lttng-view: clean-up: move `--viewer` code to specific file
[lttng-tools.git] / src / common / spawn-viewer.h
1 #ifndef LTTNG_SPAWN_VIEWER_H
2 #define LTTNG_SPAWN_VIEWER_H
3
4 /*
5 * Copyright (C) 2020 Francis Deslauriers <francis.deslauriers@efficios.com>
6 *
7 * SPDX-License-Identifier: GPL-2.0-only
8 *
9 */
10
11 #include <stdbool.h>
12
13 /*
14 * Read the trace by `exec()ing` the provided viewer program if any. If
15 * `opt_viewer` is NULL, try to read the trace with the default trace reader.
16 * On success, this function doesn't return.
17 * Returns -1 if the `opt_viewer` string or the default trace viewer can't be
18 * `exec()`.
19 */
20 int spawn_viewer(const char *trace_path, char *opt_viewer, bool opt_live_mode);
21
22 #endif /* ifndef LTTNG_SPAWN_VIEWER_H */
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