#!/bin/sh
#
#
+
+datarootdir=@datarootdir@
AWK=@AWK@
-DIR=@ET_DIR@
+DIR="${DIR-@datadir@/et}"
+ET_DIR="@ET_DIR@"
+
+if test "$1" = "--build-tree" ; then
+ shift;
+ DIR="$ET_DIR"
+fi
+
+if test "x$1" = x ; then
+ echo "Usage: compile_et file"
+ exit 1
+fi
+
+for as_var in \
+ LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
+ LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
+ LC_TELEPHONE LC_TIME
+do
+ if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
+ eval $as_var=C; export $as_var
+ else
+ $as_unset $as_var
+ fi
+done
+
+if test ! -f "$DIR/et_h.awk" || test ! -f "$DIR/et_c.awk" ; then
+ DIR="$ET_DIR"
+# echo "Falling back to $DIR..."
+ if test ! -f "$DIR/et_h.awk" || test ! -f "$DIR/et_c.awk" ; then
+ echo "compile_et: Couldn't find compile_et's template files."
+ exit 1
+ fi
+fi
ROOT=`echo $1 | sed -e s/.et$//`
BASE=`basename $ROOT`
-$AWK -f ${DIR}/et_h.awk outfile=${BASE}.h $ROOT.et
-$AWK -f ${DIR}/et_c.awk outfile=${BASE}.c $ROOT.et
+if test ! -f "$ROOT.et" ; then
+ echo "compile_et: $ROOT.et: File not found"
+ exit 1;
+fi
+
+$AWK -f "${DIR}/et_h.awk" "outfile=${BASE}.h.$$" "outfn=${BASE}.h" "$ROOT.et"
+if test -f ${BASE}.h && cmp -s ${BASE}.h.$$ ${BASE}.h ; then
+ rm -f ${BASE}.h.$$
+else
+ mv -f ${BASE}.h.$$ ${BASE}.h
+ chmod -w ${BASE}.h
+fi
+$AWK -f "${DIR}/et_c.awk" "outfile=${BASE}.c.$$" "outfn=${BASE}.c" "$ROOT.et"
+if test -f ${BASE}.c && cmp -s ${BASE}.c.$$ ${BASE}.c ; then
+ rm -f ${BASE}.c.$$
+else
+ mv -f ${BASE}.c.$$ ${BASE}.c
+ chmod -w ${BASE}.c
+fi