tmux/cmd-list-buffers.c

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/* $OpenBSD$ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* 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 <sys/types.h>
#include <string.h>
#include "tmux.h"
/*
* List paste buffers.
*/
int cmd_list_buffers_exec(struct cmd *, struct cmd_ctx *);
const struct cmd_entry cmd_list_buffers_entry = {
"list-buffers", "lsb",
CMD_TARGET_SESSION_USAGE,
0,
cmd_target_init,
cmd_target_parse,
cmd_list_buffers_exec,
cmd_target_send,
cmd_target_recv,
cmd_target_free,
cmd_target_print
};
int
cmd_list_buffers_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_target_data *data = self->data;
struct session *s;
struct paste_buffer *pb;
u_int idx;
char *tmp;
size_t size, in, out;
if ((s = cmd_find_session(ctx, data->target)) == NULL)
return (-1);
if (s->sx > 35) { /* leave three for ... */
size = s->sx - 32;
tmp = xmalloc(size + 1);
} else {
size = 0;
tmp = NULL;
}
idx = 0;
while ((pb = paste_walk_stack(&s->buffers, &idx)) != NULL) {
if (tmp != NULL) {
in = out = 0;
while (out < size && pb->data[in] != '\0') {
if (pb->data[in] > 31 && pb->data[in] != 127)
tmp[out++] = pb->data[in];
in++;
}
tmp[out] = '\0';
if (out == size) {
tmp[out - 1] = '.';
tmp[out - 2] = '.';
tmp[out - 3] = '.';
}
ctx->print(ctx, "%d: %zu bytes: \"%s\"",
idx - 1, strlen(pb->data), tmp);
} else
ctx->print(ctx, "%d: %zu bytes", idx, strlen(pb->data));
}
if (tmp != NULL)
xfree(tmp);
return (0);
}