2002-02-20  Morten Welinder  <terra@diku.dk>

        * src/parser.y (yyerror): Constify.

        * src/xml-io.c (xml_node_set_print_unit): Constify.
        (xml_read_print_repeat_range): Constify.

        * src/summary.c (summary_item_name): Constify.

        * src/print-info.c (predefined_formats, render_ops): Constify.

        * src/expr-name.c (builtins): Constify.

        * src/complex.c (complex_to_string): Constify.

        * src/commands.c (cmd_set_text): Constify.
        (cmd_area_set_text): Constify.

        * src/mstyle.c (mstyle_to_string): Missing g_strdup added for
        sanity check, just in case.
        * src/summary.c (summary_item_as_text): Ditto.
        * src/value.c (value_get_as_string): Ditto.

        * configure.in (CFLAGS): Add -Wwrite-strings, if possible.

        * src/gui-util.c (gnumeric_dialog_raise_if_exists): Constify.