Annotation of src/usr.bin/tmux/cmd-send-keys.c, Revision 1.5
1.5 ! nicm 1: /* $OpenBSD: cmd-send-keys.c,v 1.4 2009/08/18 16:21:04 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2008 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:
23: #include "tmux.h"
24:
25: /*
26: * Send keys to client.
27: */
28:
29: int cmd_send_keys_parse(struct cmd *, int, char **, char **);
30: int cmd_send_keys_exec(struct cmd *, struct cmd_ctx *);
31: void cmd_send_keys_free(struct cmd *);
32: size_t cmd_send_keys_print(struct cmd *, char *, size_t);
33:
34: struct cmd_send_keys_data {
35: char *target;
36: u_int nkeys;
37: int *keys;
38: };
39:
40: const struct cmd_entry cmd_send_keys_entry = {
41: "send-keys", "send",
1.4 nicm 42: "[-t target-pane] key ...",
1.2 nicm 43: 0, 0,
1.1 nicm 44: NULL,
45: cmd_send_keys_parse,
46: cmd_send_keys_exec,
47: cmd_send_keys_free,
48: cmd_send_keys_print
49: };
50:
51: int
52: cmd_send_keys_parse(struct cmd *self, int argc, char **argv, char **cause)
53: {
54: struct cmd_send_keys_data *data;
55: int opt, key;
56: char *s;
57:
58: self->data = data = xmalloc(sizeof *data);
59: data->target = NULL;
60: data->nkeys = 0;
61: data->keys = NULL;
62:
63: while ((opt = getopt(argc, argv, "t:")) != -1) {
64: switch (opt) {
65: case 't':
66: if (data->target == NULL)
67: data->target = xstrdup(optarg);
68: break;
69: default:
70: goto usage;
71: }
72: }
73: argc -= optind;
74: argv += optind;
75: if (argc == 0)
76: goto usage;
77:
78: while (argc-- != 0) {
79: if ((key = key_string_lookup_string(*argv)) != KEYC_NONE) {
80: data->keys = xrealloc(
81: data->keys, data->nkeys + 1, sizeof *data->keys);
82: data->keys[data->nkeys++] = key;
83: } else {
84: for (s = *argv; *s != '\0'; s++) {
85: data->keys = xrealloc(data->keys,
86: data->nkeys + 1, sizeof *data->keys);
87: data->keys[data->nkeys++] = *s;
88: }
89: }
90:
91: argv++;
92: }
93:
94: return (0);
95:
96: usage:
97: xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage);
98:
99: self->entry->free(self);
100: return (-1);
101: }
102:
103: int
104: cmd_send_keys_exec(struct cmd *self, struct cmd_ctx *ctx)
105: {
106: struct cmd_send_keys_data *data = self->data;
1.4 nicm 107: struct window_pane *wp;
1.1 nicm 108: u_int i;
109:
110: if (data == NULL)
111: return (-1);
112:
1.4 nicm 113: if (cmd_find_pane(ctx, data->target, NULL, &wp) == NULL)
1.1 nicm 114: return (-1);
115:
1.4 nicm 116: for (i = 0; i < data->nkeys; i++)
117: window_pane_key(wp, ctx->curclient, data->keys[i]);
1.1 nicm 118:
119: return (0);
120: }
121:
122: void
123: cmd_send_keys_free(struct cmd *self)
124: {
125: struct cmd_send_keys_data *data = self->data;
126:
127: if (data->target != NULL)
128: xfree(data->target);
129: xfree(data);
130: }
131:
132: size_t
133: cmd_send_keys_print(struct cmd *self, char *buf, size_t len)
134: {
135: struct cmd_send_keys_data *data = self->data;
136: size_t off = 0;
137: u_int i;
138:
139: off += xsnprintf(buf, len, "%s", self->entry->name);
140: if (data == NULL)
141: return (off);
142: if (off < len && data->target != NULL)
143: off += cmd_prarg(buf + off, len - off, " -t ", data->target);
144:
145: for (i = 0; i < data->nkeys; i++) {
146: if (off >= len)
147: break;
148: off += xsnprintf(buf + off,
149: len - off, " %s", key_string_lookup_key(data->keys[i]));
150: }
151: return (off);
152: }