1 /* $OpenBSD: cmd-display-message.c,v 1.28 2015/04/27 16:25:57 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2009 Tiago Cunha <me@tiagocunha.org> 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 <time.h> 23 24 #include "tmux.h" 25 26 /* 27 * Displays a message in the status line. 28 */ 29 30 #define DISPLAY_MESSAGE_TEMPLATE \ 31 "[#{session_name}] #{window_index}:" \ 32 "#{window_name}, current pane #{pane_index} " \ 33 "- (%H:%M %d-%b-%y)" 34 35 enum cmd_retval cmd_display_message_exec(struct cmd *, struct cmd_q *); 36 37 const struct cmd_entry cmd_display_message_entry = { 38 "display-message", "display", 39 "c:pt:F:", 0, 1, 40 "[-p] [-c target-client] [-F format] " CMD_TARGET_PANE_USAGE 41 " [message]", 42 0, 43 cmd_display_message_exec 44 }; 45 46 enum cmd_retval 47 cmd_display_message_exec(struct cmd *self, struct cmd_q *cmdq) 48 { 49 struct args *args = self->args; 50 struct client *c; 51 struct session *s; 52 struct winlink *wl; 53 struct window_pane *wp; 54 const char *template; 55 char *msg; 56 struct format_tree *ft; 57 char out[BUFSIZ]; 58 time_t t; 59 size_t len; 60 61 if (args_has(args, 't')) { 62 wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp); 63 if (wl == NULL) 64 return (CMD_RETURN_ERROR); 65 } else { 66 wl = cmd_find_pane(cmdq, NULL, &s, &wp); 67 if (wl == NULL) 68 return (CMD_RETURN_ERROR); 69 } 70 71 if (args_has(args, 'F') && args->argc != 0) { 72 cmdq_error(cmdq, "only one of -F or argument must be given"); 73 return (CMD_RETURN_ERROR); 74 } 75 76 if (args_has(args, 'c')) { 77 c = cmd_find_client(cmdq, args_get(args, 'c'), 0); 78 if (c == NULL) 79 return (CMD_RETURN_ERROR); 80 } else { 81 c = cmd_find_client(cmdq, NULL, 1); 82 if (c == NULL && !args_has(self->args, 'p')) { 83 cmdq_error(cmdq, "no client available"); 84 return (CMD_RETURN_ERROR); 85 } 86 } 87 88 template = args_get(args, 'F'); 89 if (args->argc != 0) 90 template = args->argv[0]; 91 if (template == NULL) 92 template = DISPLAY_MESSAGE_TEMPLATE; 93 94 ft = format_create(); 95 format_defaults(ft, c, s, wl, wp); 96 97 t = time(NULL); 98 len = strftime(out, sizeof out, template, localtime(&t)); 99 out[len] = '\0'; 100 101 msg = format_expand(ft, out); 102 if (args_has(self->args, 'p')) 103 cmdq_print(cmdq, "%s", msg); 104 else 105 status_message_set(c, "%s", msg); 106 free(msg); 107 format_free(ft); 108 109 return (CMD_RETURN_NORMAL); 110 } 111