maint: enable trailing_blank check

* cfg.mk (local-checks-to-skip): Enable sc_trailing_blank.
* AUTHORS: Remove trailing blanks.
* COPYING: Likewise.
* README: Likewise.
* README-alpha: Likewise.
* README-boot: Likewise.
* THANKS: Likewise.
* TODO: Likewise.
* src/dfa.c: Likewise.
* src/mbsupport.h: Likewise.
* tests/backref.sh: Likewise.
* tests/file.sh: Likewise.
* tests/options.sh: Likewise.
* tests/tests: Likewise.
* vms/README: Likewise.
* vms/make.com: Likewise.

16 files changed, 23 insertions, 24 deletions

diff --git a/AUTHORS b/AUTHORS
index 460501c2..7b607d5f 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -1,6 +1,6 @@
   Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2004,
   2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
-  
+
   Copying and distribution of this file, with or without modification,
   are permitted in any medium without royalty provided the copyright
   notice and this notice are preserved.
diff --git a/COPYING b/COPYING
index 44325404..bf0f7d37 100644
--- a/COPYING
+++ b/COPYING
@@ -77,7 +77,7 @@ modification follow.
 
   "Copyright" also means copyright-like laws that apply to other kinds of
 works, such as semiconductor masks.
- 
+
   "The Program" refers to any copyrightable work licensed under this
 License.  Each licensee is addressed as "you".  "Licensees" and
 "recipients" may be individuals or organizations.
@@ -510,7 +510,7 @@ actual knowledge that, but for the patent license, your conveying the
 covered work in a country, or your recipient's use of the covered work
 in a country, would infringe one or more identifiable patents in that
 country that you have reason to believe are valid.
-  
+
   If, pursuant to or in connection with a single transaction or
 arrangement, you convey, or propagate by procuring conveyance of, a
 covered work, and grant a patent license to some of the parties
diff --git a/README b/README
index 4d6f0855..ef3e48a5 100644
--- a/README
+++ b/README
@@ -1,6 +1,6 @@
   Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2004,
   2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
-  
+
   Copying and distribution of this file, with or without modification,
   are permitted in any medium without royalty provided the copyright
   notice and this notice are preserved.
@@ -42,7 +42,7 @@ and have been disabled.
 The combination of -o and -i options is broken and the known failing cases
 are disabled in foad1.sh
 
-The option -i does not work properly in some multibyte locales such as 
+The option -i does not work properly in some multibyte locales such as
 tr_TR.UTF-8 where the upper case and lower case forms of a character are not
 necessarily of the same byte length.
 
diff --git a/README-alpha b/README-alpha
index 8aacb982..671382b5 100644
--- a/README-alpha
+++ b/README-alpha
@@ -1,6 +1,6 @@
   Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2004,
   2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
-  
+
   Copying and distribution of this file, with or without modification,
   are permitted in any medium without royalty provided the copyright
   notice and this notice are preserved.
@@ -31,5 +31,5 @@ email message to <grep-commit-request@gnu.org> with "subscribe" (without
 the quotation marks) in the subject header field (or in the body) of
 the email, or visit <http://lists.gnu.org/mailman/listinfo/grep-commit>.
 
-A web page containing information for GNU grep developers is at 
+A web page containing information for GNU grep developers is at
 <http://www.gnu.org/software/grep/devel.html>.
diff --git a/README-boot b/README-boot
index c5bfd44f..b168281e 100644
--- a/README-boot
+++ b/README-boot
@@ -1,6 +1,6 @@
   Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2004,
   2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
-  
+
   Copying and distribution of this file, with or without modification,
   are permitted in any medium without royalty provided the copyright
   notice and this notice are preserved.
diff --git a/THANKS b/THANKS
index d3010f82..3c891752 100644
--- a/THANKS
+++ b/THANKS
@@ -1,6 +1,6 @@
   Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2004,
   2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
-  
+
   Copying and distribution of this file, with or without modification,
   are permitted in any medium without royalty provided the copyright
   notice and this notice are preserved.
diff --git a/TODO b/TODO
index ce850814..440b1d2e 100644
--- a/TODO
+++ b/TODO
@@ -1,6 +1,6 @@
   Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2004,
   2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
-  
+
   Copying and distribution of this file, with or without modification,
   are permitted in any medium without royalty provided the copyright
   notice and this notice are preserved.
diff --git a/cfg.mk b/cfg.mk
index 32236894..f01d079f 100644
--- a/cfg.mk
+++ b/cfg.mk
@@ -37,7 +37,6 @@ local-checks-to-skip =			\
   sc_prohibit_strcmp			\
   sc_prohibit_xalloc_without_use	\
   sc_space_tab				\
-  sc_trailing_blank			\
   sc_two_space_separator_in_usage	\
   sc_useless_cpp_parens
 
diff --git a/src/dfa.c b/src/dfa.c
index 005c0ff2..6917ceb2 100644
--- a/src/dfa.c
+++ b/src/dfa.c
@@ -552,7 +552,7 @@ parse_bracket_exp_mb ()
 				       work_mbc->nchars + 2);
 		  work_mbc->chars[work_mbc->nchars++] = L'[';
 		  work_mbc->chars[work_mbc->nchars++] = delim;
-		  break; 
+		  break;
 		}
 
 	      if (--lexleft, *lexptr++ != ']')
@@ -2619,7 +2619,7 @@ check_matching_with_multibyte_ops (struct dfa *d, int s, int index)
    of check_matching_with_multibyte_ops() for optimization.
    `mbclen' and `pps' are the output.  `mbclen' is the length of the
    character consumed, and `pps' is the set this function enumerate.  */
-static status_transit_state 
+static status_transit_state
 transit_state_consume_1char (struct dfa *d, int s, unsigned char const **pp,
 			     int *match_lens, int *mbclen, position_set *pps)
 {
diff --git a/src/mbsupport.h b/src/mbsupport.h
index ffa0603e..ced494d1 100644
--- a/src/mbsupport.h
+++ b/src/mbsupport.h
@@ -1,7 +1,7 @@
 /* mbsupport.h --- Localize determination of whether we have multibyte stuff.
 
    Copyright (C) 2004, 2005, 2007, 2009 Free Software Foundation, Inc.
-   
+
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3, or (at your option)
@@ -22,7 +22,7 @@
    This gives us a consistent definition for all uses of MBS_SUPPORT. This
    follows the ``Don't Repeat Yourself'' principle from "The Pragmatic
    Programmer".
-  
+
    The tests should be *all* the ones that are needed for an individual
    application.  */
 
diff --git a/tests/backref.sh b/tests/backref.sh
index c5583f53..e6c51127 100755
--- a/tests/backref.sh
+++ b/tests/backref.sh
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Test for backreferences and other things.
-# 
+#
 # Copyright (C) 2001, 2006, 2009 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
diff --git a/tests/file.sh b/tests/file.sh
index e759d2d6..a0ef067e 100755
--- a/tests/file.sh
+++ b/tests/file.sh
@@ -27,7 +27,7 @@ if test $? -ne 0 ; then
         failures=1
 fi
 
-# match 
+# match
 echo "GNU" | ${GREP} -G -f patfile  > /dev/null 2>&1
 if test $? -ne 0 ; then
         echo "File_pattern: Wrong status code, test \#2 failed"
diff --git a/tests/options.sh b/tests/options.sh
index 3cd4cd00..9e9192d8 100755
--- a/tests/options.sh
+++ b/tests/options.sh
@@ -7,7 +7,7 @@
 # are permitted in any medium without royalty provided the copyright
 # notice and this notice are preserved.
 #
-# grep [ -E| -F][ -c| -l| -q ][-insvx] -e pattern_list 
+# grep [ -E| -F][ -c| -l| -q ][-insvx] -e pattern_list
 #      [-f pattern_file] ... [file. ..]
 # grep [ -E| -F][ -c| -l| -q ][-insvx][-e pattern_list]
 #      -f pattern_file ... [file ...]
@@ -31,7 +31,7 @@ if test $? -ne 0 ; then
         failures=1
 fi
 
-# checking for fixed string 
+# checking for fixed string
 echo "abababccccccd" | ${GREP} -F -e 'c\{3\}' > /dev/null 2>&1
 if test $? -ne 1 ; then
 	echo "Options: Wrong status code, test \#3 failed"
diff --git a/tests/tests b/tests/tests
index c9f13506..0ba2e210 100644
--- a/tests/tests
+++ b/tests/tests
@@ -1,5 +1,5 @@
 # regular expression test set
-# 
+#
 # Copyright (C) 2001, 2006, 2009 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
diff --git a/vms/README b/vms/README
index f49374b3..b43318ca 100644
--- a/vms/README
+++ b/vms/README
@@ -1,6 +1,6 @@
   Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2004,
   2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
-  
+
   Copying and distribution of this file, with or without modification,
   are permitted in any medium without royalty provided the copyright
   notice and this notice are preserved.
diff --git a/vms/make.com b/vms/make.com
index c816966c..e1022487 100644
--- a/vms/make.com
+++ b/vms/make.com
@@ -12,12 +12,12 @@ $     ccopt = "/decc/prefix=all" + ccopt
 $   endif
 $ endif
 $ if f$extract(1,3,f$getsyi("Version")) .lts. "7.0"
-$ then 
+$ then
 $   if f$search("x11vms:xvmsutils.olb").eqs.""
 $   then
 $     type sys$input
-To build grep on OpenVMS versions prior to 7.x you need to install the 
-xvmsutils to get the close-/open-/readdir functions. The library can be 
+To build grep on OpenVMS versions prior to 7.x you need to install the
+xvmsutils to get the close-/open-/readdir functions. The library can be
 found at http://www.decus.de:8080/www/vms/sw/xvmsutils.htmlx
 
 Exiting now