* SOFTWARE.
*/
-#include <babeltrace/ctf-ir/clock-internal.h>
+#include <babeltrace/ctf-writer/clock-internal.h>
#include <babeltrace/ctf-writer/writer-internal.h>
#include <babeltrace/ctf-ir/field-types-internal.h>
#include <babeltrace/ctf-ir/fields-internal.h>
#include <babeltrace/ctf-writer/functor-internal.h>
#include <babeltrace/ctf-ir/stream-class-internal.h>
#include <babeltrace/ctf-ir/stream-internal.h>
+#include <babeltrace/ctf-ir/trace-internal.h>
#include <babeltrace/ref.h>
#include <babeltrace/compiler.h>
#include <stdio.h>
static
void bt_ctf_writer_destroy(struct bt_object *obj);
-static
-int create_stream_file(struct bt_ctf_writer *writer,
- struct bt_ctf_stream *stream);
-
struct bt_ctf_writer *bt_ctf_writer_create(const char *path)
{
struct bt_ctf_writer *writer = NULL;
goto error_destroy;
}
+ writer->trace->is_created_by_writer = 1;
bt_object_set_parent(writer->trace, writer);
bt_put(writer->trace);
/* Create trace directory if necessary and open a metadata file */
struct bt_ctf_stream *bt_ctf_writer_create_stream(struct bt_ctf_writer *writer,
struct bt_ctf_stream_class *stream_class)
{
- int stream_fd;
struct bt_ctf_stream *stream = NULL;
+ int stream_class_count;
+ bool stream_class_found = false;
+ int i;
if (!writer || !stream_class) {
goto error;
}
- stream = bt_ctf_trace_create_stream(writer->trace, stream_class);
- if (!stream) {
+ /* Make sure the stream class is part of the writer's trace */
+ stream_class_count = bt_ctf_trace_get_stream_class_count(writer->trace);
+ if (stream_class_count < 0) {
goto error;
}
- stream_fd = create_stream_file(writer, stream);
- if (stream_fd < 0 || bt_ctf_stream_set_fd(stream, stream_fd)) {
+ for (i = 0; i < stream_class_count; i++) {
+ struct bt_ctf_stream_class *existing_stream_class =
+ bt_ctf_trace_get_stream_class(writer->trace, i);
+
+ if (existing_stream_class == stream_class) {
+ stream_class_found = true;
+ }
+
+ BT_PUT(existing_stream_class);
+
+ if (stream_class_found) {
+ break;
+ }
+ }
+
+ if (!stream_class_found) {
+ int ret = bt_ctf_trace_add_stream_class(writer->trace,
+ stream_class);
+
+ if (ret) {
+ goto error;
+ }
+ }
+
+ stream = bt_ctf_stream_create(stream_class, NULL);
+ if (!stream) {
goto error;
}
- writer->frozen = 1;
return stream;
error:
return ret;
}
+int bt_ctf_writer_add_environment_field_int64(struct bt_ctf_writer *writer,
+ const char *name,
+ int64_t value)
+{
+ int ret = -1;
+
+ if (!writer || !name) {
+ goto end;
+ }
+
+ ret = bt_ctf_trace_set_environment_field_integer(writer->trace, name,
+ value);
+end:
+ return ret;
+}
+
int bt_ctf_writer_add_clock(struct bt_ctf_writer *writer,
struct bt_ctf_clock *clock)
{
goto end;
}
- ret = bt_ctf_trace_add_clock(writer->trace, clock);
+ ret = bt_ctf_trace_add_clock_class(writer->trace, clock->clock_class);
end:
return ret;
}
bt_put(writer);
}
-static
-int create_stream_file(struct bt_ctf_writer *writer,
- struct bt_ctf_stream *stream)
+BT_HIDDEN
+void bt_ctf_writer_freeze(struct bt_ctf_writer *writer)
{
- int fd;
- GString *filename = g_string_new(stream->stream_class->name->str);
-
- if (stream->stream_class->name->len == 0) {
- int64_t ret;
-
- ret = bt_ctf_stream_class_get_id(stream->stream_class);
- if (ret < 0) {
- fd = -1;
- goto error;
- }
-
- g_string_printf(filename, "stream_%" PRId64, ret);
- }
-
- g_string_append_printf(filename, "_%" PRIu32, stream->id);
- fd = openat(writer->trace_dir_fd, filename->str,
- O_RDWR | O_CREAT | O_TRUNC,
- S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP);
-error:
- g_string_free(filename, TRUE);
- return fd;
+ writer->frozen = 1;
}