1 /* $OpenBSD: cmd-display-message.c,v 1.22 2013/03/25 11:42:01 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 enum cmd_retval cmd_display_message_exec(struct cmd *, struct cmd_q *); 31 32 const struct cmd_entry cmd_display_message_entry = { 33 "display-message", "display", 34 "c:pt:F:", 0, 1, 35 "[-p] [-c target-client] [-F format] " CMD_TARGET_PANE_USAGE 36 " [message]", 37 0, 38 NULL, 39 NULL, 40 cmd_display_message_exec 41 }; 42 43 enum cmd_retval 44 cmd_display_message_exec(struct cmd *self, struct cmd_q *cmdq) 45 { 46 struct args *args = self->args; 47 struct client *c; 48 struct session *s; 49 struct winlink *wl; 50 struct window_pane *wp; 51 const char *template; 52 char *msg; 53 struct format_tree *ft; 54 char out[BUFSIZ]; 55 time_t t; 56 size_t len; 57 58 if (args_has(args, 't')) { 59 wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp); 60 if (wl == NULL) 61 return (CMD_RETURN_ERROR); 62 } else { 63 wl = cmd_find_pane(cmdq, NULL, &s, &wp); 64 if (wl == NULL) 65 return (CMD_RETURN_ERROR); 66 } 67 68 if (args_has(args, 'F') && args->argc != 0) { 69 cmdq_error(cmdq, "only one of -F or argument must be given"); 70 return (CMD_RETURN_ERROR); 71 } 72 73 if (args_has(args, 'c')) { 74 c = cmd_find_client(cmdq, args_get(args, 'c'), 0); 75 if (c == NULL) 76 return (CMD_RETURN_ERROR); 77 } else { 78 c = cmd_current_client(cmdq); 79 if (c == NULL && !args_has(self->args, 'p')) { 80 cmdq_error(cmdq, "no client available"); 81 return (CMD_RETURN_ERROR); 82 } 83 } 84 85 template = args_get(args, 'F'); 86 if (args->argc != 0) 87 template = args->argv[0]; 88 if (template == NULL) 89 template = DISPLAY_MESSAGE_TEMPLATE; 90 91 ft = format_create(); 92 if (c != NULL) 93 format_client(ft, c); 94 format_session(ft, s); 95 format_winlink(ft, s, wl); 96 format_window_pane(ft, wp); 97 98 t = time(NULL); 99 len = strftime(out, sizeof out, template, localtime(&t)); 100 out[len] = '\0'; 101 102 msg = format_expand(ft, out); 103 if (args_has(self->args, 'p')) 104 cmdq_print(cmdq, "%s", msg); 105 else 106 status_message_set(c, "%s", msg); 107 free(msg); 108 format_free(ft); 109 110 return (CMD_RETURN_NORMAL); 111 } 112