Merge branch 'feature/IFS'

diff --combined vcsh
index b0bf758749585cc104aa8239e52b1c80a81674b0,8532a29b813538efda620604c39f663ac578ee78..029a2b26fa078220f2039030485d121de0e2a3fc
--- 1/vcsh
--- 2/vcsh
+++ b/vcsh
@@@ -364,6 -364,8 +364,8 @@@ write_gitignore() 
  
        use
        cd "$VCSH_BASE" || fatal "could not enter '$VCSH_BASE'" 11
+       OLDIFS="$IFS"
+       IFS=$(printf '\n\t')
        gitignores=$(for file in $(git ls-files); do
                while true; do
                        echo $file; new="${file%/*}"
@@@ -384,6 -386,7 +386,7 @@@
                        { echo "$gitignore/*" | sed 's@^@!/@' >> "$tempfile" || fatal "could not write to '$tempfile'" 57; }
                fi
        done
+       IFS="$OLDIFS"
        if diff -N "$tempfile" "$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME" > /dev/null; then
                rm -f "$tempfile" || error "could not delete '$tempfile'"
                exit
@@@ -397,7 -400,7 +400,7 @@@
                fatal "could not move '$tempfile' to '$VCSH_BASE/.gitignore.d/$VCSH_REPO_NAME'" 53
  }
  
 -debug `git version`
 +debug $(git version)
  
  if [ ! "x$VCSH_GITIGNORE" = 'xexact' ] && [ ! "x$VCSH_GITIGNORE" = 'xnone' ] && [ ! "x$VCSH_GITIGNORE" = 'xrecursive' ]; then
        fatal "'\$VCSH_GITIGNORE' must equal 'exact', 'none', or 'recursive'" 1