1 | /* $OpenBSD$ */ |
2 | |
3 | /* |
4 | * Copyright (c) 2007 Nicholas Marriott <[email protected]> |
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 | * Add, set, append to or delete a paste buffer. |
28 | */ |
29 | |
30 | static enum cmd_retval cmd_set_buffer_exec(struct cmd *, struct cmdq_item *); |
31 | |
32 | const struct cmd_entry cmd_set_buffer_entry = { |
33 | .name = "set-buffer" , |
34 | .alias = "setb" , |
35 | |
36 | .args = { "ab:n:" , 0, 1 }, |
37 | .usage = "[-a] " CMD_BUFFER_USAGE " [-n new-buffer-name] data" , |
38 | |
39 | .flags = CMD_AFTERHOOK, |
40 | .exec = cmd_set_buffer_exec |
41 | }; |
42 | |
43 | const struct cmd_entry cmd_delete_buffer_entry = { |
44 | .name = "delete-buffer" , |
45 | .alias = "deleteb" , |
46 | |
47 | .args = { "b:" , 0, 0 }, |
48 | .usage = CMD_BUFFER_USAGE, |
49 | |
50 | .flags = CMD_AFTERHOOK, |
51 | .exec = cmd_set_buffer_exec |
52 | }; |
53 | |
54 | static enum cmd_retval |
55 | cmd_set_buffer_exec(struct cmd *self, struct cmdq_item *item) |
56 | { |
57 | struct args *args = self->args; |
58 | struct paste_buffer *pb; |
59 | char *bufdata, *cause; |
60 | const char *bufname, *olddata; |
61 | size_t bufsize, newsize; |
62 | |
63 | bufname = args_get(args, 'b'); |
64 | if (bufname == NULL) |
65 | pb = NULL; |
66 | else |
67 | pb = paste_get_name(bufname); |
68 | |
69 | if (self->entry == &cmd_delete_buffer_entry) { |
70 | if (pb == NULL) |
71 | pb = paste_get_top(&bufname); |
72 | if (pb == NULL) { |
73 | cmdq_error(item, "no buffer" ); |
74 | return (CMD_RETURN_ERROR); |
75 | } |
76 | paste_free(pb); |
77 | return (CMD_RETURN_NORMAL); |
78 | } |
79 | |
80 | if (args_has(args, 'n')) { |
81 | if (pb == NULL) |
82 | pb = paste_get_top(&bufname); |
83 | if (pb == NULL) { |
84 | cmdq_error(item, "no buffer" ); |
85 | return (CMD_RETURN_ERROR); |
86 | } |
87 | if (paste_rename(bufname, args_get(args, 'n'), &cause) != 0) { |
88 | cmdq_error(item, "%s" , cause); |
89 | free(cause); |
90 | return (CMD_RETURN_ERROR); |
91 | } |
92 | return (CMD_RETURN_NORMAL); |
93 | } |
94 | |
95 | if (args->argc != 1) { |
96 | cmdq_error(item, "no data specified" ); |
97 | return (CMD_RETURN_ERROR); |
98 | } |
99 | if ((newsize = strlen(args->argv[0])) == 0) |
100 | return (CMD_RETURN_NORMAL); |
101 | |
102 | bufsize = 0; |
103 | bufdata = NULL; |
104 | |
105 | if (args_has(args, 'a') && pb != NULL) { |
106 | olddata = paste_buffer_data(pb, &bufsize); |
107 | bufdata = xmalloc(bufsize); |
108 | memcpy(bufdata, olddata, bufsize); |
109 | } |
110 | |
111 | bufdata = xrealloc(bufdata, bufsize + newsize); |
112 | memcpy(bufdata + bufsize, args->argv[0], newsize); |
113 | bufsize += newsize; |
114 | |
115 | if (paste_set(bufdata, bufsize, bufname, &cause) != 0) { |
116 | cmdq_error(item, "%s" , cause); |
117 | free(bufdata); |
118 | free(cause); |
119 | return (CMD_RETURN_ERROR); |
120 | } |
121 | |
122 | return (CMD_RETURN_NORMAL); |
123 | } |
124 | |