xref: /openbsd-src/usr.bin/tmux/cmd-list-buffers.c (revision 898184e3e61f9129feb5978fad5a8c6865f00b92)
1 /* $OpenBSD: cmd-list-buffers.c,v 1.17 2013/03/24 09:54:10 nicm Exp $ */
2 
3 /*
4  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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 #include <string.h>
23 
24 #include "tmux.h"
25 
26 /*
27  * List paste buffers.
28  */
29 
30 enum cmd_retval	 cmd_list_buffers_exec(struct cmd *, struct cmd_q *);
31 
32 const struct cmd_entry cmd_list_buffers_entry = {
33 	"list-buffers", "lsb",
34 	"F:", 0, 0,
35 	"[-F format]",
36 	0,
37 	NULL,
38 	NULL,
39 	cmd_list_buffers_exec
40 };
41 
42 enum cmd_retval
43 cmd_list_buffers_exec(unused struct cmd *self, struct cmd_q *cmdq)
44 {
45 	struct args		*args = self->args;
46 	struct paste_buffer	*pb;
47 	struct format_tree	*ft;
48 	u_int			 idx;
49 	char			*line;
50 	const char		*template;
51 
52 	if ((template = args_get(args, 'F')) == NULL)
53 		template = LIST_BUFFERS_TEMPLATE;
54 
55 	idx = 0;
56 	while ((pb = paste_walk_stack(&global_buffers, &idx)) != NULL) {
57 		ft = format_create();
58 		format_add(ft, "line", "%u", idx - 1);
59 		format_paste_buffer(ft, pb);
60 
61 		line = format_expand(ft, template);
62 		cmdq_print(cmdq, "%s", line);
63 		free(line);
64 
65 		format_free(ft);
66 	}
67 
68 	return (CMD_RETURN_NORMAL);
69 }
70