1 /* $OpenBSD: cmd-show-messages.c,v 1.24 2017/01/24 19:59:19 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2009 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 <string.h> 22 #include <time.h> 23 #include <unistd.h> 24 #include <vis.h> 25 26 #include "tmux.h" 27 28 /* 29 * Show client message log. 30 */ 31 32 static enum cmd_retval cmd_show_messages_exec(struct cmd *, 33 struct cmdq_item *); 34 35 const struct cmd_entry cmd_show_messages_entry = { 36 .name = "show-messages", 37 .alias = "showmsgs", 38 39 .args = { "JTt:", 0, 0 }, 40 .usage = "[-JT] " CMD_TARGET_CLIENT_USAGE, 41 42 .tflag = CMD_CLIENT, 43 44 .flags = CMD_AFTERHOOK, 45 .exec = cmd_show_messages_exec 46 }; 47 48 static int cmd_show_messages_terminals(struct cmdq_item *, int); 49 static int cmd_show_messages_jobs(struct cmdq_item *, int); 50 51 static int 52 cmd_show_messages_terminals(struct cmdq_item *item, int blank) 53 { 54 struct tty_term *term; 55 u_int i, n; 56 57 n = 0; 58 LIST_FOREACH(term, &tty_terms, entry) { 59 if (blank) { 60 cmdq_print(item, "%s", ""); 61 blank = 0; 62 } 63 cmdq_print(item, "Terminal %u: %s [references=%u, flags=0x%x]:", 64 n, term->name, term->references, term->flags); 65 n++; 66 for (i = 0; i < tty_term_ncodes(); i++) 67 cmdq_print(item, "%s", tty_term_describe(term, i)); 68 } 69 return (n != 0); 70 } 71 72 static int 73 cmd_show_messages_jobs(struct cmdq_item *item, int blank) 74 { 75 struct job *job; 76 u_int n; 77 78 n = 0; 79 LIST_FOREACH(job, &all_jobs, lentry) { 80 if (blank) { 81 cmdq_print(item, "%s", ""); 82 blank = 0; 83 } 84 cmdq_print(item, "Job %u: %s [fd=%d, pid=%d, status=%d]", 85 n, job->cmd, job->fd, job->pid, job->status); 86 n++; 87 } 88 return (n != 0); 89 } 90 91 static enum cmd_retval 92 cmd_show_messages_exec(struct cmd *self, struct cmdq_item *item) 93 { 94 struct args *args = self->args; 95 struct client *c = item->state.c; 96 struct message_entry *msg; 97 char *tim; 98 int done, blank; 99 100 done = blank = 0; 101 if (args_has(args, 'T')) { 102 blank = cmd_show_messages_terminals(item, blank); 103 done = 1; 104 } 105 if (args_has(args, 'J')) { 106 cmd_show_messages_jobs(item, blank); 107 done = 1; 108 } 109 if (done) 110 return (CMD_RETURN_NORMAL); 111 112 TAILQ_FOREACH(msg, &c->message_log, entry) { 113 tim = ctime(&msg->msg_time); 114 *strchr(tim, '\n') = '\0'; 115 116 cmdq_print(item, "%s %s", tim, msg->msg); 117 } 118 119 return (CMD_RETURN_NORMAL); 120 } 121