1 /* $OpenBSD: cmd-paste-buffer.c,v 1.42 2024/02/13 08:03:50 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 #include <vis.h> 24 25 #include "tmux.h" 26 27 /* 28 * Paste paste buffer if present. 29 */ 30 31 static enum cmd_retval cmd_paste_buffer_exec(struct cmd *, struct cmdq_item *); 32 33 const struct cmd_entry cmd_paste_buffer_entry = { 34 .name = "paste-buffer", 35 .alias = "pasteb", 36 37 .args = { "db:prs:t:", 0, 0, NULL }, 38 .usage = "[-dpr] [-s separator] " CMD_BUFFER_USAGE " " 39 CMD_TARGET_PANE_USAGE, 40 41 .target = { 't', CMD_FIND_PANE, 0 }, 42 43 .flags = CMD_AFTERHOOK, 44 .exec = cmd_paste_buffer_exec 45 }; 46 47 static enum cmd_retval 48 cmd_paste_buffer_exec(struct cmd *self, struct cmdq_item *item) 49 { 50 struct args *args = cmd_get_args(self); 51 struct cmd_find_state *target = cmdq_get_target(item); 52 struct window_pane *wp = target->wp; 53 struct paste_buffer *pb; 54 const char *sepstr, *bufname, *bufdata, *bufend, *line; 55 size_t seplen, bufsize; 56 int bracket = args_has(args, 'p'); 57 58 if (window_pane_exited(wp)) { 59 cmdq_error(item, "target pane has exited"); 60 return (CMD_RETURN_ERROR); 61 } 62 63 bufname = NULL; 64 if (args_has(args, 'b')) 65 bufname = args_get(args, 'b'); 66 67 if (bufname == NULL) 68 pb = paste_get_top(NULL); 69 else { 70 pb = paste_get_name(bufname); 71 if (pb == NULL) { 72 cmdq_error(item, "no buffer %s", bufname); 73 return (CMD_RETURN_ERROR); 74 } 75 } 76 77 if (pb != NULL && ~wp->flags & PANE_INPUTOFF) { 78 sepstr = args_get(args, 's'); 79 if (sepstr == NULL) { 80 if (args_has(args, 'r')) 81 sepstr = "\n"; 82 else 83 sepstr = "\r"; 84 } 85 seplen = strlen(sepstr); 86 87 if (bracket && (wp->screen->mode & MODE_BRACKETPASTE)) 88 bufferevent_write(wp->event, "\033[200~", 6); 89 90 bufdata = paste_buffer_data(pb, &bufsize); 91 bufend = bufdata + bufsize; 92 93 for (;;) { 94 line = memchr(bufdata, '\n', bufend - bufdata); 95 if (line == NULL) 96 break; 97 98 bufferevent_write(wp->event, bufdata, line - bufdata); 99 bufferevent_write(wp->event, sepstr, seplen); 100 101 bufdata = line + 1; 102 } 103 if (bufdata != bufend) 104 bufferevent_write(wp->event, bufdata, bufend - bufdata); 105 106 if (bracket && (wp->screen->mode & MODE_BRACKETPASTE)) 107 bufferevent_write(wp->event, "\033[201~", 6); 108 } 109 110 if (pb != NULL && args_has(args, 'd')) 111 paste_free(pb); 112 113 return (CMD_RETURN_NORMAL); 114 } 115