delete trailing whitespace from control files

[debian/gzip] / zforce.in

diff --git a/zforce.in b/zforce.in
index 58a34891f0d511cfc6446fc65ebaed706fd164cc..023a661ebdb450361ea94de77e43d4e1f2765cf9 100644 (file)
--- a/zforce.in
+++ b/zforce.in
@@ -6,12 +6,12 @@
 # 12345678901234 is renamed to 12345678901.gz
 
 
 # 12345678901234 is renamed to 12345678901.gz
 
 

-# Copyright (C) 2002 Free Software Foundation
+# Copyright (C) 2002, 2007, 2010-2018 Free Software Foundation, Inc.

 # Copyright (C) 1993 Jean-loup Gailly
 
 # 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
 # Copyright (C) 1993 Jean-loup Gailly
 
 # 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 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or

 # (at your option) any later version.
 
 # This program is distributed in the hope that it will be useful,
 # (at your option) any later version.
 
 # This program is distributed in the hope that it will be useful,


@@ -23,37 +23,35 @@
 # with this program; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 # with this program; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 

-PATH="BINDIR:$PATH"; export PATH
-

 version="zforce (gzip) @VERSION@
 version="zforce (gzip) @VERSION@

-Copyright (C) 2006 Free Software Foundation, Inc.
+Copyright (C) 2010-2018 Free Software Foundation, Inc.

 This is free software.  You may redistribute copies of it under the terms of
 This is free software.  You may redistribute copies of it under the terms of

-the GNU General Public License <http://www.gnu.org/licenses/gpl.html>.
+the GNU General Public License <https://www.gnu.org/licenses/gpl.html>.

 There is NO WARRANTY, to the extent permitted by law.
 
 Written by Jean-loup Gailly."
 
 There is NO WARRANTY, to the extent permitted by law.
 
 Written by Jean-loup Gailly."
 

-usage="Usage: zforce [FILE]...
+usage="Usage: $0 [FILE]...

 Force a .gz extension on all compressed FILEs so that gzip will
 not compress them twice.
 
 Report bugs to <bug-gzip@gnu.org>."
 
 if test $# = 0; then
 Force a .gz extension on all compressed FILEs so that gzip will
 not compress them twice.
 
 Report bugs to <bug-gzip@gnu.org>."
 
 if test $# = 0; then

-  echo "$usage"
+  printf >&2 '%s\n' "$0: invalid number of operands; try \`$0 --help' for help"

   exit 1
 fi
 
 res=0
 for i do
   case "$i" in
   exit 1
 fi
 
 res=0
 for i do
   case "$i" in

-  --h*) exec echo "$usage";;
-  --v*) exec echo "$version";;
+  --h*) printf '%s\n' "$usage"   || exit 1; exit;;
+  --v*) printf '%s\n' "$version" || exit 1; exit;;

   *[-.]z | *[-.]gz | *.t[ag]z) continue;;
   esac
 
   if test ! -f "$i" ; then
   *[-.]z | *[-.]gz | *.t[ag]z) continue;;
   esac
 
   if test ! -f "$i" ; then

-    echo zforce: $i not a file
+    printf '%s\n' "zforce: $i not a file"

     res=1
     continue
   fi
     res=1
     continue
   fi


@@ -61,11 +59,7 @@ for i do
   if gzip -lv < "$i" 2>/dev/null | grep '^defl' > /dev/null; then
 
     new="$i.gz"
   if gzip -lv < "$i" 2>/dev/null | grep '^defl' > /dev/null; then
 
     new="$i.gz"

-    if mv "$i" "$new"; then
-      echo $i -- replaced with $new
-    else
-      res=$?
-    fi
+    mv "$i" "$new" && printf '%s\n' "$i -- replaced with $new" || res=1

   fi
 done
 exit $res
   fi
 done
 exit $res