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Annotation of src/usr.bin/tmux/cmd-delete-buffer.c, Revision 1.2

1.2     ! nicm        1: /* $OpenBSD: cmd-delete-buffer.c,v 1.1 2009/06/01 22:58:49 nicm Exp $ */
1.1       nicm        2:
                      3: /*
                      4:  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
                      5:  *
                      6:  * Permission to use, copy, modify, and distribute this software for any
                      7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
                      9:  *
                     10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
                     15:  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
                     16:  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     17:  */
                     18:
                     19: #include <sys/types.h>
                     20:
                     21: #include <stdlib.h>
                     22:
                     23: #include "tmux.h"
                     24:
                     25: /*
                     26:  * Delete a paste buffer.
                     27:  */
                     28:
                     29: int    cmd_delete_buffer_exec(struct cmd *, struct cmd_ctx *);
                     30:
                     31: const struct cmd_entry cmd_delete_buffer_entry = {
                     32:        "delete-buffer", "deleteb",
                     33:        CMD_BUFFER_SESSION_USAGE,
1.2     ! nicm       34:        0, 0,
1.1       nicm       35:        cmd_buffer_init,
                     36:        cmd_buffer_parse,
                     37:        cmd_delete_buffer_exec,
                     38:        cmd_buffer_send,
                     39:        cmd_buffer_recv,
                     40:        cmd_buffer_free,
                     41:        cmd_buffer_print
                     42: };
                     43:
                     44: int
                     45: cmd_delete_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
                     46: {
                     47:        struct cmd_buffer_data  *data = self->data;
                     48:        struct session          *s;
                     49:
                     50:        if ((s = cmd_find_session(ctx, data->target)) == NULL)
                     51:                return (-1);
                     52:
                     53:        if (data->buffer == -1)
                     54:                paste_free_top(&s->buffers);
                     55:        else if (paste_free_index(&s->buffers, data->buffer) != 0) {
                     56:                ctx->error(ctx, "no buffer %d", data->buffer);
                     57:                return (-1);
                     58:        }
                     59:
                     60:        return (0);
                     61: }