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Annotation of src/usr.bin/tmux/cmd-display-message.c, Revision 1.23

1.23    ! nicm        1: /* $OpenBSD: cmd-display-message.c,v 1.22 2013/03/25 11:42:01 nicm Exp $ */
1.1       nicm        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:
1.14      nicm       21: #include <stdlib.h>
1.1       nicm       22: #include <time.h>
                     23:
                     24: #include "tmux.h"
                     25:
                     26: /*
                     27:  * Displays a message in the status line.
                     28:  */
                     29:
1.20      nicm       30: enum cmd_retval         cmd_display_message_exec(struct cmd *, struct cmd_q *);
1.1       nicm       31:
                     32: const struct cmd_entry cmd_display_message_entry = {
                     33:        "display-message", "display",
1.11      nicm       34:        "c:pt:F:", 0, 1,
1.17      nicm       35:        "[-p] [-c target-client] [-F format] " CMD_TARGET_PANE_USAGE
                     36:        " [message]",
1.8       nicm       37:        0,
                     38:        NULL,
                     39:        cmd_display_message_exec
1.1       nicm       40: };
                     41:
1.15      nicm       42: enum cmd_retval
1.20      nicm       43: cmd_display_message_exec(struct cmd *self, struct cmd_q *cmdq)
1.1       nicm       44: {
1.8       nicm       45:        struct args             *args = self->args;
1.1       nicm       46:        struct client           *c;
1.9       nicm       47:        struct session          *s;
                     48:        struct winlink          *wl;
                     49:        struct window_pane      *wp;
1.1       nicm       50:        const char              *template;
                     51:        char                    *msg;
1.11      nicm       52:        struct format_tree      *ft;
                     53:        char                     out[BUFSIZ];
                     54:        time_t                   t;
1.12      nicm       55:        size_t                   len;
1.1       nicm       56:
1.11      nicm       57:        if (args_has(args, 't')) {
1.20      nicm       58:                wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp);
1.9       nicm       59:                if (wl == NULL)
1.15      nicm       60:                        return (CMD_RETURN_ERROR);
1.9       nicm       61:        } else {
1.20      nicm       62:                wl = cmd_find_pane(cmdq, NULL, &s, &wp);
1.11      nicm       63:                if (wl == NULL)
1.15      nicm       64:                        return (CMD_RETURN_ERROR);
1.11      nicm       65:        }
                     66:
                     67:        if (args_has(args, 'F') && args->argc != 0) {
1.20      nicm       68:                cmdq_error(cmdq, "only one of -F or argument must be given");
1.15      nicm       69:                return (CMD_RETURN_ERROR);
1.9       nicm       70:        }
                     71:
1.22      nicm       72:        if (args_has(args, 'c')) {
                     73:            c = cmd_find_client(cmdq, args_get(args, 'c'), 0);
                     74:            if (c == NULL)
                     75:                return (CMD_RETURN_ERROR);
                     76:        } else {
                     77:                c = cmd_current_client(cmdq);
                     78:                if (c == NULL && !args_has(self->args, 'p')) {
                     79:                        cmdq_error(cmdq, "no client available");
                     80:                        return (CMD_RETURN_ERROR);
                     81:                }
                     82:        }
                     83:
1.11      nicm       84:        template = args_get(args, 'F');
                     85:        if (args->argc != 0)
                     86:                template = args->argv[0];
                     87:        if (template == NULL)
1.16      nicm       88:                template = DISPLAY_MESSAGE_TEMPLATE;
1.1       nicm       89:
1.11      nicm       90:        ft = format_create();
1.22      nicm       91:        if (c != NULL)
1.18      nicm       92:                format_client(ft, c);
1.11      nicm       93:        format_session(ft, s);
                     94:        format_winlink(ft, s, wl);
                     95:        format_window_pane(ft, wp);
                     96:
                     97:        t = time(NULL);
1.12      nicm       98:        len = strftime(out, sizeof out, template, localtime(&t));
                     99:        out[len] = '\0';
1.11      nicm      100:
                    101:        msg = format_expand(ft, out);
1.8       nicm      102:        if (args_has(self->args, 'p'))
1.20      nicm      103:                cmdq_print(cmdq, "%s", msg);
1.22      nicm      104:        else
1.7       nicm      105:                status_message_set(c, "%s", msg);
1.14      nicm      106:        free(msg);
1.12      nicm      107:        format_free(ft);
1.20      nicm      108:
1.15      nicm      109:        return (CMD_RETURN_NORMAL);
1.1       nicm      110: }