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cmd-capture-pane.c revision 1.1 
      1 /* $Id: cmd-capture-pane.c,v 1.1 2011/03/10 09:15:36 jmmv Exp $ */
      2 
      3 /*
      4  * Copyright (c) 2009 Jonathan Alvarado <radobobo (at) 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 <string.h>
     22 
     23 #include "tmux.h"
     24 
     25 /*
     26  * Write the entire contents of a pane to a buffer.
     27  */
     28 
     29 int	cmd_capture_pane_exec(struct cmd *, struct cmd_ctx *);
     30 
     31 const struct cmd_entry cmd_capture_pane_entry = {
     32 	"capture-pane", "capturep",
     33 	CMD_BUFFER_PANE_USAGE,
     34 	0, "",
     35 	cmd_buffer_init,
     36 	cmd_buffer_parse,
     37 	cmd_capture_pane_exec,
     38 	cmd_buffer_free,
     39 	cmd_buffer_print
     40 };
     41 
     42 int
     43 cmd_capture_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
     44 {
     45 	struct cmd_buffer_data	*data = self->data;
     46 	struct window_pane	*wp;
     47 	char 			*buf, *line;
     48 	struct screen		*s;
     49 	struct session		*sess;
     50 	u_int			 i, limit;
     51 	size_t         		 len, linelen;
     52 
     53 	if (cmd_find_pane(ctx, data->target, &sess, &wp) == NULL)
     54 		return (-1);
     55 	s = &wp->base;
     56 
     57 	buf = NULL;
     58 	len = 0;
     59 
     60 	for (i = 0; i < screen_size_y(s); i++) {
     61 	       line = grid_view_string_cells(s->grid, 0, i, screen_size_x(s));
     62 	       linelen = strlen(line);
     63 
     64 	       buf = xrealloc(buf, 1, len + linelen + 1);
     65 	       memcpy(buf + len, line, linelen);
     66 	       len += linelen;
     67 	       buf[len++] = '\n';
     68 
     69 	       xfree(line);
     70 	}
     71 
     72 	limit = options_get_number(&sess->options, "buffer-limit");
     73 	if (data->buffer == -1) {
     74 		paste_add(&sess->buffers, buf, len, limit);
     75 		return (0);
     76 	}
     77 	if (paste_replace(&sess->buffers, data->buffer, buf, len) != 0) {
     78 		ctx->error(ctx, "no buffer %d", data->buffer);
     79 		xfree(buf);
     80 		return (-1);
     81 	}
     82 	return (0);
     83 }
     84