From: Paul Eggert
      Subject: Re: patch2.5.9 fails on some dos generated patches
         Date: Thu, 05 May 2005 17:46:30 -0700
   User-agent: Gnus/5.1006 (Gnus v5.10.6) Emacs/21.4 (gnu/linux)

This should fix your problem:

2003-07-02  Paul Eggert  <address@hidden>

        * pch.c (intuit_diff_type): If a unified-diff header line contains
        trailing CR, strip CR from each body line.  This corrects a bug
        introduced in the 2003-05-18 patch.  Bug reported by Andreas
        Gruenbacher.

--- pch.c
+++ pch.c
@@ -366,10 +366,16 @@
 	if (!stars_last_line && strnEQ(s, "*** ", 4))
 	    name[OLD] = fetchname (s+4, strippath, &p_timestamp[OLD]);
 	else if (strnEQ(s, "+++ ", 4))
+	  {
 	    /* Swap with NEW below.  */
 	    name[OLD] = fetchname (s+4, strippath, &p_timestamp[OLD]);
+	    p_strip_trailing_cr = strip_trailing_cr;
+	  }
 	else if (strnEQ(s, "Index:", 6))
+	  {
 	    name[INDEX] = fetchname (s+6, strippath, (time_t *) 0);
+	    p_strip_trailing_cr = strip_trailing_cr;
+	  }
 	else if (strnEQ(s, "Prereq:", 7)) {
 	    for (t = s + 7;  ISSPACE ((unsigned char) *t);  t++)
 	      continue;
@@ -409,6 +415,7 @@
 		    p_timestamp[NEW] = timestamp;
 		    p_rfc934_nesting = (t - s) >> 1;
 		  }
+		p_strip_trailing_cr = strip_trailing_cr;
 	      }
 	  }
 	if ((diff_type == NO_DIFF || diff_type == ED_DIFF) &&