From 35876eaab991efc7759802f184cdd54663ea8a94 Mon Sep 17 00:00:00 2001 From: Nicholas Marriott Date: Mon, 1 Jun 2009 22:58:49 +0000 Subject: Import tmux, a terminal multiplexor allowing (among other things) a single terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti --- cmd-bind-key.c | 157 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 157 insertions(+) create mode 100644 cmd-bind-key.c (limited to 'cmd-bind-key.c') diff --git a/cmd-bind-key.c b/cmd-bind-key.c new file mode 100644 index 00000000..f0988899 --- /dev/null +++ b/cmd-bind-key.c @@ -0,0 +1,157 @@ +/* $OpenBSD$ */ + +/* + * Copyright (c) 2007 Nicholas Marriott + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING + * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include + +#include "tmux.h" + +/* + * Bind a key to a command, this recurses through cmd_*. + */ + +int cmd_bind_key_parse(struct cmd *, int, char **, char **); +int cmd_bind_key_exec(struct cmd *, struct cmd_ctx *); +void cmd_bind_key_send(struct cmd *, struct buffer *); +void cmd_bind_key_recv(struct cmd *, struct buffer *); +void cmd_bind_key_free(struct cmd *); +size_t cmd_bind_key_print(struct cmd *, char *, size_t); + +struct cmd_bind_key_data { + int key; + int can_repeat; + struct cmd_list *cmdlist; +}; + +const struct cmd_entry cmd_bind_key_entry = { + "bind-key", "bind", + "[-r] key command [arguments]", + 0, + NULL, + cmd_bind_key_parse, + cmd_bind_key_exec, + cmd_bind_key_send, + cmd_bind_key_recv, + cmd_bind_key_free, + cmd_bind_key_print +}; + +int +cmd_bind_key_parse(struct cmd *self, int argc, char **argv, char **cause) +{ + struct cmd_bind_key_data *data; + int opt; + + self->data = data = xmalloc(sizeof *data); + data->can_repeat = 0; + data->cmdlist = NULL; + + while ((opt = getopt(argc, argv, "r")) != -1) { + switch (opt) { + case 'r': + data->can_repeat = 1; + break; + default: + goto usage; + } + } + argc -= optind; + argv += optind; + if (argc < 1) + goto usage; + + if ((data->key = key_string_lookup_string(argv[0])) == KEYC_NONE) { + xasprintf(cause, "unknown key: %s", argv[0]); + goto error; + } + + argc--; + argv++; + if ((data->cmdlist = cmd_list_parse(argc, argv, cause)) == NULL) + goto error; + + return (0); + +usage: + xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage); + +error: + self->entry->free(self); + return (-1); +} + +int +cmd_bind_key_exec(struct cmd *self, unused struct cmd_ctx *ctx) +{ + struct cmd_bind_key_data *data = self->data; + + if (data == NULL) + return (0); + + key_bindings_add(data->key, data->can_repeat, data->cmdlist); + data->cmdlist = NULL; /* avoid free */ + + return (0); +} + +void +cmd_bind_key_send(struct cmd *self, struct buffer *b) +{ + struct cmd_bind_key_data *data = self->data; + + buffer_write(b, data, sizeof *data); + cmd_list_send(data->cmdlist, b); +} + +void +cmd_bind_key_recv(struct cmd *self, struct buffer *b) +{ + struct cmd_bind_key_data *data; + + self->data = data = xmalloc(sizeof *data); + buffer_read(b, data, sizeof *data); + data->cmdlist = cmd_list_recv(b); +} + +void +cmd_bind_key_free(struct cmd *self) +{ + struct cmd_bind_key_data *data = self->data; + + if (data->cmdlist != NULL) + cmd_list_free(data->cmdlist); + xfree(data); +} + +size_t +cmd_bind_key_print(struct cmd *self, char *buf, size_t len) +{ + struct cmd_bind_key_data *data = self->data; + size_t off = 0; + const char *skey; + + off += xsnprintf(buf, len, "%s", self->entry->name); + if (data == NULL) + return (off); + if (off < len) { + skey = key_string_lookup_key(data->key); + off += xsnprintf(buf + off, len - off, " %s ", skey); + } + if (off < len) + off += cmd_list_print(data->cmdlist, buf + off, len - off); + return (off); +} -- cgit