_SAME;
> !  /*else
> !      return DIFF_DIFFERENT;*/
>       }
>
>       if (use_rev1 == NULL
>
>




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