para_play: introduce struct private_alsa_data

[paraslash.git] / filter_chain.c

diff --git a/filter_chain.c b/filter_chain.c
index 6265f19c931dc26b53a76eecfd887164961c928d..4c1f94bcb890526548e1702209625add432232e1 100644 (file)
--- a/filter_chain.c
+++ b/filter_chain.c
@@ -186,32 +186,27 @@ static int parse_filter_args(int filter_num, char *options, void **conf)
 {
        struct filter *f = &filters[filter_num];
        int i, argc = 2;
-       char *dummy_args[] = {"", "", NULL};
        char **argv;
 
 //     PARA_DEBUG_LOG("%s, options: %s, parser: %p\n", f->name,
 //             options? options : "(none)", f->parse_config);
        if (!f->parse_config)
-               return options? -E_BAD_FILTER_OPTIONS : filter_num;
-       if (options) {
-//             PARA_DEBUG_LOG("options: %s\n", options);
-               argc = split_args(options, &argv, ' ');
+               return strlen(options)? -E_BAD_FILTER_OPTIONS : filter_num;
+//     PARA_DEBUG_LOG("options: %s\n", options);
+       argc = split_args(options, &argv, " \t");
 //             PARA_DEBUG_LOG("argc = %d, argv[0]: %s\n", argc, argv[0]);
-               for (i = argc; i >= 0; i--)
-                       argv[i + 1] = argv[i];
-               argc += 2;
-               *conf = f->parse_config(argc, argv);
-       } else {
-               /* is it OK to have no options? */
-               *conf = f->parse_config(2, dummy_args);
-       }
+       for (i = argc - 1; i >= 0; i--)
+               argv[i + 1] = argv[i];
+       argv[0] = para_strdup(f->name);
+       argc += 1;
+       *conf = f->parse_config(argc, argv);
        return *conf? filter_num : -E_BAD_FILTER_OPTIONS;
 }
 
 /**
  * check the filter command line options
  *
- * \param fa the command line options (values separated by colons)
+ * \param fa the command line options
  * \param conf points to the filter configuration upon successful return
  *
  * Check if \a fa starts with a the name of a supported filter, followed by
@@ -245,7 +240,8 @@ int check_filter_arg(char *fa, void **conf)
                        continue;
                if (c && !filters[j].parse_config)
                        return -E_BAD_FILTER_OPTIONS;
-               return parse_filter_args(j, c? fa + len + 1 : NULL, conf);
+               return parse_filter_args(j, c? fa + len + 1 :
+                       fa + strlen(fa), conf);
        }
        return -E_UNSUPPORTED_FILTER;
 }