diff options
Diffstat (limited to 'gl/fsusage.c')
| -rw-r--r-- | gl/fsusage.c | 118 | 
1 files changed, 10 insertions, 108 deletions
diff --git a/gl/fsusage.c b/gl/fsusage.c index 0657555f..f6f4b1c3 100644 --- a/gl/fsusage.c +++ b/gl/fsusage.c  | |||
| @@ -1,20 +1,20 @@ | |||
| 1 | /* fsusage.c -- return space usage of mounted file systems | 1 | /* fsusage.c -- return space usage of mounted file systems | 
| 2 | 2 | ||
| 3 | Copyright (C) 1991-1992, 1996, 1998-1999, 2002-2006, 2009-2013 Free Software | 3 | Copyright (C) 1991-1992, 1996, 1998-1999, 2002-2006, 2009-2023 Free Software | 
| 4 | Foundation, Inc. | 4 | Foundation, Inc. | 
| 5 | 5 | ||
| 6 | This program is free software: you can redistribute it and/or modify | 6 | This file is free software: you can redistribute it and/or modify | 
| 7 | it under the terms of the GNU General Public License as published by | 7 | it under the terms of the GNU Lesser General Public License as | 
| 8 | the Free Software Foundation; either version 3 of the License, or | 8 | published by the Free Software Foundation, either version 3 of the | 
| 9 | (at your option) any later version. | 9 | License, or (at your option) any later version. | 
| 10 | 10 | ||
| 11 | This program is distributed in the hope that it will be useful, | 11 | This file is distributed in the hope that it will be useful, | 
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | 
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 
| 14 | GNU General Public License for more details. | 14 | GNU Lesser General Public License for more details. | 
| 15 | 15 | ||
| 16 | You should have received a copy of the GNU General Public License | 16 | You should have received a copy of the GNU Lesser General Public License | 
| 17 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | 17 | along with this program. If not, see <https://www.gnu.org/licenses/>. */ | 
| 18 | 18 | ||
| 19 | #include <config.h> | 19 | #include <config.h> | 
| 20 | 20 | ||
| @@ -43,23 +43,11 @@ | |||
| 43 | # if HAVE_SYS_FS_S5PARAM_H /* Fujitsu UXP/V */ | 43 | # if HAVE_SYS_FS_S5PARAM_H /* Fujitsu UXP/V */ | 
| 44 | # include <sys/fs/s5param.h> | 44 | # include <sys/fs/s5param.h> | 
| 45 | # endif | 45 | # endif | 
| 46 | # if defined HAVE_SYS_FILSYS_H && !defined _CRAY | ||
| 47 | # include <sys/filsys.h> /* SVR2 */ | ||
| 48 | # endif | ||
| 49 | # if HAVE_SYS_STATFS_H | 46 | # if HAVE_SYS_STATFS_H | 
| 50 | # include <sys/statfs.h> | 47 | # include <sys/statfs.h> | 
| 51 | # endif | 48 | # endif | 
| 52 | # if HAVE_DUSTAT_H /* AIX PS/2 */ | ||
| 53 | # include <sys/dustat.h> | ||
| 54 | # endif | ||
| 55 | # include "full-read.h" | ||
| 56 | #endif | 49 | #endif | 
| 57 | 50 | ||
| 58 | /* The results of open() in this file are not used with fchdir, | ||
| 59 | therefore save some unnecessary work in fchdir.c. */ | ||
| 60 | #undef open | ||
| 61 | #undef close | ||
| 62 | |||
| 63 | /* Many space usage primitives use all 1 bits to denote a value that is | 51 | /* Many space usage primitives use all 1 bits to denote a value that is | 
| 64 | not applicable or unknown. Propagate this information by returning | 52 | not applicable or unknown. Propagate this information by returning | 
| 65 | a uintmax_t value that is all 1 bits if X is all 1 bits, even if X | 53 | a uintmax_t value that is all 1 bits if X is all 1 bits, even if X | 
| @@ -160,56 +148,6 @@ get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp) | |||
| 160 | ? PROPAGATE_ALL_ONES (fsd.f_frsize) | 148 | ? PROPAGATE_ALL_ONES (fsd.f_frsize) | 
| 161 | : PROPAGATE_ALL_ONES (fsd.f_bsize)); | 149 | : PROPAGATE_ALL_ONES (fsd.f_bsize)); | 
| 162 | 150 | ||
| 163 | #elif defined STAT_STATFS2_FS_DATA /* Ultrix */ | ||
| 164 | |||
| 165 | struct fs_data fsd; | ||
| 166 | |||
| 167 | if (statfs (file, &fsd) != 1) | ||
| 168 | return -1; | ||
| 169 | |||
| 170 | fsp->fsu_blocksize = 1024; | ||
| 171 | fsp->fsu_blocks = PROPAGATE_ALL_ONES (fsd.fd_req.btot); | ||
| 172 | fsp->fsu_bfree = PROPAGATE_ALL_ONES (fsd.fd_req.bfree); | ||
| 173 | fsp->fsu_bavail = PROPAGATE_TOP_BIT (fsd.fd_req.bfreen); | ||
| 174 | fsp->fsu_bavail_top_bit_set = EXTRACT_TOP_BIT (fsd.fd_req.bfreen) != 0; | ||
| 175 | fsp->fsu_files = PROPAGATE_ALL_ONES (fsd.fd_req.gtot); | ||
| 176 | fsp->fsu_ffree = PROPAGATE_ALL_ONES (fsd.fd_req.gfree); | ||
| 177 | |||
| 178 | #elif defined STAT_READ_FILSYS /* SVR2 */ | ||
| 179 | # ifndef SUPERBOFF | ||
| 180 | # define SUPERBOFF (SUPERB * 512) | ||
| 181 | # endif | ||
| 182 | |||
| 183 | struct filsys fsd; | ||
| 184 | int fd; | ||
| 185 | |||
| 186 | if (! disk) | ||
| 187 | { | ||
| 188 | errno = 0; | ||
| 189 | return -1; | ||
| 190 | } | ||
| 191 | |||
| 192 | fd = open (disk, O_RDONLY); | ||
| 193 | if (fd < 0) | ||
| 194 | return -1; | ||
| 195 | lseek (fd, (off_t) SUPERBOFF, 0); | ||
| 196 | if (full_read (fd, (char *) &fsd, sizeof fsd) != sizeof fsd) | ||
| 197 | { | ||
| 198 | close (fd); | ||
| 199 | return -1; | ||
| 200 | } | ||
| 201 | close (fd); | ||
| 202 | |||
| 203 | fsp->fsu_blocksize = (fsd.s_type == Fs2b ? 1024 : 512); | ||
| 204 | fsp->fsu_blocks = PROPAGATE_ALL_ONES (fsd.s_fsize); | ||
| 205 | fsp->fsu_bfree = PROPAGATE_ALL_ONES (fsd.s_tfree); | ||
| 206 | fsp->fsu_bavail = PROPAGATE_TOP_BIT (fsd.s_tfree); | ||
| 207 | fsp->fsu_bavail_top_bit_set = EXTRACT_TOP_BIT (fsd.s_tfree) != 0; | ||
| 208 | fsp->fsu_files = (fsd.s_isize == -1 | ||
| 209 | ? UINTMAX_MAX | ||
| 210 | : (fsd.s_isize - 2) * INOPB * (fsd.s_type == Fs2b ? 2 : 1)); | ||
| 211 | fsp->fsu_ffree = PROPAGATE_ALL_ONES (fsd.s_tinode); | ||
| 212 | |||
| 213 | #elif defined STAT_STATFS3_OSF1 /* OSF/1 */ | 151 | #elif defined STAT_STATFS3_OSF1 /* OSF/1 */ | 
| 214 | 152 | ||
| 215 | struct statfs fsd; | 153 | struct statfs fsd; | 
| @@ -263,12 +201,7 @@ get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp) | |||
| 263 | 201 | ||
| 264 | fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_fsize); | 202 | fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_fsize); | 
| 265 | 203 | ||
| 266 | #elif defined STAT_STATFS4 /* SVR3, Dynix, old Irix, old AIX, \ | 204 | #elif defined STAT_STATFS4 /* SVR3, old Irix */ | 
| 267 | Dolphin */ | ||
| 268 | |||
| 269 | # if !_AIX && !defined _SEQUENT_ && !defined DOLPHIN | ||
| 270 | # define f_bavail f_bfree | ||
| 271 | # endif | ||
| 272 | 205 | ||
| 273 | struct statfs fsd; | 206 | struct statfs fsd; | 
| 274 | 207 | ||
| @@ -278,11 +211,7 @@ get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp) | |||
| 278 | /* Empirically, the block counts on most SVR3 and SVR3-derived | 211 | /* Empirically, the block counts on most SVR3 and SVR3-derived | 
| 279 | systems seem to always be in terms of 512-byte blocks, | 212 | systems seem to always be in terms of 512-byte blocks, | 
| 280 | no matter what value f_bsize has. */ | 213 | no matter what value f_bsize has. */ | 
| 281 | # if _AIX || defined _CRAY | ||
| 282 | fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_bsize); | ||
| 283 | # else | ||
| 284 | fsp->fsu_blocksize = 512; | 214 | fsp->fsu_blocksize = 512; | 
| 285 | # endif | ||
| 286 | 215 | ||
| 287 | #endif | 216 | #endif | 
| 288 | 217 | ||
| @@ -302,30 +231,3 @@ get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp) | |||
| 302 | (void) disk; /* avoid argument-unused warning */ | 231 | (void) disk; /* avoid argument-unused warning */ | 
| 303 | return 0; | 232 | return 0; | 
| 304 | } | 233 | } | 
| 305 | |||
| 306 | #if defined _AIX && defined _I386 | ||
| 307 | /* AIX PS/2 does not supply statfs. */ | ||
| 308 | |||
| 309 | int | ||
| 310 | statfs (char *file, struct statfs *fsb) | ||
| 311 | { | ||
| 312 | struct stat stats; | ||
| 313 | struct dustat fsd; | ||
| 314 | |||
| 315 | if (stat (file, &stats) != 0) | ||
| 316 | return -1; | ||
| 317 | if (dustat (stats.st_dev, 0, &fsd, sizeof (fsd))) | ||
| 318 | return -1; | ||
| 319 | fsb->f_type = 0; | ||
| 320 | fsb->f_bsize = fsd.du_bsize; | ||
| 321 | fsb->f_blocks = fsd.du_fsize - fsd.du_isize; | ||
| 322 | fsb->f_bfree = fsd.du_tfree; | ||
| 323 | fsb->f_bavail = fsd.du_tfree; | ||
| 324 | fsb->f_files = (fsd.du_isize - 2) * fsd.du_inopb; | ||
| 325 | fsb->f_ffree = fsd.du_tinode; | ||
| 326 | fsb->f_fsid.val[0] = fsd.du_site; | ||
| 327 | fsb->f_fsid.val[1] = fsd.du_pckno; | ||
| 328 | return 0; | ||
| 329 | } | ||
| 330 | |||
| 331 | #endif /* _AIX && _I386 */ | ||
