cmd-source-file.c revision 1.27 
1/* $OpenBSD: cmd-source-file.c,v 1.27 2016/10/13 22:48:51 nicm Exp $ */
2
3/*
4 * Copyright (c) 2008 Tiago Cunha <me@tiagocunha.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19#include <sys/types.h>
20
21#include <stdlib.h>
22
23#include "tmux.h"
24
25/*
26 * Sources a configuration file.
27 */
28
29static enum cmd_retval	cmd_source_file_exec(struct cmd *, struct cmd_q *);
30
31static void		cmd_source_file_done(struct cmd_q *);
32
33const struct cmd_entry cmd_source_file_entry = {
34	.name = "source-file",
35	.alias = "source",
36
37	.args = { "q", 1, 1 },
38	.usage = "[-q] path",
39
40	.flags = 0,
41	.exec = cmd_source_file_exec
42};
43
44static enum cmd_retval
45cmd_source_file_exec(struct cmd *self, struct cmd_q *cmdq)
46{
47	struct args	*args = self->args;
48	struct cmd_q	*cmdq1;
49	int		 quiet;
50
51	cmdq1 = cmdq_new(cmdq->client);
52	cmdq1->emptyfn = cmd_source_file_done;
53	cmdq1->data = cmdq;
54
55	quiet = args_has(args, 'q');
56	switch (load_cfg(args->argv[0], cmdq1, quiet)) {
57	case -1:
58		cmdq_free(cmdq1);
59		if (cfg_references == 0) {
60			cfg_print_causes(cmdq);
61			return (CMD_RETURN_ERROR);
62		}
63		return (CMD_RETURN_NORMAL);
64	case 0:
65		cmdq_free(cmdq1);
66		if (cfg_references == 0)
67			cfg_print_causes(cmdq);
68		return (CMD_RETURN_NORMAL);
69	}
70
71	cmdq->references++;
72	cfg_references++;
73
74	cmdq_continue(cmdq1);
75	return (CMD_RETURN_WAIT);
76}
77
78static void
79cmd_source_file_done(struct cmd_q *cmdq1)
80{
81	struct cmd_q	*cmdq = cmdq1->data;
82
83	if (cmdq1->client_exit >= 0)
84		cmdq->client_exit = cmdq1->client_exit;
85
86	cmdq_free(cmdq1);
87
88	cfg_references--;
89
90	if (cmdq_free(cmdq))
91		return;
92
93	if (cfg_references == 0)
94		cfg_print_causes(cmdq);
95	cmdq_continue(cmdq);
96}
97