struct bt_ctf_clock *bt_ctf_clock_create(const char *name)
{
int ret;
struct bt_ctf_clock *clock = NULL;
clock = _bt_ctf_clock_create();
if (!clock) {
goto error;
}
ret = bt_ctf_clock_set_name(clock, name);
if (ret) {
goto error;
}
ret = bt_uuid_generate(clock->uuid);
if (ret) {
goto error;
}
clock->uuid_set = 1;
return clock;
error:
BT_PUT(clock);
return clock;
}
struct bt_ctf_clock *bt_ctf_clock_create(const char *name)
{
int ret;
struct bt_ctf_clock *clock = NULL;
clock = _bt_ctf_clock_create();
if (!clock) {
goto error;
}
ret = bt_ctf_clock_set_name(clock, name);
if (ret) {
goto error;
}
ret = bt_uuid_generate(clock->uuid);
if (ret) {
goto error;
}
/*
* For backward compatibility reasons, a fresh clock can have
* a value because it could be added to a trace created by a
* CTF writer. As soon as this clock is added to a non-writer
* trace, then its value/time functions will be disabled.
*/
clock->has_value = 1;
clock->uuid_set = 1;
return clock;
error:
BT_PUT(clock);
return clock;
}
struct bt_ctf_clock *bt_ctf_clock_create(const char *name)
{
int ret;
struct bt_ctf_clock *clock = NULL;
unsigned char cc_uuid[BABELTRACE_UUID_LEN];
BT_ASSERT_PRE_NON_NULL(name, "Name");
clock = g_new0(struct bt_ctf_clock, 1);
if (!clock) {
goto error;
}
bt_ctf_object_init_shared(&clock->base, bt_ctf_clock_destroy);
clock->value = 0;
/* Pre-2.0.0 backward compatibility: default frequency is 1 GHz */
clock->clock_class = (void *) bt_ctf_clock_class_create(name, 1000000000);
if (!clock->clock_class) {
goto error;
}
/* Automatically set clock class's UUID. */
ret = bt_uuid_generate(cc_uuid);
if (ret) {
goto error;
}
ret = bt_ctf_clock_class_set_uuid(clock->clock_class, cc_uuid);
BT_ASSERT(ret == 0);
return clock;
error:
BT_CTF_OBJECT_PUT_REF_AND_RESET(clock);
return clock;
}
int main(int argc, char **argv)
{
int fd, metadata_fd, ret;
DIR *dir;
int dir_fd;
FILE *metadata_fp;
ret = parse_args(argc, argv);
if (ret) {
fprintf(stderr, "Error: invalid argument.\n");
usage(stderr);
goto error;
}
if (s_help) {
usage(stdout);
exit(EXIT_SUCCESS);
}
ret = g_mkdir(s_outputname, S_IRWXU|S_IRWXG);
if (ret) {
perror("g_mkdir");
goto error;
}
dir = opendir(s_outputname);
if (!dir) {
perror("opendir");
goto error_rmdir;
}
dir_fd = bt_dirfd(dir);
if (dir_fd < 0) {
perror("dirfd");
goto error_closedir;
}
fd = openat(dir_fd, "datastream", O_RDWR|O_CREAT,
S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP);
if (fd < 0) {
perror("openat");
goto error_closedirfd;
}
metadata_fd = openat(dir_fd, "metadata", O_RDWR|O_CREAT,
S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP);
if (metadata_fd < 0) {
perror("openat");
goto error_closedatastream;
}
metadata_fp = fdopen(metadata_fd, "w");
if (!metadata_fp) {
perror("fdopen");
goto error_closemetadatafd;
}
bt_uuid_generate(s_uuid);
print_metadata(metadata_fp);
trace_text(stdin, fd);
ret = close(fd);
if (ret)
perror("close");
exit(EXIT_SUCCESS);
/* error handling */
error_closemetadatafd:
ret = close(metadata_fd);
if (ret)
perror("close");
error_closedatastream:
ret = close(fd);
if (ret)
perror("close");
error_closedirfd:
ret = close(dir_fd);
if (ret)
perror("close");
error_closedir:
ret = closedir(dir);
if (ret)
perror("closedir");
error_rmdir:
ret = rmdir(s_outputname);
if (ret)
perror("rmdir");
error:
exit(EXIT_FAILURE);
}
