mirror of https://github.com/tmux/tmux.git
114 lines
3.0 KiB
C
114 lines
3.0 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2009 Tiago Cunha <me@tiagocunha.org>
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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 <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "tmux.h"
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/*
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* Loads a paste buffer from a file.
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*/
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static enum cmd_retval cmd_load_buffer_exec(struct cmd *, struct cmdq_item *);
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const struct cmd_entry cmd_load_buffer_entry = {
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.name = "load-buffer",
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.alias = "loadb",
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.args = { "b:t:w", 1, 1, NULL },
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.usage = CMD_BUFFER_USAGE " " CMD_TARGET_CLIENT_USAGE " path",
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.flags = CMD_AFTERHOOK|CMD_CLIENT_TFLAG|CMD_CLIENT_CANFAIL,
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.exec = cmd_load_buffer_exec
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};
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struct cmd_load_buffer_data {
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struct client *client;
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struct cmdq_item *item;
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char *name;
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};
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static void
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cmd_load_buffer_done(__unused struct client *c, const char *path, int error,
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int closed, struct evbuffer *buffer, void *data)
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{
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struct cmd_load_buffer_data *cdata = data;
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struct client *tc = cdata->client;
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struct cmdq_item *item = cdata->item;
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void *bdata = EVBUFFER_DATA(buffer);
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size_t bsize = EVBUFFER_LENGTH(buffer);
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void *copy;
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char *cause;
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if (!closed)
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return;
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if (error != 0)
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cmdq_error(item, "%s: %s", path, strerror(error));
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else if (bsize != 0) {
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copy = xmalloc(bsize);
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memcpy(copy, bdata, bsize);
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if (paste_set(copy, bsize, cdata->name, &cause) != 0) {
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cmdq_error(item, "%s", cause);
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free(cause);
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free(copy);
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} else if (tc != NULL &&
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tc->session != NULL &&
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(~tc->flags & CLIENT_DEAD))
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tty_set_selection(&tc->tty, "", copy, bsize);
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if (tc != NULL)
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server_client_unref(tc);
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}
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cmdq_continue(item);
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free(cdata->name);
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free(cdata);
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}
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static enum cmd_retval
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cmd_load_buffer_exec(struct cmd *self, struct cmdq_item *item)
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{
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struct args *args = cmd_get_args(self);
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struct client *tc = cmdq_get_target_client(item);
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struct cmd_load_buffer_data *cdata;
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const char *bufname = args_get(args, 'b');
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char *path;
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cdata = xcalloc(1, sizeof *cdata);
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cdata->item = item;
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if (bufname != NULL)
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cdata->name = xstrdup(bufname);
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if (args_has(args, 'w') && tc != NULL) {
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cdata->client = tc;
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cdata->client->references++;
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}
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path = format_single_from_target(item, args_string(args, 0));
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file_read(cmdq_get_client(item), path, cmd_load_buffer_done, cdata);
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free(path);
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return (CMD_RETURN_WAIT);
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}
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