para_filter: Fix and improve help text for --list_filters

The old help text still used colons as separators. Mark those filters
which have their own command line parser with a star in the filter
list. Some trivial whitespace fixes also.

diff --git a/filter.c b/filter.c
index 04997cf29e84c01a7382339271754266028187e2..2cd6d09d4580ae89171e4213ab9a4abfd5df9748 100644 (file)
--- a/filter.c
+++ b/filter.c
@@ -95,7 +95,7 @@ static void open_filters(void)
 static int parse_config(int argc, char *argv[])
 {
        static char *cf; /* config file */
-        struct stat statbuf;
+       struct stat statbuf;
        int i;
 
        if (cmdline_parser(argc, argv, &conf))
@@ -105,7 +105,7 @@ static int parse_config(int argc, char *argv[])
                cf = make_message("%s/.paraslash/filter.conf", home);
                free(home);
        }
-        if (!stat(cf, &statbuf)) {
+       if (!stat(cf, &statbuf)) {
                if (cmdline_parser_configfile(cf, &conf, 0, 0, 0))
                        return -E_FILTER_SYNTAX;
        }
@@ -113,8 +113,10 @@ static int parse_config(int argc, char *argv[])
                return 1;
        printf("available filters: ");
        for (i = 0; filters[i].name; i++)
-               printf("%s%s", i? " " : "", filters[i].name);
-       printf("\nTry para_filter -f<filtername>:-h for help on <filtername>\n");
+               printf("%s%s%s", i? " " : "", filters[i].name,
+                       filters[i].parse_config? "*": "");
+       printf("\nFilters marked with \"*\" have further command line options. Try\n"
+               "\tpara_filter -f '<filtername> -h'\nfor more information.\n");
        exit(EXIT_SUCCESS);
 }