cmd-set-buffer.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2007 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 <stdlib.h>
  22 #include <string.h>
  23
  24 #include "tmux.h"
  25
  26 /*
  27  * Add or set a paste buffer.
  28  */
  29
  30 enum cmd_retval  cmd_set_buffer_exec(struct cmd *, struct cmd_q *);
  31
  32 const struct cmd_entry cmd_set_buffer_entry = {
  33         "set-buffer", "setb",
  34         "b:", 1, 1,
  35         CMD_BUFFER_USAGE " data",
  36         0,
  37         NULL,
  38         NULL,
  39         cmd_set_buffer_exec
  40 };
  41
  42 enum cmd_retval
  43 cmd_set_buffer_exec(struct cmd *self, struct cmd_q *cmdq)
  44 {
  45         struct args     *args = self->args;
  46         u_int            limit;
  47         char            *pdata, *cause;
  48         size_t           psize;
  49         int              buffer;
  50
  51         limit = options_get_number(&global_options, "buffer-limit");
  52
  53         pdata = xstrdup(args->argv[0]);
  54         psize = strlen(pdata);
  55
  56         if (!args_has(args, 'b')) {
  57                 paste_add(&global_buffers, pdata, psize, limit);
  58                 return (CMD_RETURN_NORMAL);
  59         }
  60
  61         buffer = args_strtonum(args, 'b', 0, INT_MAX, &cause);
  62         if (cause != NULL) {
  63                 cmdq_error(cmdq, "buffer %s", cause);
  64                 free(cause);
  65                 free(pdata);
  66                 return (CMD_RETURN_ERROR);
  67         }
  68
  69         if (paste_replace(&global_buffers, buffer, pdata, psize) != 0) {
  70                 cmdq_error(cmdq, "no buffer %d", buffer);
  71                 free(pdata);
  72                 return (CMD_RETURN_ERROR);
  73         }
  74
  75         return (CMD_RETURN_NORMAL);
  76 }