aft.c: Silence scan-build warning.

[paraslash.git] / mood.c

diff --git a/mood.c b/mood.c
index 93461ee845c558ec30c0da78bf548939f1247857..b1ee78e4e67faac76be61ee9c09085dfde20972f 100644 (file)
--- a/mood.c
+++ b/mood.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007-2011 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2007-2012 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -107,12 +107,16 @@ __a_const static uint64_t int_sqrt(uint64_t x)
        return res;
 }
 
-/* returns 1 if row matches score item, 0 if not. */
-static int get_item_score(struct mood_item *item, const struct afs_info *afsi,
+/*
+ * Returns true if row matches, false if it does not match. In any case score
+ * and score_arg_sum are set/increased accordingly.
+ */
+static bool get_item_score(struct mood_item *item, const struct afs_info *afsi,
                const struct afh_info *afhi, const char *path, long *score,
                long *score_arg_sum)
 {
-       int ret, match = 1;
+       int ret;
+       bool match = true;
 
        *score_arg_sum += item->random_score? 100 : PARA_ABS(item->score_arg);
        ret = 100;
@@ -120,7 +124,7 @@ static int get_item_score(struct mood_item *item, const struct afs_info *afsi,
                ret = item->method->score_function(path, afsi, afhi,
                        item->parser_data);
                if ((ret < 0 && !item->logical_not) || (ret >= 0 && item->logical_not))
-                       match = 0; /* no match */
+                       match = false;
        }
        if (item->random_score)
                *score = PARA_ABS(ret) * para_random(100);
@@ -134,7 +138,8 @@ static int compute_mood_score(const struct osl_row *aft_row, struct mood *m,
                long *result)
 {
        struct mood_item *item;
-       int ret, match = 0;
+       int ret;
+       bool match;
        long score_arg_sum = 0, score = 0, item_score;
        struct afs_info afsi;
        struct afh_info afhi;
@@ -153,27 +158,29 @@ static int compute_mood_score(const struct osl_row *aft_row, struct mood *m,
                return ret;
        /* reject audio file if it matches any entry in the deny list */
        list_for_each_entry(item, &m->deny_list, mood_item_node) {
-               ret = get_item_score(item, &afsi, &afhi, path, &item_score,
+               match = get_item_score(item, &afsi, &afhi, path, &item_score,
                        &score_arg_sum);
-               if (ret > 0) /* not admissible */
+               if (match) /* not admissible */
                        return 0;
                score += item_score;
        }
+       match = false;
        list_for_each_entry(item, &m->accept_list, mood_item_node) {
                ret = get_item_score(item, &afsi, &afhi, path, &item_score,
                        &score_arg_sum);
                if (ret == 0)
                        continue;
-               match = 1;
+               match = true;
                score += item_score;
        }
        /* reject if there is no matching entry in the accept list */
        if (!match && !list_empty(&m->accept_list))
                return 0;
        list_for_each_entry(item, &m->score_list, mood_item_node) {
-               ret = get_item_score(item, &afsi, &afhi, path, &item_score,
+               match = get_item_score(item, &afsi, &afhi, path, &item_score,
                        &score_arg_sum);
-               score += item_score;
+               if (match)
+                       score += item_score;
        }
        if (score_arg_sum)
                score /= score_arg_sum;
@@ -364,8 +371,10 @@ static int load_mood(const struct osl_row *mood_row, struct mood **m)
        char *mood_name;
        struct osl_object mood_def;
        struct mood_line_parser_data mlpd = {.line_num = 0};
-       int ret = mood_get_name_and_def_by_row(mood_row, &mood_name, &mood_def);
+       int ret;
 
+       *m = NULL;
+       ret = mood_get_name_and_def_by_row(mood_row, &mood_name, &mood_def);
        if (ret < 0)
                return ret;
        if (!*mood_name)
@@ -422,7 +431,7 @@ out:
 void mood_check_callback(int fd, __a_unused const struct osl_object *query)
 {
        struct para_buffer pb = {
-               .max_size = SHMMAX,
+               .max_size = shm_get_shmmax(),
                .private_data = &fd,
                .max_size_handler = pass_buffer_as_shm
        };