xref: /netbsd-src/external/bsd/tmux/dist/cmd-source-file.c (revision ed75d7a867996c84cfa88e3b8906816277e957f7)
1 /* $OpenBSD$ */
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 <errno.h>
22 #include <glob.h>
23 #include <stdlib.h>
24 #include <string.h>
25 
26 #include "tmux.h"
27 
28 /*
29  * Sources a configuration file.
30  */
31 
32 static enum cmd_retval	cmd_source_file_exec(struct cmd *, struct cmdq_item *);
33 
34 static enum cmd_retval	cmd_source_file_done(struct cmdq_item *, void *);
35 
36 const struct cmd_entry cmd_source_file_entry = {
37 	.name = "source-file",
38 	.alias = "source",
39 
40 	.args = { "nqv", 1, -1 },
41 	.usage = "[-nqv] path ...",
42 
43 	.flags = 0,
44 	.exec = cmd_source_file_exec
45 };
46 
47 static enum cmd_retval
48 cmd_source_file_exec(struct cmd *self, struct cmdq_item *item)
49 {
50 	struct args		*args = self->args;
51 	int			 flags = 0;
52 	struct client		*c = item->client;
53 	struct cmdq_item	*new_item, *after;
54 	enum cmd_retval		 retval;
55 	char			*pattern, *cwd;
56 	const char		*path, *error;
57 	glob_t			 g;
58 	int			 i;
59 	u_int			 j;
60 
61 	if (args_has(args, 'q'))
62 		flags |= CMD_PARSE_QUIET;
63 	if (args_has(args, 'n'))
64 		flags |= CMD_PARSE_PARSEONLY;
65 	if (args_has(args, 'v'))
66 		flags |= CMD_PARSE_VERBOSE;
67 	utf8_stravis(&cwd, server_client_get_cwd(c, NULL), VIS_GLOB);
68 
69 	retval = CMD_RETURN_NORMAL;
70 	for (i = 0; i < args->argc; i++) {
71 		path = args->argv[i];
72 		if (*path == '/')
73 			pattern = xstrdup(path);
74 		else
75 			xasprintf(&pattern, "%s/%s", cwd, path);
76 		log_debug("%s: %s", __func__, pattern);
77 
78 		if (glob(pattern, 0, NULL, &g) != 0) {
79 			error = strerror(errno);
80 			if (errno != ENOENT || (~flags & CMD_PARSE_QUIET)) {
81 				cmdq_error(item, "%s: %s", path, error);
82 				retval = CMD_RETURN_ERROR;
83 			}
84 			free(pattern);
85 			continue;
86 		}
87 		free(pattern);
88 
89 		after = item;
90 		for (j = 0; j < g.gl_pathc; j++) {
91 			path = g.gl_pathv[j];
92 			if (load_cfg(path, c, after, flags, &new_item) < 0)
93 				retval = CMD_RETURN_ERROR;
94 			else if (new_item != NULL)
95 				after = new_item;
96 		}
97 		globfree(&g);
98 	}
99 	if (cfg_finished) {
100 		if (retval == CMD_RETURN_ERROR && c->session == NULL)
101 			c->retval = 1;
102 		new_item = cmdq_get_callback(cmd_source_file_done, NULL);
103 		cmdq_insert_after(item, new_item);
104 	}
105 
106 	free(cwd);
107 	return (retval);
108 }
109 
110 static enum cmd_retval
111 cmd_source_file_done(struct cmdq_item *item, __unused void *data)
112 {
113 	cfg_print_causes(item);
114 	return (CMD_RETURN_NORMAL);
115 }
116