1 /* $OpenBSD: cmd-show-messages.c,v 1.23 2016/10/16 19:04:05 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 const struct cmd_entry cmd_server_info_entry = { 49 .name = "server-info", 50 .alias = "info", 51 52 .args = { "", 0, 0 }, 53 .usage = "", 54 55 .flags = CMD_AFTERHOOK, 56 .exec = cmd_show_messages_exec 57 }; 58 59 static int cmd_show_messages_terminals(struct cmdq_item *, int); 60 static int cmd_show_messages_jobs(struct cmdq_item *, int); 61 62 static int 63 cmd_show_messages_terminals(struct cmdq_item *item, int blank) 64 { 65 struct tty_term *term; 66 u_int i, n; 67 68 n = 0; 69 LIST_FOREACH(term, &tty_terms, entry) { 70 if (blank) { 71 cmdq_print(item, "%s", ""); 72 blank = 0; 73 } 74 cmdq_print(item, "Terminal %u: %s [references=%u, flags=0x%x]:", 75 n, term->name, term->references, term->flags); 76 n++; 77 for (i = 0; i < tty_term_ncodes(); i++) 78 cmdq_print(item, "%s", tty_term_describe(term, i)); 79 } 80 return (n != 0); 81 } 82 83 static int 84 cmd_show_messages_jobs(struct cmdq_item *item, int blank) 85 { 86 struct job *job; 87 u_int n; 88 89 n = 0; 90 LIST_FOREACH(job, &all_jobs, lentry) { 91 if (blank) { 92 cmdq_print(item, "%s", ""); 93 blank = 0; 94 } 95 cmdq_print(item, "Job %u: %s [fd=%d, pid=%d, status=%d]", 96 n, job->cmd, job->fd, job->pid, job->status); 97 n++; 98 } 99 return (n != 0); 100 } 101 102 static enum cmd_retval 103 cmd_show_messages_exec(struct cmd *self, struct cmdq_item *item) 104 { 105 struct args *args = self->args; 106 struct client *c = item->state.c; 107 struct message_entry *msg; 108 char *tim; 109 int done, blank; 110 111 done = blank = 0; 112 if (args_has(args, 'T') || self->entry == &cmd_server_info_entry) { 113 blank = cmd_show_messages_terminals(item, blank); 114 done = 1; 115 } 116 if (args_has(args, 'J') || self->entry == &cmd_server_info_entry) { 117 cmd_show_messages_jobs(item, blank); 118 done = 1; 119 } 120 if (done) 121 return (CMD_RETURN_NORMAL); 122 123 TAILQ_FOREACH(msg, &c->message_log, entry) { 124 tim = ctime(&msg->msg_time); 125 *strchr(tim, '\n') = '\0'; 126 127 cmdq_print(item, "%s %s", tim, msg->msg); 128 } 129 130 return (CMD_RETURN_NORMAL); 131 } 132