Simplify fmtscan messages

The statistics were used to measure how fast the scanner can be. Since
the messages were intended as internal information, it is not necessary
to dump during each code scanning.

Change-Id: I938258a5cb359507d2a36725637ea7c2724f1380

Author: jserv

tools/fmtscan.c

@@ -46,9 +46,6 @@
 /* Analyze all literal strings instead of print statements */
 #define OPT_PARSE_STRINGS (0x00000040)
 
-#define FLOAT_TINY (0.0000001)
-#define FLOAT_CMP(a, b) (fabs(a - b) < FLOAT_TINY)
-
 #define PARSER_OK (0)
 #define PARSER_COMMENT_FOUND (1)
 #define PARSER_EOF (256)
@@ -446,17 +443,6 @@ static void check_words(token_t *token)
     return;
 }
 
-/* Retrieve the current time as a double. */
-static double gettime_to_double(void)
-{
-    struct timeval tv;
-
-    if (UNLIKELY(gettimeofday(&tv, NULL) < 0))
-        return 0.0;
-
-    return (double) tv.tv_sec + ((double) tv.tv_usec / 1000000);
-}
-
 /* Set up a new parser instance. */
 static inline void parser_new(parser_t *restrict p,
                               unsigned char *restrict data,
@@ -1603,7 +1589,6 @@ static void set_is_not_identifier(void)
 int main(int argc, char **argv)
 {
     token_t t, line, str;
-    double t1, t2;
     static char buffer[65536];
 
     token_cat = token_cat_normal;
@@ -1641,7 +1626,6 @@ int main(int argc, char **argv)
     fflush(stdout);
     setvbuf(stdout, buffer, _IOFBF, sizeof(buffer));
 
-    t1 = gettime_to_double();
     if (argc == optind) {
         parse_path(".", &t, &line, &str);
         optind++;
@@ -1651,35 +1635,23 @@ int main(int argc, char **argv)
             optind++;
         }
     }
-    t2 = gettime_to_double();
 
     token_free(&str);
     token_free(&line);
     token_free(&t);
 
     dump_bad_spellings();
 
-    printf("%" PRIu32 " files scanned\n", files);
     printf("%" PRIu32
            " lines scanned (%.3f"
            "M bytes)\n",
            lines, (float) bytes_total / (float) (1024 * 1024));
-    if (words) {
-        size_t nodes = word_node_heap_next - word_node_heap;
-        printf("%" PRIu32 " words and %zd nodes in dictionary heap\n", words,
-               nodes);
-        printf("%" PRIu32 " chars mapped to %zd bytes of heap, ratio=1:%.2f\n",
-               dict_size, nodes * sizeof(word_node_t),
-               (float) nodes * sizeof(word_node_t) / dict_size);
-    }
     printf("%zu printf style statements being processed\n",
            SIZEOF_ARRAY(printfs));
     if (bad_spellings)
         printf("%" PRIu32 " unique bad spellings found (%" PRIu32
                " non-unique)\n",
                bad_spellings, bad_spellings_total);
-    printf("scanned %.2f lines per second\n",
-           FLOAT_CMP(t1, t2) ? 0.0 : (double) lines / (t2 - t1));
 
     fflush(stdout);