1 /* $OpenBSD: cmd-list-buffers.c,v 1.39 2021/08/21 10:22:39 nicm Exp $ */
2
3 /*
4 * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
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 #define LIST_BUFFERS_TEMPLATE \
31 "#{buffer_name}: #{buffer_size} bytes: \"#{buffer_sample}\""
32
33 static enum cmd_retval cmd_list_buffers_exec(struct cmd *, struct cmdq_item *);
34
35 const struct cmd_entry cmd_list_buffers_entry = {
36 .name = "list-buffers",
37 .alias = "lsb",
38
39 .args = { "F:f:", 0, 0, NULL },
40 .usage = "[-F format] [-f filter]",
41
42 .flags = CMD_AFTERHOOK,
43 .exec = cmd_list_buffers_exec
44 };
45
46 static enum cmd_retval
cmd_list_buffers_exec(struct cmd * self,struct cmdq_item * item)47 cmd_list_buffers_exec(struct cmd *self, struct cmdq_item *item)
48 {
49 struct args *args = cmd_get_args(self);
50 struct paste_buffer *pb;
51 struct format_tree *ft;
52 const char *template, *filter;
53 char *line, *expanded;
54 int flag;
55
56 if ((template = args_get(args, 'F')) == NULL)
57 template = LIST_BUFFERS_TEMPLATE;
58 filter = args_get(args, 'f');
59
60 pb = NULL;
61 while ((pb = paste_walk(pb)) != NULL) {
62 ft = format_create(cmdq_get_client(item), item, FORMAT_NONE, 0);
63 format_defaults_paste_buffer(ft, pb);
64
65 if (filter != NULL) {
66 expanded = format_expand(ft, filter);
67 flag = format_true(expanded);
68 free(expanded);
69 } else
70 flag = 1;
71 if (flag) {
72 line = format_expand(ft, template);
73 cmdq_print(item, "%s", line);
74 free(line);
75 }
76
77 format_free(ft);
78 }
79
80 return (CMD_RETURN_NORMAL);
81 }
82