commit - 3b0f3d6191103b52a0619ed00752f7f5e6fa754c
commit + 81b40973581de1f3c508c35229ff720b91e13143
blob - be68fea20a6bbf1f0e109ccd5ea2042919055f31
blob + 6a2fd6aeacd8b4d93e4cf4b9b9d310fe8dd20f88
--- diff/diff.c
+++ diff/diff.c
@@ -109,7 +109,7 @@ diffreg(char *file1, char *file2, int flags)
 	str1 = mmapfile(file1, &st1);
 	str2 = mmapfile(file2, &st2);
 
-	diff_plain(stdout, &diff_config, &info, str1, st1.st_size, str2, st2.st_size);
+	diff_unidiff(stdout, &diff_config, &info, str1, st1.st_size, str2, st2.st_size, 3);
 
 	munmap(str1, st1.st_size);
 	munmap(str2, st2.st_size);
blob - 48768c491c8dc456f94d9bd13e9a2f27590bbb0d
blob + 10fc21a065ea7662ada86afa15db95344d7e98e4
--- test/expect001.diff
+++ test/expect001.diff
@@ -1,5 +1,6 @@
 --- test001.left.txt
 +++ test001.right.txt
+@@ -1,7 +1,6 @@
 -A
 -B
  C
blob - 5a409a01b7a7269424e11fd6a07a054e997dd3c5
blob + 1ce7fb3bddfe8db6c469d14ef1dbe056aa2eb0c2
--- test/expect002.diff
+++ test/expect002.diff
@@ -1,5 +1,6 @@
 --- test002.left.txt
 +++ test002.right.txt
+@@ -1,10 +1,9 @@
 -A
 -B
  C
blob - ff1c8b5c8d3c587b15fe9d9ec83ba6ceb516436e
blob + 1694445da7905453457ec123378f5899498eee21
--- test/expect003.diff
+++ test/expect003.diff
@@ -1,5 +1,6 @@
 --- test003.left.txt
 +++ test003.right.txt
+@@ -1,5 +1,4 @@
 -a
 +x
  b
blob - 5989a134be2ab91b93f757600becacc8065b8f94
blob + 061a76ad650bc1f108d364e44f759bb48cc99e41
--- test/expect004.diff
+++ test/expect004.diff
@@ -1,5 +1,6 @@
 --- test004.left.txt
 +++ test004.right.txt
+@@ -1,3 +1,10 @@
 +int Chunk_bounds_check(Chunk *chunk, size_t start, size_t n)
 +{
 +    if (chunk == NULL) return 0;
@@ -10,7 +11,7 @@
  void Chunk_copy(Chunk *src, size_t src_start, Chunk *dst, size_t dst_start, size_t n)
  {
      if (!Chunk_bounds_check(src, src_start, n)) return;
-     if (!Chunk_bounds_check(dst, dst_start, n)) return;
+@@ -5,10 +12,3 @@
  
      memcpy(dst->data + dst_start, src->data + src_start, n);
  }
blob - 25e2e0bc35f05d8383e52fad77872be96de5dca0
blob + 9ce014a67eb66dd7abe5bd325c8c492f78283aa1
--- test/expect005.diff
+++ test/expect005.diff
@@ -1,5 +1,6 @@
 --- test005.left.txt
 +++ test005.right.txt
+@@ -1,7 +1,7 @@
 +The Slits
 +Gil Scott Heron
  David Axelrod
blob - ea0a5d1c20b159e7dad0631318ef5690875da3ba
blob + 70233e0337e1afcfbfdd44a5951006cfaef32de1
--- test/expect006.diff
+++ test/expect006.diff
@@ -1,7 +1,6 @@
 --- test006.left.txt
 +++ test006.right.txt
- Below is an example license to be used for new code in OpenBSD,
- modeled after the ISC license.
+@@ -3,7 +3,7 @@
  
  It is important to specify the year of the copyright.  Additional years
  should be separated by a comma, e.g.
@@ -10,7 +9,7 @@
  
  If you add extra text to the body of the license, be careful not to
  add further restrictions.
- 
+@@ -11,7 +11,6 @@
  /*
   * Copyright (c) CCYY YOUR NAME HERE <user@your.dom.ain>
   *
@@ -18,11 +17,7 @@
   * purpose with or without fee is hereby granted, provided that the above
   * copyright notice and this permission notice appear in all copies.
   *
-  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+@@ -23,3 +22,4 @@
   * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   */
blob - 996246e7974d7b25bc76ee14c63114a241be4704
blob + ac93bcd3ccf2615381907e61aa9e07d216224f59
--- test/expect007.diff
+++ test/expect007.diff
@@ -1,4 +1,5 @@
 --- test007.left.txt
 +++ test007.right.txt
+@@ -1,1 +1,1 @@
 -x
 +abcdx
blob - c4f9c82c25819151690ffa3bcd44eea1b6e43159
blob + 12d576d9e937a74fa6092eb46826729a1c0f16fe
--- test/expect008.diff
+++ test/expect008.diff
@@ -1,5 +1,6 @@
 --- test008.left.txt
 +++ test008.right.txt
+@@ -1,1 +1,6 @@
  x
 +a
 +b
blob - 8f75e2ee8130368c1ef12eb5b35b99b786f49ec1
blob + c2dae93ed893b2667cd6146a071f557e96ab9d2e
--- test/expect009.diff
+++ test/expect009.diff
@@ -1,5 +1,6 @@
 --- test009.left.txt
 +++ test009.right.txt
+@@ -1,3 +1,10 @@
  x
  a
  b
blob - 4a0ec1a64add5fccad7d01d0856e38be06629717
blob + 17f8df091e1bb71385f342f2e783b09347df7d75
--- test/verify_all.sh
+++ test/verify_all.sh
@@ -2,7 +2,7 @@
 
 diff_prog="../diff/diff"
 
-diff_type=plain
+diff_type=unidiff
 
 verify_diff_script() {
 	orig_left="$1"