mirror of
https://github.com/tmate-io/tmate.git
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100 lines
2.6 KiB
C
100 lines
2.6 KiB
C
/* $OpenBSD$ */
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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 <string.h>
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#include "tmux.h"
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/*
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* Paste paste buffer if present.
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*/
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int cmd_paste_buffer_exec(struct cmd *, struct cmd_ctx *);
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void cmd_paste_buffer_lf2cr(struct window_pane *, const char *, size_t);
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const struct cmd_entry cmd_paste_buffer_entry = {
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"paste-buffer", "pasteb",
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"[-dr] " CMD_BUFFER_PANE_USAGE,
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0, "dr",
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cmd_buffer_init,
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cmd_buffer_parse,
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cmd_paste_buffer_exec,
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cmd_buffer_free,
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cmd_buffer_print
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};
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int
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cmd_paste_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
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{
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struct cmd_buffer_data *data = self->data;
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struct winlink *wl;
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struct window_pane *wp;
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struct session *s;
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struct paste_buffer *pb;
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if ((wl = cmd_find_pane(ctx, data->target, &s, &wp)) == NULL)
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return (-1);
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if (data->buffer == -1)
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pb = paste_get_top(&s->buffers);
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else {
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if ((pb = paste_get_index(&s->buffers, data->buffer)) == NULL) {
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ctx->error(ctx, "no buffer %d", data->buffer);
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return (-1);
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}
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}
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if (pb != NULL) {
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/* -r means raw data without LF->CR conversion. */
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if (cmd_check_flag(data->chflags, 'r'))
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bufferevent_write(wp->event, pb->data, pb->size);
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else
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cmd_paste_buffer_lf2cr(wp, pb->data, pb->size);
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}
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/* Delete the buffer if -d. */
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if (cmd_check_flag(data->chflags, 'd')) {
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if (data->buffer == -1)
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paste_free_top(&s->buffers);
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else
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paste_free_index(&s->buffers, data->buffer);
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}
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return (0);
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}
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/* Add bytes to a buffer but change every '\n' to '\r'. */
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void
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cmd_paste_buffer_lf2cr(struct window_pane *wp, const char *data, size_t size)
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{
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const char *end = data + size;
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const char *lf;
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while ((lf = memchr(data, '\n', end - data)) != NULL) {
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if (lf != data)
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bufferevent_write(wp->event, data, lf - data);
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bufferevent_write(wp->event, "\r", 1);
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data = lf + 1;
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}
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if (end != data)
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bufferevent_write(wp->event, data, end - data);
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}
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