--- psiconv/trunk/formats/index_html.sh	2004/04/29 19:40:59	249
+++ psiconv/trunk/formats/index_html.sh	2004/04/29 21:43:28	250
@@ -6,17 +6,16 @@
   targets_file="$1"
   shift
   files="$@"
-  echo -n "" > "$targets_file"
+  printf "" > "$targets_file"
 
   for file in $files; do
     (
       line_nr=1
       while read line; do
         error=0
-        while [ $error -eq 0 ] && echo $line | grep -q '\[' ; do
-          if echo $line | grep -q '\[.*\]'; then
-# The use of ! is not portable.
-            echo -n "$file $line_nr " >> "$targets_file"
+        while [ $error -eq 0 ] && echo $line | grep '\[' >/dev/null ; do
+          if echo $line | grep '\[.*\]' >/dev/null; then
+            printf "%s %s " "$file" "$line_nr" >> "$targets_file"
             echo $line | sed -e 's,^[^\[]*\[,,' -e 's,\].*$,,' \
                  >> "$targets_file"
           else 
@@ -25,11 +24,11 @@
           fi
           line=`echo $line | sed -e 's,^[^]]*\],,'`
         done
-        if [ $error -eq 0 ] && echo $line | grep -q '\]' ; then
+        if [ $error -eq 0 ] && echo $line | grep '\]' >/dev/null ; then
           echo "In \`$file\' line $line_nr: target brackets inbalance" >&2
           error=1
         fi
-        line_nr=$[$line_nr+1]
+	line_nr=`echo "$line_nr + 1" | bc`
       done
     ) < $file
   done