Annotation of src/usr.bin/tmux/cmd-capture-pane.c, Revision 1.7
1.7 ! nicm 1: /* $OpenBSD: cmd-capture-pane.c,v 1.6 2011/01/04 00:42:46 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2009 Jonathan Alvarado <radobobo@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:
1.4 nicm 21: #include <stdlib.h>
1.1 nicm 22: #include <string.h>
23:
24: #include "tmux.h"
25:
26: /*
27: * Write the entire contents of a pane to a buffer.
28: */
29:
30: int cmd_capture_pane_exec(struct cmd *, struct cmd_ctx *);
31:
32: const struct cmd_entry cmd_capture_pane_entry = {
33: "capture-pane", "capturep",
1.7 ! nicm 34: "b:E:S:t:", 0, 0,
! 35: "[-b buffer-index] [-E end-line] [-S start-line] [-t target-pane]",
1.6 nicm 36: 0,
37: NULL,
38: NULL,
39: cmd_capture_pane_exec
1.1 nicm 40: };
41:
42: int
43: cmd_capture_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
44: {
1.6 nicm 45: struct args *args = self->args;
46: struct window_pane *wp;
47: char *buf, *line, *cause;
48: struct screen *s;
1.7 ! nicm 49: struct grid *gd;
! 50: int buffer, n;
! 51: u_int i, limit, top, bottom, tmp;
1.6 nicm 52: size_t len, linelen;
1.1 nicm 53:
1.6 nicm 54: if (cmd_find_pane(ctx, args_get(args, 't'), NULL, &wp) == NULL)
1.1 nicm 55: return (-1);
56: s = &wp->base;
1.7 ! nicm 57: gd = s->grid;
1.1 nicm 58:
59: buf = NULL;
60: len = 0;
61:
1.7 ! nicm 62: n = args_strtonum(args, 'S', SHRT_MIN, SHRT_MAX, &cause);
! 63: if (cause != NULL)
! 64: top = gd->hsize;
! 65: else if (n < 0 && (u_int) -n > gd->hsize)
! 66: top = 0;
! 67: else
! 68: top = gd->hsize + n;
! 69: if (top > gd->hsize + gd->sy - 1)
! 70: top = gd->hsize + gd->sy - 1;
! 71:
! 72: n = args_strtonum(args, 'E', SHRT_MIN, SHRT_MAX, &cause);
! 73: if (cause != NULL)
! 74: bottom = gd->hsize + gd->sy - 1;
! 75: else if (n < 0 && (u_int) -n > gd->hsize)
! 76: bottom = 0;
! 77: else
! 78: bottom = gd->hsize + n;
! 79: if (bottom > gd->hsize + gd->sy - 1)
! 80: bottom = gd->hsize + gd->sy - 1;
! 81:
! 82: if (bottom < top) {
! 83: tmp = bottom;
! 84: bottom = top;
! 85: top = tmp;
! 86: }
! 87:
! 88: for (i = top; i <= bottom; i++) {
! 89: line = grid_string_cells(s->grid, 0, i, screen_size_x(s));
1.1 nicm 90: linelen = strlen(line);
91:
92: buf = xrealloc(buf, 1, len + linelen + 1);
93: memcpy(buf + len, line, linelen);
94: len += linelen;
95: buf[len++] = '\n';
1.3 nicm 96:
97: xfree(line);
1.1 nicm 98: }
99:
1.4 nicm 100: limit = options_get_number(&global_options, "buffer-limit");
1.6 nicm 101:
102: if (!args_has(args, 'b')) {
1.4 nicm 103: paste_add(&global_buffers, buf, len, limit);
1.1 nicm 104: return (0);
105: }
1.6 nicm 106:
107: buffer = args_strtonum(args, 'b', 0, INT_MAX, &cause);
108: if (cause != NULL) {
109: ctx->error(ctx, "buffer %s", cause);
110: xfree(cause);
111: return (-1);
112: }
113:
114: if (paste_replace(&global_buffers, buffer, buf, len) != 0) {
115: ctx->error(ctx, "no buffer %d", buffer);
1.1 nicm 116: xfree(buf);
117: return (-1);
118: }
1.6 nicm 119:
1.1 nicm 120: return (0);
121: }