1 /* $OpenBSD: cmd-list-buffers.c,v 1.38 2020/04/13 10:59:58 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com> 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 #include <string.h> 23 24 #include "tmux.h" 25 26 /* 27 * List paste buffers. 28 */ 29 30 #define LIST_BUFFERS_TEMPLATE \ 31 "#{buffer_name}: #{buffer_size} bytes: \"#{buffer_sample}\"" 32 33 static enum cmd_retval cmd_list_buffers_exec(struct cmd *, struct cmdq_item *); 34 35 const struct cmd_entry cmd_list_buffers_entry = { 36 .name = "list-buffers", 37 .alias = "lsb", 38 39 .args = { "F:f:", 0, 0 }, 40 .usage = "[-F format] [-f filter]", 41 42 .flags = CMD_AFTERHOOK, 43 .exec = cmd_list_buffers_exec 44 }; 45 46 static enum cmd_retval 47 cmd_list_buffers_exec(struct cmd *self, struct cmdq_item *item) 48 { 49 struct args *args = cmd_get_args(self); 50 struct paste_buffer *pb; 51 struct format_tree *ft; 52 const char *template, *filter; 53 char *line, *expanded; 54 int flag; 55 56 if ((template = args_get(args, 'F')) == NULL) 57 template = LIST_BUFFERS_TEMPLATE; 58 filter = args_get(args, 'f'); 59 60 pb = NULL; 61 while ((pb = paste_walk(pb)) != NULL) { 62 ft = format_create(cmdq_get_client(item), item, FORMAT_NONE, 0); 63 format_defaults_paste_buffer(ft, pb); 64 65 if (filter != NULL) { 66 expanded = format_expand(ft, filter); 67 flag = format_true(expanded); 68 free(expanded); 69 } else 70 flag = 1; 71 if (flag) { 72 line = format_expand(ft, template); 73 cmdq_print(item, "%s", line); 74 free(line); 75 } 76 77 format_free(ft); 78 } 79 80 return (CMD_RETURN_NORMAL); 81 } 82