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Annotation of embedaddon/tmux/cmd-show-messages.c, revision 1.1.1.1

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