Add sponsors to README file
[babeltrace.git] / converter / babeltrace-log.c
index b2935ac9fa488cc3406549df69eebea9cf035c47..19cf3692a795ded50d645b7d5934788aaeb0412f 100644 (file)
@@ -35,7 +35,7 @@
 #include <babeltrace/babeltrace.h>
 #include <babeltrace/ctf/types.h>
 
-#define NSEC_PER_SEC 1000000UL
+#define USEC_PER_SEC 1000000UL
 
 #ifndef UUID_STR_LEN
 #define UUID_STR_LEN   37      /* With \0 */
@@ -59,7 +59,7 @@ static const char metadata_fmt[] =
 "      byte_order = %s;\n"             /* be or le */
 "      packet.header := struct {\n"
 "              uint32_t magic;\n"
-"              uint8_t  trace_uuid[16];\n"
+"              uint8_t  uuid[16];\n"
 "      };\n"
 "};\n"
 "\n"
@@ -111,7 +111,7 @@ void write_packet_header(struct ctf_stream_pos *pos, uuid_t uuid)
        *(uint32_t *) ctf_get_pos_addr(pos) = 0xC1FC1FC1;
        ctf_move_pos(pos, sizeof(uint32_t) * CHAR_BIT);
 
-       /* trace_uuid */
+       /* uuid */
        ctf_dummy_pos(pos, &dummy);
        ctf_align_pos(&dummy, sizeof(uint8_t) * CHAR_BIT);
        ctf_move_pos(&dummy, 16 * CHAR_BIT);
@@ -154,7 +154,7 @@ void write_event_header(struct ctf_stream_pos *pos, char *line,
                        char **tline, size_t len, size_t *tlen,
                        uint64_t *ts)
 {
-       unsigned long sec, nsec;
+       unsigned long sec, usec;
        int ret;
 
        if (!s_timestamp)
@@ -163,13 +163,16 @@ void write_event_header(struct ctf_stream_pos *pos, char *line,
        /* Only need to be executed on first pass (dummy) */
        if (pos->dummy) {
                /* Extract time from input line */
-               ret = sscanf(line, "[%lu.%lu] ", &sec, &nsec);
+               ret = sscanf(line, "[%lu.%lu] ", &sec, &usec);
                if (ret == 2) {
                        *tline = strchr(line, ']');
-                       if ((*tline)[1] == ' ')
+                       assert(*tline);
+                       (*tline)++;
+                       if ((*tline)[0] == ' ') {
                                (*tline)++;
+                       }
                        *tlen = len + line - *tline;
-                       *ts = (uint64_t) sec * NSEC_PER_SEC + (uint64_t) nsec;
+                       *ts = (uint64_t) sec * USEC_PER_SEC + (uint64_t) usec;
                }
        }
        /* timestamp */
@@ -245,10 +248,12 @@ void usage(FILE *fp)
        fprintf(fp, "\n");
        fprintf(fp, "Convert for a text log (read from standard input) to CTF.\n");
        fprintf(fp, "\n");
-       fprintf(fp, "usage : babeltrace-log OUTPUT\n");
+       fprintf(fp, "usage : babeltrace-log [OPTIONS] OUTPUT\n");
        fprintf(fp, "\n");
        fprintf(fp, "  OUTPUT                         Output trace path\n");
        fprintf(fp, "\n");
+       fprintf(fp, "  -t                             With timestamps (format: [sec.usec] string\\n)\n");
+       fprintf(fp, "\n");
 }
 
 static
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