Annotation of src/usr.bin/tmux/cmd-list-buffers.c, Revision 1.8
1.8 ! nicm 1: /* $OpenBSD: cmd-list-buffers.c,v 1.7 2009/11/26 22:28:24 nicm Exp $ */
1.1 nicm 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 <string.h>
1.4 nicm 22: #include <vis.h>
1.1 nicm 23:
24: #include "tmux.h"
25:
26: /*
27: * List paste buffers.
28: */
29:
30: int cmd_list_buffers_exec(struct cmd *, struct cmd_ctx *);
31:
32: const struct cmd_entry cmd_list_buffers_entry = {
33: "list-buffers", "lsb",
34: CMD_TARGET_SESSION_USAGE,
1.6 nicm 35: 0, "",
1.1 nicm 36: cmd_target_init,
37: cmd_target_parse,
38: cmd_list_buffers_exec,
39: cmd_target_free,
40: cmd_target_print
41: };
42:
43: int
44: cmd_list_buffers_exec(struct cmd *self, struct cmd_ctx *ctx)
45: {
46: struct cmd_target_data *data = self->data;
47: struct session *s;
48: struct paste_buffer *pb;
49: u_int idx;
1.4 nicm 50: char tmp[51 * 4 + 1];
51: size_t size, len;
1.1 nicm 52:
53: if ((s = cmd_find_session(ctx, data->target)) == NULL)
54: return (-1);
55:
56: idx = 0;
57: while ((pb = paste_walk_stack(&s->buffers, &idx)) != NULL) {
1.5 nicm 58: size = pb->size;
1.4 nicm 59:
60: /* Translate the first 50 characters. */
61: len = size;
62: if (len > 50)
63: len = 50;
64: strvisx(tmp, pb->data, len, VIS_OCTAL|VIS_TAB|VIS_NL);
65:
66: /*
1.7 nicm 67: * If the first 50 characters were encoded as a longer string,
1.4 nicm 68: * or there is definitely more data, add "...".
69: */
70: if (size > 50 || strlen(tmp) > 50) {
71: tmp[50 - 3] = '\0';
72: strlcat(tmp, "...", sizeof tmp);
73: }
1.8 ! nicm 74:
1.4 nicm 75: ctx->print(ctx, "%u: %zu bytes: \"%s\"", idx - 1, size, tmp);
1.1 nicm 76: }
77:
78: return (0);
79: }