Annotation of src/usr.bin/tmux/cmd-set-buffer.c, Revision 1.15
1.15 ! nicm 1: /* $OpenBSD: cmd-set-buffer.c,v 1.14 2013/10/10 12:00:23 nicm Exp $ */
1.1 nicm 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:
1.11 nicm 21: #include <stdlib.h>
1.4 nicm 22: #include <string.h>
1.1 nicm 23:
24: #include "tmux.h"
25:
26: /*
1.15 ! nicm 27: * Add, set, or append to a paste buffer.
1.1 nicm 28: */
29:
1.13 nicm 30: enum cmd_retval cmd_set_buffer_exec(struct cmd *, struct cmd_q *);
1.1 nicm 31:
32: const struct cmd_entry cmd_set_buffer_entry = {
33: "set-buffer", "setb",
1.15 ! nicm 34: "ab:", 1, 1,
! 35: "[-a] " CMD_BUFFER_USAGE " data",
1.8 nicm 36: 0,
37: NULL,
38: cmd_set_buffer_exec
1.1 nicm 39: };
40:
1.12 nicm 41: enum cmd_retval
1.13 nicm 42: cmd_set_buffer_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 43: {
1.15 ! nicm 44: struct args *args = self->args;
! 45: struct paste_buffer *pb;
! 46: u_int limit;
! 47: char *pdata, *cause;
! 48: size_t psize, newsize;
! 49: int buffer;
1.1 nicm 50:
1.7 nicm 51: limit = options_get_number(&global_options, "buffer-limit");
1.4 nicm 52:
1.15 ! nicm 53: psize = 0;
! 54: pdata = NULL;
1.1 nicm 55:
1.15 ! nicm 56: pb = NULL;
! 57: buffer = -1;
! 58:
! 59: if (args_has(args, 'b')) {
! 60: buffer = args_strtonum(args, 'b', 0, INT_MAX, &cause);
! 61: if (cause != NULL) {
! 62: cmdq_error(cmdq, "buffer %s", cause);
! 63: free(cause);
! 64: return (CMD_RETURN_ERROR);
! 65: }
! 66: pb = paste_get_index(&global_buffers, buffer);
! 67: if (pb == NULL) {
! 68: cmdq_error(cmdq, "no buffer %d", buffer);
! 69: return (CMD_RETURN_ERROR);
! 70: }
! 71: } else if (args_has(args, 'a')) {
! 72: pb = paste_get_top(&global_buffers);
! 73: if (pb != NULL)
! 74: buffer = 0;
1.1 nicm 75: }
1.8 nicm 76:
1.15 ! nicm 77: if (args_has(args, 'a') && pb != NULL) {
! 78: psize = pb->size;
! 79: pdata = xmalloc(psize);
! 80: memcpy(pdata, pb->data, psize);
1.8 nicm 81: }
82:
1.15 ! nicm 83: newsize = strlen(args->argv[0]);
! 84:
! 85: pdata = xrealloc(pdata, 1, psize + newsize);
! 86: memcpy(pdata + psize, args->argv[0], newsize);
! 87: psize += newsize;
! 88:
! 89: if (buffer == -1)
! 90: paste_add(&global_buffers, pdata, psize, limit);
! 91: else
! 92: paste_replace(&global_buffers, buffer, pdata, psize);
1.8 nicm 93:
1.12 nicm 94: return (CMD_RETURN_NORMAL);
1.1 nicm 95: }