xref: /openbsd-src/usr.bin/tmux/cmd-paste-buffer.c (revision 48950c12d106c85f315112191a0228d7b83b9510)
1 /* $OpenBSD: cmd-paste-buffer.c,v 1.22 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 #include <vis.h>
24 
25 #include "tmux.h"
26 
27 /*
28  * Paste paste buffer if present.
29  */
30 
31 enum cmd_retval	 cmd_paste_buffer_exec(struct cmd *, struct cmd_q *);
32 
33 void	cmd_paste_buffer_filter(struct window_pane *,
34 	    const char *, size_t, const char *, int);
35 
36 const struct cmd_entry cmd_paste_buffer_entry = {
37 	"paste-buffer", "pasteb",
38 	"db:prs:t:", 0, 0,
39 	"[-dpr] [-s separator] [-b buffer-index] " CMD_TARGET_PANE_USAGE,
40 	0,
41 	NULL,
42 	NULL,
43 	cmd_paste_buffer_exec
44 };
45 
46 enum cmd_retval
47 cmd_paste_buffer_exec(struct cmd *self, struct cmd_q *cmdq)
48 {
49 	struct args		*args = self->args;
50 	struct window_pane	*wp;
51 	struct session		*s;
52 	struct paste_buffer	*pb;
53 	const char		*sepstr;
54 	char			*cause;
55 	int			 buffer;
56 	int			 pflag;
57 
58 	if (cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp) == NULL)
59 		return (CMD_RETURN_ERROR);
60 
61 	if (!args_has(args, 'b'))
62 		buffer = -1;
63 	else {
64 		buffer = args_strtonum(args, 'b', 0, INT_MAX, &cause);
65 		if (cause != NULL) {
66 			cmdq_error(cmdq, "buffer %s", cause);
67 			free(cause);
68 			return (CMD_RETURN_ERROR);
69 		}
70 	}
71 
72 	if (buffer == -1)
73 		pb = paste_get_top(&global_buffers);
74 	else {
75 		pb = paste_get_index(&global_buffers, buffer);
76 		if (pb == NULL) {
77 			cmdq_error(cmdq, "no buffer %d", buffer);
78 			return (CMD_RETURN_ERROR);
79 		}
80 	}
81 
82 	if (pb != NULL) {
83 		sepstr = args_get(args, 's');
84 		if (sepstr == NULL) {
85 			if (args_has(args, 'r'))
86 				sepstr = "\n";
87 			else
88 				sepstr = "\r";
89 		}
90 		pflag = (wp->screen->mode & MODE_BRACKETPASTE);
91 		paste_send_pane(pb, wp, sepstr, args_has(args, 'p') && pflag);
92 	}
93 
94 	/* Delete the buffer if -d. */
95 	if (args_has(args, 'd')) {
96 		if (buffer == -1)
97 			paste_free_top(&global_buffers);
98 		else
99 			paste_free_index(&global_buffers, buffer);
100 	}
101 
102 	return (CMD_RETURN_NORMAL);
103 }
104