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maintain and is only going to get worse as more are used. So instead, add a new uint64_t member to cmd_entry which is a bitmask of upper and lowercase options accepted by the command. This means new single character options can be used without the need to add it explicitly to the list.
158 lines
3.7 KiB
C
158 lines
3.7 KiB
C
/* $Id: cmd-bind-key.c,v 1.22 2009-07-14 06:43:32 nicm Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include "tmux.h"
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/*
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* Bind a key to a command, this recurses through cmd_*.
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*/
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int cmd_bind_key_parse(struct cmd *, int, char **, char **);
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int cmd_bind_key_exec(struct cmd *, struct cmd_ctx *);
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void cmd_bind_key_send(struct cmd *, struct buffer *);
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void cmd_bind_key_recv(struct cmd *, struct buffer *);
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void cmd_bind_key_free(struct cmd *);
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size_t cmd_bind_key_print(struct cmd *, char *, size_t);
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struct cmd_bind_key_data {
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int key;
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int can_repeat;
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struct cmd_list *cmdlist;
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};
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const struct cmd_entry cmd_bind_key_entry = {
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"bind-key", "bind",
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"[-r] key command [arguments]",
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0, 0,
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NULL,
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cmd_bind_key_parse,
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cmd_bind_key_exec,
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cmd_bind_key_send,
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cmd_bind_key_recv,
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cmd_bind_key_free,
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cmd_bind_key_print
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};
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int
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cmd_bind_key_parse(struct cmd *self, int argc, char **argv, char **cause)
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{
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struct cmd_bind_key_data *data;
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int opt;
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self->data = data = xmalloc(sizeof *data);
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data->can_repeat = 0;
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data->cmdlist = NULL;
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while ((opt = getopt(argc, argv, "r")) != -1) {
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switch (opt) {
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case 'r':
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data->can_repeat = 1;
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break;
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default:
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goto usage;
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}
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}
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argc -= optind;
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argv += optind;
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if (argc < 1)
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goto usage;
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if ((data->key = key_string_lookup_string(argv[0])) == KEYC_NONE) {
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xasprintf(cause, "unknown key: %s", argv[0]);
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goto error;
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}
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argc--;
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argv++;
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if ((data->cmdlist = cmd_list_parse(argc, argv, cause)) == NULL)
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goto error;
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return (0);
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usage:
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xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage);
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error:
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self->entry->free(self);
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return (-1);
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}
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int
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cmd_bind_key_exec(struct cmd *self, unused struct cmd_ctx *ctx)
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{
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struct cmd_bind_key_data *data = self->data;
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if (data == NULL)
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return (0);
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key_bindings_add(data->key, data->can_repeat, data->cmdlist);
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data->cmdlist = NULL; /* avoid free */
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return (0);
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}
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void
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cmd_bind_key_send(struct cmd *self, struct buffer *b)
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{
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struct cmd_bind_key_data *data = self->data;
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buffer_write(b, data, sizeof *data);
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cmd_list_send(data->cmdlist, b);
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}
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void
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cmd_bind_key_recv(struct cmd *self, struct buffer *b)
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{
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struct cmd_bind_key_data *data;
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self->data = data = xmalloc(sizeof *data);
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buffer_read(b, data, sizeof *data);
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data->cmdlist = cmd_list_recv(b);
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}
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void
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cmd_bind_key_free(struct cmd *self)
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{
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struct cmd_bind_key_data *data = self->data;
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if (data->cmdlist != NULL)
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cmd_list_free(data->cmdlist);
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xfree(data);
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}
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size_t
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cmd_bind_key_print(struct cmd *self, char *buf, size_t len)
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{
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struct cmd_bind_key_data *data = self->data;
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size_t off = 0;
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const char *skey;
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off += xsnprintf(buf, len, "%s", self->entry->name);
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if (data == NULL)
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return (off);
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if (off < len) {
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skey = key_string_lookup_key(data->key);
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off += xsnprintf(buf + off, len - off, " %s ", skey);
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}
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if (off < len)
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off += cmd_list_print(data->cmdlist, buf + off, len - off);
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return (off);
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}
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