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Annotation of src/usr.bin/tmux/cmd-show-messages.c, Revision 1.26

1.26    ! nicm        1: /* $OpenBSD: cmd-show-messages.c,v 1.25 2017/03/17 14:51:41 nicm Exp $ */
1.1       nicm        2:
                      3: /*
1.20      nicm        4:  * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1       nicm        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>
1.8       nicm       23: #include <unistd.h>
                     24: #include <vis.h>
1.1       nicm       25:
                     26: #include "tmux.h"
                     27:
                     28: /*
                     29:  * Show client message log.
                     30:  */
                     31:
1.23      nicm       32: static enum cmd_retval cmd_show_messages_exec(struct cmd *,
                     33:                            struct cmdq_item *);
1.1       nicm       34:
                     35: const struct cmd_entry cmd_show_messages_entry = {
1.18      nicm       36:        .name = "show-messages",
                     37:        .alias = "showmsgs",
                     38:
                     39:        .args = { "JTt:", 0, 0 },
                     40:        .usage = "[-JT] " CMD_TARGET_CLIENT_USAGE,
                     41:
1.19      nicm       42:        .tflag = CMD_CLIENT,
                     43:
1.22      nicm       44:        .flags = CMD_AFTERHOOK,
1.18      nicm       45:        .exec = cmd_show_messages_exec
1.1       nicm       46: };
                     47:
1.23      nicm       48: static int     cmd_show_messages_terminals(struct cmdq_item *, int);
                     49: static int     cmd_show_messages_jobs(struct cmdq_item *, int);
1.8       nicm       50:
1.21      nicm       51: static int
1.23      nicm       52: cmd_show_messages_terminals(struct cmdq_item *item, int blank)
1.8       nicm       53: {
1.13      nicm       54:        struct tty_term *term;
                     55:        u_int            i, n;
1.8       nicm       56:
                     57:        n = 0;
                     58:        LIST_FOREACH(term, &tty_terms, entry) {
1.12      nicm       59:                if (blank) {
1.23      nicm       60:                        cmdq_print(item, "%s", "");
1.12      nicm       61:                        blank = 0;
                     62:                }
1.23      nicm       63:                cmdq_print(item, "Terminal %u: %s [references=%u, flags=0x%x]:",
1.8       nicm       64:                    n, term->name, term->references, term->flags);
                     65:                n++;
1.13      nicm       66:                for (i = 0; i < tty_term_ncodes(); i++)
1.23      nicm       67:                        cmdq_print(item, "%s", tty_term_describe(term, i));
1.8       nicm       68:        }
1.12      nicm       69:        return (n != 0);
1.8       nicm       70: }
                     71:
1.21      nicm       72: static int
1.23      nicm       73: cmd_show_messages_jobs(struct cmdq_item *item, int blank)
1.8       nicm       74: {
                     75:        struct job      *job;
                     76:        u_int            n;
                     77:
                     78:        n = 0;
1.26    ! nicm       79:        LIST_FOREACH(job, &all_jobs, entry) {
1.12      nicm       80:                if (blank) {
1.23      nicm       81:                        cmdq_print(item, "%s", "");
1.12      nicm       82:                        blank = 0;
                     83:                }
1.25      nicm       84:                cmdq_print(item, "Job %u: %s [fd=%d, pid=%ld, status=%d]",
                     85:                    n, job->cmd, job->fd, (long)job->pid, job->status);
1.8       nicm       86:                n++;
                     87:        }
1.12      nicm       88:        return (n != 0);
1.8       nicm       89: }
                     90:
1.21      nicm       91: static enum cmd_retval
1.23      nicm       92: cmd_show_messages_exec(struct cmd *self, struct cmdq_item *item)
1.1       nicm       93: {
1.3       nicm       94:        struct args             *args = self->args;
1.23      nicm       95:        struct client           *c = item->state.c;
1.3       nicm       96:        struct message_entry    *msg;
                     97:        char                    *tim;
1.12      nicm       98:        int                      done, blank;
1.8       nicm       99:
1.12      nicm      100:        done = blank = 0;
1.24      nicm      101:        if (args_has(args, 'T')) {
1.23      nicm      102:                blank = cmd_show_messages_terminals(item, blank);
1.8       nicm      103:                done = 1;
                    104:        }
1.24      nicm      105:        if (args_has(args, 'J')) {
1.23      nicm      106:                cmd_show_messages_jobs(item, blank);
1.8       nicm      107:                done = 1;
                    108:        }
                    109:        if (done)
                    110:                return (CMD_RETURN_NORMAL);
1.1       nicm      111:
1.11      nicm      112:        TAILQ_FOREACH(msg, &c->message_log, entry) {
1.1       nicm      113:                tim = ctime(&msg->msg_time);
                    114:                *strchr(tim, '\n') = '\0';
1.2       nicm      115:
1.23      nicm      116:                cmdq_print(item, "%s %s", tim, msg->msg);
1.1       nicm      117:        }
                    118:
1.4       nicm      119:        return (CMD_RETURN_NORMAL);
1.1       nicm      120: }