1 /* fatlabel.c - User interface
3 Copyright (C) 1993 Werner Almesberger <werner.almesberger@lrc.di.epfl.ch>
4 Copyright (C) 1998 Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de>
5 Copyright (C) 2007 Red Hat, Inc.
6 Copyright (C) 2008-2013 Daniel Baumann <mail@daniel-baumann.ch>
8 This program is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 On Debian systems, the complete text of the GNU General Public License
22 can be found in /usr/share/common-licenses/GPL-3 file.
43 int interactive = 0, rw = 0, list = 0, test = 0, verbose = 0, write_immed = 0;
46 void *mem_queue = NULL;
48 static void usage(int error)
50 FILE *f = error ? stderr : stdout;
51 int status = error ? 1 : 0;
53 fprintf(f, "usage: fatlabel device [label]\n");
58 * ++roman: On m68k, check if this is an Atari; if yes, turn on Atari variant
59 * of MS-DOS filesystem by default.
61 static void check_atari(void)
67 if (!(f = fopen("/proc/hardware", "r"))) {
68 perror("/proc/hardware");
72 while (fgets(line, sizeof(line), f)) {
73 if (strncmp(line, "Model:", 6) == 0) {
75 p += strspn(p, " \t");
76 if (strncmp(p, "Atari ", 6) == 0)
85 int main(int argc, char *argv[])
100 if (argc < 2 || argc > 3)
103 if (!strcmp(argv[1], "-h") || !strcmp(argv[1], "--help"))
105 else if (!strcmp(argv[1], "-V") || !strcmp(argv[1], "--version")) {
106 printf("fatlabel " VERSION ", " VERSION_DATE ", FAT32, LFN\n");
112 strncpy(label, argv[2], 11);
113 if (strlen(argv[2]) > 11) {
115 "fatlabel: labels can be no longer than 11 characters\n");
118 for (i = 0; label[i] && i < 11; i++)
119 /* don't know if here should be more strict !uppercase(label[i])*/
120 if (islower(label[i])) {
122 "fatlabel: labels cannot contain lower case characters\n");
130 if (fs.fat_bits == 32)
133 offset = find_volume_de(&fs, &de);
135 fprintf(stdout, "%s\n", fs.label);
137 fprintf(stdout, "%.8s%.3s\n", de.name, de.ext);
141 write_label(&fs, label);