+# $0 [FILE]
+# Display a gopher menu for the given resource
+cat_menu() {
+ i=0
+ cat "$1" | grep "^i\|^$PREFIX" | while read ln; do
+ ln="`echo "$ln" | cut -f1`"
+ if echo "$ln" | grep "^i" >/dev/null 2>&1; then
+ echo "$ln" | sed "s:^.: :g"
+ elif echo "$ln" | grep "^$PREFIX" >/dev/null 2>&1; then
+ i=`expr $i + 1`
+ i=`printf %2.f $i`
+ field="`echo "$ln" | cut -c1`"
+ case "$field" in
+ 0) typ='TXT';;
+ 1) typ='DIR';; # menu, actually
+ 7) typ='(?)';; # query
+ 8) typ='TEL';; # TELnet (not TELephone)
+ h) typ='WEB';; # HTML
+ g) typ='GIF';;
+ I) typ='IMG';;
+ +) typ='SVR';; # redundant server
+ *) typ='!!!';;
+ esac
+ echo "$ln" | sed "s:^.\\(.*\\):$typ $i $SL\\1$EL:g"
+ #else
+ # Bad line
+ fi
+ done
+}
+
+# $0 [FILE] [INDEX] [FIELD]
+# Get a field from the given-by-index link in FILE
+#
+# Fields:
+# 1 = type/name
+# 2 = selector
+# 3 = server
+# 4 = port
+getsel() {
+ cat "$1" | grep "^$PREFIX" | tail -n+"$2" | head -n 1 | cut -f"$3"
+}