Resolves: #1418505 - fold: preserve new-lines in mutlibyte text

coreutils-i18n-fold-newline.patch

@@ -0,0 +1,83 @@
+From ff424639fe863cbd6963add1a79b97290c1606c6 Mon Sep 17 00:00:00 2001
+From: rpm-build <rpm-build>
+Date: Fri, 3 Feb 2017 12:26:53 +0100
+Subject: [PATCH] fold.c: preserve new-lines in mutlibyte text
+
+---
+ src/fold.c | 55 +++++++++++++++++++++++++++----------------------------
+ 1 file changed, 27 insertions(+), 28 deletions(-)
+
+diff --git a/src/fold.c b/src/fold.c
+index d23edd5..8c232a7 100644
+--- a/src/fold.c
++++ b/src/fold.c
+@@ -342,39 +342,38 @@ fold_multibyte_text (FILE *istream, size_t width, int *saved_errno)
+         }
+ 
+ rescan:
+-      if (operating_mode == byte_mode)                        /* byte mode */
++      if (convfail)
++        increment = 1;
++      else if (wc == L'\n')
++        {
++          /* preserve newline */
++          fwrite (line_out, sizeof(char), offset_out, stdout);
++          START_NEW_LINE;
++          continue;
++        }
++      else if (operating_mode == byte_mode)                  /* byte mode */
+         increment = mblength;
+       else if (operating_mode == character_mode)        /* character mode */
+         increment = 1;
+-      else                                                /* column mode */
++      else                                                 /* column mode */
+         {
+-          if (convfail)
+-            increment = 1;
+-          else
++          switch (wc)
+             {
+-              switch (wc)
+-                {
+-                case L'\n':
+-                  fwrite (line_out, sizeof(char), offset_out, stdout);
+-                  START_NEW_LINE;
+-                  continue;
+-                  
+-                case L'\b':
+-                  increment = (column > 0) ? -1 : 0;
+-                  break;
+-
+-                case L'\r':
+-                  increment = -1 * column;
+-                  break;
+-
+-                case L'\t':
+-                  increment = 8 - column % 8;
+-                  break;
+-
+-                default:
+-                  increment = wcwidth (wc);
+-                  increment = (increment < 0) ? 0 : increment;
+-                }
++            case L'\b':
++              increment = (column > 0) ? -1 : 0;
++              break;
++
++            case L'\r':
++              increment = -1 * column;
++              break;
++
++            case L'\t':
++              increment = 8 - column % 8;
++              break;
++
++            default:
++              increment = wcwidth (wc);
++              increment = (increment < 0) ? 0 : increment;
+             }
+         }
+ 
+-- 
+2.7.4
+

coreutils.spec

@@ -1,7 +1,7 @@
 Summary: A set of basic GNU tools commonly used in shell scripts
 Name:    coreutils
 Version: 8.26
-Release: 5%{?dist}
+Release: 6%{?dist}
 License: GPLv3+
 Group:   System Environment/Base
 Url:     http://www.gnu.org/software/coreutils/
@@ -52,6 +52,8 @@ Patch805: coreutils-i18n-fix2-expand-unexpand.patch
 Patch806: coreutils-i18n-un-expand-BOM.patch
 # make 'sort -h' work for arbitrary column even when using UTF-8 locales
 Patch807: coreutils-i18n-sort-human.patch
+# fold: preserve new-lines in mutlibyte text (#1418505)
+Patch808: coreutils-i18n-fold-newline.patch
 
 #getgrouplist() patch from Ulrich Drepper.
 Patch908: coreutils-getgrouplist.patch
@@ -299,6 +301,9 @@ fi
 %license COPYING
 
 %changelog
+* Fri Feb 03 2017 Kamil Dudka <kdudka@redhat.com> - 8.26-6
+- fold: preserve new-lines in mutlibyte text (#1418505)
+
 * Mon Jan 23 2017 Kamil Dudka <kdudka@redhat.com> - 8.26-5
 - date: fix TZ= regression (patch by Pádraig Brady)