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Annotation of src/usr.bin/tmux/cmd-clear-history.c, Revision 1.9

1.9     ! nicm        1: /* $OpenBSD: cmd-clear-history.c,v 1.8 2011/01/04 00:42:46 nicm Exp $ */
1.1       nicm        2:
                      3: /*
                      4:  * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
                      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 "tmux.h"
                     22:
                     23: /*
                     24:  * Clear pane history.
                     25:  */
                     26:
1.9     ! nicm       27: enum cmd_retval         cmd_clear_history_exec(struct cmd *, struct cmd_ctx *);
1.1       nicm       28:
                     29: const struct cmd_entry cmd_clear_history_entry = {
                     30:        "clear-history", "clearhist",
1.8       nicm       31:        "t:", 0, 0,
1.5       nicm       32:        CMD_TARGET_PANE_USAGE,
1.8       nicm       33:        0,
                     34:        NULL,
                     35:        NULL,
                     36:        cmd_clear_history_exec
1.1       nicm       37: };
                     38:
1.9     ! nicm       39: enum cmd_retval
1.1       nicm       40: cmd_clear_history_exec(struct cmd *self, struct cmd_ctx *ctx)
                     41: {
1.8       nicm       42:        struct args             *args = self->args;
1.1       nicm       43:        struct window_pane      *wp;
                     44:        struct grid             *gd;
                     45:
1.8       nicm       46:        if (cmd_find_pane(ctx, args_get(args, 't'), NULL, &wp) == NULL)
1.9     ! nicm       47:                return (CMD_RETURN_ERROR);
1.1       nicm       48:        gd = wp->base.grid;
                     49:
                     50:        grid_move_lines(gd, 0, gd->hsize, gd->sy);
                     51:        gd->hsize = 0;
                     52:
1.9     ! nicm       53:        return (CMD_RETURN_NORMAL);
1.1       nicm       54: }