1 /* vi: set sw=4 ts=4: */
5 * Copyright (C) tons of folks. Tracking down who wrote what
6 * isn't something I'm going to worry about... If you wrote something
7 * here, please feel free to acknowledge your work.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 * Based in part on code from sash, Copyright (c) 1999 by David I. Bell
24 * Permission has been granted to redistribute this code under the GPL.
33 #define TYPEINDEX(mode) (((mode) >> 12) & 0x0f)
34 #define TYPECHAR(mode) ("0pcCd?bB-?l?s???" [TYPEINDEX(mode)])
36 /* The special bits. If set, display SMODE0/1 instead of MODE0/1 */
37 static const mode_t SBIT[] = {
43 /* The 9 mode bits to test */
44 static const mode_t MBIT[] = {
45 S_IRUSR, S_IWUSR, S_IXUSR,
46 S_IRGRP, S_IWGRP, S_IXGRP,
47 S_IROTH, S_IWOTH, S_IXOTH
50 static const char MODE1[] = "rwxrwxrwx";
51 static const char MODE0[] = "---------";
52 static const char SMODE1[] = "..s..s..t";
53 static const char SMODE0[] = "..S..S..T";
56 * Return the standard ls-like mode string from a file mode.
57 * This is static and so is overwritten on each call.
59 const char *mode_string(int mode)
65 buf[0] = TYPECHAR(mode);
66 for (i = 0; i < 9; i++) {
68 buf[i + 1] = (mode & MBIT[i]) ? SMODE1[i] : SMODE0[i];
70 buf[i + 1] = (mode & MBIT[i]) ? MODE1[i] : MODE0[i];