com_stats(): Work around bogus gcc warning.

[tfortune.git] / tfortune.c

diff --git a/tfortune.c b/tfortune.c
index 751334dd2b91d2f49f077a3aa0b1383db3a32bae..724b8badcec20ae1e4c4a5399b2c80ec388f7c37 100644 (file)
--- a/tfortune.c
+++ b/tfortune.c
@@ -863,9 +863,8 @@ static int com_stats(void)
        struct linhash_item *itemp;
        unsigned num_epi_files, num_epis, num_unique_tags, num_x = 0;
        long unsigned num_tags = 0;
-       char *xdir, *lh_stats;
+       char *xdir;
        struct regfile_iter *riter;
-       bool verbose = OPT_GIVEN(STATS, VERBOSE);
 
        tagtab = hash_tags(&num_epi_files, &num_epis);
        for (
@@ -876,10 +875,6 @@ static int com_stats(void)
                num_tags += (long unsigned)itemp->object;
        num_unique_tags = linhash_num_items(tagtab);
        linhash_iterator_free(liter);
-       if (verbose)
-               lh_stats = linhash_statistics(tagtab);
-       linhash_free(tagtab);
-
        xdir = get_xdir();
        for (
                regfile_iter_new(xdir, &riter);
@@ -895,15 +890,17 @@ static int com_stats(void)
        printf("number of tags..................... %5lu\n", num_tags);
        printf("number of unique tags.............. %5u\n", num_unique_tags);
        printf("average number of epigrams per file %8.02f\n",
-               (float)num_epis / num_epi_files);
-       printf("average number of tags per epigram. %8.02f\n",
-               (float)num_tags / num_epis);
-       printf("average number of tag recurrence... %8.02f\n",
-               (float)num_tags / num_unique_tags);
-       if (verbose) {
+               num_epi_files > 0?  (float)num_epis / num_epi_files : 0);
+       printf("average number of tags per epigram. %8.02f\n", num_epis > 0?
+               (float)num_tags / num_epis : 0);
+       printf("average number of tag recurrence... %8.02f\n", num_unique_tags > 0?
+               (float)num_tags / num_unique_tags : 0);
+       if (OPT_GIVEN(STATS, VERBOSE)) {
+               char *lh_stats = linhash_statistics(tagtab);
                printf("\nlinear hashing statistics:\n%s\n", lh_stats);
                free(lh_stats);
        }
+       linhash_free(tagtab);
        return 1;
 }
 EXPORT_CMD_HANDLER(stats);