Initial class construction

Git/usr/share/vim/vim81/tools/vimspell.sh

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+#!/bin/sh
+#
+# Spell a file & generate the syntax statements necessary to
+# highlight in vim.  Based on a program from Krishna Gadepalli
+# <krishna@stdavids.picker.com>.
+#
+# I use the following mappings (in .vimrc):
+#
+#	noremap <F8> :so `vimspell.sh %`<CR><CR>
+#	noremap <F7> :syntax clear SpellErrors<CR>
+#
+# Neil Schemenauer <nascheme@ucalgary.ca>
+# March 1999
+# updated 2008 Jul 17 by Bram
+#
+# Safe method for the temp file by Javier Fern<72>ndez-Sanguino_Pe<50>a
+
+INFILE=$1
+tmp="${TMPDIR-/tmp}"
+OUTFILE=`mktemp -t vimspellXXXXXX || tempfile -p vimspell || echo none`
+# If the standard commands failed then create the file
+# since we cannot create a directory (we cannot remove it on exit)
+# create a file in the safest way possible.
+if test "$OUTFILE" = none; then
+        OUTFILE=$tmp/vimspell$$
+	[ -e $OUTFILE ] && { echo "Cannot use temporary file $OUTFILE, it already exists!"; exit 1 ; } 
+        (umask 077; touch $OUTFILE)
+fi
+# Note the copy of vimspell cannot be deleted on exit since it is
+# used by vim, otherwise it should do this:
+# trap "rm -f $OUTFILE" 0 1 2 3 9 11 13 15
+
+
+#
+# local spellings
+#
+LOCAL_DICT=${LOCAL_DICT-$HOME/local/lib/local_dict}
+
+if [ -f $LOCAL_DICT ]
+then
+	SPELL_ARGS="+$LOCAL_DICT"
+fi
+
+spell $SPELL_ARGS $INFILE | sort -u |
+awk '
+      {
+	printf "syntax match SpellErrors \"\\<%s\\>\"\n", $0 ;
+      }
+
+END   {
+	printf "highlight link SpellErrors ErrorMsg\n\n" ;
+      }
+' > $OUTFILE
+echo "!rm $OUTFILE" >> $OUTFILE
+echo $OUTFILE