Display warning names in manual

manual/manual/Makefile

@@ -147,12 +147,13 @@ warnings-help.etex: $(SRC)/utils/warnings.ml $(SRC)/ocamlc
 	 echo "% when a new warning is documented.";\
 	 echo "%";\
 	 $(SET_LD_PATH) $(SRC)/boot/ocamlrun $(SRC)/ocamlc -warn-help \
-	 | sed -e 's/^ *\([0-9A-Z][0-9]*\)\(.*\)/\\item[\1] \2/'\
+	 | sed -e 's/^ *\([0-9][0-9]*\) *\[\([a-z][a-z-]*\)\]\(.*\)/\\item[\1 "\2"] \3/' \
+               -e 's/^ *\([0-9A-Z][0-9]*\) *\([^]].*\)/\\item[\1] \2/'\
 	) >$@
 #	sed --inplace is not portable, emulate
 	for i in 52 57; do\
 	  sed\
-	    s'/\\item\['$$i'\]/\\item\['$$i' (see \\ref{ss:warn'$$i'})\]/'\
+	    s'/\\item\[\('$$i'[^]]*\)\]/\\item\[\1 (see \\ref{ss:warn'$$i'})\]/'\
 	    $@ > $@.tmp;\
 	  mv $@.tmp $@;\
 	done