Nicholas Marriott | 93230a6 | 2009-01-19 18:23:40 +0000 | [diff] [blame] | 1 | /* $Id: cmd-show-buffer.c,v 1.4 2009-01-19 18:23:40 nicm Exp $ */ |
Nicholas Marriott | 9798dcd | 2008-06-20 08:36:20 +0000 | [diff] [blame] | 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 | |
Nicholas Marriott | 9798dcd | 2008-06-20 08:36:20 +0000 | [diff] [blame] | 21 | #include <stdlib.h> |
| 22 | |
| 23 | #include "tmux.h" |
| 24 | |
| 25 | /* |
| 26 | * Show a session paste buffer. |
| 27 | */ |
| 28 | |
Nicholas Marriott | 93230a6 | 2009-01-19 18:23:40 +0000 | [diff] [blame] | 29 | int cmd_show_buffer_exec(struct cmd *, struct cmd_ctx *); |
Nicholas Marriott | 9798dcd | 2008-06-20 08:36:20 +0000 | [diff] [blame] | 30 | |
| 31 | const struct cmd_entry cmd_show_buffer_entry = { |
| 32 | "show-buffer", "showb", |
| 33 | CMD_BUFFER_SESSION_USAGE, |
| 34 | 0, |
| 35 | cmd_buffer_init, |
| 36 | cmd_buffer_parse, |
| 37 | cmd_show_buffer_exec, |
| 38 | cmd_buffer_send, |
| 39 | cmd_buffer_recv, |
| 40 | cmd_buffer_free, |
| 41 | cmd_buffer_print |
| 42 | }; |
| 43 | |
Nicholas Marriott | 93230a6 | 2009-01-19 18:23:40 +0000 | [diff] [blame] | 44 | int |
Nicholas Marriott | 9798dcd | 2008-06-20 08:36:20 +0000 | [diff] [blame] | 45 | cmd_show_buffer_exec(struct cmd *self, struct cmd_ctx *ctx) |
| 46 | { |
| 47 | struct cmd_buffer_data *data = self->data; |
| 48 | struct session *s; |
| 49 | struct paste_buffer *pb; |
| 50 | u_int size; |
| 51 | char *buf, *ptr; |
| 52 | size_t len; |
| 53 | |
| 54 | if ((s = cmd_find_session(ctx, data->target)) == NULL) |
Nicholas Marriott | 93230a6 | 2009-01-19 18:23:40 +0000 | [diff] [blame] | 55 | return (-1); |
Nicholas Marriott | 9798dcd | 2008-06-20 08:36:20 +0000 | [diff] [blame] | 56 | |
| 57 | if (data->buffer == -1) { |
Nicholas Marriott | 93230a6 | 2009-01-19 18:23:40 +0000 | [diff] [blame] | 58 | if ((pb = paste_get_top(&s->buffers)) == NULL) { |
Nicholas Marriott | 9798dcd | 2008-06-20 08:36:20 +0000 | [diff] [blame] | 59 | ctx->error(ctx, "no buffers"); |
Nicholas Marriott | 93230a6 | 2009-01-19 18:23:40 +0000 | [diff] [blame] | 60 | return (-1); |
| 61 | } |
| 62 | } else if ((pb = paste_get_index(&s->buffers, data->buffer)) == NULL) { |
| 63 | ctx->error(ctx, "no buffer %d", data->buffer); |
| 64 | return (-1); |
Nicholas Marriott | 9798dcd | 2008-06-20 08:36:20 +0000 | [diff] [blame] | 65 | } |
| 66 | |
| 67 | if (pb != NULL) { |
| 68 | size = s->sx; |
| 69 | |
| 70 | buf = xmalloc(size + 1); |
| 71 | len = 0; |
Nicholas Marriott | 62457bc | 2008-09-26 06:45:28 +0000 | [diff] [blame] | 72 | |
Nicholas Marriott | 9798dcd | 2008-06-20 08:36:20 +0000 | [diff] [blame] | 73 | ptr = pb->data; |
| 74 | do { |
| 75 | buf[len++] = *ptr++; |
| 76 | |
| 77 | if (len == size) { |
| 78 | buf[len] = '\0'; |
| 79 | ctx->print(ctx, buf); |
| 80 | |
| 81 | len = 0; |
| 82 | } |
| 83 | } while (*ptr != '\0'); |
| 84 | buf[len] = '\0'; |
| 85 | ctx->print(ctx, buf); |
| 86 | } |
Nicholas Marriott | 62457bc | 2008-09-26 06:45:28 +0000 | [diff] [blame] | 87 | |
Nicholas Marriott | 93230a6 | 2009-01-19 18:23:40 +0000 | [diff] [blame] | 88 | return (0); |
Nicholas Marriott | 9798dcd | 2008-06-20 08:36:20 +0000 | [diff] [blame] | 89 | } |